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

45°F

7°C

Humidity 83%
Wind Speed W 5 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 10 Nov 5:54 am EST
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Today

    Today: Sunny, with a high near 66. West southwest wind around 6 mph becoming north northwest in the afternoon.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 39. Light and variable wind.

    Low: 39 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 63. Calm wind becoming south southwest 5 to 8 mph in the morning. Chance of precipitation is 40%.

    High: 63 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 40. North wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 40 °F

    Chance
    Showers

  • Thursday

    Thursday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 48. North northwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 31. North northwest wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Slight Chance
    Rain

  • Friday

    Friday: A 20 percent chance of snow before 1pm. Partly sunny, with a high near 43. Northwest wind 6 to 9 mph.

    High: 43 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28. Northwest wind around 6 mph becoming calm after midnight.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 46. Calm wind becoming northwest around 5 mph.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 66. West southwest wind around 6 mph becoming north northwest in the afternoon.
Tonight
Increasing clouds, with a low around 39. Light and variable wind.
Veterans Day
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 63. Calm wind becoming south southwest 5 to 8 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 40. North wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 48. North northwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 31. North northwest wind 6 to 13 mph, with gusts as high as 20 mph.
Friday
A 20 percent chance of snow before 1pm. Partly sunny, with a high near 43. Northwest wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 28. Northwest wind around 6 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 46. Calm wind becoming northwest around 5 mph.
Saturday Night
Mostly clear, with a low around 28. Calm wind.
Sunday
Sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.42°N 86.91°W (Elev. 604 ft)
Last Update:
6:15 am EST Nov 10, 2026
Forecast Valid:
6am EST Nov 10, 2026-6pm EST Nov 16, 2026
 
Forecast Discussion
 
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