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

30°F

-1°C

Humidity 56%
Wind Speed NE 5 mph
Barometer 30.44 in (1031.4 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 23 Mar 11:54 pm EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Overnight

    Overnight: Increasing clouds, with a low around 27. Light northeast wind.

    Low: 27 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. Light and variable wind becoming south southeast 5 to 7 mph in the morning.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. South southeast wind 3 to 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68. South southwest wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 68 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain and thunderstorms after 2am. Mostly cloudy, with a low around 55. South southwest wind around 9 mph.

    Low: 55 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of rain and thunderstorms before 8am, then a chance of rain and thunderstorms after 2pm. Mostly sunny, with a high near 81. Southwest wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 81 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of rain and thunderstorms before 8pm, then rain and possibly a thunderstorm between 8pm and 2am, then a chance of rain after 2am. Low around 35. West wind 15 to 17 mph becoming north in the evening. Winds could gust as high as 26 mph. Chance of precipitation is 80%.

    Low: 35 °F

    Rain

  • Friday

    Friday: A chance of rain and snow, mainly before 8am. Partly sunny, with a high near 44. North wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 44 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. North wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Overnight
Increasing clouds, with a low around 27. Light northeast wind.
Tuesday
Mostly sunny, with a high near 55. Light and variable wind becoming south southeast 5 to 7 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 40. South southeast wind 3 to 6 mph.
Wednesday
Partly sunny, with a high near 68. South southwest wind 6 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
A 20 percent chance of rain and thunderstorms after 2am. Mostly cloudy, with a low around 55. South southwest wind around 9 mph.
Thursday
A slight chance of rain and thunderstorms before 8am, then a chance of rain and thunderstorms after 2pm. Mostly sunny, with a high near 81. Southwest wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain and thunderstorms before 8pm, then rain and possibly a thunderstorm between 8pm and 2am, then a chance of rain after 2am. Low around 35. West wind 15 to 17 mph becoming north in the evening. Winds could gust as high as 26 mph. Chance of precipitation is 80%.
Friday
A chance of rain and snow, mainly before 8am. Partly sunny, with a high near 44. North wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 26. North wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 52. Light west northwest wind becoming west 5 to 9 mph in the morning.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 64.
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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:
12:31 am EDT Mar 24, 2026
Forecast Valid:
12am EDT Mar 24, 2026-6pm EDT Mar 30, 2026
 
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