Immediate

Responsive action SHOULD be taken immediately

Illinois Extreme Tornado Warning | Effective 07-27-2026 14:18

TORLOT The National Weather Service in Chicago has issued a * Tornado Warning for... Southwestern Kankakee County in northeastern Illinois... Northwestern Iroquois County in east central Illinois... * Until 500 PM CDT. * At 418 PM CDT, a severe thunderstorm capable of producing a tornado was located near Limestone, or 7 miles north of Herscher, moving southeast at 35 mph. HAZARD...Tornado and golf ball size hail. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without

South Dakota Severe Severe Thunderstorm Warning | Effective 07/27/2026 14:16

SVRUNR The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... Southeastern Perkins County in northwestern South Dakota... West Central Haakon County in west central South Dakota... Northeastern Meade County in west central South Dakota... Southwestern Ziebach County in west central South Dakota... * Until 400 PM MDT. * At 316 PM MDT, severe thunderstorms were located along a line from 6 miles northeast of Maurine to over Bridger, or along a line from

Indiana Severe Severe Thunderstorm Warning | Effective 07/27/2026 14:17

SVRIND The National Weather Service in Indianapolis has issued a * Severe Thunderstorm Warning for... Eastern Boone County in central Indiana... Southern Hamilton County in central Indiana... * Until 615 PM EDT. * At 516 PM EDT, a severe thunderstorm was located 10 miles northwest of Noblesville, or 19 miles southeast of Frankfort, moving south at 20 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include...

Indiana Severe Severe Thunderstorm Warning | Effective 07/27/2026 14:19

SVRLOT The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Porter County in northwestern Indiana... Lake County in northwestern Indiana... * Until 530 PM CDT. * At 419 PM CDT, severe thunderstorms were located along a line extending from 10 miles east of Uptown to 11 miles east of Navy Pier to 14 miles northeast of South Shore to 12 miles northwest of Beverly Shores to 8 miles north of Long Beach to near Bridgman, moving south at 35 mph.

South Dakota Severe Severe Thunderstorm Warning | Effective 07/27/2026 14:20

SVRUNR The National Weather Service in Rapid City has issued a * Severe Thunderstorm Warning for... South Central Jackson County in southwestern South Dakota... * Until 400 PM MDT. * At 320 PM MDT, a severe thunderstorm was located near Hisle, or 19 miles north of Martin, moving northeast at 10 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...

Illinois Severe Severe Thunderstorm Warning | Effective 07/27/2026 14:21

At 421 PM CDT, a severe thunderstorm was located near Limestone, or near Bourbonnais, moving southeast at 40 mph. HAZARD...Golf ball size hail and 70 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include... Kankakee, Bourbonnais, Bradley, Manteno, Braidwood, Wilmington,

Delaware Severe Flash Flood Warning | Effective 07/27/2026 14:22

FFWPHI The National Weather Service in Mount Holly has issued a * Flash Flood Warning for... West Central Sussex County in southern Delaware... * Until 930 PM EDT. * At 522 PM EDT, gauge reports indicated thunderstorms producing heavy rain across the warned area. Between 3 and 4 inches of rain have fallen. The expected rainfall rate is 2 to 4 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Gauges reported.

Pennsylvania Severe Flash Flood Warning | Effective 07/27/2026 14:25

FFWPHI The National Weather Service in Mount Holly has issued a * Flash Flood Warning for... Central Lehigh County in eastern Pennsylvania... * Until 930 PM EDT. * At 525 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar.

Indiana Severe Severe Thunderstorm Warning | Effective 07/27/2026 14:25

SVRIND The National Weather Service in Indianapolis has issued a * Severe Thunderstorm Warning for... Henry County in east central Indiana... * Until 615 PM EDT. * At 524 PM EDT, severe thunderstorms were located along a line extending from 11 miles southeast of Muncie to 10 miles north of New Castle to 9 miles east of Anderson, moving southeast at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include...

Illinois Severe Severe Thunderstorm Warning | Effective 07/27/2026 14:26

At 426 PM CDT, a severe thunderstorm was located over Niles, moving south at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Chicago, Cicero, Arlington Heights, Evanston, Palatine, Skokie, Des Plaines, Orland Park, Oak Lawn, Berwyn, Mount Prospect, Oak Park, Downers Grove, Glenview, Elmhurst, Lombard, Buffalo Grove, Ohare Airport, Wheeling, Park Ridge, Addison, Northbrook, Elk Grove Village, Woodridge, and Niles.
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