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

60°F

16°C

Humidity 84%
Wind Speed NE 3 mph
Barometer 30.11 in (1019.2 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 2 Sep 2:54 am EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Light and variable wind.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. Light south southwest wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 83 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms. Low around 52. Northwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 52 °F

    Showers

  • Thursday

    Thursday: Showers likely before 8am. Mostly sunny, with a high near 67. Northwest wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Showers
    Likely then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Calm wind becoming south around 5 mph after midnight.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 71. West wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. West northwest wind around 6 mph becoming calm in the evening.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 56. Calm wind.
Tuesday
Sunny, with a high near 82. Calm wind.
Tuesday Night
Mostly clear, with a low around 56. Light and variable wind.
Wednesday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 83. Light south southwest wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
Showers and thunderstorms. Low around 52. Northwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Showers likely before 8am. Mostly sunny, with a high near 67. Northwest wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly clear, with a low around 51. Calm wind becoming south around 5 mph after midnight.
Friday
Mostly sunny, with a high near 71. West wind 10 to 13 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 46. West northwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 69. Calm wind becoming west northwest 5 to 8 mph in the morning.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 46.
Monday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.42°N 86.91°W (Elev. 604 ft)
Last Update:
3:46 am EDT Sep 2, 2025
Forecast Valid:
3am EDT Sep 2, 2025-6pm EDT Sep 8, 2025
 
Forecast Discussion
 
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Additional Resources

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