National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

Dayton, Cox Dayton International Airport (KDAY)

Lat: 39.91°NLon: 84.22°WElev: 1007ft.

Overcast and Breezy

38°F

3°C

Humidity 70%
Wind Speed SW 21 G 32 mph
Barometer 29.99 in (1016.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 21 Jan 12:56 pm EST
Extended Forecast for

Cox Dayton International Airport OH

  • This Afternoon

    This Afternoon: A slight chance of snow before 2pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 37. Breezy, with a southwest wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 22. Southwest wind 13 to 15 mph, with gusts as high as 30 mph.

    Low: 22 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 29. West wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10. West wind 7 to 11 mph.

    Low: 10 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 14. Northwest wind around 14 mph.

    High: 14 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 0.

    Low: 0 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after 1pm. Mostly cloudy, with a high near 11. Chance of precipitation is 40%.

    High: 11 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow. Low around 9. Chance of precipitation is 80%.

    Low: 9 °F

    Snow

  • Sunday

    Sunday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 16. Chance of precipitation is 60%.

    High: 16 °F

    Snow Likely

Detailed Forecast

This Afternoon
A slight chance of snow before 2pm, then a slight chance of rain and snow. Mostly cloudy, with a high near 37. Breezy, with a southwest wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 22. Southwest wind 13 to 15 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 29. West wind 11 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Mostly cloudy, with a low around 10. West wind 7 to 11 mph.
Friday
Partly sunny, with a high near 14. Northwest wind around 14 mph.
Friday Night
Mostly cloudy, with a low around 0.
Saturday
A chance of snow after 1pm. Mostly cloudy, with a high near 11. Chance of precipitation is 40%.
Saturday Night
Snow. Low around 9. Chance of precipitation is 80%.
Sunday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 16. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 3.
Monday
Partly sunny, with a high near 12.
Monday Night
Partly cloudy, with a low around -1.
Tuesday
Mostly sunny, with a high near 17.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cox Dayton International Airport OH
 39.9°N 84.22°W (Elev. 994 ft)
Last Update:
12:49 pm EST Jan 21, 2026
Forecast Valid:
1pm EST Jan 21, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation