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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Mendon IL

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. West wind around 16 mph, with gusts as high as 26 mph.

    High: 79 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 48. Northeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

    Low: 48 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. High near 58. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 58 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a temperature rising to around 61 by 5am. East wind around 14 mph becoming south after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%.

    Low: 53 °F⇑

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 74. Breezy, with a south wind 17 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 100%.

    High: 74 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 52. Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 45. Chance of precipitation is 90%.

    Low: 45 °F

    Showers

  • Saturday

    Saturday: A 40 percent chance of showers. Mostly cloudy, with a high near 56. Breezy.

    High: 56 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. West wind around 16 mph, with gusts as high as 26 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 48. Northeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. High near 58. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a temperature rising to around 61 by 5am. East wind around 14 mph becoming south after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm. High near 74. Breezy, with a south wind 17 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 100%.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 52. Chance of precipitation is 30%.
Friday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Friday Night
Showers and possibly a thunderstorm. Low around 45. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 56. Breezy.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 65.
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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:
2:56 pm CDT Mar 31, 2026
Forecast Valid:
4pm CDT Mar 31, 2026-6pm CDT Apr 7, 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