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

64°F

18°C

Humidity 41%
Wind Speed SE 10 G 16 mph
Barometer 30.32 in (1026.8 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 11 Apr 3:54 pm EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 64. East southeast wind around 6 mph.

    High: 64 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. East southeast wind 6 to 8 mph.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80. South southwest wind 10 to 18 mph, with gusts as high as 32 mph.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Showers likely, with thunderstorms also possible after 5am. Mostly cloudy, with a low around 63. South southwest wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Scattered
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 78. Southwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 66. South southwest wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 82. Southwest wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 82 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then a chance of rain and thunderstorms between 8pm and 2am, then rain likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 66. South southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    Low: 66 °F

    Chance
    T-storms then
    Rain Likely

  • Wednesday

    Wednesday: Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. South southwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    High: 77 °F

    Rain Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 64. East southeast wind around 6 mph.
Tonight
Mostly cloudy, with a low around 53. East southeast wind 6 to 8 mph.
Sunday
Partly sunny, with a high near 80. South southwest wind 10 to 18 mph, with gusts as high as 32 mph.
Sunday Night
Showers likely, with thunderstorms also possible after 5am. Mostly cloudy, with a low around 63. South southwest wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 78. Southwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 66. South southwest wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 82. Southwest wind 11 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then a chance of rain and thunderstorms between 8pm and 2am, then rain likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 66. South southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Wednesday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. South southwest wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Wednesday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. South southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Thursday
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 77.
Thursday Night
A 20 percent chance of rain and thunderstorms. Mostly clear, with a low around 57.
Friday
A 30 percent chance of rain. Mostly sunny, with a high near 80.
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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:
3:45 pm EDT Apr 11, 2026
Forecast Valid:
3pm EDT Apr 11, 2026-6pm EDT Apr 17, 2026
 
Forecast Discussion
 
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