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.

Fog/Mist

74°F

23°C

Humidity 97%
Wind Speed Calm
Barometer 29.92 in (1012.4 mb)
Dewpoint 73°F (23°C)
Visibility 3.00 mi
Last update 5 Sep 5:54 am EDT
Extended Forecast for

West Lafayette IN

Heat Advisory September 5, 07:28am until September 5, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 5, 07:28am until September 5, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 89 °F

    Isolated
    Showers then
    Isolated
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 64. East northeast wind 6 to 9 mph.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80. East northeast wind 6 to 8 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. East northeast wind 3 to 6 mph.

    Low: 58 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 82. East wind 3 to 7 mph.

    High: 82 °F

    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 5 to 7 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71. Light south wind becoming south southwest 5 to 10 mph in the evening. Winds could gust as high as 21 mph.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Today
Isolated showers before 9am, then isolated showers and thunderstorms after 3pm. Sunny, with a high near 89. Calm wind becoming north 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 64. East northeast wind 6 to 9 mph.
Sunday
Sunny, with a high near 80. East northeast wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 58. East northeast wind 3 to 6 mph.
Labor Day
Sunny, with a high near 82. East wind 3 to 7 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 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 71. Light south wind becoming south southwest 5 to 10 mph in the evening. Winds could gust as high as 21 mph.
Wednesday
Mostly sunny and hot, with a high near 91. South southwest wind 11 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
A slight chance of showers and thunderstorms, then a chance of showers after 2am. Partly cloudy, with a low around 67. West northwest wind 3 to 7 mph. Chance of precipitation is 30%.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Lafayette IN
 40.46°N 86.91°W (Elev. 699 ft)
Last Update:
7:15 am EDT Sep 5, 2026
Forecast Valid:
7am EDT Sep 5, 2026-6pm EDT Sep 11, 2026
 
Forecast Discussion
 
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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