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

Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

A Few Clouds

76°F

24°C

Humidity 56%
Wind Speed NA
Barometer 30.10 in (1018.9 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 24 Jul 4:54 pm CDT
Extended Forecast for

Moweaqua IL

Heat Advisory July 26, 12:00pm until July 27, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: Isolated showers. Cloudy, with a high near 79. Light south southwest wind. Chance of precipitation is 20%.

    High: 79 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers. Cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.

    Low: 64 °F

    Isolated
    Showers

  • Saturday

    Saturday: Scattered showers between 8am and 1pm. Mostly cloudy, with a high near 82. South wind 3 to 7 mph. Chance of precipitation is 30%.

    High: 82 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. Light south wind.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. South southwest wind 3 to 6 mph.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 94. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 94 °F

    Mostly Sunny

  • Monday Night

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

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

This Afternoon
Isolated showers. Cloudy, with a high near 79. Light south southwest wind. Chance of precipitation is 20%.
Tonight
Isolated showers. Cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.
Saturday
Scattered showers between 8am and 1pm. Mostly cloudy, with a high near 82. South wind 3 to 7 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 68. Light south wind.
Sunday
Mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 72. South southwest wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 94. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Moweaqua IL
 39.62°N 89.01°W (Elev. 620 ft)
Last Update:
1:26 pm CDT Jul 24, 2026
Forecast Valid:
5pm CDT Jul 24, 2026-6pm CDT Jul 31, 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