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

53°F

12°C

Humidity 74%
Wind Speed W 8 G 16 mph
Barometer 29.87 in (1011.4 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 5 Nov 5:54 pm EST
Extended Forecast for

Williamsport IN

  • Tonight

    Tonight: A 50 percent chance of rain, mainly before 3am. Cloudy, with a low around 41. Calm wind becoming north northwest 5 to 8 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance Rain

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 51. North northwest wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 51 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32. Northwest wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 53. Calm wind becoming northwest around 5 mph in the morning.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60. Calm wind becoming west southwest 5 to 7 mph in the morning.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 33. Light and variable wind.

    Low: 33 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 39. South southwest wind 3 to 6 mph.

    Low: 39 °F

    Clear

Detailed Forecast

Tonight
A 50 percent chance of rain, mainly before 3am. Cloudy, with a low around 41. Calm wind becoming north northwest 5 to 8 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 51. North northwest wind 8 to 11 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 32. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 53. Calm wind becoming northwest around 5 mph in the morning.
Saturday Night
Mostly clear, with a low around 30. Calm wind.
Sunday
Sunny, with a high near 60. Calm wind becoming west southwest 5 to 7 mph in the morning.
Sunday Night
Clear, with a low around 33. Light and variable wind.
Monday
Sunny, with a high near 66. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Monday Night
Clear, with a low around 39. South southwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 64. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 35.
Veterans Day
Mostly sunny, with a high near 62.
Wednesday Night
A 20 percent chance of rain. Mostly clear, with a low around 36.
Thursday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williamsport IN
 40.28°N 87.3°W (Elev. 630 ft)
Last Update:
6:26 pm EST Nov 5, 2026
Forecast Valid:
6pm EST Nov 5, 2026-6pm EST Nov 12, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation