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 97%
Wind Speed Calm
Barometer 29.99 in (1014.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 14 Aug 4:54 am EDT
Extended Forecast for

2 Miles WNW Lafayette, Purdue University Airport IN

  • Today

    Today: Sunny, with a high near 85. Light north wind.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. Calm wind.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 91. Light south southwest wind.

    High: 91 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 93. Light west wind.

    High: 93 °F

    Hot

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Light and variable wind.

    Low: 71 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 85. Light north wind.
Tonight
Mostly clear, with a low around 65. Calm wind.
Friday
Sunny, with a high near 88. Calm wind.
Friday Night
Mostly clear, with a low around 69. Calm wind.
Saturday
Sunny and hot, with a high near 91. Light south southwest wind.
Saturday Night
Mostly clear, with a low around 71. Calm wind.
Sunday
Sunny and hot, with a high near 93. Light west wind.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Light and variable wind.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind becoming south southwest around 5 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 71. South wind 3 to 5 mph. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Lafayette, Purdue University Airport IN
 40.45°N 86.97°W (Elev. 719 ft)
Last Update:
5:45 am EDT Aug 14, 2025
Forecast Valid:
5am EDT Aug 14, 2025-6pm EDT Aug 20, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation