Heat in the Central U.S.; Heavy Rain Possible for South Texas; Monitoring Erin Tropical Impacts

Hot temperatures are forecast over the Plains and into the lower Mississippi River Valley Friday where Heat Advisories have been issued. Heavy rain from a disturbance in the western Gulf could bring flooding to south Texas. Erin could bring tropical storm conditions and heavy rain to Puerto Rico and the USVI this weekend with dangerous surf and rip currents impacting the western Atlantic Basin. Read More >

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

74°F

23°C

Humidity 91%
Wind Speed Calm
Barometer 30.05 in (1017.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 14 Aug 9:54 pm CDT
Extended Forecast for

2 Miles NNW Moweaqua IL

  • Tonight

    Tonight: Mostly clear, with a low around 68. Light east wind.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91. Heat index values as high as 101. South wind 3 to 7 mph.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Light south wind.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94. Heat index values as high as 103. South southwest wind 3 to 6 mph.

    High: 94 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 73. Calm wind.

    Low: 73 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 95. Light southwest wind.

    High: 95 °F

    Hot

  • Sunday Night

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

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 68. Light east wind.
Friday
Sunny, with a high near 91. Heat index values as high as 101. South wind 3 to 7 mph.
Friday Night
Mostly clear, with a low around 71. Light south wind.
Saturday
Sunny, with a high near 94. Heat index values as high as 103. South southwest wind 3 to 6 mph.
Saturday Night
Clear, with a low around 73. Calm wind.
Sunday
Sunny and hot, with a high near 95. Light southwest wind.
Sunday Night
Mostly clear, with a low around 73. Calm wind.
Monday
Sunny and hot, with a high near 95.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Moweaqua IL
 39.65°N 89.04°W (Elev. 607 ft)
9:41 pm CDT Aug 14, 2025
10pm CDT Aug 14, 2025-6pm CDT Aug 21, 2025
 
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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