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

Hazardous Weather Conditions

Current conditions at

Quincy Regional Airport-Baldwin Field (KUIN)

Lat: 39.94°NLon: 91.2°WElev: 759ft.

Overcast

-4°F

-20°C

Humidity 53%
Wind Speed NE 9 mph
Barometer 30.66 in (1040.3 mb)
Dewpoint -17°F (-27°C)
Visibility 10.00 mi
Wind Chill-20°F (-29°C)
Last update 24 Jan 6:54 am CST
Extended Forecast for

Mendon IL

Winter Weather Advisory January 24, 09:00am until January 25, 06:00pm
Cold Weather Advisory January 24, 07:26am until January 24, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
Cold Weather Advisory
  •  
    Cold Weather Advisory January 24, 07:26am until January 24, 12:00pm

    NOW until 12:00pm Sat

    Cold Weather Advisory

  • Today

    High: 7 °F

    Slight Chance
    Snow then
    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly before midnight. Cloudy, with a low around 5. Northeast wind 7 to 10 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 5 °F

    Snow Likely

  • Sunday

    Sunday: A 40 percent chance of snow, mainly before 9am. Mostly cloudy and cold, with a high near 15. Wind chill values as low as -10. North wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 15 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -1. Wind chill values as low as -15. North wind around 10 mph, with gusts as high as 20 mph.

    Low: -1 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and cold, with a high near 15. Northwest wind around 10 mph becoming southwest in the afternoon.

    High: 15 °F

    Cold

  • Monday Night

    Monday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

Detailed Forecast

Today
Snow likely, mainly after 2pm. Cloudy and cold, with a high near 7. Wind chill values as low as -20. Northeast wind 7 to 9 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before midnight. Cloudy, with a low around 5. Northeast wind 7 to 10 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday
A 40 percent chance of snow, mainly before 9am. Mostly cloudy and cold, with a high near 15. Wind chill values as low as -10. North wind 10 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around -1. Wind chill values as low as -15. North wind around 10 mph, with gusts as high as 20 mph.
Monday
Sunny and cold, with a high near 15. Northwest wind around 10 mph becoming southwest in the afternoon.
Monday Night
Mostly clear, with a low around 8.
Tuesday
Sunny, with a high near 29.
Tuesday Night
Mostly clear, with a low around 5.
Wednesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 23.
Wednesday Night
Partly cloudy, with a low around 5.
Thursday
Mostly sunny and cold, with a high near 19.
Thursday Night
Partly cloudy, with a low around 4.
Friday
Mostly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mendon IL
 40.08°N 91.29°W (Elev. 702 ft)
Last Update:
5:06 am CST Jan 24, 2026
Forecast Valid:
7am CST Jan 24, 2026-6pm CST Jan 30, 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