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.

Mostly Cloudy

72°F

22°C

Humidity 79%
Wind Speed SW 17 G 25 mph
Barometer 29.87 in (1011.0 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 10 Mar 10:54 am CDT
Extended Forecast for

2 Miles E Elwin IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 77. South wind 14 to 18 mph, with gusts as high as 26 mph.

    High: 77 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 54. Breezy, with a south southwest wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Chance
    T-storms and
    Breezy then
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 1pm, then a chance of showers. Temperature falling to around 44 by 5pm. Breezy, with a west southwest wind 18 to 22 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 62 °F⇓

    Breezy.
    T-storms then
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around 30. Blustery, with a north northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 29 mph.

    Low: 30 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 49. Northwest wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 49 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. Breezy, with a south wind 11 to 16 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 37 mph.

    Low: 42 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Mostly cloudy, with a high near 56. Breezy, with a southwest wind 16 to 23 mph becoming west northwest in the afternoon. Winds could gust as high as 33 mph.

    High: 56 °F

    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 77. South wind 14 to 18 mph, with gusts as high as 26 mph.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 54. Breezy, with a south southwest wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm before 1pm, then a chance of showers. Temperature falling to around 44 by 5pm. Breezy, with a west southwest wind 18 to 22 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around 30. Blustery, with a north northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 29 mph.
Thursday
Increasing clouds, with a high near 49. Northwest wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Mostly cloudy, with a low around 42. Breezy, with a south wind 11 to 16 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 37 mph.
Friday
Mostly cloudy, with a high near 56. Breezy, with a southwest wind 16 to 23 mph becoming west northwest in the afternoon. Winds could gust as high as 33 mph.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly cloudy, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
Rain. Cloudy, with a high near 56. Breezy.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 19. Blustery.
Monday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Elwin IL
 39.8°N 88.91°W (Elev. 656 ft)
Last Update:
10:36 am CDT Mar 10, 2026
Forecast Valid:
11am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation