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

62°F

17°C

Humidity 41%
Wind Speed SW 5 mph
Barometer 30.08 in (1018.8 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 9 Nov 4:54 pm EST
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Tonight

    Tonight: Clear, with a low around 42. Southwest wind around 6 mph.

    Low: 42 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. West southwest wind around 5 mph becoming light and variable in the afternoon.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: A 30 percent chance of rain after 1pm. Partly sunny, with a high near 62. Light and variable wind.

    High: 62 °F

    Partly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 41. North wind 5 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 49. North northwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain
    then Rain
    Likely

  • Thursday Night

    Thursday Night: A chance of rain before 4am, then a slight chance of rain and snow. Mostly cloudy, with a low around 32. North northwest wind 6 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of rain and snow before 1pm, then a slight chance of rain. Partly sunny, with a high near 43. North northwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Rain/Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30. North northwest wind around 6 mph becoming calm in the evening.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 42. Southwest wind around 6 mph.
Tuesday
Sunny, with a high near 64. West southwest wind around 5 mph becoming light and variable in the afternoon.
Tuesday Night
Partly cloudy, with a low around 40. Calm wind.
Veterans Day
A 30 percent chance of rain after 1pm. Partly sunny, with a high near 62. Light and variable wind.
Wednesday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 41. North wind 5 to 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 49. North northwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of rain before 4am, then a slight chance of rain and snow. Mostly cloudy, with a low around 32. North northwest wind 6 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday
A slight chance of rain and snow before 1pm, then a slight chance of rain. Partly sunny, with a high near 43. North northwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 30. North northwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 46. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 30.
Sunday
A 20 percent chance of rain. Sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 56.
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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:
5:15 pm EST Nov 9, 2026
Forecast Valid:
5pm EST Nov 9, 2026-6pm EST Nov 16, 2026
 
Forecast Discussion
 
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