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 >

Current conditions at

Harlan (KI35)

Lat: 36.86°NLon: 83.36°WElev: 1551ft.

Partly Cloudy

50°F

10°C

Humidity 32%
Wind Speed S 5 mph
Barometer 30.19 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 21 Jan 1:55 pm EST
Extended Forecast for

2 Miles SSW Viper KY

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

    This Afternoon: A 30 percent chance of rain, mainly after 5pm.  Mostly cloudy, with a high near 50. Southwest wind around 9 mph, with gusts as high as 22 mph.

    High: 50 °F

    Chance Rain

  • Tonight

    Tonight: Rain likely, mainly before 11pm.  Cloudy, with a low around 34. Southwest wind 5 to 8 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Rain Likely
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 46. Light west wind.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 26. Light and variable wind.

    Low: 26 °F

    Increasing
    Clouds

  • Friday

    Friday: A 20 percent chance of snow.  Mostly cloudy, with a high near 36. North wind 3 to 7 mph.

    High: 36 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly after 1am.  Mostly cloudy, with a low around 12.

    Low: 12 °F

    Chance Snow

  • Saturday

    Saturday: Snow, mainly after 1pm. The snow could be heavy at times.  High near 21. Chance of precipitation is 80%.

    High: 21 °F

    Chance Snow
    then Heavy
    Snow

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times.  Low around 16. Chance of precipitation is 90%.

    Low: 16 °F

    Heavy Snow

  • Sunday

    Sunday: Snow likely, mainly before 1pm.  Cloudy, with a high near 30. Chance of precipitation is 70%.

    High: 30 °F

    Snow Likely

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 50. Southwest wind around 9 mph, with gusts as high as 22 mph.
Tonight
Rain likely, mainly before 11pm. Cloudy, with a low around 34. Southwest wind 5 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 46. Light west wind.
Thursday Night
Increasing clouds, with a low around 26. Light and variable wind.
Friday
A 20 percent chance of snow. Mostly cloudy, with a high near 36. North wind 3 to 7 mph.
Friday Night
A 30 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 12.
Saturday
Snow, mainly after 1pm. The snow could be heavy at times. High near 21. Chance of precipitation is 80%.
Saturday Night
Snow. The snow could be heavy at times. Low around 16. Chance of precipitation is 90%.
Sunday
Snow likely, mainly before 1pm. Cloudy, with a high near 30. Chance of precipitation is 70%.
Sunday Night
A 40 percent chance of snow, mainly before 1am. Mostly cloudy, with a low around 10.
Monday
Partly sunny, with a high near 25.
Monday Night
Partly cloudy, with a low around 6.
Tuesday
Sunny, with a high near 32.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Viper KY
 37.16°N 83.17°W (Elev. 1516 ft)
2:06 pm EST Jan 21, 2026
2pm 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