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.

Overcast

29°F

-2°C

Humidity 75%
Wind Speed N 13 mph
Barometer 30.24 in (1024.6 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 7 Dec 8:54 pm EST
Extended Forecast for

4 Miles N Williamsport IN

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 12. Northeast wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 12 °F

    Decreasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 25. East northeast wind 5 to 8 mph becoming calm in the afternoon.

    High: 25 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 19 by 9pm, then rising to around 27 during the remainder of the night. Light south southwest wind increasing to 8 to 13 mph in the evening. Winds could gust as high as 21 mph.

    Low: 19 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 39. Southwest wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 39 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 35. South southwest wind 11 to 18 mph, with gusts as high as 30 mph.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of rain and snow showers before 1pm. Mostly cloudy, with a high near 37. West southwest wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 37 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow showers after 1am. Mostly cloudy, with a low around 21. West northwest wind 6 to 10 mph.

    Low: 21 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Thursday

    Thursday: A 40 percent chance of snow showers. Mostly cloudy, with a high near 28. West wind 5 to 7 mph.

    High: 28 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers before 1am. Mostly cloudy, with a low around 13. West northwest wind 6 to 8 mph.

    Low: 13 °F

    Slight Chance
    Snow Showers

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 12. Northeast wind 8 to 11 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 25. East northeast wind 5 to 8 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy, with a temperature falling to near 19 by 9pm, then rising to around 27 during the remainder of the night. Light south southwest wind increasing to 8 to 13 mph in the evening. Winds could gust as high as 21 mph.
Tuesday
Partly sunny, with a high near 39. Southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 35. South southwest wind 11 to 18 mph, with gusts as high as 30 mph.
Wednesday
A chance of rain and snow showers before 1pm. Mostly cloudy, with a high near 37. West southwest wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Wednesday Night
A 20 percent chance of snow showers after 1am. Mostly cloudy, with a low around 21. West northwest wind 6 to 10 mph.
Thursday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 28. West wind 5 to 7 mph.
Thursday Night
A 20 percent chance of snow showers before 1am. Mostly cloudy, with a low around 13. West northwest wind 6 to 8 mph.
Friday
Partly sunny, with a high near 20. West northwest wind 9 to 13 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 4.
Saturday
Partly sunny and cold, with a high near 12.
Saturday Night
Mostly cloudy, with a low around 2.
Sunday
Mostly sunny, with a high near 15.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Williamsport IN
 40.35°N 87.29°W (Elev. 656 ft)
Last Update:
8:45 pm EST Dec 7, 2025
Forecast Valid:
9pm EST Dec 7, 2025-6pm EST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation