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

Clyde A. Thomas Regional Airport (KSYM)

Lat: 38.22°NLon: 83.59°WElev: 1047ft.

Light Rain

37°F

3°C

Humidity 100%
Wind Speed S 6 mph
Barometer 30.12 in
Dewpoint 37°F (3°C)
Visibility 3.00 mi
Wind Chill32°F (0°C)
Last update 21 Jan 6:35 pm EST
Extended Forecast for

3 Miles WSW Denniston KY

Winter Storm Watch January 24, 07:00am until January 26, 07:00am
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Rain, mainly before 8pm. Low around 30. Southwest wind 8 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a steady temperature around 35. West wind around 6 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 29. North northwest wind 3 to 6 mph.

    High: 29 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 9. North wind around 7 mph.

    Low: 9 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after 1pm. Cloudy and cold, with a high near 16. Chance of precipitation is 70%.

    High: 16 °F

    Chance Snow
    then Snow
    Likely

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 12. Chance of precipitation is 90%.

    Low: 12 °F

    Heavy Snow

  • Sunday

    Sunday: Snow likely, mainly before 1pm. The snow could be heavy at times. Cloudy, with a high near 23. Chance of precipitation is 70%.

    High: 23 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly before 1am. Mostly cloudy, with a low around 5.

    Low: 5 °F

    Chance Snow

Detailed Forecast

Tonight
Rain, mainly before 8pm. Low around 30. Southwest wind 8 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a steady temperature around 35. West wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 20. Calm wind.
Friday
Mostly cloudy, with a high near 29. North northwest wind 3 to 6 mph.
Friday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 9. North wind around 7 mph.
Saturday
Snow likely, mainly after 1pm. Cloudy and cold, with a high near 16. Chance of precipitation is 70%.
Saturday Night
Snow. The snow could be heavy at times. Low around 12. Chance of precipitation is 90%.
Sunday
Snow likely, mainly before 1pm. The snow could be heavy at times. Cloudy, with a high near 23. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of snow, mainly before 1am. Mostly cloudy, with a low around 5.
Monday
Partly sunny and cold, with a high near 17.
Monday Night
Partly cloudy, with a low around 0.
Tuesday
Sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 11.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Denniston KY
 37.91°N 83.57°W (Elev. 1184 ft)
Last Update:
6:21 pm EST Jan 21, 2026
Forecast Valid:
6pm EST Jan 21, 2026-6pm EST Jan 28, 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