Weather Forecast for
Zip Code 77979 Port Lavaca, TX

Tonight: A slight chance of showers between 2am and 4am, then a chance of showers and thunderstorms after 4am. Mostly clear, with a low around 79. South southeast wind 3 to 7 mph. Chance of precipitation is 30%.

Monday: A 40 percent chance of showers and thunderstorms, mainly before 2pm. Mostly sunny, with a high near 91. Heat index values as high as 106. Light south wind becoming south southeast 8 to 13 mph in the morning.

Monday Night: Mostly clear, with a low around 79. South southeast wind 7 to 11 mph.

Tuesday: Sunny, with a high near 93. Heat index values as high as 109. South southeast wind 5 to 14 mph, with gusts as high as 18 mph.

Tuesday Night: Mostly clear, with a low around 79. South southeast wind 8 to 13 mph, with gusts as high as 18 mph.

Wednesday: Sunny, with a high near 93. South wind 8 to 16 mph, with gusts as high as 21 mph.

Wednesday Night: Mostly clear, with a low around 79. South southeast wind 11 to 15 mph, with gusts as high as 21 mph.

Thursday: Sunny, with a high near 93. South wind 10 to 16 mph, with gusts as high as 21 mph.

Thursday Night: Mostly clear, with a low around 79. South southeast wind 9 to 15 mph, with gusts as high as 22 mph.

Friday: Mostly sunny, with a high near 93.

Friday Night: Mostly clear, with a low around 79.

Saturday: Mostly sunny, with a high near 93.

Saturday Night: Mostly clear, with a low around 78.

Sunday: Sunny, with a high near 93.

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