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 >

Hazardous Weather Conditions

Current conditions at

Louisville Muhammad Ali International Airport (KSDF)

Lat: 38.17°NLon: 85.74°WElev: 500ft.

Partly Cloudy

13°F

-11°C

Humidity 54%
Wind Speed W 5 mph
Barometer 30.45 in (1031.9 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 20 Jan 3:56 am EST
Extended Forecast for

Louisville KY

  • Today

    Today: Sunny, with a high near 29. Wind chill values as low as 4. Southwest wind 3 to 7 mph.

    High: 29 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 24. South wind 5 to 9 mph.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of snow before noon, then a chance of rain and snow between noon and 1pm, then a chance of rain after 1pm.  Mostly cloudy, with a high near 42. Southwest wind 11 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 40%.

    High: 42 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29. Southwest wind 6 to 9 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 39. West wind around 6 mph.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 26.

    High: 26 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly after 1am.  Mostly cloudy, with a low around 9.

    Low: 9 °F

    Chance Snow

  • Saturday

    Saturday: A 50 percent chance of snow.  Mostly cloudy and cold, with a high near 19.

    High: 19 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 29. Wind chill values as low as 4. Southwest wind 3 to 7 mph.
Tonight
Mostly clear, with a low around 24. South wind 5 to 9 mph.
Wednesday
A chance of snow before noon, then a chance of rain and snow between noon and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 42. Southwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 29. Southwest wind 6 to 9 mph.
Thursday
Mostly sunny, with a high near 39. West wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly cloudy, with a high near 26.
Friday Night
A 30 percent chance of snow, mainly after 1am. Mostly cloudy, with a low around 9.
Saturday
A 50 percent chance of snow. Mostly cloudy and cold, with a high near 19.
Saturday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 60%.
Sunday
A 20 percent chance of snow. Partly sunny and cold, with a high near 23.
Sunday Night
Partly cloudy, with a low around 10.
Monday
Sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
Louisville KY
 38.22°N 85.75°W (Elev. 492 ft)
4:16 am EST Jan 20, 2026
4am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database