National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Fair

26°F

-3°C

Humidity 69%
Wind Speed SW 6 mph
Barometer 29.88 in (1012.9 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 5 Dec 8:54 pm EST
Extended Forecast for

Williamsport IN

  • Tonight

    Tonight: Patchy freezing rain after 5am. Mostly cloudy, with a temperature rising to around 28 by 5am. South southwest wind 8 to 10 mph. Chance of precipitation is 30%.

    Low: 24 °F⇑

    Mostly Cloudy
    then Patchy
    Freezing Rain

  • Saturday

    Saturday: Patchy flurries and freezing rain before 10am, then a slight chance of flurries between 10am and noon. Mostly cloudy, with a high near 32. West wind around 7 mph. Chance of precipitation is 30%.

    High: 32 °F

    Patchy Wintry
    Mix then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of snow after 1am. Cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely, mainly before 1pm. Cloudy, with a high near 32. Light and variable wind becoming north 5 to 10 mph in the morning. Chance of precipitation is 70%.

    High: 32 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 9. North wind 5 to 8 mph.

    Low: 9 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 21. Light and variable wind.

    High: 21 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 10. Light southeast wind becoming south southwest 5 to 10 mph after midnight.

    Low: 10 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 35. South southwest wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 35 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before 1am, then a chance of rain. Mostly cloudy, with a low around 29. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 29 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Patchy freezing rain after 5am. Mostly cloudy, with a temperature rising to around 28 by 5am. South southwest wind 8 to 10 mph. Chance of precipitation is 30%.
Saturday
Patchy flurries and freezing rain before 10am, then a slight chance of flurries between 10am and noon. Mostly cloudy, with a high near 32. West wind around 7 mph. Chance of precipitation is 30%.
Saturday Night
A 40 percent chance of snow after 1am. Cloudy, with a low around 24. Calm wind.
Sunday
Snow likely, mainly before 1pm. Cloudy, with a high near 32. Light and variable wind becoming north 5 to 10 mph in the morning. Chance of precipitation is 70%.
Sunday Night
Mostly cloudy, with a low around 9. North wind 5 to 8 mph.
Monday
Mostly sunny, with a high near 21. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 10. Light southeast wind becoming south southwest 5 to 10 mph after midnight.
Tuesday
Partly sunny, with a high near 35. South southwest wind 11 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A slight chance of rain and snow before 1am, then a chance of rain. Mostly cloudy, with a low around 29. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 37. West wind 13 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 19.
Thursday
Mostly cloudy, with a high near 29.
Thursday Night
Mostly cloudy, with a low around 13.
Friday
Mostly cloudy, with a high near 21.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williamsport IN
 40.28°N 87.3°W (Elev. 630 ft)
Last Update:
8:45 pm EST Dec 5, 2025
Forecast Valid:
9pm EST Dec 5, 2025-6pm EST Dec 12, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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