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.

Overcast

77°F

25°C

Humidity 94%
Wind Speed NA
Barometer 30.04 in (1016.6 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 26 Jul 3:54 am EDT
Extended Forecast for

Lafayette IN

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly between 4am and 5am. Mostly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Calm wind becoming south southwest 5 to 8 mph in the morning.

    High: 88 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 74. South southwest wind around 6 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Partly sunny, with a high near 88. Heat index values as high as 100. West southwest wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 92. Light north northwest wind.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 2am. Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly between 4am and 5am. Mostly cloudy, with a low around 73. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Calm wind becoming south southwest 5 to 8 mph in the morning.
Saturday Night
A 50 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 74. South southwest wind around 6 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Partly sunny, with a high near 88. Heat index values as high as 100. West southwest wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 20%.
Monday
A slight chance of thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75. Calm wind.
Tuesday
Sunny and hot, with a high near 92. Light north northwest wind.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 2am. Mostly clear, with a low around 72. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Thursday Night
A 10 percent chance of showers. Partly cloudy, with a low around 59.
Friday
Sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.44°N 86.85°W (Elev. 633 ft)
Last Update:
3:45 am EDT Jul 26, 2025
Forecast Valid:
3am EDT Jul 26, 2025-6pm EDT Aug 1, 2025
 
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