08/31/2026
π¨ Areal Flood Watch β Houston, TX
Issued by: U.S. National Weather Service
In Effect: Late tonight (Monday) through Wednesday morning, September 2, 2026, 7:00 AM
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π§οΈ What to Expect
β’ Cause: Excessive rainfall associated with Potential Tropical Cyclone Five
β’ Rainfall totals: 3β5 inches widespread; isolated amounts of 6β9 inches possible
β’ Highest totals expected east of I-45
β’ Rainfall rates may exceed 3β4 inches per hour in the heaviest downpours
π Affected Areas
Portions of southeast Texas, including:
β’ Harris County (Coastal & Inland) β includes Houston
β’ Montgomery County
β’ Galveston (Coastal, Inland, Island, Bolivar Peninsula)
β’ Chambers, Liberty (Northern & Southern), Polk, San Jacinto
β οΈ Potential Impacts
β’ Flooding of rivers, creeks, and streams
β’ Flooding in poor drainage and urban areas
β’ Flash flooding risk, especially in vulnerable and low-lying locations
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π What You Should Do
β’ Monitor updated forecasts closely β this Watch may be upgraded to a Flood Warning
β’ If you live in a flood-prone area, be ready to act quickly
β’ More info: (http://www.weather.gov/safety/flood)
Flooding is a coast-to-coast threat to some part of the United States and its territories nearly every day of the year. This site is designed to teach you how to stay safe in a flood event. If you know what to do before, during, and after a flood you can increase your chances of survival and bet...