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.

21°F

-6°C

Humidity 49%
Wind Speed S 9 mph
Barometer 30.22 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 21 Jan 7:35 am EST
Extended Forecast for

4 Miles SE Bourneville OH

  • Today

    Today: A chance of snow before noon, then rain and snow likely.  Cloudy, with a high near 39. Southwest wind 9 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 28. West wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 28 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 35. West wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 17. West wind 3 to 6 mph.

    Low: 17 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 22. Northwest wind 7 to 10 mph.

    High: 22 °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 14. Chance of precipitation is 40%.

    High: 14 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

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

    Low: 10 °F

    Snow

  • Sunday

    Sunday: A chance of snow.  Mostly cloudy, with a high near 20. Chance of precipitation is 50%.

    High: 20 °F

    Chance Snow

Detailed Forecast

Today
A chance of snow before noon, then rain and snow likely. Cloudy, with a high near 39. Southwest wind 9 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 28. West wind 11 to 14 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 35. West wind 8 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 17. West wind 3 to 6 mph.
Friday
Mostly cloudy, with a high near 22. Northwest wind 7 to 10 mph.
Friday Night
Mostly cloudy, with a low around 3.
Saturday
A chance of snow after 1pm. Mostly cloudy, with a high near 14. 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 20. 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 24.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Bourneville OH
 39.23°N 83.08°W (Elev. 1099 ft)
5:38 am EST Jan 21, 2026
8am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
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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