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

73°F

23°C

Humidity 81%
Wind Speed Calm
Barometer 30.08 in (1018.1 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 7 Jul 8:54 am EDT
Extended Forecast for

Lafayette IN

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 84 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 63. Light north wind.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 87. Southwest wind 3 to 7 mph.

    High: 87 °F

    Sunny then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 84 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 66. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 84 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming north northeast around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 63. Light north wind.
Wednesday
Mostly sunny, with a high near 86. Calm wind.
Wednesday Night
Partly cloudy, with a low around 67. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 87. Southwest wind 3 to 7 mph.
Thursday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 66. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Saturday
A slight chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 66. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.42°N 86.88°W (Elev. 630 ft)
Last Update:
9:16 am EDT Jul 7, 2026
Forecast Valid:
9am EDT Jul 7, 2026-6pm EDT Jul 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation