Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Light Rain Fog/Mist

60°F

16°C

Humidity 96%
Wind Speed S 14 mph
Barometer 29.75 in (1007.5 mb)
Dewpoint 59°F (15°C)
Visibility 5.00 mi
Last update 27 Dec 11:54 pm CST
Extended Forecast for

Bethany IL

Wind Advisory December 28, 03:00pm until December 29, 06:00pm
Click here for hazard details and duration
Wind Advisory
  • Overnight

    Overnight: A 30 percent chance of rain, mainly after 5am.  Patchy fog before 3am.  Otherwise, cloudy, with a steady temperature around 60. South southwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 60 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday

    Sunday: Rain and thunderstorms likely, then rain and possibly a thunderstorm after 2pm.  Temperature rising to near 66 by 11am, then falling to around 53 during the remainder of the day. Breezy, with a south southwest wind 11 to 16 mph becoming west 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Chance
    T-storms then
    Rain and
    Breezy

  • Sunday Night

    Sunday Night: A chance of rain before 8pm, then a slight chance of sleet between 8pm and 10pm.  Mostly cloudy, with a low around 14. Wind chill values between -3 and 7. Windy, with a west wind 26 to 30 mph, with gusts as high as 45 mph.  Chance of precipitation is 50%.

    Low: 14 °F

    Windy. Chance
    Rain/Sleet
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 23. Wind chill values between -4 and 6. Windy, with a west northwest wind 23 to 30 mph, with gusts as high as 45 mph.

    High: 23 °F

    Partly Sunny
    and Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. Northwest wind 13 to 18 mph, with gusts as high as 29 mph.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27. West northwest wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. West southwest wind 8 to 10 mph, with gusts as high as 17 mph.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly after 5am. Patchy fog before 3am. Otherwise, cloudy, with a steady temperature around 60. South southwest wind around 11 mph, with gusts as high as 21 mph.
Sunday
Rain and thunderstorms likely, then rain and possibly a thunderstorm after 2pm. Temperature rising to near 66 by 11am, then falling to around 53 during the remainder of the day. Breezy, with a south southwest wind 11 to 16 mph becoming west 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain before 8pm, then a slight chance of sleet between 8pm and 10pm. Mostly cloudy, with a low around 14. Wind chill values between -3 and 7. Windy, with a west wind 26 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 50%.
Monday
Partly sunny, with a high near 23. Wind chill values between -4 and 6. Windy, with a west northwest wind 23 to 30 mph, with gusts as high as 45 mph.
Monday Night
Partly cloudy, with a low around 12. Northwest wind 13 to 18 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 27. West northwest wind 9 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 22. West southwest wind 8 to 10 mph, with gusts as high as 17 mph.
Wednesday
Partly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 20.
New Year's Day
Mostly sunny, with a high near 31.
Thursday Night
Partly cloudy, with a low around 13.
Friday
Mostly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
Bethany IL
 39.64°N 88.75°W (Elev. 650 ft)
11:17 pm CST Dec 27, 2025
12am CST Dec 28, 2025-6pm CST Jan 3, 2026
 
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