Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Hazardous Weather Conditions

Current conditions at

Chillicothe, Chillicothe Agri-Science Center (KCDJ)

Lat: 39.82°NLon: 93.58°WElev: 768ft.

15°F

-9°C

Humidity 36%
Wind Speed W 3 mph
Barometer 30.39 in (1031.6 mb)
Dewpoint -7°F (-22°C)
Visibility NA
Last update 19 Jan 5:51 pm CST
Extended Forecast for

Mendon MO

  • Tonight

    Tonight: Increasing clouds, with a low around 11. Light and variable wind.

    Low: 11 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. Light south wind increasing to 5 to 10 mph in the morning.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. South southeast wind 9 to 14 mph becoming west northwest after midnight. Winds could gust as high as 23 mph.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 41. West southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17. West southwest wind 5 to 10 mph becoming northwest in the evening. Winds could gust as high as 20 mph.

    Low: 17 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy and cold, with a high near 13.

    High: 13 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -4.

    Low: -4 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 11. Light and variable wind.
Tuesday
Mostly sunny, with a high near 38. Light south wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 23. South southeast wind 9 to 14 mph becoming west northwest after midnight. Winds could gust as high as 23 mph.
Wednesday
Sunny, with a high near 41. West southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 17. West southwest wind 5 to 10 mph becoming northwest in the evening. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 5.
Friday
Mostly cloudy and cold, with a high near 13.
Friday Night
Mostly cloudy, with a low around -4.
Saturday
A chance of snow after noon. Partly sunny and cold, with a high near 12. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 0.
Sunday
Sunny, with a high near 22.
Sunday Night
Mostly clear, with a low around 7.
Monday
Sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
Mendon MO
 39.58°N 93.14°W (Elev. 679 ft)
4:41 pm CST Jan 19, 2026
6pm CST Jan 19, 2026-6pm CST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database