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

34°F

1°C

Humidity 61%
Wind Speed NE 5 mph
Barometer 30.14 in (1020.7 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 14 Mar 5:54 am EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Today

    Today: Mostly cloudy, with a high near 47. Calm wind becoming east southeast 5 to 9 mph in the morning.

    High: 47 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 46. East southeast wind around 11 mph, with gusts as high as 22 mph.

    Low: 46 °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 14 to 19 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 48 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 25. Breezy, with a south wind 15 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 25 °F

    Showers and
    Breezy then
    Rain/Snow

  • Monday

    Monday: Snow showers likely, mainly before 8am. Cloudy, with a high near 27. Breezy, with a west wind 21 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 12. Blustery, with a west northwest wind 14 to 20 mph, with gusts as high as 30 mph.

    Low: 12 °F

    Cloudy and
    Blustery then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27. West northwest wind around 11 mph, with gusts as high as 21 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. Light and variable wind becoming south 5 to 8 mph in the evening.

    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 13 to 15 mph, with gusts as high as 26 mph.

    High: 48 °F

    Chance Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 47. Calm wind becoming east southeast 5 to 9 mph in the morning.
Tonight
Mostly cloudy, with a steady temperature around 46. 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 14 to 19 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 48 mph.
Sunday Night
Rain showers before 5am, then rain and snow showers likely. Some thunder is also possible. Low around 25. Breezy, with a south wind 15 to 25 mph, with gusts as high as 41 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 21 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 12. Blustery, with a west northwest wind 14 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 27. West northwest wind around 11 mph, with gusts as high as 21 mph.
Tuesday Night
A 30 percent chance of snow after 2am. Mostly cloudy, with a low around 20. Light and variable wind becoming south 5 to 8 mph in the evening.
Wednesday
A 30 percent chance of snow, mainly before 8am. Mostly cloudy, with a high near 48. South southwest wind 13 to 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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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.42°N 86.94°W (Elev. 630 ft)
Last Update:
6:26 am EDT Mar 14, 2026
Forecast Valid:
6am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
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