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

56°F

13°C

Humidity 77%
Wind Speed W 13 mph
Barometer 29.78 in (1008.4 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 4 Nov 8:54 pm EST
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Southwest wind around 8 mph.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 59. West southwest wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 59 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain between 8pm and 4am. Cloudy, with a low around 42. West southwest wind 5 to 8 mph becoming north northwest after midnight. Chance of precipitation is 40%.

    Low: 42 °F

    Chance Rain

  • Friday

    Friday: Mostly cloudy, with a high near 52. North northwest wind 9 to 11 mph.

    High: 52 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34. Northwest wind 5 to 10 mph.

    Low: 34 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 53. Northwest wind 5 to 7 mph.

    High: 53 °F

    Mostly 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 58. Calm wind becoming west 5 to 8 mph in the morning.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. Light west wind.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. Southwest wind around 8 mph.
Thursday
Mostly cloudy, with a high near 59. West southwest wind 8 to 14 mph, with gusts as high as 23 mph.
Thursday Night
A chance of rain between 8pm and 4am. Cloudy, with a low around 42. West southwest wind 5 to 8 mph becoming north northwest after midnight. Chance of precipitation is 40%.
Friday
Mostly cloudy, with a high near 52. North northwest wind 9 to 11 mph.
Friday Night
Partly cloudy, with a low around 34. Northwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 53. Northwest wind 5 to 7 mph.
Saturday Night
Mostly clear, with a low around 30. Calm wind.
Sunday
Sunny, with a high near 58. Calm wind becoming west 5 to 8 mph in the morning.
Sunday Night
Mostly clear, with a low around 33. Light west wind.
Monday
Sunny, with a high near 62. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Monday Night
Clear, with a low around 37.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Mostly clear, with a low around 36.
Veterans Day
Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.42°N 86.94°W (Elev. 630 ft)
Last Update:
9:15 pm EST Nov 4, 2026
Forecast Valid:
9pm EST Nov 4, 2026-6pm EST Nov 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation