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

63°F

17°C

Humidity 65%
Wind Speed N 6 mph
Barometer 30.12 in (1019.8 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 22 Jul 10:54 pm EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Tonight

    Tonight: Clear, with a low around 50. North wind around 5 mph becoming calm after midnight.

    Low: 50 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 77. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. Light east northeast wind.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79. Calm wind.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67. Light southwest wind.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Clear, with a low around 50. North wind around 5 mph becoming calm after midnight.
Thursday
Sunny, with a high near 77. Calm wind becoming east northeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 57. Light east northeast wind.
Friday
Mostly sunny, with a high near 79. Calm wind.
Friday Night
Partly cloudy, with a low around 59. Calm wind.
Saturday
Mostly sunny, with a high near 81. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 67. Light southwest wind.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Calm wind becoming west 5 to 7 mph in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
A 20 percent chance of showers. Sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 84.
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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:
11:45 pm EDT Jul 22, 2026
Forecast Valid:
11pm EDT Jul 22, 2026-6pm EDT Jul 29, 2026
 
Forecast Discussion
 
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