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 / Wright-Patterson Air Force Base (KFFO)

Lat: 39.83°NLon: 84.05°WElev: 823ft.

Mostly Cloudy

18°F

-8°C

Humidity 46%
Wind Speed S 6 mph
Barometer 30.34 in (1029.1 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 20 Jan 9:55 pm EST
Extended Forecast for

Dayton OH

  • Tonight

    Tonight: Mostly cloudy, with a low around 18. South wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow, mainly before noon. Mostly cloudy, with a high near 40. Southwest wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 40 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Scattered flurries before 9pm. Mostly cloudy, with a low around 26. Southwest wind around 11 mph, with gusts as high as 26 mph.

    Low: 26 °F

    Scattered
    Flurries

  • Thursday

    Thursday: Mostly sunny, with a high near 33. West wind around 10 mph, with gusts as high as 22 mph.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 13. Northwest wind 5 to 7 mph.

    Low: 13 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 17.

    High: 17 °F

    Partly Sunny

  • 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 30%.

    High: 14 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow likely. Cloudy, with a low around 10. Chance of precipitation is 60%.

    Low: 10 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 18. South wind 7 to 10 mph, with gusts as high as 21 mph.
Wednesday
A chance of snow, mainly before noon. Mostly cloudy, with a high near 40. Southwest wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday Night
Scattered flurries before 9pm. Mostly cloudy, with a low around 26. Southwest wind around 11 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 33. West wind around 10 mph, with gusts as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 13. Northwest wind 5 to 7 mph.
Friday
Partly sunny, with a high near 17.
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 30%.
Saturday Night
Snow likely. Cloudy, with a low around 10. Chance of precipitation is 60%.
Sunday
A chance of snow before 1pm. Mostly cloudy, with a high near 19. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 8.
Monday
Partly sunny, with a high near 21.
Monday Night
Partly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dayton OH
 39.77°N 84.2°W (Elev. 801 ft)
Last Update:
6:25 pm EST Jan 20, 2026
Forecast Valid:
10pm EST Jan 20, 2026-6pm EST Jan 27, 2026
 
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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