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.

Mostly Cloudy

20°F

-7°C

Humidity 45%
Wind Speed S 8 mph
Barometer 30.28 in (1027.2 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 21 Jan 12:56 am EST
Extended Forecast for

Troy OH

  • Overnight

    Overnight: Mostly cloudy, with a low around 16. South wind 8 to 11 mph.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow, mainly before noon.  Cloudy, with a high near 39. South wind 14 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 39 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 31. West wind 10 to 13 mph.

    High: 31 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 9. West wind 5 to 8 mph.

    Low: 9 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 15.

    High: 15 °F

    Mostly Cloudy

  • 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 12. Chance of precipitation is 30%.

    High: 12 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly after 1am.  Mostly cloudy, with a low around 7. Chance of precipitation is 60%.

    Low: 7 °F

    Snow Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 16. South wind 8 to 11 mph.
Wednesday
A chance of snow, mainly before noon. Cloudy, with a high near 39. South wind 14 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday Night
Mostly cloudy, with a low around 24. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Thursday
Partly sunny, with a high near 31. West wind 10 to 13 mph.
Thursday Night
Mostly cloudy, with a low around 9. West wind 5 to 8 mph.
Friday
Mostly cloudy, with a high near 15.
Friday Night
Mostly cloudy, with a low around 0.
Saturday
A chance of snow after 1pm. Mostly cloudy, with a high near 12. Chance of precipitation is 30%.
Saturday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 7. Chance of precipitation is 60%.
Sunday
A chance of snow. Mostly cloudy, with a high near 18. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 5.
Monday
Mostly sunny, with a high near 18.
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:
Troy OH
 40.03°N 84.2°W (Elev. 869 ft)
12:28 am EST Jan 21, 2026
1am EST Jan 21, 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