National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Fair

87°F

31°C

Humidity 63%
Wind Speed SW 8 mph
Barometer 30.09 in (1018.5 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 16 Aug 11:54 am EDT
Extended Forecast for

West Lafayette IN

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 102. South wind around 6 mph. Chance of precipitation is 30%.

    High: 92 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly between 10pm and 4am. Partly cloudy, with a low around 72. Light west southwest wind. Chance of precipitation is 30%.

    Low: 72 °F

    Scattered
    T-storms

  • Sunday

    Sunday: Isolated showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 101. Light north northwest wind. Chance of precipitation is 20%.

    High: 90 °F

    Isolated
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 92. Light south wind.

    High: 92 °F

    Hot

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 72. Light south wind.

    Low: 72 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 92. Southwest wind 3 to 6 mph.

    High: 92 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 67. Northwest wind around 6 mph becoming calm after midnight.

    Low: 67 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. North wind 5 to 7 mph.

    High: 81 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 102. South wind around 6 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms, mainly between 10pm and 4am. Partly cloudy, with a low around 72. Light west southwest wind. Chance of precipitation is 30%.
Sunday
Isolated showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 101. Light north northwest wind. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 71. Calm wind.
Monday
Mostly sunny and hot, with a high near 92. Light south wind.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 72. Light south wind.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 92. Southwest wind 3 to 6 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 67. Northwest wind around 6 mph becoming calm after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. North wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 63. North northeast wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 61.
Friday
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
 40.44°N 86.94°W (Elev. 676 ft)
Last Update:
12:15 pm EDT Aug 16, 2025
Forecast Valid:
12pm EDT Aug 16, 2025-6pm EDT Aug 22, 2025
 
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