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.

Thunderstorm in Vicinity Rain Fog/Mist

71°F

22°C

Humidity 94%
Wind Speed NW 3 mph
Barometer 30.05 in (1016.9 mb)
Dewpoint 69°F (21°C)
Visibility 4.00 mi
Last update 17 Aug 5:54 am EDT
Extended Forecast for

West Lafayette IN

  • Today

    Today: Showers and thunderstorms likely, mainly before 9am. Partly sunny, with a high near 87. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    T-storms
    Likely then
    Isolated
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Light north northeast wind.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 88. Light east southeast wind.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 2am. Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 69. Light north northwest wind.

    Low: 69 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 81. North wind 3 to 7 mph.

    High: 81 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 65. North wind 3 to 7 mph.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Northeast wind 3 to 6 mph.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 9am. Partly sunny, with a high near 87. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 69. Light north northeast wind.
Monday
Sunny, with a high near 88. Light east southeast wind.
Monday Night
A 30 percent chance of showers and thunderstorms after 2am. Mostly clear, with a low around 71. Calm wind.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 69. Light north northwest wind.
Wednesday
A 10 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 81. North wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 65. North wind 3 to 7 mph.
Thursday
Mostly sunny, with a high near 81. Northeast wind 3 to 6 mph.
Thursday Night
Clear, with a low around 63. North northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 85.
Friday Night
Clear, with a low around 64.
Saturday
Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Lafayette IN
 40.44°N 86.91°W (Elev. 699 ft)
Last Update:
6:15 am EDT Aug 17, 2025
Forecast Valid:
6am EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation