Heavy Rain in the Southeast; Wintry Mix from the Plains through the Ohio Valley

A storm system will bring a number impacts to the central and eastern US. Heavy rain and thunderstorms are expected in the Gulf Coast and Deep South. Further north, a wintry mix may produce a glaze of ice from the Ozarks/Mid-South east through the Ohio Valley. Accumulating snow is expected from the central Plains east into the Upper Ohio Valley/Lower Great Lakes. Read More >

Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

A Few Clouds

27°F

-3°C

Humidity 81%
Wind Speed E 9 mph
Barometer 30.29 in (1026.5 mb)
Dewpoint 22°F (-6°C)
Visibility 8.00 mi
Wind Chill18°F (-8°C)
Last update 1 Dec 12:54 pm EST
Extended Forecast for

Lafayette IN

Winter Weather Advisory December 1, 05:00pm until December 2, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  • This Afternoon

    This Afternoon: A 30 percent chance of snow, mainly after 5pm.  Cloudy, with a high near 30. East southeast wind 3 to 6 mph.

    High: 30 °F

    Chance Snow

  • Tonight

    Tonight: Snow, mainly before 4am.  Low around 20. Calm wind.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 25. West northwest wind around 6 mph.

    High: 25 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 15. South southwest wind 3 to 6 mph.

    Low: 15 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 32. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 32 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before 1am.  Mostly cloudy, with a low around 10. West southwest wind around 7 mph becoming northwest after midnight.

    Low: 10 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 17. Northwest wind 3 to 7 mph.

    High: 17 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 2. Calm wind.

    Low: 2 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow.  Partly sunny, with a high near 28. South southwest wind 3 to 6 mph.

    High: 28 °F

    Slight Chance
    Snow

Detailed Forecast

This Afternoon
A 30 percent chance of snow, mainly after 5pm. Cloudy, with a high near 30. East southeast wind 3 to 6 mph.
Tonight
Snow, mainly before 4am. Low around 20. Calm wind. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Tuesday
Mostly cloudy, with a high near 25. West northwest wind around 6 mph.
Tuesday Night
Mostly cloudy, with a low around 15. South southwest wind 3 to 6 mph.
Wednesday
Mostly cloudy, with a high near 32. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of snow before 1am. Mostly cloudy, with a low around 10. West southwest wind around 7 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 17. Northwest wind 3 to 7 mph.
Thursday Night
Mostly cloudy, with a low around 2. Calm wind.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 28. South southwest wind 3 to 6 mph.
Friday Night
A 20 percent chance of snow before 1am. Mostly cloudy, with a low around 20. South southwest wind around 5 mph.
Saturday
Mostly cloudy, with a high near 31.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Mostly cloudy, with a high near 31.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.4°N 86.86°W (Elev. 656 ft)
12:45 pm EST Dec 1, 2025
1pm EST Dec 1, 2025-6pm EST Dec 7, 2025
 
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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