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

42°F

6°C

Humidity 79%
Wind Speed W 3 mph
Barometer 29.87 in (1011.2 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 1 Jun 1:54 am EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Overnight

    Overnight: Partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51. North wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 83. Calm wind becoming south southwest 5 to 8 mph in the morning.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. South wind around 8 mph.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 88. South southwest wind 9 to 15 mph, with gusts as high as 26 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 70. South wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 70 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 85. Southwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.

    High: 85 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 63. South southwest wind 6 to 10 mph. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 44. Calm wind.
Sunday
Mostly sunny, with a high near 76. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 51. North wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 83. Calm wind becoming south southwest 5 to 8 mph in the morning.
Monday Night
Partly cloudy, with a low around 60. South wind around 8 mph.
Tuesday
Sunny, with a high near 88. South southwest wind 9 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 70. South wind 11 to 14 mph, with gusts as high as 24 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 85. Southwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 63. South southwest wind 6 to 10 mph. Chance of precipitation is 60%.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 76. South southwest wind 6 to 9 mph. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.42°N 86.94°W (Elev. 630 ft)
Last Update:
11:45 pm EDT May 31, 2025
Forecast Valid:
2am EDT Jun 1, 2025-6pm EDT Jun 7, 2025
 
Forecast Discussion
 
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Additional Resources

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