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

47°F

8°C

Humidity 61%
Wind Speed NW 9 mph
Barometer 29.75 in (1007.6 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 13 Jan 9:54 pm CST
Extended Forecast for

Mendon IL

  • Tonight

    Tonight: A chance of flurries after 5am. Mostly cloudy, with a low around 30. Blustery, with a northwest wind 9 to 14 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 29 mph.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Flurries and
    Blustery

  • Wednesday

    Wednesday: A chance of flurries before 7am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 27 by 5pm. Blustery, with a north wind 15 to 22 mph, with gusts as high as 33 mph.

    High: 31 °F⇓

    Chance
    Flurries and
    Blustery

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 15. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 15 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 33. Northwest wind 5 to 10 mph becoming south in the afternoon.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 28. South wind 10 to 16 mph becoming west after midnight. Winds could gust as high as 28 mph.

    Low: 28 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 40. Breezy.

    High: 40 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 20.

    High: 20 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of flurries after 5am. Mostly cloudy, with a low around 30. Blustery, with a northwest wind 9 to 14 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 29 mph.
Wednesday
A chance of flurries before 7am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 27 by 5pm. Blustery, with a north wind 15 to 22 mph, with gusts as high as 33 mph.
Wednesday Night
Mostly clear, with a low around 15. Northwest wind 7 to 13 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 33. Northwest wind 5 to 10 mph becoming south in the afternoon.
Thursday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 28. South wind 10 to 16 mph becoming west after midnight. Winds could gust as high as 28 mph.
Friday
Partly sunny, with a high near 40. Breezy.
Friday Night
Mostly cloudy, with a low around 15.
Saturday
Partly sunny and cold, with a high near 20.
Saturday Night
Partly cloudy, with a low around 8.
Sunday
Mostly sunny, with a high near 27.
Sunday Night
Partly cloudy, with a low around 14.
M.L.King Day
Mostly sunny, with a high near 27.
Monday Night
Mostly clear, with a low around 9.
Tuesday
Mostly sunny, with a high near 26.
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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:
9:26 pm CST Jan 13, 2026
Forecast Valid:
10pm CST Jan 13, 2026-6pm CST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation