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.
2026-08-18 23:42:12
WUUS53 KTOP 190341
Severe Thunderstorm Warning
603
WUUS53 KTOP 190341
SVRTOP
KSC085-087-149-177-197-190445-
/O.NEW.KTOP.SV.W.0376.260819T0341Z-260819T0445Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
1041 PM CDT Tue Aug 18 2026
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Northwestern Jefferson County in northeastern Kansas...
Northwestern Shawnee County in east central Kansas...
Northeastern Wabaunsee County in east central Kansas...
Eastern Pottawatomie County in northeastern Kansas...
Jackson County in northeastern Kansas...
* Until 1145 PM CDT.
* At 1041 PM CDT, a severe thunderstorm was located 4 miles south of
Wheaton, moving southeast at 25 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...
Holton, Rossville, Westmoreland, St. Marys, Silver Lake, Meriden,
Onaga, Hoyt, Maple Hill, Mayetta, Belvue, Emmett, Denison, Delia,
Havensville, Wheaton, Willard, and Potawatomi Reservation.
This includes Interstate 70 between mile markers 344 and 353.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3900 9591 3940 9649 3957 9626 3942 9557
3918 9557
TIME...MOT...LOC 0341Z 308DEG 20KT 3943 9633
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 23:34:01
WUUS53 KEAX 190333
Severe Thunderstorm Warning
661
WUUS53 KEAX 190333
SVREAX
KSC091-103-209-MOC165-190415-
/O.NEW.KEAX.SV.W.0461.260819T0333Z-260819T0415Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
1033 PM CDT Tue Aug 18 2026
The National Weather Service in Pleasant Hill has issued a
* Severe Thunderstorm Warning for...
Wyandotte County in northeastern Kansas...
Leavenworth County in northeastern Kansas...
North central Johnson County in east central Kansas...
Southeastern Platte County in west central Missouri...
* Until 1115 PM CDT.
* At 1033 PM CDT, a severe thunderstorm was located over Oskaloosa,
moving east at 50 mph.
HAZARD...70 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.
* Locations impacted include...
Shawnee, Lenexa, Leavenworth, Lansing, Merriam, Bonner Springs,
Parkville, Tonganoxie, Platte City, Basehor, Edwardsville,
Riverside, Weatherby Lake, Lake Quivira, Kansas City Intl Arpt,
Kansas City, Lake Waukomis, Ferrelview, Platte Woods, and Easton.
This includes the following highways...
Interstate 70 in Kansas between mile markers 410 and 418.
Interstate 29 between mile markers 6 and 18.
Interstate 635 between mile markers 5 and 7.
Interstate 435 between mile markers 4 and 38.
Kansas Turnpike between mile markers 211 and 226.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3913 9518 3936 9518 3936 9460 3897 9472
3905 9519
TIME...MOT...LOC 0333Z 271DEG 44KT 3922 9527
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
2026-08-18 23:21:59
WUUS53 KTOP 190321
Severe Thunderstorm Warning
942
WUUS53 KTOP 190321
SVRTOP
KSC177-197-190345-
/O.NEW.KTOP.SV.W.0375.260819T0321Z-260819T0345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
1021 PM CDT Tue Aug 18 2026
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Northwestern Shawnee County in east central Kansas...
Northeastern Wabaunsee County in east central Kansas...
* Until 1045 PM CDT.
* At 1020 PM CDT, a severe thunderstorm was located 4 miles north of
McFarland, moving east 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...
Rossville, Alma, Dover, Silver Lake, Maple Hill, McFarland, Paxico,
Willard, and Keene.
This includes Interstate 70 between mile markers 324 and 351.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3913 9577 3892 9596 3903 9636 3916 9638
3917 9636 3916 9636 3915 9634 3916 9633
3918 9633 3919 9630 3918 9627 3919 9626
3917 9609 3916 9606 3916 9608 3915 9608
3914 9604 3913 9604 3916 9603
TIME...MOT...LOC 0320Z 270DEG 39KT 3911 9623
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 23:10:27
WUUS53 KEAX 190310
Severe Thunderstorm Warning
166
WUUS53 KEAX 190310
SVREAX
KSC005-103-209-MOC165-190400-
/O.NEW.KEAX.SV.W.0460.260819T0310Z-260819T0400Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
1010 PM CDT Tue Aug 18 2026
The National Weather Service in Pleasant Hill has issued a
* Severe Thunderstorm Warning for...
Northwestern Wyandotte County in northeastern Kansas...
Northern Leavenworth County in northeastern Kansas...
Southeastern Atchison County in northeastern Kansas...
Central Platte County in west central Missouri...
* Until 1100 PM CDT.
* At 1010 PM CDT, a severe thunderstorm was located near Weston,
moving southeast at 25 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...
Leavenworth, Lansing, Bonner Springs, Platte City, Basehor, Weston,
Kansas City Intl Arpt, Kansas City, Ferrelview, Easton, Tracy,
Fairmount, Farley, Iatan, Fort Leavenworth, Waldron, Stillings,
Beverly, Hoover, and Lowemont.
This includes the following highways...
Interstate 29 between mile markers 12 and 23.
Interstate 435 near mile marker 17, and between mile markers 22 and
36.
Kansas Turnpike near mile marker 223.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3933 9518 3942 9518 3949 9515 3951 9502
3936 9460 3909 9490
TIME...MOT...LOC 0310Z 300DEG 22KT 3940 9499
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 23:02:06
WUUS53 KTOP 190301
Severe Thunderstorm Warning
044
WUUS53 KTOP 190301
SVRTOP
KSC149-190345-
/O.NEW.KTOP.SV.W.0374.260819T0301Z-260819T0345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
1001 PM CDT Tue Aug 18 2026
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Northeastern Pottawatomie County in northeastern Kansas...
* Until 1045 PM CDT.
* At 1001 PM CDT, a severe thunderstorm was located 5 miles west of
Blaine, moving southeast at 25 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...
Westmoreland, Blaine, Onaga, Louisville, Havensville, and Wheaton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3957 9623 3950 9604 3948 9604 3921 9633
3939 9664 3957 9641
TIME...MOT...LOC 0301Z 304DEG 22KT 3949 9651
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 22:55:14
WUUS53 KTOP 190255
Severe Thunderstorm Warning
681
WUUS53 KTOP 190255
SVRTOP
KSC085-087-177-190400-
/O.NEW.KTOP.SV.W.0372.260819T0255Z-260819T0400Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
955 PM CDT Tue Aug 18 2026
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Jefferson County in northeastern Kansas...
Northern Shawnee County in east central Kansas...
Southern Jackson County in northeastern Kansas...
* Until 1100 PM CDT.
* At 954 PM CDT, a severe thunderstorm was located over Potawatomi
Reservation, moving east at 50 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...
Holton, Valley Falls, Oskaloosa, Perry, McLouth, Meriden, Hoyt,
Ozawkie, Nortonville, Winchester, Mayetta, Denison, Delia, Perry
Lake, and Potawatomi Reservation.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3913 9519 3905 9519 3916 9597 3950 9594
3951 9557 3942 9557 3942 9518 3913 9518
TIME...MOT...LOC 0254Z 284DEG 42KT 3932 9585
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 22:38:17
WUUS53 KTOP 190237
Severe Thunderstorm Warning
329
WUUS53 KTOP 190237
SVRTOP
KSC117-149-161-201-190315-
/O.NEW.KTOP.SV.W.0371.260819T0237Z-260819T0315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
937 PM CDT Tue Aug 18 2026
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
North central Riley County in northeastern Kansas...
Northwestern Pottawatomie County in northeastern Kansas...
Southeastern Washington County in north central Kansas...
Southwestern Marshall County in northeastern Kansas...
* Until 1015 PM CDT.
* At 937 PM CDT, a severe thunderstorm was located 7 miles south of
Barnes, moving east at 40 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* Locations impacted include...
Olsburg.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3960 9700 3967 9690 3961 9635 3937 9666
TIME...MOT...LOC 0237Z 286DEG 33KT 3960 9688
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
2026-08-18 22:37:52
WUUS53 KEAX 190237
Severe Thunderstorm Warning
852
WUUS53 KEAX 190237
SVREAX
KSC005-190315-
/O.NEW.KEAX.SV.W.0459.260819T0237Z-260819T0315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
937 PM CDT Tue Aug 18 2026
The National Weather Service in Pleasant Hill has issued a
* Severe Thunderstorm Warning for...
Atchison County in northeastern Kansas...
* Until 1015 PM CDT.
* At 937 PM CDT, a severe thunderstorm was located near Effingham, or
8 miles southeast of Horton, moving east 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...
Atchison, Effingham, Lancaster, Muscotah, Farmington, Huron,
Cummings, Arrington, and Potter.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3956 9557 3965 9555 3966 9512 3962 9510
3962 9506 3959 9505 3957 9507 3958 9511
3954 9511 3950 9505 3946 9504 3945 9499
3942 9497 3942 9557
TIME...MOT...LOC 0237Z 279DEG 37KT 3956 9544
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 22:24:04
WUUS53 KUNR 190223
Severe Thunderstorm Warning
012
WUUS53 KUNR 190223
SVRUNR
SDC093-105-190315-
/O.NEW.KUNR.SV.W.0309.260819T0223Z-260819T0315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Rapid City SD
823 PM MDT Tue Aug 18 2026
The National Weather Service in Rapid City has issued a
* Severe Thunderstorm Warning for...
Southern Perkins County in northwestern South Dakota...
Northeastern Meade County in west central South Dakota...
* Until 915 PM MDT.
* At 823 PM MDT, severe thunderstorms were located along a line from
6 miles southwest of Date to 5 miles northwest of Union Center, or
along a line from 40 miles northwest of Faith to 42 miles east of
Sturgis, moving east at 40 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.
* Locations impacted include...
Faith, Union Center, Plainview, Enning, Opal, Maurine, Red Owl,
Stoneville, Marcus, White Owl, Usta, Fairpoint, Mud Butte, Date,
Zeona, Howes, Durkee Lake and Arrow Head Buttes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. These storms are capable of producing
widespread damaging winds.
&&
LAT...LON 4460 10296 4495 10293 4541 10293 4540 10200
4488 10200 4446 10208
TIME...MOT...LOC 0223Z 273DEG 35KT 4531 10275 4492 10271 4463 10274
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
2026-08-18 22:14:42
WUUS53 KTOP 190214
Severe Thunderstorm Warning
966
WUUS53 KTOP 190214
SVRTOP
KSC061-161-190300-
/O.NEW.KTOP.SV.W.0370.260819T0214Z-260819T0300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
914 PM CDT Tue Aug 18 2026
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Central Geary County in east central Kansas...
Southern Riley County in northeastern Kansas...
* Until 1000 PM CDT.
* At 914 PM CDT, a severe thunderstorm was located near Milford Lake,
moving east at 30 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...
Southwestern Manhattan, Junction City, Ogden, Grandview Plaza, and
Milford Lake.
This includes Interstate 70 between mile markers 298 and 315.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3913 9696 3917 9694 3916 9648 3893 9654
3905 9696
TIME...MOT...LOC 0214Z 283DEG 27KT 3911 9693
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 22:06:06
WUUS53 KUNR 190205
Severe Thunderstorm Warning
776
WUUS53 KUNR 190205
SVRUNR
SDC033-103-190245-
/O.NEW.KUNR.SV.W.0308.260819T0205Z-260819T0245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Rapid City SD
805 PM MDT Tue Aug 18 2026
The National Weather Service in Rapid City has issued a
* Severe Thunderstorm Warning for...
North Central Custer County in southwestern South Dakota...
South Central Pennington County in west central South Dakota...
* Until 845 PM MDT.
* At 805 PM MDT, a severe thunderstorm was located over Hart Ranch,
or near Rapid City, moving southeast at 25 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Trained spotters reported.
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...
Rapid City, southwestern Rapid Valley, Caputa, Farmingdale, Black
Gap, Rapid City Airport, Thompson Butte, Hart Ranch, Reptile
Gardens and Bear Country.
This includes Interstate 90 in South Dakota between Mile Markers 56
and 57.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds and has
produced large hail.
&&
LAT...LON 4404 10336 4412 10328 4394 10280 4374 10309
TIME...MOT...LOC 0205Z 305DEG 22KT 4401 10323
HAIL THREAT...OBSERVED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 21:51:37
WUUS53 KTOP 190151
Severe Thunderstorm Warning
043
WUUS53 KTOP 190151
SVRTOP
KSC027-041-061-190215-
/O.NEW.KTOP.SV.W.0369.260819T0151Z-260819T0215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
851 PM CDT Tue Aug 18 2026
The National Weather Service in Topeka has issued a
* Severe Thunderstorm Warning for...
Northeastern Dickinson County in central Kansas...
Northwestern Geary County in east central Kansas...
Southeastern Clay County in north central Kansas...
* Until 915 PM CDT.
* At 851 PM CDT, a severe thunderstorm was located 8 miles north of
Moonlight, moving east at 25 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...
Junction City, Wakefield, Milford, and Milford Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3908 9721 3922 9718 3921 9685 3903 9686
TIME...MOT...LOC 0151Z 276DEG 23KT 3913 9713
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 21:34:38
WUUS53 KUNR 190134
Severe Thunderstorm Warning
347
WUUS53 KUNR 190134
SVRUNR
SDC081-093-103-190215-
/O.NEW.KUNR.SV.W.0307.260819T0134Z-260819T0215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Rapid City SD
734 PM MDT Tue Aug 18 2026
The National Weather Service in Rapid City has issued a
* Severe Thunderstorm Warning for...
Southeastern Lawrence County in west central South Dakota...
Southwestern Meade County in west central South Dakota...
Central Pennington County in west central South Dakota...
* Until 815 PM MDT.
* At 734 PM MDT, a severe thunderstorm was located over Nemo, or 14
miles northwest of Rapid City, moving southeast at 25 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...
Rapid City, western Rapid Valley, Ellsworth Air Force Base,
northwestern Box Elder, Black Hawk, Summerset, Nemo, Piedmont and
Dalton Lake.
This includes Interstate 90 in South Dakota between Mile Markers 44
and 64.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds and large
hail.
This storm has a history or producing large damaging hail.
&&
LAT...LON 4417 10359 4428 10352 4418 10305 4399 10320
TIME...MOT...LOC 0134Z 296DEG 22KT 4419 10347
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 21:03:52
WUUS53 KUNR 190103
Severe Thunderstorm Warning
719
WUUS53 KUNR 190103
SVRUNR
SDC081-093-190145-
/O.NEW.KUNR.SV.W.0306.260819T0103Z-260819T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Rapid City SD
703 PM MDT Tue Aug 18 2026
The National Weather Service in Rapid City has issued a
* Severe Thunderstorm Warning for...
Southeastern Lawrence County in west central South Dakota...
Southwestern Meade County in west central South Dakota...
* Until 745 PM MDT.
* At 703 PM MDT, a severe thunderstorm was located over Galena, or 6
miles southeast of Lead, moving east at 25 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...
Piedmont, Tilford, Galena, Brownsville and Dalton Lake.
This includes Interstate 90 in South Dakota between Mile Markers 37
and 47.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds and large
hail.
&&
LAT...LON 4428 10375 4435 10371 4435 10333 4416 10337
TIME...MOT...LOC 0103Z 276DEG 19KT 4431 10367
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 20:57:21
WUUS55 KGGW 190057
Severe Thunderstorm Warning
967
WUUS55 KGGW 190057
SVRGGW
MTC069-190130-
/O.NEW.KGGW.SV.W.0125.260819T0057Z-260819T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Glasgow MT
657 PM MDT Tue Aug 18 2026
The National Weather Service in Glasgow has issued a
* Severe Thunderstorm Warning for...
Southwestern Petroleum County in northeastern Montana...
* Until 730 PM MDT.
* At 656 PM MDT, a severe thunderstorm was located 13 miles northwest
of Winnett, moving east at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Tiegen.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4727 10872 4727 10859 4730 10859 4731 10834
4732 10831 4734 10831 4734 10823 4687 10844
4689 10861 4710 10861 4710 10874
TIME...MOT...LOC 0056Z 286DEG 20KT 4715 10856
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 20:55:35
WUUS54 KBMX 190055
Severe Thunderstorm Warning
575
WUUS54 KBMX 190055
SVRBMX
ALC091-190130-
/O.NEW.KBMX.SV.W.0152.260819T0055Z-260819T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Birmingham AL
755 PM CDT Tue Aug 18 2026
The National Weather Service in Birmingham has issued a
* Severe Thunderstorm Warning for...
Marengo County in southwestern Alabama...
* Until 830 PM CDT.
* At 754 PM CDT, severe thunderstorms were located along a line
extending from Jefferson to Myrtlewood to 6 miles southwest of
Pennington, 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...
Linden, Jefferson, Thomaston, Sweet Water, Myrtlewood, Putnam,
Freddie Jones Field, Pin Hook, Nanafalia, Consul, Magnolia, Wayne,
Surginer, Miller, Chickasaw State Park, Dixons Mill, Vineland, Half
Acre, Carleys, and Octagon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3206 8812 3208 8804 3214 8804 3217 8801
3228 8802 3230 8794 3228 8794 3229 8793
3234 8797 3234 8798 3241 8794 3230 8747
3227 8747 3225 8752 3213 8752 3213 8762
3200 8763 3199 8799 3200 8811
TIME...MOT...LOC 0054Z 297DEG 29KT 3240 8789 3227 8796 3213 8812
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 20:53:55
WUUS53 KDMX 190053
Severe Thunderstorm Warning
980
WUUS53 KDMX 190053
SVRDMX
IAC147-190130-
/O.NEW.KDMX.SV.W.0326.260819T0053Z-260819T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Des Moines IA
753 PM CDT Tue Aug 18 2026
The National Weather Service in Des Moines has issued a
* Severe Thunderstorm Warning for...
Northeastern Palo Alto County in northwestern Iowa...
* Until 830 PM CDT.
* At 753 PM CDT, a severe thunderstorm was located near Five Island
Lake, or 5 miles north of Emmetsburg, moving southeast at 30 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...
Emmetsburg, Five Island Lake, Cylinder, Kearney State Park, and
Emmetsburg Municipal Airport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4315 9445 4314 9444 4299 9471 4317 9481
4326 9462 4326 9460
TIME...MOT...LOC 0053Z 318DEG 25KT 4319 9470
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 20:52:30
WUUS53 KAPX 190052
Severe Thunderstorm Warning
941
WUUS53 KAPX 190052
SVRAPX
MIC079-113-190145-
/O.NEW.KAPX.SV.W.0094.260819T0052Z-260819T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Gaylord MI
852 PM EDT Tue Aug 18 2026
The National Weather Service in Gaylord has issued a
* Severe Thunderstorm Warning for...
Southern Kalkaska County in northern Michigan...
Northern Missaukee County in northern Michigan...
* Until 945 PM EDT.
* At 851 PM EDT, a severe thunderstorm was located near South
Boardman, or 10 miles southwest of Kalkaska, moving east at 20 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* This severe thunderstorm will be near...
Sharon and South Boardman around 855 PM EDT.
Sigma around 905 PM EDT.
Other locations impacted by this severe thunderstorm include
Stittsville and Smithville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4450 8533 4468 8533 4468 8485 4439 8485
TIME...MOT...LOC 0051Z 266DEG 18KT 4459 8528
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 20:46:43
WUUS54 KBMX 190046
Severe Thunderstorm Warning
677
WUUS54 KBMX 190046
SVRBMX
ALC065-091-190130-
/O.NEW.KBMX.SV.W.0151.260819T0046Z-260819T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Birmingham AL
746 PM CDT Tue Aug 18 2026
The National Weather Service in Birmingham has issued a
* Severe Thunderstorm Warning for...
Northeastern Marengo County in southwestern Alabama...
Southwestern Hale County in west central Alabama...
* Until 830 PM CDT.
* At 746 PM CDT, a severe thunderstorm was located over Demopolis,
moving east at 15 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...
Demopolis, Uniontown, Faunsdale, Dayton, Arcola, Old Spring Hill,
Gallion, Laneville, and Demopolis Lock And Dam.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3252 8790 3252 8784 3254 8785 3255 8783
3254 8782 3252 8782 3254 8780 3256 8780
3256 8779 3257 8779 3255 8752 3229 8752
3240 8793
TIME...MOT...LOC 0046Z 280DEG 15KT 3248 8783
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
2026-08-18 20:32:26
WUUS53 KAPX 190032
Severe Thunderstorm Warning
235
WUUS53 KAPX 190032
SVRAPX
MIC137-190130-
/O.NEW.KAPX.SV.W.0093.260819T0032Z-260819T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Gaylord MI
832 PM EDT Tue Aug 18 2026
The National Weather Service in Gaylord has issued a
* Severe Thunderstorm Warning for...
Southern Otsego County in northern Michigan...
* Until 930 PM EDT.
* At 832 PM EDT, a severe thunderstorm was located near Elmira, or 7
miles west of Gaylord, moving east at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* This severe thunderstorm will be near...
Gaylord and Otsego Lake State Park around 835 PM EDT.
Sparr around 840 PM EDT.
Chester Township and Johannesburg around 850 PM EDT.
Lewiston around 905 PM EDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4486 8449 4498 8485 4508 8485 4507 8437
4486 8437
TIME...MOT...LOC 0032Z 281DEG 25KT 4502 8482
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH