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.

Overcast

55°F

13°C

Humidity 93%
Wind Speed Calm
Barometer 30.16 in (1021.1 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 30 Aug 7:54 am EDT
Extended Forecast for

2 Miles SW Lafayette, Purdue University Airport IN

  • Today

    Today: Isolated sprinkles before 9am. Mostly sunny, with a high near 77. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 77 °F

    Isolated
    Sprinkles

  • Tonight

    Tonight: Mostly clear, with a low around 51. Northeast wind 3 to 5 mph.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77. Calm wind becoming east northeast 5 to 8 mph in the morning.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51. East northeast wind around 6 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 79. Calm wind becoming east northeast around 6 mph in the morning.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. East northeast wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Light east northeast wind.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. Light south southeast wind.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Calm wind becoming west southwest 5 to 9 mph in the morning. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

Today
Isolated sprinkles before 9am. Mostly sunny, with a high near 77. Calm wind becoming northeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 51. Northeast wind 3 to 5 mph.
Sunday
Sunny, with a high near 77. Calm wind becoming east northeast 5 to 8 mph in the morning.
Sunday Night
Mostly clear, with a low around 51. East northeast wind around 6 mph becoming calm in the evening.
Labor Day
Sunny, with a high near 79. Calm wind becoming east northeast around 6 mph in the morning.
Monday Night
Mostly clear, with a low around 53. East northeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 80. Light east northeast wind.
Tuesday Night
Partly cloudy, with a low around 56. Light south southeast wind.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Calm wind becoming west southwest 5 to 9 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. Northwest wind 6 to 9 mph. Chance of precipitation is 50%.
Thursday
Partly sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lafayette, Purdue University Airport IN
 40.42°N 86.94°W (Elev. 630 ft)
Last Update:
7:45 am EDT Aug 30, 2025
Forecast Valid:
8am EDT Aug 30, 2025-6pm EDT Sep 5, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation