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.

Overcast

59°F

15°C

Humidity 49%
Wind Speed S 15 mph
Barometer 30.01 in (1016.2 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 30 Mar 3:54 am CDT
Extended Forecast for

2 Miles E Elwin IL

  • Today

    Today: Mostly sunny, with a high near 79. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 30 mph.

    High: 79 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 62. South southwest wind 16 to 18 mph, with gusts as high as 29 mph.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 81. Breezy, with a south southwest wind 18 to 25 mph, with gusts as high as 37 mph.

    High: 81 °F

    Breezy.
    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 50. Southwest wind 14 to 16 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Rain

  • Wednesday

    Wednesday: Rain, with thunderstorms also possible after 4pm. High near 62. Northeast wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 62 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 55. East northeast wind 14 to 16 mph becoming south after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 55 °F

    Rain

  • Thursday

    Thursday: Rain likely and possibly a thunderstorm, then rain after 1pm. High near 72. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 72 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain. Low around 56. Breezy. Chance of precipitation is 80%.

    Low: 56 °F

    Rain and
    Breezy

  • Friday

    Friday: A 50 percent chance of rain. Mostly cloudy, with a high near 73.

    High: 73 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 79. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 62. South southwest wind 16 to 18 mph, with gusts as high as 29 mph.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 81. Breezy, with a south southwest wind 18 to 25 mph, with gusts as high as 37 mph.
Tuesday Night
Rain and possibly a thunderstorm. Low around 50. Southwest wind 14 to 16 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain, with thunderstorms also possible after 4pm. High near 62. Northeast wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain and possibly a thunderstorm. Low around 55. East northeast wind 14 to 16 mph becoming south after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Rain likely and possibly a thunderstorm, then rain after 1pm. High near 72. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Rain. Low around 56. Breezy. Chance of precipitation is 80%.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 73.
Friday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Saturday
Rain likely. Mostly cloudy, with a high near 66. Breezy.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 53. 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:
1:26 am CDT Mar 30, 2026
Forecast Valid:
4am CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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