Dallas/ Weather & Environment

Dallas Sizzles One Last Day Before Flood Watch Soaks North Texas

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Published on September 29, 2026
Dallas Sizzles One Last Day Before Flood Watch Soaks North TexasSource: Google Street View

Dallas is forecast to have mostly sunny skies Tuesday, with a high near 93, before a shift toward unsettled weather begins Wednesday.

Tuesday Brings One More Hot, Breezy Day

Tuesday is expected to stay dry in Dallas. South-southeast winds of 15 to 20 mph could gust to near 30 mph, with mostly sunny skies through the afternoon. It is the last predominantly hot, rain-free day before unsettled weather arrives.

Storms And Flood Risk Rise Wednesday

Wednesday’s high is forecast near 95, with a chance of showers and thunderstorms.

A Flood Watch runs from Wednesday afternoon through Thursday afternoon for parts of North and Central Texas, mainly along and west of Interstate 35. The National Weather Service says widespread rainfall of 2 to 5 inches is possible, with higher local totals where storms repeatedly pass over the same areas.

Thursday Looks Wettest

Thursday has a 100% precipitation chance, and some storms may bring heavy rain. Temperatures are expected to fall from around 80 degrees during the day, with another round of storms possible Thursday night.

Cooler, Wetter Weather Lingers Into The Weekend

Rain chances remain high Friday at 90%, with a forecast high near 81. Highs should be near 79 Saturday and Sunday, though showers and thunderstorms could disrupt outdoor plans. Rain chances ease to a slight chance Monday.

Past Flooding And Local Safety Guidance

The historical report is from Oct. 24, 2015, and describes an event separate from the May 2015 Memorial Day flooding. The Washington Post reported that rainfall and the remnants of Hurricane Patricia prompted flooding concerns in central and eastern Texas and derailed a train south of Dallas. The current watch covers parts of North and Central Texas mainly along and west of I-35, with 2 to 5 inches of rain possible. Dallas County Homeland Security and Emergency Management warns that flash floods can develop within minutes of excessive rainfall and may carry debris. It also says two feet of water can move most vehicles, including trucks and SUVs.

People in flood-prone areas should follow later forecasts and be ready to act if flood warnings are issued. Do not drive across flooded roads or low-water crossings, even when the water looks shallow.

Dallas-Weather & Environment