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.
2026-07-21 03:29:41
WUUS55 KSLC 210729
Severe Thunderstorm Warning
045
WUUS55 KSLC 210729
SVRSLC
UTC017-025-210800-
/O.NEW.KSLC.SV.W.0045.260721T0729Z-260721T0800Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Salt Lake City UT
129 AM MDT Tue Jul 21 2026
The National Weather Service in Salt Lake City has issued a
* Severe Thunderstorm Warning for...
South central Garfield County in southern Utah...
Central Kane County in southern Utah...
* Until 200 AM MDT.
* At 129 AM MDT, severe thunderstorms were located along a line
extending from 14 miles south of Escalante to Paria River Slot
Canyon, moving west at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Big Water, Henrieville, Stateline CG, Paria River Slot Canyon,
Paria Canyon, The Wave, Stud Horse Point, Tropic, Cannonville, and
Kodachrome Basin State Park.
This includes the following highways...
US Route 89 between mile markers 1 and 51.
Utah Route 12 between mile markers 21 and 52.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3785 11198 3756 11128 3723 11135 3700 11159
3700 11233 3740 11219
TIME...MOT...LOC 0729Z 091DEG 21KT 3756 11154 3700 11183
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-07-21 03:15:39
WUUS55 KFGZ 210715
Severe Thunderstorm Warning
388
WUUS55 KFGZ 210715
SVRFGZ
AZC005-210745-
/O.NEW.KFGZ.SV.W.0036.260721T0715Z-260721T0745Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Flagstaff AZ
1215 AM MST Tue Jul 21 2026
The National Weather Service in Flagstaff has issued a
* Severe Thunderstorm Warning for...
Coconino County in north central Arizona...
* Until 1245 AM MST /145 AM MDT/.
* At 1215 AM MST /115 AM MDT/, severe thunderstorms were located
along a line from 8 miles south of Sand Hill Petroglyphs to 10
miles northwest of Wahweap, or along a line from 32 miles southwest
of Page to 15 miles northwest of Page, moving northwest at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Page, LeChee, Bitter Springs, Page Municipal Airport, Trapeze Cove,
Antelope Point Marina, Coppermine, Glen Canyon Dam, Cliff Dwellers,
Jacob Lake, Marble Canyon Airport, Jackass Canyon, Marble Canyon,
Antelope Pass Overlook, Horseshoe Bend, Sand Hill Petroglyphs,
White Pocket and Wahweap.
This includes the following highways...
U.S. Highway 89 between mile markers 521 and 556. State Route 67
between mile markers 580 and 582. the Colorado River between river
miles 0 and 22. U.S. Highway 89A between mile markers 524 and 592.
State Route 98 between mile markers 548 and 549.
This includes the following recreation areas and campgrounds...
Jacob Lake Campground, Lee's Ferry Campground, Lees Ferry Campground,
Page Lake Powell Campground, Paria Beach Camp Site, Opposite
Cathedral Camp Site, Cathedral Wash Camp Site, Jackass Camp Site,
Badger Camp Site, Sandbar Camp Site, Soap Creek Camp Site, Browns
Inscription Camp Site, Sheer Wall Camp Site, Hot Na Na Camp Site,
House Rock Camp Site, 18 Mile Wash Camp Site, 18 Mile Ledges Camp
Site, Upper North Canyon Camp Site, Lower North Canyon Camp Site,
Navajo Pinnacle Camp Site, Ropes Trail Camp Site, Ferry Swale Camp
Site, Twin Stripes Camp Site and Lees Ferry Camp Site.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. These storms are capable of producing damaging winds.
Wind damage with these storms will occur before any rain or
lightning. Do not wait for the sound of thunder before taking cover.
Seek shelter immediately inside a sturdy structure and stay away from
windows.
If on or near Lake Powell, get away from the water and move indoors
or inside a vehicle. Remember, lightning can strike out to 15 miles
from the parent thunderstorm. If you can hear thunder, you are close
enough to be struck by lightning. Move to safe shelter now! Do not be
caught on the water in a thunderstorm.
&&
LAT...LON 3700 11114 3651 11125 3670 11233 3699 11219
TIME...MOT...LOC 0714Z 117DEG 26KT 3662 11189 3692 11170 3709 11162
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-07-21 02:59:51
WUUS55 KSLC 210659
Severe Thunderstorm Warning
371
WUUS55 KSLC 210659
SVRSLC
UTC017-025-037-210730-
/O.NEW.KSLC.SV.W.0044.260721T0659Z-260721T0730Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Salt Lake City UT
1259 AM MDT Tue Jul 21 2026
The National Weather Service in Salt Lake City has issued a
* Severe Thunderstorm Warning for...
South central Garfield County in southern Utah...
Southwestern San Juan County in southeastern Utah...
Eastern Kane County in southern Utah...
* Until 130 AM MDT.
* At 1258 AM MDT, severe thunderstorms were located along a line
extending from 21 miles southeast of Escalante to near Antelope
Island, moving west at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Big Water, Lake Powell, Paria Canyon, Stateline Wash Slot Canyon,
Stud Horse Point, Labyrinth Canyon, and Dangling Rope Marina.
This includes the following highways...
US Route 89 between mile markers 0 and 15.
Utah Route 12 between mile markers 63 and 72.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
If on or near Lake Powell, get away from the water and move indoors
or inside a vehicle. Remember, lightning can strike out to 15 miles
from the parent thunderstorm. If you can hear thunder, you are close
enough to be struck by lightning. Move to safe shelter now! Do not
be caught on the water in a thunderstorm.
&&
LAT...LON 3736 11173 3781 11152 3758 11096 3700 11110
3700 11183
TIME...MOT...LOC 0658Z 095DEG 30KT 3758 11128 3702 11145
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
2026-07-21 02:44:53
WUUS55 KSLC 210644
Severe Thunderstorm Warning
655
WUUS55 KSLC 210644
SVRSLC
UTC025-037-210700-
/O.NEW.KSLC.SV.W.0043.260721T0644Z-260721T0700Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Salt Lake City UT
1244 AM MDT Tue Jul 21 2026
The National Weather Service in Salt Lake City has issued a
* Severe Thunderstorm Warning for...
Southwestern San Juan County in southeastern Utah...
Southeastern Kane County in southern Utah...
* Until 100 AM MDT.
* At 1244 AM MDT, severe thunderstorms were located along a line
extending from 19 miles northeast of Labyrinth Canyon to 6 miles
southeast of Lake Powell, moving west at 20 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Lake Powell, Labyrinth Canyon, and Dangling Rope Marina.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
If on or near Lake Powell, get away from the water and move indoors
or inside a vehicle. Remember, lightning can strike out to 15 miles
from the parent thunderstorm. If you can hear thunder, you are close
enough to be struck by lightning. Move to safe shelter now! Do not
be caught on the water in a thunderstorm.
&&
LAT...LON 3732 11131 3723 11091 3700 11094 3700 11135
TIME...MOT...LOC 0644Z 106DEG 19KT 3723 11110 3702 11116
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
2026-07-21 02:37:37
WUUS55 KSLC 210637
Severe Thunderstorm Warning
683
WUUS55 KSLC 210637
SVRSLC
UTC017-025-037-210700-
/O.NEW.KSLC.SV.W.0042.260721T0637Z-260721T0700Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Salt Lake City UT
1237 AM MDT Tue Jul 21 2026
The National Weather Service in Salt Lake City has issued a
* Severe Thunderstorm Warning for...
South central Garfield County in southern Utah...
Southwestern San Juan County in southeastern Utah...
Northeastern Kane County in southern Utah...
* Until 100 AM MDT.
* At 1236 AM MDT, severe thunderstorms were located along a line
extending from 19 miles northwest of Ticaboo to 16 miles northeast
of Lake Powell, moving northwest at 20 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated. At 1225AM, a 67 mph gust was reported
at Bullfrog Basin Marina.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Glen Canyon National Recreation Area and Lake Powell.
This includes Utah Route 276 between mile markers 27 and 34.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3790 11102 3764 11124 3726 11131 3721 11091
3767 11066
TIME...MOT...LOC 0636Z 116DEG 17KT 3785 11082 3725 11107
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
2026-07-21 01:12:38
WGUS55 KTWC 210512
Flash Flood Warning
886
WGUS55 KTWC 210512
FFWTWC
AZC023-210815-
/O.NEW.KTWC.FF.W.0070.260721T0512Z-260721T0815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tucson AZ
1012 PM MST Mon Jul 20 2026
The National Weather Service in Tucson has issued a
* Flash Flood Warning for...
South Central Santa Cruz County in southeastern Arizona...
* Until 115 AM MST.
* At 1012 PM MST, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 0.5 and 1.5 inches of
rain have fallen. Additional rainfall amounts up to 1 inch 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...
Nogales, Rio Rico, Nogales International Airport and Kino Springs.
This includes the following highways...
Interstate 19 between mile markers 1 and 13. Route 82 between mile
markers 1 and 10.
This includes the following Flash Flood Prone Locations...
Nogales Wash at Doe St Bridge and Pendleton Dr at Sonoita Creek.
This includes the following streams and drainages...
Sonoita Creek, Potrero Creek and Santa Cruz River.
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 3133 11107 3150 11106 3152 11091 3133 11072
FLASH FLOOD...RADAR INDICATED
2026-07-21 00:38:36
WUUS53 KEAX 210438
Severe Thunderstorm Warning
193
WUUS53 KEAX 210438
SVREAX
MOC001-121-171-197-210530-
/O.NEW.KEAX.SV.W.0436.260721T0438Z-260721T0530Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
1138 PM CDT Mon Jul 20 2026
The National Weather Service in Pleasant Hill has issued a
* Severe Thunderstorm Warning for...
Adair County in northeastern Missouri...
Southeastern Putnam County in north central Missouri...
Southern Schuyler County in northeastern Missouri...
Northeastern Macon County in north central Missouri...
* Until 1230 AM CDT.
* At 1138 PM CDT, a severe thunderstorm was located near Greentop, or
near Kirksville, moving southeast at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Kirksville, La Plata, Queen City, Novinger, Greentop, Downing,
Brashear, Gibbs, Millard, Worthington, and Kirksville Regional.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3988 9256 4035 9285 4055 9236 4054 9235
3997 9235
TIME...MOT...LOC 0438Z 323DEG 33KT 4028 9256
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-07-21 00:15:37
WGUS53 KAPX 210415
Flash Flood Warning
853
WGUS53 KAPX 210415
FFWAPX
MIC055-210745-
/O.NEW.KAPX.FF.W.0020.260721T0415Z-260721T0745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Gaylord MI
1215 AM EDT Tue Jul 21 2026
The National Weather Service in Gaylord has issued a
* Flash Flood Warning for...
Central Grand Traverse County in northern Michigan...
* Until 345 AM EDT.
* At 1215 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 0.5 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...
Traverse City, Traverse City State Park, Spider Lake, Grawn,
Williamsburg and Bates.
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.
Flooding is occurring or is imminent. It is important to know where
you are relative to streams, rivers, or creeks which can become
killers in heavy rains. Campers and hikers should avoid streams or
creeks.
&&
LAT...LON 4482 8550 4476 8539 4466 8538 4462 8549
4465 8568 4477 8581 4478 8571 4478 8569
4478 8564 4478 8562 4488 8558 4487 8548
FLASH FLOOD...RADAR INDICATED
2026-07-20 23:57:17
WUUS53 KEAX 210356
Severe Thunderstorm Warning
671
WUUS53 KEAX 210356
SVREAX
MOC001-171-197-211-210445-
/O.NEW.KEAX.SV.W.0435.260721T0356Z-260721T0445Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
1056 PM CDT Mon Jul 20 2026
The National Weather Service in Pleasant Hill has issued a
* Severe Thunderstorm Warning for...
Northwestern Adair County in northeastern Missouri...
Northeastern Sullivan County in north central Missouri...
Eastern Putnam County in north central Missouri...
Schuyler County in northeastern Missouri...
* Until 1145 PM CDT.
* At 1055 PM CDT, a severe thunderstorm was located 7 miles south of
Centerville, moving southeast at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Automated weather station in Centerville Iowa measured at
58 MPH gust around 1038 PM. Public reported a large tree
down in Centerville around 1050 PM.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Unionville, Lancaster, Queen City, Novinger, Greentop, Downing,
Greencastle, Glenwood, Worthington, Livonia, and Green Castle.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4035 9235 4017 9288 4058 9312 4060 9235
TIME...MOT...LOC 0355Z 314DEG 36KT 4062 9289
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH
2026-07-20 23:48:30
WUUS53 KGRB 210348
Severe Thunderstorm Warning
080
WUUS53 KGRB 210348
SVRGRB
WIC009-087-210430-
/O.NEW.KGRB.SV.W.0112.260721T0348Z-260721T0430Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Green Bay WI
1048 PM CDT Mon Jul 20 2026
The National Weather Service in Green Bay has issued a
* Severe Thunderstorm Warning for...
Central Brown County in northeastern Wisconsin...
Northeastern Outagamie County in northeastern Wisconsin...
* Until 1130 PM CDT.
* At 1048 PM CDT, a severe thunderstorm was located 9 miles south of
Pulaski, or 10 miles west of Green Bay, moving east at 15 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* This severe thunderstorm will be near...
Long Tail Point Light around 1120 PM CDT. Bellevue Town around 1125
PM CDT.
Other locations impacted by the severe thunderstorm include Oneida,
Chicago Corners, Hobart, Howard, Ashwaubenon, Lambeau Field, De Pere,
Allouez, Leo Frigo Bridge and Uw Green Bay.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds.
A Tornado Watch remains in effect until 1100 PM CDT for a portion of
northeast Wisconsin.
&&
LAT...LON 4445 8828 4459 8824 4461 8783 4439 8781
TIME...MOT...LOC 0348Z 278DEG 13KT 4453 8819
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-07-20 23:33:26
WGUS53 KAPX 210333
Flash Flood Warning
337
WGUS53 KAPX 210333
FFWAPX
MIC089-210730-
/O.NEW.KAPX.FF.W.0019.260721T0333Z-260721T0730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Gaylord MI
1133 PM EDT Mon Jul 20 2026
The National Weather Service in Gaylord has issued a
* Flash Flood Warning for...
Leelanau County in northern Michigan...
* Until 330 AM EDT.
* At 1133 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 0.5 and 2 inches of
rain have fallen. Additional rainfall amounts of 1 to 2.5 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 roads
may be susceptible to washing out with high rainfall
rates.
* Some locations that will experience flash flooding include...
Leland, Empire, Sleeping Bear Point, Bingham, Glen Arbor, Suttons
Bay, Cedar, Maple City, Fouch, Lake Leelanau, Burdickville,
Greilickville, Glen Haven, Peshawbestown, Omena and Good Harbor.
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. Washed out roads may be very difficult to see
at night.
Flooding is occurring or is imminent. It is important to know where
you are relative to streams, rivers, or creeks which can become
killers in heavy rains. Campers and hikers should avoid streams or
creeks.
&&
LAT...LON 4494 8609 4495 8605 4495 8601 4500 8594
4498 8584 4502 8583 4507 8579 4510 8574
4506 8553 4501 8556 4489 8558 4487 8560
4483 8560 4477 8562 4477 8611 4493 8610
FLASH FLOOD...RADAR INDICATED
2026-07-20 23:32:15
WUUS53 KEAX 210331
Severe Thunderstorm Warning
882
WUUS53 KEAX 210331
SVREAX
MOC171-197-210400-
/O.NEW.KEAX.SV.W.0434.260721T0331Z-260721T0400Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
1031 PM CDT Mon Jul 20 2026
The National Weather Service in Pleasant Hill has issued a
* Severe Thunderstorm Warning for...
Eastern Putnam County in north central Missouri...
Schuyler County in northeastern Missouri...
* Until 1100 PM CDT.
* At 1031 PM CDT, a severe thunderstorm was located near Centerville,
moving southeast at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Lancaster, Queen City, Downing, Glenwood, Worthington, and Livonia.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4041 9235 4034 9268 4034 9285 4035 9286
4038 9286 4039 9292 4059 9299 4060 9235
TIME...MOT...LOC 0331Z 332DEG 41KT 4065 9290
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-07-20 23:25:19
WUUS53 KDMX 210324
Severe Thunderstorm Warning
276
WUUS53 KDMX 210324
SVRDMX
IAC007-051-210415-
/O.NEW.KDMX.SV.W.0298.260721T0324Z-260721T0415Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Des Moines IA
1024 PM CDT Mon Jul 20 2026
The National Weather Service in Des Moines has issued a
* Severe Thunderstorm Warning for...
Southwestern Davis County in southeastern Iowa...
Appanoose County in south central Iowa...
* Until 1115 PM CDT.
* At 1024 PM CDT, a severe thunderstorm was located over Centerville
Municipal Airport, or near Centerville, moving southeast at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Centerville, Rathbun Lake, Lake Sundown, Moulton, Mystic,
Cincinnati, Exline, Numa, Rathbun, Plano, Udell, Honey Creek State
Park, Sharon Bluffs State Park, and Centerville Municipal Airport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4059 9298 4073 9310 4088 9310 4090 9308
4090 9286 4060 9241
TIME...MOT...LOC 0324Z 324DEG 32KT 4070 9294
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-07-20 23:08:56
WGUS55 KGJT 210308
Flash Flood Warning
380
WGUS55 KGJT 210308
FFWGJT
COC077-UTC019-210600-
/O.NEW.KGJT.FF.W.0026.260721T0308Z-260721T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Grand Junction CO
908 PM MDT Mon Jul 20 2026
The National Weather Service in Grand Junction has issued a
* Flash Flood Warning for...
The Snyder Burn Scar in...
West Central Mesa County in west central Colorado...
Eastern Grand County in east central Utah...
* Until midnight MDT tonight.
* At 908 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain over the Snyder Burn Scar. Flash flooding is ongoing or
expected to begin shortly.
Excessive rainfall over the burn scar will result in debris flows.
The debris flow can consist of rock, mud, vegetation and other loose
materials.
HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding in and around the Snyder Burn
Scar.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of areas in and around
the Snyder Burn Scar.
* Some locations that will experience flash flooding include...
mainly rural areas of West Central Mesa and Eastern Grand Counties
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This is a life threatening situation. Heavy rainfall will cause
extensive and severe flash flooding of creeks...streams...and
ditches in the Snyder Burn Scar. Severe debris flows can also be
anticipated across roads. Roads and driveways may be washed away in
places. If you encounter flood waters...climb to safety.
Move away from recently burned areas. Life-threatening flooding of
creeks, roads and normally dry arroyos is likely. The heavy rains
will likely trigger rockslides, mudslides and debris flows in steep
terrain, especially in and around these areas.
&&
LAT...LON 3904 10909 3906 10907 3907 10910 3908 10913
3918 10904 3912 10893 3909 10893 3906 10889
3904 10889 3900 10896 3899 10908
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
2026-07-20 23:05:51
WGUS55 KFGZ 210305
Flash Flood Warning
961
WGUS55 KFGZ 210305
FFWFGZ
AZC007-210600-
/O.NEW.KFGZ.FF.W.0051.260721T0305Z-260721T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Flagstaff AZ
805 PM MST Mon Jul 20 2026
The National Weather Service in Flagstaff has issued a
* Flash Flood Warning for...
Gila County in east central Arizona...
* Until 1100 PM MST.
* At 805 PM MST, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen. Additional rainfall amounts of 0.5 to 1 inch are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Radar indicated.
IMPACT...Life threatening flash flooding of creeks and streams,
normally dry washes, urban areas, highways, streets and
underpasses.
* Some locations that will experience flash flooding include...
Oxbow Estates, Rye and Deer Creek.
This includes the following highways...
State Route 87 southbound between mile markers 241 and 248.
This includes the following creeks, washes and rivers...
Wet Bottom Creek and North Fork Deadman Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Flooding of washes and creeks will occur, some dirt roads will become
muddy and impassable. Paved roads and underpasses could become
flooded as well.
&&
LAT...LON 3416 11150 3419 11146 3422 11140 3421 11135
3419 11133 3417 11132 3416 11131 3406 11131
3404 11132 3405 11134 3409 11135 3410 11139
3410 11146 3411 11147 3414 11149 3415 11148
3415 11149
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
2026-07-20 23:01:55
WGUS55 KGJT 210301
Flash Flood Warning
985
WGUS55 KGJT 210301
FFWGJT
COC077-210600-
/O.NEW.KGJT.FF.W.0025.260721T0301Z-260721T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Grand Junction CO
901 PM MDT Mon Jul 20 2026
The National Weather Service in Grand Junction has issued a
* Flash Flood Warning for...
Western Mesa County in west central Colorado...
* Until midnight MDT tonight.
* At 901 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Flash flooding is ongoing or
expected to begin shortly.
HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
* Some locations that will experience flash flooding include...
Gateway and John Brown Creek
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3875 10894 3870 10886 3863 10883 3861 10898
3862 10899 3873 10906
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
2026-07-20 22:57:54
WUUS55 KFGZ 210257
Severe Thunderstorm Warning
271
WUUS55 KFGZ 210257
SVRFGZ
AZC001-017-210330-
/O.NEW.KFGZ.SV.W.0035.260721T0257Z-260721T0330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Flagstaff AZ
757 PM MST Mon Jul 20 2026
The National Weather Service in Flagstaff has issued a
* Severe Thunderstorm Warning for...
Navajo County in north central Arizona...
Apache County in northeastern Arizona...
* Until 830 PM MST /930 PM MDT/.
* At 757 PM MST /857 PM MDT/, severe thunderstorms were located along
a line from 6 miles west of Burnside to 7 miles northwest of
Querino, or along a line from 26 miles east of Keams Canyon to 56
miles southeast of Keams Canyon, moving southwest at 30 mph.
HAZARD...60 mph wind gusts and small hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Burnside, Klagetoh, Cornfields, Steamboat, Wide Ruins, Greasewood
Springs, Greasewood, Tsintaa Yiti Ii, Sunrise Springs and Tanner
Springs.
This includes the following highways...
State Route 264 between mile markers 422 and 443. Highway 191 between
mile markers 377 and 402...and between mile markers 418 and 421.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. These storms are capable of producing damaging winds.
&&
LAT...LON 3566 10992 3592 10995 3596 10965 3560 10956
3534 10927 3513 10959 3541 10989
TIME...MOT...LOC 0257Z 63DEG 25KT 3578 10973 3555 10966 3533 10939
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-07-20 22:54:33
WUUS53 KAPX 210254
Severe Thunderstorm Warning
559
WUUS53 KAPX 210254
SVRAPX
MIC009-055-079-210345-
/O.NEW.KAPX.SV.W.0080.260721T0254Z-260721T0345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Gaylord MI
1054 PM EDT Mon Jul 20 2026
The National Weather Service in Gaylord has issued a
* Severe Thunderstorm Warning for...
Grand Traverse County in northern Michigan...
Antrim County in northern Michigan...
Kalkaska County in northern Michigan...
* Until 1145 PM EDT.
* At 1053 PM EDT, severe thunderstorms were located along a line
extending from near Leelanau State Park to near Old Mission to near
Bingham to Cedar, moving southeast at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Traverse City, Kalkaska, Elk Rapids, Mancelona, Bellaire,
Ellsworth, Antrim, Sharon, Kingsley, Torch Lake, Central Lake, Fife
Lake, Clam River, Kewadin, Sigma, Mapleton, Warner Township, Grawn,
Traverse City State Park, and Alba.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4477 8582 4477 8564 4499 8560 4503 8548
4501 8543 4502 8542 4521 8544 4521 8523
4512 8522 4511 8486 4451 8485 4451 8524
4459 8580
TIME...MOT...LOC 0253Z 294DEG 46KT 4516 8553 4502 8545 4489 8563 4485
8581
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-07-20 22:54:33
WUUS53 KDMX 210253
Severe Thunderstorm Warning
688
WUUS53 KDMX 210253
SVRDMX
IAC007-117-135-185-210345-
/O.NEW.KDMX.SV.W.0297.260721T0253Z-260721T0345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Des Moines IA
953 PM CDT Mon Jul 20 2026
The National Weather Service in Des Moines has issued a
* Severe Thunderstorm Warning for...
Eastern Lucas County in south central Iowa...
Monroe County in south central Iowa...
Northeastern Wayne County in south central Iowa...
Northwestern Appanoose County in south central Iowa...
* Until 1045 PM CDT.
* At 953 PM CDT, a severe thunderstorm was located near Melrose, or
10 miles east of Chariton, moving southeast at 45 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Centerville, Chariton, Albia, Lake Sundown, Rathbun Lake, Moravia,
Russell, Mystic, Williamson, Melrose, Numa, Rathbun, Plano, Red Haw
Lake State Park, Albia Municipal Airport, and Honey Creek State
Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4107 9336 4116 9322 4116 9307 4098 9264
4089 9264 4062 9302
TIME...MOT...LOC 0253Z 315DEG 38KT 4101 9312
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-07-20 22:48:02
WUUS53 KDMX 210247
Severe Thunderstorm Warning
225
WUUS53 KDMX 210247
SVRDMX
IAC049-121-153-181-210330-
/O.NEW.KDMX.SV.W.0296.260721T0247Z-260721T0330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Des Moines IA
947 PM CDT Mon Jul 20 2026
The National Weather Service in Des Moines has issued a
* Severe Thunderstorm Warning for...
Southwestern Polk County in central Iowa...
Eastern Madison County in south central Iowa...
Southeastern Dallas County in central Iowa...
Northwestern Warren County in south central Iowa...
* Until 1030 PM CDT.
* At 947 PM CDT, a severe thunderstorm was located over De Soto, or 5
miles south of Adel, moving southeast at 30 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
West Des Moines, Urbandale, Clive, Waukee, Norwalk, Winterset,
Adel, Earlham, De Soto, Van Meter, Jordan Creek Town Center, Avenue
Of The Saints Event Center, St. Charles, Martensdale, Cumming,
Patterson, East Peru, Bevington, Spring Hill, and Badger Creek
State Park.
This includes the following highways...
Interstate 35 between mile markers 54 and 72.
Interstate 80 between mile markers 103 and 122.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4155 9418 4167 9388 4141 9356 4119 9398
TIME...MOT...LOC 0247Z 325DEG 28KT 4154 9399
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH