Severe

Significant threat to life or property

Missouri Flash Flood Warning | Effective 04/17/2026 17:07

Public safety alert, emergency alert, and weather alert Description: FFWSGF The National Weather Service in Springfield has issued a * Flash Flood Warning for... St. Clair County in west central Missouri... * Until 115 AM CDT Saturday. * At 707 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.

Wisconsin Severe Thunderstorm Warning | Effective 04/17/2026 17:09

Public safety alert, emergency alert, and weather alert Description: At 708 PM CDT, severe thunderstorms were located along a line extending from near North Prairie to 6 miles south of Palmyra to near Clinton, moving east at 15 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... Janesville, Beloit, Whitewater, Elkhorn, Hartland, Delavan, South

Illinois Severe Thunderstorm Warning | Effective 04/17/2026 17:12

Public safety alert, emergency alert, and weather alert Description: At 711 PM CDT, severe thunderstorms were located along a line extending from near Emerson to near Tampico to near Atkinson, 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... Dixon, Amboy, Franklin Grove, Ashton, Paw Paw, Sublette, Woodhaven

Illinois Severe Thunderstorm Warning | Effective 04/17/2026 17:12

Public safety alert, emergency alert, and weather alert Description: At 711 PM CDT, a severe thunderstorm was located near Ohio, or 8 miles southwest of Amboy, moving northeast at 50 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Emergency management. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Princeton, Walnut, Wyanet, La Moille, Ohio, Malden, Manlius, Dover, Kasbeer, Van Orin, Normandy, and Bureau County Fairgrounds.

Illinois Severe Thunderstorm Warning | Effective 04/17/2026 17:13

Public safety alert, emergency alert, and weather alert Description: SVRILX The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for... Western Marshall County in central Illinois... Stark County in north central Illinois... Peoria County in central Illinois... * Until 800 PM CDT. * At 713 PM CDT, severe thunderstorms were located along a line extending from near Altona to near Williamsfield to London Mills, moving east at 50 mph. HAZARD...70 mph wind gusts and penny size hail.

Oklahoma Severe Thunderstorm Warning | Effective 04/17/2026 17:15

Public safety alert, emergency alert, and weather alert Description: At 715 PM CDT, a severe thunderstorm was located near Kaw Lake, moving east at 45 mph. HAZARD...Tennis 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... Ponca City, Kaw City, Kildare, and Kaw Lake. Instruction:

Wisconsin Flash Flood Warning | Effective 04/17/2026 17:15

Public safety alert, emergency alert, and weather alert Description: FFWMKX The National Weather Service in Milwaukee/Sullivan has extended the * Flash Flood Warning for... Southern Green County in south central Wisconsin... Southeastern Lafayette County in south central Wisconsin... * Until 845 PM CDT. * At 715 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are

Illinois Severe Thunderstorm Warning | Effective 04/17/2026 17:16

Public safety alert, emergency alert, and weather alert Description: At 716 PM CDT, severe thunderstorms were located along a line extending from near Maquon to near McDonough County 4-H Grounds, moving east at 30 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... Macomb, Bushnell, Bardolph and New Philadelphia. Instruction:

Illinois Severe Thunderstorm Warning | Effective 04/17/2026 17:16

Public safety alert, emergency alert, and weather alert Description: SVRLOT The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Northern De Kalb County in north central Illinois... Northern Kane County in northeastern Illinois... McHenry County in northeastern Illinois... Boone County in north central Illinois... * Until 830 PM CDT. * At 716 PM CDT, severe thunderstorms were located along a line extending from near South Beloit to Rockford Airport to Sterling,

Wisconsin Severe Thunderstorm Warning | Effective 04/17/2026 17:16

Public safety alert, emergency alert, and weather alert Description: At 715 PM CDT, a severe thunderstorm was located near Rainbow Flowage, or 11 miles west of Eagle River, moving northeast at 60 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. At 709 PM, dime size hail was reported in Lake Tomahawk. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of south
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