National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Light Rain

75°F

24°C

Humidity 84%
Wind Speed SE 3 mph
Barometer 30.12 in (1019.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 6 Aug 3:54 pm EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 80. South southwest wind around 6 mph.

    High: 80 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 67. Light south wind.

    Low: 67 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly before 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers
    Likely then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms, mainly between 2am and 5am. Increasing clouds, with a low around 69. Southwest wind 3 to 5 mph.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 11am, then a chance of showers between 11am and 2pm. Mostly sunny, with a high near 83. West northwest wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 2am. Mostly clear, with a low around 64. Light and variable wind.

    Low: 64 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 83. Light south wind becoming south southwest 5 to 10 mph in the morning. Chance of precipitation is 70%.

    High: 83 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 70. South wind around 7 mph. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely then
    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. South southwest wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 86 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 80. South southwest wind around 6 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 67. Light south wind.
Friday
Showers and thunderstorms likely, mainly before 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 20 percent chance of showers and thunderstorms, mainly between 2am and 5am. Increasing clouds, with a low around 69. Southwest wind 3 to 5 mph.
Saturday
A chance of showers and thunderstorms before 11am, then a chance of showers between 11am and 2pm. Mostly sunny, with a high near 83. West northwest wind 5 to 7 mph. Chance of precipitation is 30%.
Saturday Night
A 20 percent chance of showers after 2am. Mostly clear, with a low around 64. Light and variable wind.
Sunday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 83. Light south wind becoming south southwest 5 to 10 mph in the morning. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 70. South wind around 7 mph. Chance of precipitation is 60%.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. South southwest wind 7 to 11 mph, with gusts as high as 21 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South southwest wind around 11 mph, with gusts as high as 21 mph.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Tuesday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 68. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.44°N 86.94°W (Elev. 676 ft)
Last Update:
3:45 pm EDT Aug 6, 2026
Forecast Valid:
4pm EDT Aug 6, 2026-6pm EDT Aug 12, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation