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.

Overcast

64°F

18°C

Humidity 78%
Wind Speed SW 5 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 9 Mar 7:54 pm EDT
Extended Forecast for

2 Miles SW Lafayette, Purdue University Airport IN

  • Tonight

    Tonight: Isolated showers between 1am and 2am, then isolated showers and thunderstorms after 2am. Mostly cloudy, with a low around 60. South southwest wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 60 °F

    Mostly Cloudy
    then Isolated
    T-storms

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 75. South southwest wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 75 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 55. South southwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Showers
    Likely then
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 2pm, then showers likely. High near 65. Southwest wind 13 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 65 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely before 8pm. Mostly cloudy, with a low around 30. Northwest wind 9 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Showers
    Likely then
    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 46. Northwest wind 5 to 8 mph.

    High: 46 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after 2am. Mostly cloudy, with a low around 39. South wind 6 to 11 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 31 mph.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: A 10 percent chance of rain before 8am. Mostly cloudy, with a high near 53. Breezy, with a south southwest wind 18 to 21 mph becoming west in the afternoon. Winds could gust as high as 34 mph.

    High: 53 °F

    Breezy.
    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. West northwest wind 3 to 7 mph.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Isolated showers between 1am and 2am, then isolated showers and thunderstorms after 2am. Mostly cloudy, with a low around 60. South southwest wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 75. South southwest wind 8 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 55. South southwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm before 2pm, then showers likely. High near 65. Southwest wind 13 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Showers likely before 8pm. Mostly cloudy, with a low around 30. Northwest wind 9 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 46. Northwest wind 5 to 8 mph.
Thursday Night
A 20 percent chance of rain after 2am. Mostly cloudy, with a low around 39. South wind 6 to 11 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 31 mph.
Friday
A 10 percent chance of rain before 8am. Mostly cloudy, with a high near 53. Breezy, with a south southwest wind 18 to 21 mph becoming west in the afternoon. Winds could gust as high as 34 mph.
Friday Night
Mostly cloudy, with a low around 33. West northwest wind 3 to 7 mph.
Saturday
Mostly cloudy, with a high near 54. East wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
A 30 percent chance of rain. Cloudy, with a low around 43.
Sunday
Rain likely. Cloudy, with a high near 59. Breezy. Chance of precipitation is 70%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Monday
A 10 percent chance of snow. Mostly cloudy, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lafayette, Purdue University Airport IN
 40.42°N 86.94°W (Elev. 630 ft)
Last Update:
8:15 pm EDT Mar 9, 2026
Forecast Valid:
8pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation