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.

A Few Clouds

34°F

1°C

Humidity 61%
Wind Speed NE 3 mph
Barometer 30.17 in (1021.9 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 14 Mar 6:54 am EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Today

    Today: Mostly cloudy, with a high near 48. Light and variable wind becoming east southeast 5 to 9 mph in the morning.

    High: 48 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. East southeast wind around 11 mph, with gusts as high as 22 mph.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 2pm. Mostly cloudy, with a high near 69. Breezy, with a south wind 15 to 20 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 47 mph.

    High: 69 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Rain showers before 5am, then rain and snow showers likely. Some thunder is also possible. Low around 26. Breezy, with a south wind 18 to 25 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 26 °F

    Breezy.
    Showers then
    Rain/Snow

  • Monday

    Monday: Snow showers likely, mainly before 8am. Cloudy, with a high near 27. Breezy, with a west wind 22 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.

    High: 27 °F

    Snow Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 13. Blustery, with a west northwest wind 15 to 21 mph, with gusts as high as 31 mph.

    Low: 13 °F

    Cloudy and
    Blustery then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27. West northwest wind 11 to 13 mph, with gusts as high as 22 mph.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after 2am. Mostly cloudy, with a low around 20. West southwest wind 5 to 9 mph becoming south after midnight.

    Low: 20 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before 8am. Mostly cloudy, with a high near 48. South southwest wind around 15 mph, with gusts as high as 26 mph.

    High: 48 °F

    Chance Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 48. Light and variable wind becoming east southeast 5 to 9 mph in the morning.
Tonight
Mostly cloudy, with a low around 43. East southeast wind around 11 mph, with gusts as high as 22 mph.
Sunday
A 40 percent chance of showers after 2pm. Mostly cloudy, with a high near 69. Breezy, with a south wind 15 to 20 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 47 mph.
Sunday Night
Rain showers before 5am, then rain and snow showers likely. Some thunder is also possible. Low around 26. Breezy, with a south wind 18 to 25 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Snow showers likely, mainly before 8am. Cloudy, with a high near 27. Breezy, with a west wind 22 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 13. Blustery, with a west northwest wind 15 to 21 mph, with gusts as high as 31 mph.
Tuesday
Mostly sunny, with a high near 27. West northwest wind 11 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
A 30 percent chance of snow after 2am. Mostly cloudy, with a low around 20. West southwest wind 5 to 9 mph becoming south after midnight.
Wednesday
A 30 percent chance of snow, mainly before 8am. Mostly cloudy, with a high near 48. South southwest wind around 15 mph, with gusts as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 33. South southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 60.
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Forecast Area
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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:
7:15 am EDT Mar 14, 2026
Forecast Valid:
7am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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