Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Clyde A. Thomas Regional Airport (KSYM)

Lat: 38.22°NLon: 83.59°WElev: 1047ft.

Overcast

27°F

-3°C

Humidity 50%
Wind Speed SW 13 mph
Barometer 30.00 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 19 Jan 3:15 am EST
Extended Forecast for

3 Miles WSW Denniston KY

Cold Weather Advisory January 19, 10:00pm until January 20, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  • Overnight

    Overnight: Clear early, then becoming mostly cloudy, with a steady temperature around 23. Light west southwest wind increasing to 5 to 9 mph. Winds could gust as high as 17 mph.

    Low: 23 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a steady temperature around 23. Breezy, with a west wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 23 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 8. Wind chill values as low as -1. West wind 6 to 8 mph.

    Low: 8 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 27. Wind chill values as low as -2. West southwest wind 3 to 7 mph.

    High: 27 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17. Calm wind becoming south around 6 mph after midnight.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of rain and snow between 1pm and 4pm, then a slight chance of rain after 4pm.  Increasing clouds, with a high near 43. Chance of precipitation is 20%.

    High: 43 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly after 1am.  Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 1pm.  Mostly sunny, with a high near 39.

    High: 39 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear early, then becoming mostly cloudy, with a steady temperature around 23. Light west southwest wind increasing to 5 to 9 mph. Winds could gust as high as 17 mph.
M.L.King Day
Sunny, with a steady temperature around 23. Breezy, with a west wind 11 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 8. Wind chill values as low as -1. West wind 6 to 8 mph.
Tuesday
Sunny, with a high near 27. Wind chill values as low as -2. West southwest wind 3 to 7 mph.
Tuesday Night
Mostly clear, with a low around 17. Calm wind becoming south around 6 mph after midnight.
Wednesday
A slight chance of rain and snow between 1pm and 4pm, then a slight chance of rain after 4pm. Increasing clouds, with a high near 43. Chance of precipitation is 20%.
Wednesday Night
A 30 percent chance of rain, mainly after 1am. Mostly cloudy, with a low around 32.
Thursday
A 20 percent chance of rain before 1pm. Mostly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 21.
Friday
A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 33.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 9.
Saturday
A 40 percent chance of snow. Mostly cloudy and cold, with a high near 20.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 9.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 24.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Denniston KY
 37.91°N 83.57°W (Elev. 1184 ft)
3:35 am EST Jan 19, 2026
3am EST Jan 19, 2026-6pm EST Jan 25, 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