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

54°F

12°C

Humidity 72%
Wind Speed E 3 mph
Barometer 30.34 in (1027.2 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 10 Apr 7:54 pm CDT
Extended Forecast for

Mendon IL

  • Tonight

    Tonight: Partly cloudy, with a low around 46. Northeast wind 6 to 8 mph.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 66. Southeast wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 66 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. Southeast wind 11 to 14 mph, with gusts as high as 25 mph.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Breezy, with a south wind 15 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 70%.

    High: 76 °F

    Chance
    Showers then
    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. South wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 82. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 85. Breezy.

    High: 85 °F

    Slight Chance
    T-storms then
    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 46. Northeast wind 6 to 8 mph.
Saturday
Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 66. Southeast wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 60. Southeast wind 11 to 14 mph, with gusts as high as 25 mph.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 76. Breezy, with a south wind 15 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. South wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Monday
A slight chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 82. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 85. Breezy.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Thursday Night
A 40 percent chance of showers. Partly cloudy, with a low around 58.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
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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:
6:11 pm CDT Apr 10, 2026
Forecast Valid:
8pm CDT Apr 10, 2026-6pm CDT Apr 17, 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