Texas Severe Flood Watch | Effective 08/31/2026 14:21

Headline: 
Flood Watch issued August 31 at 4:21PM CDT until September 2 at 7:00AM CDT by NWS Houston/Galveston TX
Event: 
Flood Watch
Urgency: 
Future
Effective: 
August 31, 2026 - 2:21pm
Expires: 
September 1, 2026 - 8:00am
Description: 
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of southeast Texas, including the following areas, Bolivar Peninsula, Chambers, Coastal Galveston, Coastal Harris, Galveston Island, Inland Galveston, Inland Harris, Montgomery, Northern Liberty, Polk, San Jacinto and Southern Liberty. * WHEN...From 1 AM CDT Tuesday through Wednesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Periods of moderate to heavy rainfall associated with Tropical Depression Five are expected to begin as early as late tonight and lasting into late Tuesday night/early Wednesday morning. 3-5 inches with isolated amounts of 6-9 inches are expected with the highest totals occuring east of I-45. Rainfall rates will exceed 3-4 inches per hour at times in the heaviest downpours, which can lead to flash flooding especially in urban and vulnerable areas. - http://www.weather.gov/safety/flood
Instruction: 
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Area Description: 
San Jacinto; Polk; Montgomery; Northern Liberty; Inland Harris; Chambers; Inland Galveston; Southern Liberty; Coastal Harris; Coastal Galveston; Galveston Island; Bolivar Peninsula
Forcast Office: 
NWS Houston/Galveston TX
Sender: 
w-nws.webmaster@noaa.gov