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

52°F

11°C

Humidity 69%
Wind Speed W 6 mph
Barometer 29.88 in (1011.8 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 20 Mar 8:54 am EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Today

    Today: Partly sunny, with a high near 78. West wind 8 to 15 mph, with gusts as high as 24 mph.

    High: 78 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. North wind 5 to 10 mph becoming light north northeast after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69. Calm wind becoming south southeast 5 to 8 mph in the afternoon.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. South southwest wind 6 to 9 mph.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Isolated showers after 2pm. Mostly sunny, with a high near 80. South southwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 80 °F

    Sunny then
    Isolated
    Showers

  • Sunday Night

    Sunday Night: Isolated showers before 2am. Mostly cloudy, with a low around 35. North wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Isolated
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 49. North wind around 11 mph, with gusts as high as 20 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 32. North northeast wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 57. Light and variable wind becoming south southwest 5 to 8 mph in the morning.

    High: 57 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 78. West wind 8 to 15 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, with a low around 40. North wind 5 to 10 mph becoming light north northeast after midnight.
Saturday
Mostly sunny, with a high near 69. Calm wind becoming south southeast 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 53. South southwest wind 6 to 9 mph.
Sunday
Isolated showers after 2pm. Mostly sunny, with a high near 80. South southwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Sunday Night
Isolated showers before 2am. Mostly cloudy, with a low around 35. North wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 49. North wind around 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 32. North northeast wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 57. Light and variable wind becoming south southwest 5 to 8 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 37. Light and variable wind becoming northeast around 5 mph after midnight.
Wednesday
Mostly cloudy, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.42°N 86.94°W (Elev. 630 ft)
Last Update:
9:31 am EDT Mar 20, 2026
Forecast Valid:
9am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation