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

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Mostly Cloudy

43°F

6°C

Humidity 53%
Wind Speed SE 16 mph
Barometer 30.25 in (1024.8 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 8 Apr 2:54 am CDT
Extended Forecast for

2 Miles E Elwin IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. Southeast wind around 11 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 70. Breezy, with a south southeast wind 13 to 21 mph, with gusts as high as 32 mph.

    High: 70 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. South wind around 16 mph, with gusts as high as 26 mph.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 56. South wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers. High near 65. Southwest wind 9 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 46. East northeast wind around 8 mph.

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. Southeast wind around 11 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 70. Breezy, with a south southeast wind 13 to 21 mph, with gusts as high as 32 mph.
Wednesday Night
Mostly clear, with a low around 54. South wind around 16 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 76. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Thursday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 56. South wind 7 to 13 mph, with gusts as high as 21 mph.
Friday
Showers. High near 65. Southwest wind 9 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 46. East northeast wind around 8 mph.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 78. Breezy.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 63. Breezy.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Breezy.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Breezy.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 77. Breezy.
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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:
2:46 am CDT Apr 8, 2026
Forecast Valid:
2am CDT Apr 8, 2026-6pm CDT Apr 14, 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