Texas Severe Severe Thunderstorm Warning | Effective 09/20/2026 16:11

Headline: 
Severe Thunderstorm Warning issued September 20 at 6:11PM CDT until September 20 at 6:30PM CDT by NWS Fort Worth TX
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
September 20, 2026 - 4:11pm
Expires: 
September 20, 2026 - 4:30pm
Description: 
At 610 PM CDT, a severe thunderstorm was located over Denison, and another located 2 miles north of Southmayd. Both storms were moving northeast at 5 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Sherman, Denison, Pottsboro, Knollwood, Randell Lake, Eisenhower State Park, Lake Texoma, Southmayd, Boddie, Ida, Luella, and Carpenters Bluff.
Instruction: 
For your protection stay inside a sturdy structure and keep away from windows. Heavy rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Grayson, TX
Forcast Office: 
NWS Fort Worth TX
Sender: 
w-nws.webmaster@noaa.gov