Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Hazardous Weather Conditions

Current conditions at

Chillicothe Ross County Airport (KRZT)

Lat: 39.44°NLon: 83.02°WElev: 725ft.

18°F

-8°C

Humidity 53%
Wind Speed S 5 mph
Barometer 30.34 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 21 Jan 1:55 am EST
Extended Forecast for

Chillicothe OH

  • Overnight

    Overnight: Partly cloudy, with a low around 15. South wind around 7 mph.

    Low: 15 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain and snow likely before 3pm, then a chance of rain.  Mostly cloudy, with a high near 40. Southwest wind 7 to 15 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 28. Southwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 28 °F

    Decreasing
    Clouds

  • Thursday

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

    High: 36 °F

    Mostly Sunny

  • Thursday Night

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

    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 3.

    Low: 3 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 1pm.  Mostly cloudy, with a high near 15. Chance of precipitation is 40%.

    High: 15 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow.  Low around 10. Chance of precipitation is 80%.

    Low: 10 °F

    Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 15. South wind around 7 mph.
Wednesday
Rain and snow likely before 3pm, then a chance of rain. Mostly cloudy, with a high near 40. Southwest wind 7 to 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 28. Southwest wind around 10 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 36. West wind around 9 mph.
Thursday Night
Mostly cloudy, with a low around 16. Light west wind.
Friday
Mostly cloudy, with a high near 24.
Friday Night
Mostly cloudy, with a low around 3.
Saturday
A chance of snow after 1pm. Mostly cloudy, with a high near 15. Chance of precipitation is 40%.
Saturday Night
Snow. Low around 10. Chance of precipitation is 80%.
Sunday
A chance of snow. Mostly cloudy, with a high near 22. Chance of precipitation is 50%.
Sunday Night
Mostly cloudy, with a low around 6.
Monday
Mostly sunny, with a high near 20.
Monday Night
Mostly clear, with a low around 4.
Tuesday
Mostly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
Chillicothe OH
 39.34°N 82.99°W (Elev. 656 ft)
12:28 am EST Jan 21, 2026
2am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

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