This page displays last 20 Severe Weather Alerts issued by the National Weather Service
NOTE: Zoom in and out on each map using the "+" and "-" button located on each map.
2026-08-03 12:27:54
WGUS52 KFFC 031627
Flash Flood Warning
594
WGUS52 KFFC 031627
FFWFFC
GAC091-271-315-032230-
/O.NEW.KFFC.FF.W.0056.260803T1627Z-260803T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
1227 PM EDT Mon Aug 3 2026
The National Weather Service in Peachtree City has issued a
* Flash Flood Warning for...
Southwestern Dodge County in central Georgia...
Southwestern Telfair County in central Georgia...
Southeastern Wilcox County in central Georgia...
* Until 630 PM EDT Monday.
* At 1227 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3.5 inches of rain
have fallen. Additional rainfall amounts of 1 to 2 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Abbeville, Rochelle, Rhine, Browning, Antioch Church, Temperance,
Owensboro and China Hill.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3185 8349 3205 8348 3203 8308 3180 8307
3180 8308 3181 8309 3181 8310 3182 8311
3181 8311 3181 8313 3182 8314 3182 8313
3183 8314 3182 8315 3183 8315 3185 8318
3184 8321
FLASH FLOOD...RADAR INDICATED
2026-08-03 12:13:22
WGUS51 KOKX 031612
Flash Flood Warning
564
WGUS51 KOKX 031612
FFWOKX
NJC003-013-031-NYC087-119-031830-
/O.NEW.KOKX.FF.W.0037.260803T1612Z-260803T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service New York NY
1212 PM EDT Mon Aug 3 2026
The National Weather Service in Upton has issued a
* Flash Flood Warning for...
Bergen County in northeastern New Jersey...
Central Essex County in northeastern New Jersey...
Eastern Passaic County in northeastern New Jersey...
Rockland County in southeastern New York...
Northern Westchester County in southeastern New York...
* Until 230 PM EDT.
* At 1212 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen recently this morning. Additional rainfall amounts of
1 to 2 inches are possible in the warned area. Flash flooding is
ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Paterson, Passaic, Wayne, Bloomfield, Hackensack, New City,
Bergenfield, Paramus, Ridgewood, Monsey, Rutherford, Nanuet,
Ramsey, Haverstraw, Pompton Lakes, Ridgefield, Suffern, Caldwell,
Nyack and Tappan.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4076 7438 4079 7437 4082 7433 4086 7432
4087 7434 4091 7433 4090 7428 4091 7427
4093 7429 4097 7428 4098 7430 4100 7430
4101 7438 4114 7421 4129 7369 4116 7390
4083 7396 4075 7437
FLASH FLOOD...RADAR INDICATED
2026-08-03 12:01:05
WGUS51 KBOX 031600
Flash Flood Warning
470
WGUS51 KBOX 031600
FFWBOX
MAC005-023-RIC001-005-031900-
/O.NEW.KBOX.FF.W.0010.260803T1600Z-260803T1900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Boston/Norton MA
1200 PM EDT Mon Aug 3 2026
The National Weather Service in Norton has issued a
* Flash Flood Warning for...
Central Bristol County in southeastern Massachusetts...
West Central Plymouth County in southeastern Massachusetts...
Eastern Bristol County in Rhode Island...
Newport County in Rhode Island...
* Until 300 PM EDT.
* At noon EDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 1 and 2 inches of rain have
fallen. Additional rainfall amounts of 1 to 2 inches are possible
in the warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Fall River, Taunton, Dartmouth, North Kingstown, Newport, Bristol,
Middleborough, Somerset, Portsmouth, Middletown, Swansea,
Tiverton, Westport, Raynham, Rehoboth, Warren, Lakeville,
Freetown, Dighton and Berkley.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4153 7142 4154 7143 4155 7142 4155 7143
4192 7111 4186 7090 4148 7115 4152 7141
FLASH FLOOD...RADAR INDICATED
2026-08-03 10:45:02
WGUS51 KPHI 031444
Flash Flood Warning
616
WGUS51 KPHI 031444
FFWPHI
NJC005-007-015-PAC017-101-031845-
/O.NEW.KPHI.FF.W.0095.260803T1444Z-260803T1845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
1044 AM EDT Mon Aug 3 2026
The National Weather Service in Mount Holly has issued a
* Flash Flood Warning for...
Northwestern Burlington County in southern New Jersey...
Northwestern Camden County in southern New Jersey...
North Central Gloucester County in southern New Jersey...
Southeastern Bucks County in southeastern Pennsylvania...
Central Philadelphia County in southeastern Pennsylvania...
* Until 245 PM EDT.
* At 1044 AM EDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
1 and 4 inches of rain have fallen. Additional rainfall amounts up
to 2 inches are possible in the warned area. Flash flooding is
already occurring. Several reports of road closures have occurred
in portions of Camden and Burlington counties.
HAZARD...Life threatening flash flooding caused by
thunderstorms.
SOURCE...Radar and automated gauges.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets, and underpasses.
* Some locations that may experience flash flooding include...
Philadelphia, Camden, Gloucester City, Cherry Hill, Evesham, Mount
Laurel, Willingboro, Deptford, Voorhees, Lindenwold, Lumberton and
Florence.
This includes the following highways...
Interstate 295 in New Jersey between mile markers 22 and 56.
New Jersey Turnpike between exits 3 and 6A.
Interstate 76 in Pennsylvania between mile markers 349 and 351.
Interstate 95 in Pennsylvania between mile markers 15 and 21.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 76 in New Jersey between mile markers 0 and 3.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3998 7510 4016 7474 4006 7464 3999 7473
3982 7495 3977 7510 3984 7519 3991 7519
FLASH FLOOD...RADAR AND GAUGE INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
2026-08-03 10:36:40
WGUS51 KPHI 031436
Flash Flood Warning
167
WGUS51 KPHI 031436
FFWPHI
NJC005-021-023-025-029-035-PAC017-031845-
/O.NEW.KPHI.FF.W.0094.260803T1436Z-260803T1845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
1036 AM EDT Mon Aug 3 2026
The National Weather Service in Mount Holly has issued a
* Flash Flood Warning for...
Mercer County in central New Jersey...
Monmouth County in central New Jersey...
Middlesex County in northern New Jersey...
Southeastern Somerset County in northern New Jersey...
Northeastern Burlington County in southern New Jersey...
Northern Ocean County in southern New Jersey...
Eastern Bucks County in southeastern Pennsylvania...
* Until 245 PM EDT.
* At 1036 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across portions the warned area. Between 1 and 4 inches
of rain have fallen over the last 6 hours with an additional
rainfall amounts up to 2 inches are possible. Rainfall rates have
been around 1-2 inches per hour of accumulation as the line of
showers drifts slowly to the east. Flash flooding is ongoing or
expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets, and underpasses as well as other
drainage and low lying areas.
* Some locations that may experience flash flooding include...
Trenton, New Brunswick, Perth Amboy, Long Branch, Sandy Hook,
Somerset, Edison, Middletown, Old Bridge, East Brunswick, South
Brunswick and Sayreville.
This includes the following highways...
Interstate 295 in New Jersey between mile markers 55 and 76.
New Jersey Turnpike between exits 7 and 13.
Interstate 287 in New Jersey between mile markers 0 and 11.
Interstate 195 in New Jersey between mile markers 0 and 20.
Garden State Parkway between mile markers 107 and 134.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4060 7422 4056 7422 4049 7429 4046 7426
4044 7421 4046 7414 4042 7406 4042 7399
4048 7401 4040 7395 4030 7395 4027 7414
4004 7457 4006 7469 4028 7493 4060 7446
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...2 INCHES IN 1 HOUR
2026-08-03 10:12:53
WGUS51 KPHI 031412
Flash Flood Warning
585
WGUS51 KPHI 031412
FFWPHI
NJC001-011-033-031815-
/O.NEW.KPHI.FF.W.0093.260803T1412Z-260803T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
1012 AM EDT Mon Aug 3 2026
The National Weather Service in Mount Holly has issued a
* Flash Flood Warning for...
West Central Atlantic County in southern New Jersey...
Northeastern Cumberland County in southern New Jersey...
East Central Salem County in southern New Jersey...
* Until 215 PM EDT.
* At 1012 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across portions of the warned area. Between 1 and 3
inches of rain have fallen. The expected rainfall rate is 2 inches
in 1 hour. Additional rainfall amounts up to 2 inches are possible
in the warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets, and underpasses as well as other
drainage and low lying areas.
* Some locations that may experience flash flooding include...
Vineland, Millville, Cumberland, Buena, Laurel Lake, Newfield,
South Vineland, Port Elizabeth, Bricksboro and Mauricetown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
&&
LAT...LON 3954 7509 3954 7502 3953 7500 3952 7500
3952 7499 3951 7499 3952 7498 3953 7497
3954 7496 3954 7492 3949 7485 3936 7493
3932 7493 3928 7495 3928 7505 3931 7512
3934 7512 3942 7512 3944 7512
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...2 INCHES IN 1 HOUR
2026-08-03 09:57:29
WGUS51 KOKX 031357
Flash Flood Warning
766
WGUS51 KOKX 031357
FFWOKX
CTC007-009-011-031700-
/O.NEW.KOKX.FF.W.0036.260803T1357Z-260803T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service New York NY
957 AM EDT Mon Aug 3 2026
The National Weather Service in Upton has issued a
* Flash Flood Warning for...
Middlesex County in southern Connecticut...
Southeastern New Haven County in southern Connecticut...
New London County in southern Connecticut...
* Until 100 PM EDT.
* At 957 AM EDT, Doppler radar indicated heavy downpours and
thunderstorms producing heavy rain across the warned area. Between
1 and 2.5 inches of rain have fallen over the last 6 hours.
Rainfall rate of 1 to 2 inches in 1 hour are likely. Additional
rainfall amounts of 1 to 3 inches are possible in the warned area
through 1pm. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Jewett City, Middletown, Norwich, New London, Guilford,
Colchester, Clinton, East Hampton, Groton, Old Saybrook, Durham,
Salem, Chester, Mystic, Branford, Waterford, East Lyme, Ledyard,
North Branford and Griswold.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Stay away or be swept away. River banks and culverts can become
unstable and unsafe.
&&
LAT...LON 4165 7251 4158 7247 4159 7239 4161 7233
4164 7233 4171 7224 4166 7216 4164 7179
4142 7180 4141 7184 4134 7183 4132 7185
4129 7201 4130 7216 4124 7239 4126 7241
4124 7254 4126 7259 4123 7283 4164 7254
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
2026-08-03 09:09:07
WGUS51 KPHI 031308
Flash Flood Warning
851
WGUS51 KPHI 031308
FFWPHI
DEC003-NJC005-007-015-021-033-PAC017-045-091-101-031715-
/O.NEW.KPHI.FF.W.0092.260803T1308Z-260803T1715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
908 AM EDT Mon Aug 3 2026
The National Weather Service in Mount Holly has issued a
* Flash Flood Warning for...
Northeastern New Castle County in northern Delaware...
Southwestern Mercer County in central New Jersey...
Northwestern Burlington County in southern New Jersey...
Northwestern Camden County in southern New Jersey...
Northwestern Gloucester County in southern New Jersey...
Northeastern Salem County in southern New Jersey...
Southeastern Bucks County in southeastern Pennsylvania...
Delaware County in southeastern Pennsylvania...
Southeastern Montgomery County in southeastern Pennsylvania...
Philadelphia County in southeastern Pennsylvania...
* Until 115 PM EDT.
* At 908 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across I-95 corridor this morning. Between 1.5 and 3.5
inches of rain have fallen through a combination of rain overnight
and this morning. The expected rainfall rate is 1 to 2 inches in 1
hour. Additional rainfall amounts up to 2 inches are possible in
the warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets, and underpasses as well as other
drainage and low lying areas.
* Some locations that may experience flash flooding include...
Philadelphia, Trenton, Camden, Gloucester City, Bensalem, Ewing,
Chester, Willingboro, Deptford, West Deptford, Florence and
Bellmawr.
This includes the following highways...
Interstate 295 in New Jersey between mile markers 8 and 30...and
between mile markers 57 and 59...and
near mile marker 76.
Interstate 476 in Pennsylvania between mile markers 0 and 10.
New Jersey Turnpike near exit 3...and
between exits 6 and 6A.
Interstate 76 in Pennsylvania between mile markers 335 and 351.
Interstate 95 in Pennsylvania between mile markers 0 and 40.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 76 in New Jersey between mile markers 0 and 3.
Pennsylvania Turnpike between mile markers 341 and 359.
Interstate 95 in Delaware between mile markers 21 and 23.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
&&
LAT...LON 3988 7551 3991 7547 4002 7532 4017 7512
4029 7486 4015 7470 4002 7487 3982 7510
3977 7526 3972 7538 3985 7555
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
2026-08-03 08:16:15
WGUS51 KBOX 031215
Flash Flood Warning
418
WGUS51 KBOX 031215
FFWBOX
MAC005-RIC001-003-007-009-031545-
/O.NEW.KBOX.FF.W.0009.260803T1215Z-260803T1545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Boston/Norton MA
815 AM EDT Mon Aug 3 2026
The National Weather Service in Norton has issued a
* Flash Flood Warning for...
West Central Bristol County in southeastern Massachusetts...
Northwestern Bristol County in Rhode Island...
Kent County in Rhode Island...
Providence County in Rhode Island...
Northeastern Washington County in Rhode Island...
* Until 1145 AM EDT.
* At 815 AM EDT, Doppler radar indicated heavy rainfall with 1-2"
per hour rainfall rates approaching the Providence area. These
rates may persist for an hour or more leading to flash flooding of
urban and poor drainage areas.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Providence, Warwick, Cranston, Pawtucket, Taunton, East
Providence, Woonsocket, Coventry, Cumberland, North Providence,
West Warwick, Johnston, North Attleborough, North Kingstown,
Attleboro, Smithfield, Lincoln, Central Falls, Norton and
Bellingham.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4171 7179 4202 7148 4192 7111 4166 7134
4165 7134 4153 7145 4164 7179
FLASH FLOOD...RADAR INDICATED
2026-08-03 07:22:04
WGUS51 KGYX 031121
Flash Flood Warning
070
WGUS51 KGYX 031121
FFWGYX
NHC011-013-015-017-031515-
/O.NEW.KGYX.FF.W.0004.260803T1121Z-260803T1515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Gray ME
721 AM EDT Mon Aug 3 2026
The National Weather Service in Gray has issued a
* Flash Flood Warning for...
Southeastern Merrimack County in central New Hampshire...
Southwestern Strafford County in central New Hampshire...
Southern Hillsborough County in southern New Hampshire...
Rockingham County in southern New Hampshire...
* Until 1115 AM EDT.
* At 721 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2.5 inches of
rain have fallen. The expected rainfall rate is 1 to 3 inches in 1
hour. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Manchester, Nashua, Derry, Merrimack, Durham, Exeter, Salem,
Northwood and Bedford.
This includes the following highways...
Interstate 93 between mile markers 1 and 30.
Interstate 293 between mile markers 1 and 11.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4296 7169 4302 7164 4311 7149 4322 7137
4328 7111 4320 7103 4310 7098 4304 7098
4295 7103 4284 7111 4270 7129 4271 7193
4278 7193
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-3 INCHES IN 1 HOUR
2026-08-03 07:18:29
WUUS53 KFGF 031118
Severe Thunderstorm Warning
011
WUUS53 KFGF 031118
SVRFGF
NDC035-063-031215-
/O.NEW.KFGF.SV.W.0139.260803T1118Z-260803T1215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Forks ND
618 AM CDT Mon Aug 3 2026
The National Weather Service in Grand Forks has issued a
* Severe Thunderstorm Warning for...
Western Grand Forks County in northeastern North Dakota...
Southeastern Nelson County in northeastern North Dakota...
* Until 715 AM CDT.
* At 617 AM CDT, a severe thunderstorm was located 7 miles northeast
of Kloten, or 44 miles west of Grand Forks, moving northeast at 45
mph.
HAZARD...Half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* Locations impacted include...
Grand Forks AFB, Larimore, Northwood, Emerado, Aneta, Arvilla, and
Mekinock.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4790 9818 4811 9733 4775 9713 4767 9779
4767 9806
TIME...MOT...LOC 1117Z 247DEG 41KT 4781 9800
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
2026-08-03 06:49:36
WGUS51 KBOX 031049
Flash Flood Warning
236
WGUS51 KBOX 031049
FFWBOX
MAC017-027-031400-
/O.NEW.KBOX.FF.W.0008.260803T1049Z-260803T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Boston/Norton MA
649 AM EDT Mon Aug 3 2026
The National Weather Service in Norton has issued a
* Flash Flood Warning for...
Northern Worcester County in central Massachusetts...
Northwestern Middlesex County in northeastern Massachusetts...
* Until 1000 AM EDT.
* At 649 AM EDT, Doppler radar indicated heavy rain across the
warned area. Between 1 and 2 inches of rain have fallen. The
expected rainfall rate is 1 to 2 inches in 1 hour. Additional
rainfall amounts of 1 to 2 inches are possible in the warned area.
Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Lowell, Leominster, Fitchburg, Chelmsford, Dracut, Westford,
Gardner, Holden, Athol, Pepperell, Tyngsborough, Groton,
Winchendon, Lunenburg, Townsend, Littleton, Lancaster, Templeton,
Rutland and Sterling.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4248 7228 4271 7203 4270 7130 4242 7173
FLASH FLOOD...RADAR INDICATED
2026-08-03 06:47:15
WUUS53 KFGF 031047
Severe Thunderstorm Warning
169
WUUS53 KFGF 031047
SVRFGF
MNC007-077-089-031145-
/O.NEW.KFGF.SV.W.0138.260803T1047Z-260803T1145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Forks ND
547 AM CDT Mon Aug 3 2026
The National Weather Service in Grand Forks has issued a
* Severe Thunderstorm Warning for...
East central Marshall County in northwestern Minnesota...
Northwestern Beltrami County in north central Minnesota...
Southwestern Lake of the Woods County in north central Minnesota...
* Until 645 AM CDT.
* At 546 AM CDT, a severe thunderstorm was located near Grygla, or 33
miles northeast of Thief River Falls, moving east at 25 mph.
HAZARD...Half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* Locations impacted include...
Grygla, Thorhult, Carmel, Malcolm, Espelie, Fourtown, and Gates
Corner.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4822 9570 4839 9571 4854 9509 4822 9502
TIME...MOT...LOC 1046Z 259DEG 21KT 4833 9553
HAIL THREAT...OBSERVED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
2026-08-03 06:44:50
WUUS53 KFGF 031044
Severe Thunderstorm Warning
071
WUUS53 KFGF 031044
SVRFGF
NDC035-099-031145-
/O.NEW.KFGF.SV.W.0137.260803T1044Z-260803T1145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Forks ND
544 AM CDT Mon Aug 3 2026
The National Weather Service in Grand Forks has issued a
* Severe Thunderstorm Warning for...
Northwestern Grand Forks County in northeastern North Dakota...
Eastern Walsh County in northeastern North Dakota...
* Until 645 AM CDT.
* At 544 AM CDT, a severe thunderstorm was located over Forest River
Colony, or 19 miles southwest of Grafton, moving northeast at 35
mph.
HAZARD...Half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* Locations impacted include...
Grafton, Minto, Oslo, Gilby, Fordville, Forest River, and Pisek.
This includes Interstate 29 between mile markers 158 and 184.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4854 9715 4848 9716 4842 9713 4842 9716
4841 9713 4839 9716 4838 9713 4836 9716
4834 9712 4829 9714 4828 9711 4827 9714
4822 9713 4823 9712 4816 9714 4799 9778
4813 9791 4820 9791 4834 9785 4854 9733
TIME...MOT...LOC 1044Z 245DEG 29KT 4821 9772
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
2026-08-03 05:59:34
WGUS51 KPHI 030959
Flash Flood Warning
683
WGUS51 KPHI 030959
FFWPHI
NJC023-035-031300-
/O.NEW.KPHI.FF.W.0091.260803T0959Z-260803T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
559 AM EDT Mon Aug 3 2026
The National Weather Service in Mount Holly has issued a
* Flash Flood Warning for...
Middlesex County in northern New Jersey...
Southeastern Somerset County in northern New Jersey...
* Until 900 AM EDT.
* At 559 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across portions of the warned area. Between 1 and 2
inches of rain have fallen. The expected rainfall rate is 1 to 2
inches in 1 hour. Additional rainfall amounts up to 2 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets, and underpasses as well as other
drainage and low lying areas.
* Some locations that may experience flash flooding include...
New Brunswick, Perth Amboy, Somerset, Edison, Old Bridge, East
Brunswick, Sayreville, North Brunswick, Carteret, Middlesex, Bound
Brook and Manville.
This includes the following highways...
New Jersey Turnpike between exits 10 and 13.
Interstate 287 in New Jersey between mile markers 0 and 13.
Interstate 78 in New Jersey near mile marker 42.
Garden State Parkway between mile markers 121 and 134.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 4066 7443 4067 7440 4062 7443 4060 7446
4061 7431 4059 7429 4060 7422 4059 7420
4056 7422 4055 7425 4052 7425 4050 7426
4049 7427 4046 7426 4045 7422 4038 7428
4032 7436 4047 7468
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
2026-08-03 05:55:59
WGUS51 KBOX 030955
Flash Flood Warning
569
WGUS51 KBOX 030955
FFWBOX
CTC003-013-MAC013-015-031300-
/O.NEW.KBOX.FF.W.0007.260803T0955Z-260803T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Boston/Norton MA
555 AM EDT Mon Aug 3 2026
The National Weather Service in Norton has issued a
* Flash Flood Warning for...
Hartford County in northern Connecticut...
Northwestern Tolland County in northern Connecticut...
Hampden County in western Massachusetts...
Southeastern Hampshire County in western Massachusetts...
* Until 900 AM EDT.
* At 555 AM EDT, Doppler radar indicated heavy rain across the
warned area. Between 1 and 2 inches of rain have fallen. The
expected rainfall rate is 1 to 2 inches in 1 hour. Additional
rainfall amounts of 1 to 2 inches are possible in the warned area.
Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Springfield, Hartford, New Britain, West Hartford, Bristol,
Manchester, Chicopee, East Hartford, Enfield, Southington,
Westfield, Holyoke, Glastonbury, Newington, Vernon, Windsor,
Agawam, West Springfield, Wethersfield and South Windsor.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4224 7226 4164 7250 4163 7271 4158 7275
4157 7280 4155 7282 4157 7283 4157 7285
4155 7285 4156 7288 4156 7295 4164 7294
4164 7298 4180 7302 4181 7295 4189 7294
4190 7292 4197 7289 4197 7302 4226 7286
FLASH FLOOD...RADAR INDICATED
2026-08-03 05:41:42
WGUS51 KOKX 030941
Flash Flood Warning
956
WGUS51 KOKX 030941
FFWOKX
NJC013-017-039-NYC005-047-059-061-081-085-031245-
/O.NEW.KOKX.FF.W.0035.260803T0941Z-260803T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service New York NY
541 AM EDT Mon Aug 3 2026
The National Weather Service in Upton has issued a
* Flash Flood Warning for...
Southeastern Essex County in northeastern New Jersey...
Hudson County in northeastern New Jersey...
Eastern Union County in northeastern New Jersey...
Bronx County in southeastern New York...
Kings (Brooklyn) County in southeastern New York...
Western Nassau County in southeastern New York...
New York (Manhattan) County in southeastern New York...
Queens County in southeastern New York...
Richmond (Staten Island) County in southeastern New York...
* Until 845 AM EDT.
* At 541 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 0.5 and 1 inch of rain
has fallen. The expected rainfall rate is 1 to 1.5 inches in 1
hour. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Newark, Jersey City, Jamaica, Elizabeth, Flatbush, Flushing,
Bayonne, Mott Haven, Hoboken, East Tremont, Linden, Valley Stream,
Glen Cove, Coney Island, Garden City, Lynbrook, Mineola, Woodmere,
Secaucus and Harrison.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4060 7438 4081 7406 4082 7402 4080 7398
4091 7390 4089 7377 4089 7376 4085 7375
4088 7372 4088 7364 4066 7362 4056 7380
4053 7394 4056 7394 4056 7401 4060 7404
4054 7410 4048 7426 4049 7426 4059 7420
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-1.5 INCHES IN 1 HOUR
2026-08-03 05:03:27
WGUS51 KALY 030903
Flash Flood Warning
778
WGUS51 KALY 030903
FFWALY
NYC027-031200-
/O.NEW.KALY.FF.W.0024.260803T0903Z-260803T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Albany NY
503 AM EDT Mon Aug 3 2026
The National Weather Service in Albany has issued a
* Flash Flood Warning for...
Southeastern Dutchess County in east central New York...
* Until 800 AM EDT.
* At 503 AM EDT, Doppler radar indicated heavy rain across the
warned area. Between 1 and 2.5 inches of rain have fallen. The
expected rainfall rate is 1 to 2 inches in 1 hour. Additional
rainfall amounts of 1 to 2 inches are possible in the warned area.
Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Pawling, Wingdale, Woodinville, West Pawling, Holmes, Hurd
Corners, Baker Corner, Pecksville, Green Haven, Quaker Hill,
Stormville, Webatuck and Shenandoah.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4167 7352 4153 7353 4153 7358 4150 7383
4159 7372
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
2026-08-03 04:43:54
WGUS51 KOKX 030843
Flash Flood Warning
982
WGUS51 KOKX 030843
FFWOKX
CTC001-NYC079-087-119-031145-
/O.NEW.KOKX.FF.W.0034.260803T0843Z-260803T1145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service New York NY
443 AM EDT Mon Aug 3 2026
The National Weather Service in Upton has issued a
* Flash Flood Warning for...
North Central Fairfield County in southern Connecticut...
Putnam County in southeastern New York...
Rockland County in southeastern New York...
Northern Westchester County in southeastern New York...
* Until 745 AM EDT.
* At 443 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen. The expected rainfall rate is 1 to 1.5 inches in 1
hour. Additional rainfall amounts of 1 to 2 inches are possible in
the warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Danbury, New City, Ossining, Peekskill, Monsey, Nanuet,
Haverstraw, Tarrytown, Mount Kisco, Suffern, Mahopac, Lake Carmel,
Nyack, Sherman, Brewster, Ridgefield, Brookfield, Pearl River, New
Fairfield and Carmel.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4113 7420 4144 7385 4151 7375 4153 7358
4153 7353 4167 7352 4166 7349 4165 7349
4164 7350 4152 7345 4149 7344 4151 7340
4123 7363 4101 7390
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-1.5 INCHES IN 1 HOUR
2026-08-03 04:41:19
WGUS51 KPHI 030841
Flash Flood Warning
706
WGUS51 KPHI 030841
FFWPHI
NJC005-007-015-021-023-035-PAC017-045-091-101-031115-
/O.NEW.KPHI.FF.W.0090.260803T0841Z-260803T1115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
441 AM EDT Mon Aug 3 2026
The National Weather Service in Mount Holly has issued a
* Flash Flood Warning for...
Mercer County in central New Jersey...
Southwestern Middlesex County in northern New Jersey...
South Central Somerset County in northern New Jersey...
Northwestern Burlington County in southern New Jersey...
Northwestern Camden County in southern New Jersey...
North Central Gloucester County in southern New Jersey...
Southeastern Bucks County in southeastern Pennsylvania...
East Central Delaware County in southeastern Pennsylvania...
Southeastern Montgomery County in southeastern Pennsylvania...
Philadelphia County in southeastern Pennsylvania...
* Until 715 AM EDT.
* At 441 AM EDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
0.5 and 1 inch of rain has fallen. The expected rainfall rate is 1
to 2 inches in 1 hour. Additional rainfall amounts of 1 to 2
inches are possible in the warned area. Flash flooding is ongoing
or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets, and underpasses as well as other
drainage and low lying areas.
* Some locations that may experience flash flooding include...
Philadelphia, Trenton, Camden, Gloucester City, Bensalem, South
Brunswick, Ewing, West Deptford, Princeton, Bellmawr, Yeadon and
Woodbury.
This includes the following highways...
Interstate 295 in New Jersey between mile markers 20 and 25...and
between mile markers 61 and 76.
Interstate 76 in Pennsylvania between mile markers 335 and 351.
Interstate 195 in New Jersey near mile marker 0.
Interstate 95 in Pennsylvania between mile markers 14 and 40.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 76 in New Jersey between mile markers 1 and 3.
Pennsylvania Turnpike between mile markers 342 and 359.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around...don't drown when encountering flooded roads. Most
flood deaths occur in vehicles.
&&
LAT...LON 4009 7523 4019 7510 4032 7491 4035 7486
4038 7481 4038 7480 4039 7480 4047 7468
4038 7448 4030 7457 4017 7473 4012 7480
3995 7501 3980 7520 4002 7531
FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR