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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley through this week. 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

77°F

25°C

Humidity 82%
Wind Speed SE 6 mph
Barometer 30.23 in (1022.8 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 16 Sep 1:53 am CDT
Extended Forecast for

2 Miles WSW Tanner AL

Heat Advisory September 16, 02:30am until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 16, 02:30am until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Overnight

    Low: 75 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. Heat index values as high as 97. Southeast wind around 5 mph becoming calm.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. East southeast wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Heat index values as high as 97. Calm wind.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 75. Southeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 90. Heat index values as high as 97. Southeast wind around 5 mph becoming calm.
Wednesday Night
Mostly clear, with a low around 74. East southeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 91. Heat index values as high as 97. Calm wind.
Thursday Night
Mostly clear, with a low around 75. Calm wind.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 92.
Saturday Night
Partly cloudy, with a low around 74.
Sunday
Sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 74.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Tanner AL
 34.67°N 86.98°W (Elev. 568 ft)
Last Update:
1:50 am CDT Sep 16, 2026
Forecast Valid:
2am CDT Sep 16, 2026-6pm CDT Sep 22, 2026
 
Forecast Discussion
 
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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