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

76°F

24°C

Humidity 91%
Wind Speed S 3 mph
Barometer 29.96 in (1013.8 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 16 Jul 1:54 am EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Overnight

    Overnight: Scattered showers and thunderstorms, mainly after 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%.

    Low: 71 °F

    Scattered
    T-storms and
    Patchy Fog

  • Wednesday

    Wednesday: Scattered showers and thunderstorms, mainly before 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 88. South southwest wind 3 to 7 mph. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    T-storms and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms, mainly after 8pm. Partly cloudy, with a low around 72. Southwest wind around 6 mph. Chance of precipitation is 40%.

    Low: 72 °F

    Scattered
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 83. West southwest wind 7 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 62. North wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. Light northeast wind.

    High: 80 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 8am. Partly sunny, with a high near 84. Southwest wind 3 to 7 mph. Chance of precipitation is 60%.

    High: 84 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 69. Southwest wind around 6 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Scattered showers and thunderstorms, mainly after 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%.
Wednesday
Scattered showers and thunderstorms, mainly before 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 88. South southwest wind 3 to 7 mph. Chance of precipitation is 40%.
Wednesday Night
Scattered showers and thunderstorms, mainly after 8pm. Partly cloudy, with a low around 72. Southwest wind around 6 mph. Chance of precipitation is 40%.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 83. West southwest wind 7 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 62. North wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. Light northeast wind.
Friday Night
A 30 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 66. Calm wind.
Saturday
Showers and thunderstorms likely, mainly after 8am. Partly sunny, with a high near 84. Southwest wind 3 to 7 mph. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 69. Southwest wind around 6 mph. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 84. West northwest wind 3 to 6 mph. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.42°N 86.91°W (Elev. 604 ft)
Last Update:
1:45 am EDT Jul 16, 2025
Forecast Valid:
2am EDT Jul 16, 2025-6pm EDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation