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Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

60°F

16°C

Humidity 86%
Wind Speed Calm
Barometer 29.95 in (1013.7 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 21 Jun 3:54 am CDT
Extended Forecast for

3 Miles NW Cerro Gordo IL

Flood Watch June 21, 07:00am until June 22, 01:00am
Click here for hazard details and duration
Flood Watch

  • Today

    Today: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall. High near 74. Southeast wind 6 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 74 °F

    Chance
    Showers then
    Heavy Rain

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then a chance of showers. Low around 59. Southeast wind 11 to 15 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 73. North wind 14 to 16 mph, with gusts as high as 23 mph.

    High: 73 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. North northeast wind 6 to 10 mph, with gusts as high as 15 mph.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 77. North northeast wind 3 to 6 mph.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. Light and variable wind.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. Light and variable wind becoming west southwest 5 to 8 mph in the morning.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Some of the storms could produce heavy rainfall. High near 74. Southeast wind 6 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Tonight
Showers and thunderstorms before 1am, then a chance of showers. Low around 59. Southeast wind 11 to 15 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 73. North wind 14 to 16 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 53. North northeast wind 6 to 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 77. North northeast wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 57. Light and variable wind.
Wednesday
Mostly sunny, with a high near 79. Light and variable wind becoming west southwest 5 to 8 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 59.
Friday
A chance of showers. Mostly sunny, with a high near 79.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Cerro Gordo IL
 39.92°N 88.76°W (Elev. 702 ft)
Last Update:
3:56 am CDT Jun 21, 2026
Forecast Valid:
4am CDT Jun 21, 2026-6pm CDT Jun 27, 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