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.

Overcast

50°F

10°C

Humidity 44%
Wind Speed NW 12 mph
Barometer 30.31 in (1026.6 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 6 Apr 7:54 pm CDT
Extended Forecast for

Mendon IL

  • Tonight

    Tonight: Snow showers, possibly mixed with rain. Low around 32. North wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than one inch possible.

    Low: 32 °F

    Slight Chance
    Showers then
    Rain/Snow

  • Tuesday

    Tuesday: Snow showers before 1pm, then a slight chance of rain showers between 1pm and 2pm. High near 48. East wind 8 to 11 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 48 °F

    Snow Showers
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Cloudy, then gradual clearing toward daybreak, with a low around 41. Southeast wind 10 to 15 mph, with gusts as high as 29 mph.

    Low: 41 °F

    Clearing Late

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. South wind 16 to 18 mph, with gusts as high as 31 mph.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 54. South wind around 14 mph, with gusts as high as 24 mph.

    Low: 54 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely

Detailed Forecast

Tonight
Snow showers, possibly mixed with rain. Low around 32. North wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than one inch possible.
Tuesday
Snow showers before 1pm, then a slight chance of rain showers between 1pm and 2pm. High near 48. East wind 8 to 11 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Cloudy, then gradual clearing toward daybreak, with a low around 41. Southeast wind 10 to 15 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 71. South wind 16 to 18 mph, with gusts as high as 31 mph.
Wednesday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 54. South wind around 14 mph, with gusts as high as 24 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 73. Chance of precipitation is 40%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 67.
Friday Night
Showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 73.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 79. Chance of precipitation is 60%.
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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:
5:36 pm CDT Apr 6, 2026
Forecast Valid:
8pm CDT Apr 6, 2026-6pm CDT Apr 13, 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