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

42°F

6°C

Humidity 49%
Wind Speed NW 9 mph
Barometer 30.03 in (1017.2 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 13 Mar 10:54 pm EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Tonight

    Tonight: Partly cloudy, with a low around 30. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of flurries between 9am and noon. Mostly sunny through mid morning, then becoming cloudy, with a high near 50. Calm wind becoming east southeast 5 to 8 mph in the afternoon.

    High: 50 °F

    Chance
    Flurries

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43. Southeast wind around 10 mph, with gusts as high as 22 mph.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of rain after 2pm. Mostly cloudy, with a high near 71. Breezy, with a south wind 14 to 24 mph, with gusts as high as 49 mph.

    High: 71 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain before 5am, then snow, possibly mixed with rain. Low around 26. Breezy, with a south wind 16 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 26 °F

    Rain and
    Breezy then
    Rain/Snow

  • Monday

    Monday: Snow, possibly mixed with rain, becoming all snow after 8am. High near 29. Breezy, with a west wind 18 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 29 °F

    Rain/Snow
    then Snow
    Likely and
    Breezy

  • Monday Night

    Monday Night: A 30 percent chance of snow before 8pm. Mostly cloudy, with a low around 13. Blustery, with a west northwest wind 16 to 20 mph, with gusts as high as 30 mph.

    Low: 13 °F

    Chance Snow
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 28. West northwest wind around 13 mph, with gusts as high as 22 mph.

    High: 28 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after 2am. Mostly cloudy, with a low around 20. West wind 5 to 7 mph becoming south after midnight.

    Low: 20 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 30. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday
A chance of flurries between 9am and noon. Mostly sunny through mid morning, then becoming cloudy, with a high near 50. Calm wind becoming east southeast 5 to 8 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 43. Southeast wind around 10 mph, with gusts as high as 22 mph.
Sunday
A 40 percent chance of rain after 2pm. Mostly cloudy, with a high near 71. Breezy, with a south wind 14 to 24 mph, with gusts as high as 49 mph.
Sunday Night
Rain before 5am, then snow, possibly mixed with rain. Low around 26. Breezy, with a south wind 16 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Snow, possibly mixed with rain, becoming all snow after 8am. High near 29. Breezy, with a west wind 18 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 30 percent chance of snow before 8pm. Mostly cloudy, with a low around 13. Blustery, with a west northwest wind 16 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 28. West northwest wind around 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 wind 5 to 7 mph becoming south after midnight.
Wednesday
A 30 percent chance of snow, mainly before 8am. Mostly cloudy, with a high near 46. South southwest wind 11 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 56.
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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:
11:15 pm EDT Mar 13, 2026
Forecast Valid:
11pm EDT Mar 13, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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