Immediate

Responsive action SHOULD be taken immediately

South Dakota Severe Severe Thunderstorm Warning | Effective 07/27/2026 15:44

SVRABR The National Weather Service in Aberdeen has issued a * Severe Thunderstorm Warning for... Jones County in central South Dakota... Southwestern Stanley County in central South Dakota... * Until 645 PM CDT /545 PM MDT/. * At 544 PM CDT /444 PM MDT/, severe thunderstorms were located along a line from near Brown Church to 33 miles southwest of Okaton, or along a line from 38 miles northwest of Murdo to 40 miles southwest of Murdo, moving east at 35 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated.

Illinois Extreme Tornado Warning | Effective 07-27-2026 15:23

TORLOT The National Weather Service in Chicago has issued a * Tornado Warning for... Central Iroquois County in east central Illinois... * Until 615 PM CDT. * At 523 PM CDT, a severe thunderstorm capable of producing a tornado was located near Watseka, moving south at 25 mph. HAZARD...Tornado and tennis ball size hail. SOURCE...Radar indicated rotation. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be damaged or destroyed. Damage to roofs, windows, and vehicles will occur. Tree

Utah Severe Flash Flood Warning | Effective 07-27-2026 15:27

FFWSLC The National Weather Service in Salt Lake City has issued a * Flash Flood Warning for... The Cottonwood burn scar in Beaver County in... East Central Beaver County in southern Utah... * Until 730 PM MDT. * At 427 PM MDT, Doppler radar indicated thunderstorms producing heavy rain over the Cottonwood burn scar in Beaver County... specifically North Creek Between 0.4 and 0.6 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly.

Arizona Severe Flash Flood Warning | Effective 07-27-2026 15:29

FFWFGZ The National Weather Service in Flagstaff has issued a * Flash Flood Warning for... Areas southwest of Gray Mountain in Coconino County... * Until 630 PM MST /730 PM MDT/. * At 329 PM MST /429 PM MDT/, Doppler radar indicated thunderstorms producing heavy rain southwest of Gray Mountain. Between 2 and 3 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.

Illinois Severe Severe Thunderstorm Warning | Effective 07/27/2026 15:17

SVRILX The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for... Northeastern Edgar County in east central Illinois... Southern Vermilion County in east central Illinois... * Until 600 PM CDT. * At 517 PM CDT, a severe thunderstorm was located over Fairmount, or 13 miles southwest of Danville, moving southeast at 45 mph. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will be near...

New Jersey Severe Severe Thunderstorm Warning | Effective 07/27/2026 15:18

SVROKX The National Weather Service in Upton NY has issued a * Severe Thunderstorm Warning for... Eastern Passaic County in northeastern New Jersey... Northwestern Bergen County in northeastern New Jersey... * Until 715 PM EDT. * At 617 PM EDT, a severe thunderstorm was located near Hawthorne, or near Ridgewood, moving southeast at 5 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Minor hail damage to vehicles is possible. Expect wind damage to trees and power lines.

New Mexico Severe Flash Flood Warning | Effective 07/27/2026 15:19

At 419 PM MDT, Doppler radar indicated thunderstorms ended across the warned area. Up to 1.3 inches of rain have fallen. Flash flooding is likely ongoing. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Los Alamos, White Rock and San Ildefonso Pueblo.

Illinois Severe Severe Thunderstorm Warning | Effective 07/27/2026 15:21

At 521 PM CDT, a severe thunderstorm was located near Watseka, moving southeast at 30 mph. HAZARD...Tennis 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... Watseka, Sheldon, Martinton, Crescent City, Donovan, and Iroquois.

New Jersey Severe Severe Thunderstorm Warning | Effective 07/27/2026 15:21

At 621 PM EDT, a severe thunderstorm was located near Victory Lakes, or 11 miles northeast of Vineland, moving south at 5 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Minor damage to vehicles is possible. Wind damage to roofs, siding, trees, and power lines is possible. Locations impacted include... Hammonton, Buena, Folsom, and Collings Lakes. This includes Atlantic City Expressway between mile markers 23 and 32.

Illinois Severe Severe Thunderstorm Warning | Effective 07/27/2026 15:21

At 521 PM CDT, severe thunderstorms were located along a line extending from Clarendon Hills to Willow Springs to Crestwood to Markham, moving south at 40 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... Joliet, Bolingbrook, Orland Park, Tinley Park, Downers Grove, Romeoville, Calumet City, Woodridge, Chicago Heights, Lansing, Oak
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