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 >

Current conditions at

Chillicothe Ross County Airport (KRZT)

Lat: 39.44°NLon: 83.02°WElev: 725ft.

12°F

-11°C

Humidity 57%
Wind Speed W 12 mph
Barometer 30.48 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 20 Jan 9:15 am EST
Extended Forecast for

5 Miles NNW Jasper OH

Cold Weather Advisory January 20, 09:42am until January 20, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory January 20, 09:42am until January 20, 10:00am

    NOW until 10:00am Tue

    Cold Weather Advisory

  • Today

    High: 23 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 15. South wind 3 to 6 mph.

    Low: 15 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A chance of rain after 1pm, mixing with snow after 4pm.  Mostly cloudy, with a high near 41. Southwest wind 7 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 41 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 10pm, then a slight chance of snow between 10pm and 1am.  Mostly cloudy, with a low around 29. Southwest wind 7 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 29 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 36. West wind 7 to 9 mph.

    High: 36 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 24.

    High: 24 °F

    Mostly Cloudy

  • Friday Night

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

    Low: 5 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 23. Wind chill values as low as -2. West wind 7 to 9 mph.
Tonight
Increasing clouds, with a low around 15. South wind 3 to 6 mph.
Wednesday
A chance of rain after 1pm, mixing with snow after 4pm. Mostly cloudy, with a high near 41. Southwest wind 7 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday Night
A chance of rain and snow before 10pm, then a slight chance of snow between 10pm and 1am. Mostly cloudy, with a low around 29. Southwest wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday
Mostly sunny, with a high near 36. West wind 7 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 16.
Friday
Mostly cloudy, with a high near 24.
Friday Night
Mostly cloudy, with a low around 5.
Saturday
A chance of snow. Mostly cloudy, with a high near 15. Chance of precipitation is 40%.
Saturday Night
Snow likely. Mostly cloudy, with a low around 9. Chance of precipitation is 60%.
Sunday
A chance of snow. Mostly cloudy, with a high near 18. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 6.
Monday
Mostly sunny, with a high near 22.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Jasper OH
 39.1°N 83.1°W (Elev. 942 ft)
4:40 am EST Jan 20, 2026
9am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

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