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

Hazardous Weather Conditions

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

-12°F

-24°C

Humidity 78%
Wind Speed W 9 mph
Barometer 30.41 in
Dewpoint -17°F (-27°C)
Visibility 10.00 mi
Wind Chill-30°F (-34°C)
Last update 26 Jan 5:35 am CST
Extended Forecast for

Winchester IL

Extreme Cold Warning January 26, 05:48am until January 26, 12:00pm
Click here for hazard details and duration
Extreme Cold Warning
  •  
    Extreme Cold Warning January 26, 05:48am until January 26, 12:00pm

    NOW until 12:00pm Mon

    Extreme Cold Warning

  • Today

    High: 11 °F

    Sunny

  • Tonight

    Tonight: Patchy blowing snow. Mostly clear, with a temperature rising to around 14 by 4am. Wind chill values between -2 and -12. South southwest wind 7 to 14 mph, with gusts as high as 26 mph.

    Low: 4 °F⇑

    Patchy
    Blowing Snow

  • Tuesday

    Tuesday: Patchy blowing snow before noon. Sunny, with a high near 24. Wind chill values between zero and 10. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 24 °F

    Patchy
    Blowing Snow
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around -3. Wind chill values between -5 and -10. Northwest wind around 5 mph becoming calm in the evening.

    Low: -3 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 25. West wind 3 to 7 mph.

    High: 25 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 0. Light and variable wind.

    Low: 0 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 18. Calm wind becoming north around 5 mph.

    High: 18 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -2.

    Low: -2 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 11. Wind chill values between -11 and -21. West northwest wind 8 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Tonight
Patchy blowing snow. Mostly clear, with a temperature rising to around 14 by 4am. Wind chill values between -2 and -12. South southwest wind 7 to 14 mph, with gusts as high as 26 mph.
Tuesday
Patchy blowing snow before noon. Sunny, with a high near 24. Wind chill values between zero and 10. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around -3. Wind chill values between -5 and -10. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 25. West wind 3 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 0. Light and variable wind.
Thursday
Mostly cloudy, with a high near 18. Calm wind becoming north around 5 mph.
Thursday Night
Partly cloudy, with a low around -2.
Friday
Mostly sunny, with a high near 15.
Friday Night
Mostly clear, with a low around -4.
Saturday
Sunny, with a high near 21.
Saturday Night
Partly cloudy, with a low around 6.
Sunday
Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winchester IL
 39.62°N 90.44°W (Elev. 499 ft)
Last Update:
5:36 am CST Jan 26, 2026
Forecast Valid:
5am CST Jan 26, 2026-6pm CST Feb 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation