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

49°F

9°C

Humidity 66%
Wind Speed S 10 mph
Barometer 29.75 in (1007.3 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 8 Jan 4:54 am CST
Extended Forecast for

Mendon IL

  • Today

    Today: Rain, with thunderstorms also possible after 3pm. High near 60. Breezy, with a south wind 10 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.

    High: 60 °F

    Rain Likely
    then Rain and
    Breezy

  • Tonight

    Tonight: Rain and thunderstorms likely before midnight, then a slight chance of rain between midnight and 2am. Increasing clouds, with a low around 40. South wind 16 to 18 mph becoming west after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely
    then Slight
    Chance Rain

  • Friday

    Friday: Partly sunny, with a high near 47. Northwest wind 11 to 16 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 35. Northeast wind 6 to 9 mph.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain and snow before 9am, then a chance of snow. Partly sunny, with a high near 40. Northwest wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 40 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

Detailed Forecast

Today
Rain, with thunderstorms also possible after 3pm. High near 60. Breezy, with a south wind 10 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.
Tonight
Rain and thunderstorms likely before midnight, then a slight chance of rain between midnight and 2am. Increasing clouds, with a low around 40. South wind 16 to 18 mph becoming west after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 47. Northwest wind 11 to 16 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 29 mph.
Friday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 35. Northeast wind 6 to 9 mph.
Saturday
A chance of rain and snow before 9am, then a chance of snow. Partly sunny, with a high near 40. Northwest wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Mostly clear, with a low around 24.
Monday
Sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A 20 percent chance of rain. Mostly cloudy, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mendon IL
 40.1°N 91.29°W (Elev. 699 ft)
Last Update:
4:46 am CST Jan 8, 2026
Forecast Valid:
5am CST Jan 8, 2026-6pm CST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation