Immediate

Responsive action SHOULD be taken immediately

Ohio Severe Flash Flood Warning | Effective 08/11/2026 08:24

FFWRLX The National Weather Service in Charleston has issued a * Flash Flood Warning for... Central Athens County in southeastern Ohio... Southwestern Morgan County in southeastern Ohio... West Central Washington County in southeastern Ohio... * Until 330 PM EDT. * At 1124 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. Additional rainfall amounts up to 1 inch are possible

Ohio, West Virginia Severe Severe Thunderstorm Warning | Effective 08/11/2026 08:26

At 1125 AM EDT, severe thunderstorms were located along a line extending from near Athens to 7 miles north of Clarktown, moving east at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Jackson, Wellston, Point Pleasant, Gallipolis, Pomeroy, Mcarthur, Oak Hill, Rio Grande, Albany, Racine, Rutland, Forked Run State Park, New Haven, Mason, Tuppers Plains, Gallia, Waterloo, Middleport, Chester, and Hamden.

Illinois Extreme Tornado Warning | Effective 08/11/2026 08:27

TORLOT The National Weather Service in Chicago has issued a * Tornado Warning for... Southeastern Kendall County in northeastern Illinois... Will County in northeastern Illinois... Northeastern Grundy County in northeastern Illinois... Northeastern Kankakee County in northeastern Illinois... * Until 1130 AM CDT. * At 1027 AM CDT, severe thunderstorms capable of producing both tornadoes and extensive straight line wind damage were located near Minooka, moving east at 55 mph. HAZARD...Tornado.

Indiana Severe Severe Thunderstorm Warning | Effective 08/11/2026 08:28

SVRIWX The National Weather Service in Northern Indiana has issued a * Severe Thunderstorm Warning for... North central Starke County in northwestern Indiana... Southwestern La Porte County in northwestern Indiana... * Until 1115 AM CDT. * At 1027 AM CDT, a severe thunderstorm was located over Wanatah, or near Valparaiso, moving east at 20 mph. THIS IS A DESTRUCTIVE STORM FOR THE WANATAH AREA! HAZARD...Baseball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be severely injured.

Illinois Severe Severe Thunderstorm Warning | Effective 08/11/2026 08:28

At 1027 AM CDT, severe thunderstorms were located along a line extending from Wayne to near Aurora to Plainfield, moving east at 55 mph. This line of storms has a history of producing extensive wind damage. 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... Aurora, Elgin, Bartlett, Crystal Lake, Carpentersville, St. Charles,

Illinois Extreme Tornado Warning | Effective 08/11/2026 08:29

TORLOT The National Weather Service in Chicago has issued a * Tornado Warning for... DuPage County in northeastern Illinois... East central Cook County in northeastern Illinois... * Until 1115 AM CDT. * At 1029 AM CDT, severe thunderstorms capable of producing both tornadoes and extensive straight line wind damage were located over Warrenville, or near Wheaton, moving east at 55 mph. HAZARD...Tornado. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without

Illinois Extreme Tornado Warning | Effective 08-11-2026 08:10

TORLOT The National Weather Service in Chicago has issued a * Tornado Warning for... Northern Kendall County in northeastern Illinois... Northwestern Will County in northeastern Illinois... Southern Kane County in northeastern Illinois... Southern DuPage County in northeastern Illinois... Southwestern Cook County in northeastern Illinois... * Until 1100 AM CDT. * At 1010 AM CDT, severe thunderstorms capable of producing both tornadoes and extensive straight line wind damage were located near

Indiana Severe Severe Thunderstorm Warning | Effective 08-11-2026 08:10

At 1009 AM CDT, a severe thunderstorm was located near Knox, moving east at 20 mph. THIS IS A DESTRUCTIVE STORM FOR PORTIONS OF STARKE COUNTY! HAZARD...Baseball size hail and 60 mph wind gusts. SOURCE...Trained weather spotters. Baseball sized hail has been confirmed with this storm. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. Locations impacted include... Knox, North Judson, Hamlet, Oak Grove, Toto, Ober, Winona, English

Indiana Severe Flash Flood Warning | Effective 08/11/2026 07:59

FFWIWX The National Weather Service in Northern Indiana has issued a * Flash Flood Warning for... Northwestern Fulton IN County in north central Indiana... Southwestern Marshall County in north central Indiana... Northern Pulaski County in northwestern Indiana... Southern Starke County in northwestern Indiana... * Until noon EDT /1100 AM CDT/. * At 1059 AM EDT /959 AM CDT/, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4

North Dakota Severe Severe Thunderstorm Warning | Effective 08/11/2026 08:01

SVRFGF The National Weather Service in Grand Forks has issued a * Severe Thunderstorm Warning for... Southwestern Barnes County in southeastern North Dakota... * Until 1045 AM CDT. * At 1001 AM CDT, a severe thunderstorm was located near Ypsilanti, or 13 miles southeast of Jamestown, 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...
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