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Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

38°F

3°C

Humidity 65%
Wind Speed Vrbl 6 mph
Barometer 30.27 in (1025.5 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 12 Mar 9:54 am CDT
Extended Forecast for

4 Miles N Forsyth IL

Wind Advisory March 12, 10:00pm until March 13, 01:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Increasing clouds, with a high near 50. Southwest wind 9 to 15 mph, with gusts as high as 20 mph.

    High: 50 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Breezy, with a south wind 15 to 20 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 43 mph.

    Low: 41 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 53. Breezy, with a west wind 22 to 28 mph, with gusts as high as 45 mph.

    High: 53 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. West northwest wind 6 to 13 mph becoming northeast after midnight. Winds could gust as high as 24 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 53. East southeast wind 9 to 14 mph, with gusts as high as 20 mph.

    High: 53 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 1am. Cloudy, with a low around 46. East wind 13 to 18 mph, with gusts as high as 28 mph.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Rain. High near 63. Breezy, with a south wind 20 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Breezy. Rain
    Likely then
    Rain

  • Sunday Night

    Sunday Night: Rain and snow before 1am, then a chance of snow. Low around 20. Windy. Chance of precipitation is 80%.

    Low: 20 °F

    Rain/Snow and
    Windy

  • Monday

    Monday: Mostly cloudy, with a high near 26. Windy.

    High: 26 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Today
Increasing clouds, with a high near 50. Southwest wind 9 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 41. Breezy, with a south wind 15 to 20 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 43 mph.
Friday
Mostly sunny, with a high near 53. Breezy, with a west wind 22 to 28 mph, with gusts as high as 45 mph.
Friday Night
Mostly cloudy, with a low around 33. West northwest wind 6 to 13 mph becoming northeast after midnight. Winds could gust as high as 24 mph.
Saturday
Mostly cloudy, with a high near 53. East southeast wind 9 to 14 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of rain after 1am. Cloudy, with a low around 46. East wind 13 to 18 mph, with gusts as high as 28 mph.
Sunday
Rain. High near 63. Breezy, with a south wind 20 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain and snow before 1am, then a chance of snow. Low around 20. Windy. Chance of precipitation is 80%.
Monday
Mostly cloudy, with a high near 26. Windy.
Monday Night
Partly cloudy, with a low around 11. Blustery.
Tuesday
Mostly sunny, with a high near 31.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Mostly cloudy, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Forsyth IL
 39.97°N 88.96°W (Elev. 679 ft)
Last Update:
9:36 am CDT Mar 12, 2026
Forecast Valid:
10am CDT Mar 12, 2026-6pm CDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation