Texas Severe Flood Warning | Effective 09/20/2026 19:26

Headline: 
Flood Warning issued September 20 at 9:26PM CDT until September 21 at 12:00AM CDT by NWS Fort Worth TX
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
September 20, 2026 - 7:26pm
Expires: 
September 20, 2026 - 10:00pm
Description: 
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Western Fannin County in north central Texas... Grayson County in north central Texas... * WHEN...Until midnight CDT tonight. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 923 PM CDT, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms. Flooding is ongoing in the warned area. Between 2 and 5 inches of rain have fallen. - Additional rainfall amounts up to 1 inch are possible in the warned area. - Some locations that will experience flooding include... Sherman, Bonham, Denison, Van Alstyne, Howe, Pottsboro, Leonard, Whitewright, Bells, Tom Bean, Savoy, Ector, Trenton, Knollwood, Ravenna, Dorchester, Valley Lake, Randolph, Randell Lake and Eisenhower State Park.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Area Description: 
Fannin, TX; Grayson, TX
Forcast Office: 
NWS Fort Worth TX
Sender: 
w-nws.webmaster@noaa.gov