Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

56°F

13°C

Humidity 60%
Wind Speed W 9 mph
Barometer 29.93 in (1013.7 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 15 Feb 3:54 pm CST
Extended Forecast for

4 Miles N Forsyth IL

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, increasing clouds, with a low around 39. Southwest wind 5 to 7 mph.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog before 10am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 62. South southwest wind 8 to 16 mph, with gusts as high as 24 mph.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. South wind around 10 mph, with gusts as high as 17 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 60. Breezy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 60 °F

    Mostly Cloudy
    then Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain after midnight.  Mostly cloudy, with a low around 54. Breezy, with a south wind 18 to 24 mph, with gusts as high as 33 mph.

    Low: 54 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 68. Breezy, with a west southwest wind 15 to 23 mph, with gusts as high as 32 mph.

    High: 68 °F

    Becoming
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. West southwest wind 8 to 11 mph becoming east southeast after midnight. Winds could gust as high as 17 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after noon.  Mostly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before midnight.  Partly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 39. Southwest wind 5 to 7 mph.
Washington's Birthday
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 62. South southwest wind 8 to 16 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 40. South wind around 10 mph, with gusts as high as 17 mph.
Tuesday
Mostly cloudy, with a high near 60. Breezy, with a south wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.
Tuesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 54. Breezy, with a south wind 18 to 24 mph, with gusts as high as 33 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 68. Breezy, with a west southwest wind 15 to 23 mph, with gusts as high as 32 mph.
Wednesday Night
Partly cloudy, with a low around 42. West southwest wind 8 to 11 mph becoming east southeast after midnight. Winds could gust as high as 17 mph.
Thursday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 67.
Thursday Night
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 49.
Friday Night
A chance of rain. Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Mostly clear, with a low around 24.
Sunday
Mostly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Forsyth IL
 39.97°N 88.96°W (Elev. 679 ft)
3:36 pm CST Feb 15, 2026
4pm CST Feb 15, 2026-6pm CST Feb 22, 2026
 
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Additional Resources

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