Severe

Significant threat to life or property

Illinois Severe Severe Thunderstorm Warning | Effective 06/17/2026 15:34

At 534 PM CDT, a severe thunderstorm was located over Naples, or 10 miles northwest of Winchester, 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... Jacksonville, Winchester, Meredosia, Bluffs, Chapin, Arenzville, Manchester, Naples, Concord, Lynnville, Exeter, Florence, Valley City, and Merritt.

Illinois Severe Flash Flood Warning | Effective 06/17/2026 15:36

At 536 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 4 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. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas.

Illinois Severe Flash Flood Warning | Effective 06/17/2026 15:36

At 535 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 4 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. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas.

Missouri Severe Severe Thunderstorm Warning | Effective 06/17/2026 15:37

At 537 PM CDT, a severe thunderstorm was located 8 miles south of Rocheport, or 10 miles southeast of Boonville, moving east 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... Prairie Home and Wooldridge. A Tornado Watch remains in effect until 1000 PM CDT for central Missouri. Prepare immediately for large hail and damaging winds. People outside

Illinois Severe Severe Thunderstorm Warning | Effective 06/17/2026 15:43

SVRILX The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for... Southeastern Logan County in central Illinois... Northern Christian County in central Illinois... East central Sangamon County in central Illinois... Northwestern Moultrie County in central Illinois... Northern Shelby County in central Illinois... Southwestern Piatt County in central Illinois... Macon County in central Illinois... * Until 645 PM CDT.

Iowa, Minnesota, South Dakota Severe Severe Thunderstorm Warning | Effective 06/17/2026 15:43

At 542 PM CDT, severe thunderstorms were located along a line extending from Little Rock to near Hull to 6 miles south of Union Grove State Park, moving east at 60 mph. HAZARD...60 mph wind gusts. SOURCE...Trained weather spotters. At 525 PM CDT, a trained weather spotter reported a 5.50 inch tree branch down in Rock Valley, Iowa. IMPACT...Expect damage to roofs, siding, and trees. These severe storms will be near... Sioux Center, Orange City, Sheldon, Sibley, Hawarden, Akron,

Missouri Severe Severe Thunderstorm Warning | Effective 06/17/2026 15:15

At 515 PM CDT, a severe thunderstorm was located over Pilot Grove, or 8 miles southwest of Boonville, moving east 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... Boonville, Pilot Grove, Bunceton, Prairie Home, Blackwater, Wooldridge, and Lamine. This includes Interstate 70 in Missouri between mile markers 90 and 114.

Arizona Severe Flash Flood Warning | Effective 06/17/2026 15:18

FFWTWC The National Weather Service in Tucson has issued a * Flash Flood Warning for... Southwestern Pinal County in southeastern Arizona... * Until 615 PM MST. * At 318 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area in far southwestern Pinal county between Jack Rabbit and North Komelik. Between 1 and 1.5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated.

Illinois Severe Severe Thunderstorm Warning | Effective 06/17/2026 15:18

SVRILX The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for... Scott County in west central Illinois... Southwestern Cass County in west central Illinois... Western Morgan County in west central Illinois... * Until 615 PM CDT. * At 518 PM CDT, a severe thunderstorm was located over Beverly, or 15 miles southeast of Quincy Regional Airport, moving east at 40 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated.
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