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 >

Hazardous Weather Conditions

Current conditions at

Decatur, Pryor Field (KDCU)

Lat: 34.66°NLon: 86.94°WElev: 591ft.

Fair

83°F

28°C

Humidity 72%
Wind Speed Calm
Barometer 30.24 in (1023.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 16 Sep 6:53 pm CDT
Extended Forecast for

3 Miles NE Trinity AL

Heat Advisory September 16, 07:50pm until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 16, 07:50pm until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 95. Heat index values as high as 100. Calm wind becoming north northeast around 5 mph.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 103. Calm wind becoming north around 5 mph.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 72. East southeast wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 95. Heat index values as high as 100. Calm wind becoming north northeast around 5 mph.
Thursday Night
Mostly clear, with a low around 73. Calm wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 103. Calm wind becoming north around 5 mph.
Friday Night
Partly cloudy, with a low around 73. Calm wind.
Saturday
Sunny, with a high near 96.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Sunday
Mostly sunny, with a high near 95.
Sunday Night
Partly cloudy, with a low around 72.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Trinity AL
 34.63°N 87.06°W (Elev. 600 ft)
Last Update:
6:59 pm CDT Sep 16, 2026
Forecast Valid:
7pm CDT Sep 16, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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