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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Longview - East Texas Regional Airport (KGGG)

Lat: 32.39°NLon: 94.71°WElev: 364ft.

Mostly Cloudy

81°F

27°C

Humidity 74%
Wind Speed Calm
Barometer 30.18 in (1021.1 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 17 Sep 2:53 am CDT
Extended Forecast for

4 Miles S Lakeport TX

  • Overnight

    Overnight: Partly cloudy, with a low around 76. South wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Heat index values as high as 103. Calm wind becoming east around 5 mph in the morning.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73. East wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 99. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 71. Southeast wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Clear, with a low around 73.

    Low: 73 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 76. South wind around 5 mph.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 103. Calm wind becoming east around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 73. East wind around 5 mph becoming calm in the evening.
Friday
Sunny and hot, with a high near 99. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Friday Night
Clear, with a low around 71. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 99.
Saturday Night
Clear, with a low around 73.
Sunday
Sunny and hot, with a high near 99.
Sunday Night
Mostly clear, with a low around 74.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
Sunny and hot, with a high near 97.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Lakeport TX
 32.34°N 94.71°W (Elev. 289 ft)
Last Update:
1:25 am CDT Sep 17, 2026
Forecast Valid:
3am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation