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.

Patches Fog

72°F

22°C

Humidity 97%
Wind Speed Calm
Barometer 30.07 in (1017.6 mb)
Dewpoint 71°F (22°C)
Visibility 9.00 mi
Last update 30 Jul 7:54 am EDT
Extended Forecast for

West Lafayette IN

  • Today

    Today: Isolated showers and thunderstorms after 2pm. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 89. Calm wind. Chance of precipitation is 20%.

    High: 89 °F

    Patchy Fog
    then Isolated
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 66. North northeast wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. High near 73. Northeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 59. North northeast wind 6 to 9 mph.

    Low: 59 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 76. Northeast wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. Northeast wind 3 to 6 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Northeast wind 3 to 7 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. East northeast wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79. Calm wind becoming east around 5 mph in the afternoon.

    High: 79 °F

    Sunny

Detailed Forecast

Today
Isolated showers and thunderstorms after 2pm. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 89. Calm wind. Chance of precipitation is 20%.
Tonight
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 66. North northeast wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. High near 73. Northeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 59. North northeast wind 6 to 9 mph.
Friday
Sunny, with a high near 76. Northeast wind 6 to 10 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 56. Northeast wind 3 to 6 mph.
Saturday
Sunny, with a high near 76. Northeast wind 3 to 7 mph.
Saturday Night
Mostly clear, with a low around 56. East northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 79. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 60. Calm wind.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
West Lafayette IN
 40.44°N 86.91°W (Elev. 699 ft)
Last Update:
7:45 am EDT Jul 30, 2025
Forecast Valid:
7am EDT Jul 30, 2025-6pm EDT Aug 5, 2025
 
Forecast Discussion
 
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Additional Resources

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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