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

76°F

24°C

Humidity 30%
Wind Speed S 5 mph
Barometer 29.76 in (1007.5 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 21 Mar 6:54 pm EDT
Extended Forecast for

2 Miles SW Lafayette, Purdue University Airport IN

  • Tonight

    Tonight: Mostly clear, with a low around 59. South southwest wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 75. Southwest wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 75 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. North wind 14 to 17 mph, with gusts as high as 28 mph.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49. North wind around 10 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. North northeast wind 5 to 7 mph becoming calm after midnight.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58. Calm wind becoming south 5 to 8 mph in the morning.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41. Calm wind becoming south around 5 mph after midnight.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 63. South wind 6 to 9 mph.

    High: 63 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 50. South wind around 7 mph.

    Low: 50 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 59. South southwest wind 7 to 9 mph, with gusts as high as 21 mph.
Sunday
Partly sunny, with a high near 75. Southwest wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 32. North wind 14 to 17 mph, with gusts as high as 28 mph.
Monday
Mostly sunny, with a high near 49. North wind around 10 mph.
Monday Night
Partly cloudy, with a low around 31. North northeast wind 5 to 7 mph becoming calm after midnight.
Tuesday
Partly sunny, with a high near 58. Calm wind becoming south 5 to 8 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 41. Calm wind becoming south around 5 mph after midnight.
Wednesday
Mostly cloudy, with a high near 63. South wind 6 to 9 mph.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 50. South wind around 7 mph.
Thursday
A 30 percent chance of rain, mainly after 2pm. Mostly sunny, with a high near 71. South southwest wind 9 to 14 mph, with gusts as high as 24 mph.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 37.
Friday
A 20 percent chance of rain. Partly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lafayette, Purdue University Airport IN
 40.42°N 86.94°W (Elev. 630 ft)
Last Update:
6:46 pm EDT Mar 21, 2026
Forecast Valid:
7pm EDT Mar 21, 2026-6pm EDT Mar 28, 2026
 
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