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.

A Few Clouds

81°F

27°C

Humidity 53%
Wind Speed N 6 mph
Barometer 30.00 in (1015.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 27 Aug 2:54 pm EDT
Extended Forecast for

West Lafayette IN

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 80. North wind around 5 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly clear, with a low around 58. Light north wind.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Areas of fog before 8am. Otherwise, sunny, with a high near 81. Calm wind.

    High: 81 °F

    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82. Light and variable wind.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 66. Light south southeast wind.

    Low: 66 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 86. South southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. South wind 6 to 8 mph.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 88. Southwest wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 80. North wind around 5 mph.
Tonight
Patchy fog after 2am. Otherwise, mostly clear, with a low around 58. Light north wind.
Friday
Areas of fog before 8am. Otherwise, sunny, with a high near 81. Calm wind.
Friday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 58. Calm wind.
Saturday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 66. Light south southeast wind.
Sunday
Mostly sunny, with a high near 86. South southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 71. South wind 6 to 8 mph.
Monday
Mostly sunny, with a high near 88. Southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 73. South southwest wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
Sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Lafayette IN
 40.44°N 86.91°W (Elev. 699 ft)
Last Update:
2:45 pm EDT Aug 27, 2026
Forecast Valid:
3pm EDT Aug 27, 2026-6pm EDT Sep 2, 2026
 
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Additional Resources

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