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.

Light Rain Fog/Mist

57°F

14°C

Humidity 93%
Wind Speed S 18 G 28 mph
Barometer 29.61 in (1002.7 mb)
Dewpoint 55°F (13°C)
Visibility 3.00 mi
Last update 8 Jan 3:54 pm CST
Extended Forecast for

2 Miles E Bethany IL

  • This Afternoon

    This Afternoon: Rain and possibly a thunderstorm. High near 63. Breezy, with a south southeast wind around 22 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Rain and
    Breezy

  • Tonight

    Tonight: Rain and thunderstorms before 3am, then a slight chance of rain between 3am and 5am. Low around 44. Breezy, with a south wind 20 to 25 mph becoming west southwest after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Breezy. Rain
    then Chance
    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 50. West wind 13 to 18 mph becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 50 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36. Light north northeast wind.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain before noon. Partly sunny, with a high near 42. West northwest wind 5 to 15 mph, with gusts as high as 23 mph.

    High: 42 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. West northwest wind 11 to 18 mph, with gusts as high as 26 mph.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 31. West northwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 31 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain and possibly a thunderstorm. High near 63. Breezy, with a south southeast wind around 22 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and thunderstorms before 3am, then a slight chance of rain between 3am and 5am. Low around 44. Breezy, with a south wind 20 to 25 mph becoming west southwest after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Mostly cloudy, with a high near 50. West wind 13 to 18 mph becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 36. Light north northeast wind.
Saturday
A 30 percent chance of rain before noon. Partly sunny, with a high near 42. West northwest wind 5 to 15 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 20. West northwest wind 11 to 18 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 31. West northwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 26 mph.
Sunday Night
Mostly clear, with a low around 21.
Monday
Mostly sunny, with a high near 43.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 48.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Partly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Bethany IL
 39.63°N 88.69°W (Elev. 623 ft)
Last Update:
3:22 pm CST Jan 8, 2026
Forecast Valid:
4pm CST Jan 8, 2026-6pm CST Jan 15, 2026
 
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