Oklahoma Severe Thunderstorm Warning | Effective 04/17/2026 22:13

Headline: 
Severe Thunderstorm Warning issued April 18 at 12:13AM CDT until April 18 at 1:00AM CDT by NWS Norman OK
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 10:13pm
Expires: 
April 17, 2026 - 11:00pm
Description: 
SVROUN The National Weather Service in Norman has issued a * Severe Thunderstorm Warning for... Northeastern Comanche County in southwestern Oklahoma... Southwestern Grady County in central Oklahoma... Northwestern Stephens County in southern Oklahoma... * Until 100 AM CDT. * At 1212 AM CDT, a severe thunderstorm was located over western Fort Sill, moving east at 45 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... Lawton, Cache, Elgin, Fletcher, Sterling, Medicine Park, Meers, Lake Lawtonka, Fort Sill, Lake Ellsworth, Central High, Acme, and eastern Wichita Mountains Wildlife Refuge.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Comanche, OK; Grady, OK; Stephens, OK
Forcast Office: 
NWS Norman OK
Sender: 
w-nws.webmaster@noaa.gov