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.

Fair

39°F

4°C

Humidity 93%
Wind Speed Calm
Barometer 30.05 in (1017.8 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 30 Apr 5:54 am CDT
Extended Forecast for

2 Miles E Elwin IL

  • Today

    Today: Isolated showers after 5pm. Increasing clouds, with a high near 62. Light west wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 10%.

    High: 62 °F

    Sunny then
    Isolated
    Showers

  • Tonight

    Tonight: Scattered showers, mainly before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 41. North northwest wind 6 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.

    Low: 41 °F

    Scattered
    Showers then
    Isolated
    Showers

  • Friday

    Friday: Sunny, with a high near 57. North northwest wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. North northwest wind 5 to 9 mph becoming light and variable after midnight.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 57. Light and variable wind becoming north northwest 5 to 10 mph in the morning. Winds could gust as high as 17 mph.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. North northwest wind 5 to 8 mph becoming light and variable.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68. Southwest wind 8 to 17 mph, with gusts as high as 25 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Partly cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 74. Breezy. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers then
    Chance
    T-storms and
    Breezy

Detailed Forecast

Today
Isolated showers after 5pm. Increasing clouds, with a high near 62. Light west wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 10%.
Tonight
Scattered showers, mainly before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 41. North northwest wind 6 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.
Friday
Sunny, with a high near 57. North northwest wind 8 to 11 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 39. North northwest wind 5 to 9 mph becoming light and variable after midnight.
Saturday
Mostly sunny, with a high near 57. Light and variable wind becoming north northwest 5 to 10 mph in the morning. Winds could gust as high as 17 mph.
Saturday Night
Mostly clear, with a low around 39. North northwest wind 5 to 8 mph becoming light and variable.
Sunday
Sunny, with a high near 68. Southwest wind 8 to 17 mph, with gusts as high as 25 mph.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Partly cloudy, with a low around 53. Chance of precipitation is 60%.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 74. Breezy. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 53. Chance of precipitation is 40%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 70.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 50.
Wednesday
A chance of showers. Partly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
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:
4:36 am CDT Apr 30, 2026
Forecast Valid:
6am CDT Apr 30, 2026-6pm CDT May 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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