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

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Center Municipal Airport (KF17)

Lat: 31.83°NLon: 94.16°WElev: 318ft.

Fair

79°F

26°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 79°F (26°C)
Visibility 7.00 mi
Heat Index84°F (29°C)
Last update 15 Sep 7:55 am CDT
Extended Forecast for

4 Miles W San Augustine TX

Heat Advisory September 15, 08:03am until September 15, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 15, 08:03am until September 15, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Today

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 105. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 96 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 96. Calm wind becoming east around 5 mph in the morning.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Today
Mostly sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming south around 5 mph.
Tonight
Mostly clear, with a low around 74. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 105. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 74. Calm wind.
Thursday
Sunny and hot, with a high near 96. Calm wind becoming east around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 71.
Friday
Sunny and hot, with a high near 96.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny and hot, with a high near 96.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny and hot, with a high near 96.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 72.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W San Augustine TX
 31.54°N 94.18°W (Elev. 338 ft)
Last Update:
6:30 am CDT Sep 15, 2026
Forecast Valid:
8am CDT Sep 15, 2026-6pm CDT Sep 21, 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