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.

Fair and Breezy

59°F

15°C

Humidity 87%
Wind Speed S 24 G 32 mph
Barometer 29.39 in (995.3 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 8 Jan 6:54 pm CST
Extended Forecast for

Mendon IL

  • Tonight

    Tonight: A chance of rain and thunderstorms before 11pm, then a slight chance of rain between 11pm and midnight. Increasing clouds, with a low around 40. South wind around 18 mph becoming west after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 40%.

    Low: 40 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly cloudy, with a steady temperature around 43. Northwest wind 11 to 16 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 43 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of rain after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 34. North wind 5 to 8 mph. Chance of precipitation is 30%.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A slight chance of snow before 9am, then a slight chance of rain between 9am and noon. Mostly cloudy, then gradually becoming sunny, with a high near 41. West wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. Northwest wind 14 to 16 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 33.

    High: 33 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of rain and thunderstorms before 11pm, then a slight chance of rain between 11pm and midnight. Increasing clouds, with a low around 40. South wind around 18 mph becoming west after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 40%.
Friday
Mostly cloudy, with a steady temperature around 43. Northwest wind 11 to 16 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 26 mph.
Friday Night
A chance of rain after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 34. North wind 5 to 8 mph. Chance of precipitation is 30%.
Saturday
A slight chance of snow before 9am, then a slight chance of rain between 9am and noon. Mostly cloudy, then gradually becoming sunny, with a high near 41. West wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 20. Northwest wind 14 to 16 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 33.
Sunday Night
Mostly clear, with a low around 25.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly cloudy, with a high near 50.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
Mostly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mendon IL
 40.08°N 91.29°W (Elev. 702 ft)
Last Update:
3:57 pm CST Jan 8, 2026
Forecast Valid:
7pm CST Jan 8, 2026-6pm CST Jan 15, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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