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

70°F

21°C

Humidity 87%
Wind Speed NE 6 mph
Barometer 30.00 in (1015.3 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 6 Sep 3:54 am EDT
Extended Forecast for

West Lafayette IN

  • Today

    Today: Sunny, with a high near 80. Northeast wind 5 to 9 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. East northeast wind 5 to 7 mph.

    Low: 58 °F

    Mostly Clear

  • Labor Day

    Labor Day: Mostly sunny, with a high near 81. East northeast wind 6 to 8 mph.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. East wind 3 to 5 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70. Light south wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 18 mph.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89. South southwest wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 66. West wind 5 to 7 mph becoming calm after midnight.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm. Partly sunny, with a high near 81. Calm wind becoming west northwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 80. Northeast wind 5 to 9 mph.
Tonight
Mostly clear, with a low around 58. East northeast wind 5 to 7 mph.
Labor Day
Mostly sunny, with a high near 81. East northeast wind 6 to 8 mph.
Monday Night
Mostly clear, with a low around 62. East wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 87. Calm wind becoming south southwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 70. Light south wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 18 mph.
Wednesday
Mostly sunny, with a high near 89. South southwest wind 11 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 66. West wind 5 to 7 mph becoming calm after midnight.
Thursday
A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm. Partly sunny, with a high near 81. Calm wind becoming west northwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 57. Light and variable wind.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Lafayette IN
 40.46°N 86.91°W (Elev. 699 ft)
Last Update:
4:15 am EDT Sep 6, 2026
Forecast Valid:
4am EDT Sep 6, 2026-6pm EDT Sep 12, 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