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

39°F

4°C

Humidity 76%
Wind Speed Calm
Barometer 30.34 in (1027.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 4 Nov 8:54 am EST
Extended Forecast for

Lafayette IN

  • Today

    Today: Partly sunny, with a high near 64. Light south southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 64 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 50. South wind 10 to 15 mph, with gusts as high as 29 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. Southwest wind 14 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32. North wind 5 to 7 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 59. Calm wind becoming south southeast 5 to 9 mph in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 46. South wind 8 to 14 mph, with gusts as high as 24 mph.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 64. South southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    High: 64 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38. West northwest wind 5 to 8 mph.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 56. West southwest wind 5 to 7 mph.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 64. Light south southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Tonight
Mostly clear, with a low around 50. South wind 10 to 15 mph, with gusts as high as 29 mph.
Wednesday
Sunny, with a high near 66. Southwest wind 14 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 32. North wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 59. Calm wind becoming south southeast 5 to 9 mph in the afternoon.
Thursday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 46. South wind 8 to 14 mph, with gusts as high as 24 mph.
Friday
Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 64. South southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Friday Night
Partly cloudy, with a low around 38. West northwest wind 5 to 8 mph.
Saturday
Mostly sunny, with a high near 56. West southwest wind 5 to 7 mph.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 37. Southwest wind 6 to 9 mph becoming northwest after midnight.
Sunday
A 20 percent chance of showers. Mostly cloudy, with a high near 44.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.4°N 86.86°W (Elev. 656 ft)
Last Update:
9:15 am EST Nov 4, 2025
Forecast Valid:
9am EST Nov 4, 2025-6pm EST Nov 10, 2025
 
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Additional Resources

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Chance of Precipitation