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

70°F

21°C

Humidity 57%
Wind Speed SW 10 G 23 mph
Barometer 30.01 in (1016.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 30 Mar 11:54 am EDT
Extended Forecast for

2 Miles WNW Lafayette, Purdue University Airport IN

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 76. South southwest wind around 18 mph, with gusts as high as 32 mph.

    High: 76 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. South southwest wind 14 to 17 mph, with gusts as high as 29 mph.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of rain and thunderstorms after 2pm. Partly sunny, with a high near 79. Breezy, with a south southwest wind 15 to 24 mph, with gusts as high as 40 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Breezy.
    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Low around 46. Southwest wind 11 to 15 mph becoming northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 46 °F

    Heavy Rain

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm. High near 57. Northeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 51. East wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Rain

  • Thursday

    Thursday: Rain and possibly a thunderstorm. High near 73. South southwest wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 73 °F

    Rain

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm before 2am, then rain likely. Low around 56. South southwest wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    Low: 56 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 71. Southwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 71 °F

    Rain Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 76. South southwest wind around 18 mph, with gusts as high as 32 mph.
Tonight
Mostly cloudy, with a low around 62. South southwest wind 14 to 17 mph, with gusts as high as 29 mph.
Tuesday
A 50 percent chance of rain and thunderstorms after 2pm. Partly sunny, with a high near 79. Breezy, with a south southwest wind 15 to 24 mph, with gusts as high as 40 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Low around 46. Southwest wind 11 to 15 mph becoming northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
Rain and possibly a thunderstorm. High near 57. Northeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain and possibly a thunderstorm. Low around 51. East wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain and possibly a thunderstorm. High near 73. South southwest wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Thursday Night
Rain and possibly a thunderstorm before 2am, then rain likely. Low around 56. South southwest wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Friday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 71. Southwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 57. Southeast wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Rain likely. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 41.
Sunday
A 20 percent chance of rain. Partly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Lafayette, Purdue University Airport IN
 40.45°N 86.97°W (Elev. 719 ft)
Last Update:
12:15 pm EDT Mar 30, 2026
Forecast Valid:
12pm EDT Mar 30, 2026-6pm EDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation