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

57°F

14°C

Humidity 83%
Wind Speed Calm
Barometer 30.20 in (1022.1 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 4 Jun 2:54 am EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Overnight

    Overnight: Mostly clear, with a low around 58. Light south southeast wind.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. South southwest wind 5 to 10 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. South southwest wind 6 to 9 mph.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. South southwest wind 9 to 17 mph, with gusts as high as 29 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 67. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 86. West southwest wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 2am, then a slight chance of showers. Low around 66. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 66 °F

    Showers

  • Sunday

    Sunday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Calm wind becoming east southeast around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 86 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 67. Light east southeast wind. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 58. Light south southeast wind.
Thursday
Sunny, with a high near 85. South southwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 64. South southwest wind 6 to 9 mph.
Friday
Mostly sunny, with a high near 84. South southwest wind 9 to 17 mph, with gusts as high as 29 mph.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 67. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 86. West southwest wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before 2am, then a slight chance of showers. Low around 66. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.
Sunday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Calm wind becoming east southeast around 6 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 67. Light east southeast wind. Chance of precipitation is 30%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 86. Light southeast wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 40%.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
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Forecast Area
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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:
2:45 am EDT Jun 4, 2026
Forecast Valid:
3am EDT Jun 4, 2026-6pm EDT Jun 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation