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

69°F

21°C

Humidity 41%
Wind Speed S 5 mph
Barometer 29.99 in (1015.7 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 6 Oct 6:54 pm EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Tonight

    Tonight: Clear, with a low around 54. Southwest wind around 6 mph.

    Low: 54 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. West southwest wind 6 to 9 mph.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. Northwest wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Calm wind becoming northwest 5 to 8 mph in the morning.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. North wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75. Calm wind becoming south southeast 5 to 7 mph in the afternoon.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. South southeast wind around 6 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. South wind 5 to 9 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 59. South southeast wind 5 to 7 mph.

    Low: 59 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 54. Southwest wind around 6 mph.
Wednesday
Sunny, with a high near 83. West southwest wind 6 to 9 mph.
Wednesday Night
Mostly clear, with a low around 51. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 75. Calm wind becoming northwest 5 to 8 mph in the morning.
Thursday Night
Mostly clear, with a low around 45. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 75. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 54. South southeast wind around 6 mph.
Saturday
Sunny, with a high near 84. South wind 5 to 9 mph.
Saturday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 59. South southeast wind 5 to 7 mph.
Sunday
A 40 percent chance of showers, mainly after 8am. Mostly sunny, with a high near 76. Southeast wind 5 to 8 mph.
Sunday Night
Partly cloudy, with a low around 56.
Columbus Day
Mostly sunny, with a high near 78.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 56.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.42°N 86.94°W (Elev. 630 ft)
Last Update:
7:45 pm EDT Oct 6, 2026
Forecast Valid:
7pm EDT Oct 6, 2026-6pm EDT Oct 13, 2026
 
Forecast Discussion
 
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Additional Resources

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