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

Quincy Regional Airport-Baldwin Field (KUIN)

Lat: 39.94°NLon: 91.2°WElev: 759ft.

Fair

59°F

15°C

Humidity 28%
Wind Speed S 8 mph
Barometer 30.21 in (1023.0 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 24 Mar 1:54 pm CDT
Extended Forecast for

Mendon IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 60. Southeast wind 8 to 10 mph.

    High: 60 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Southeast wind 7 to 10 mph.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. South wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain between 1pm and 4pm, then a chance of rain and thunderstorms after 4pm. Mostly sunny, with a high near 87. Southwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely

  • Friday

    Friday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 60. Southeast wind 8 to 10 mph.
Tonight
Mostly cloudy, with a low around 46. Southeast wind 7 to 10 mph.
Wednesday
Mostly sunny, with a high near 77. South wind 9 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 62. South wind around 10 mph, with gusts as high as 20 mph.
Thursday
A chance of rain between 1pm and 4pm, then a chance of rain and thunderstorms after 4pm. Mostly sunny, with a high near 87. Southwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Thursday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 31.
Saturday
Sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 78.
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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:
1:36 pm CDT Mar 24, 2026
Forecast Valid:
2pm CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
Forecast Discussion
 
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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