National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

Beaumont/Port Arthur Southeast Texas Regional Airport (KBPT)

Lat: 29.95°NLon: 94.03°WElev: 13ft.

Fair

83°F

28°C

Humidity 70%
Wind Speed N 10 mph
Barometer 29.85 in (1010.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 2 Aug 8:53 am CDT
Extended Forecast for

Sour Lake TX

  • Today

    Today: Sunny, with a high near 94. Heat index values as high as 99. Calm wind becoming north around 5 mph.

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 72. Calm wind.

    Low: 72 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 96. Heat index values as high as 102. Calm wind.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. South wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Calm wind becoming south around 5 mph.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. South wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Calm wind becoming south around 5 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. South wind around 5 mph becoming calm.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming south around 5 mph.

    High: 93 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 94. Heat index values as high as 99. Calm wind becoming north around 5 mph.
Tonight
Clear, with a low around 72. Calm wind.
Monday
Sunny, with a high near 96. Heat index values as high as 102. Calm wind.
Monday Night
Mostly clear, with a low around 74. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 95. Calm wind becoming south around 5 mph.
Tuesday Night
Mostly clear, with a low around 74. South wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 94. Calm wind becoming south around 5 mph.
Wednesday Night
Mostly clear, with a low around 74. South wind around 5 mph becoming calm.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming south around 5 mph.
Thursday Night
Mostly clear, with a low around 74.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 74.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sour Lake TX
 30.13°N 94.42°W
Last Update:
7:45 am CDT Aug 2, 2026
Forecast Valid:
9am CDT Aug 2, 2026-6pm CDT Aug 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation