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.

Mostly Cloudy

84°F

29°C

Humidity 67%
Wind Speed Vrbl 3 mph
Barometer 29.92 in (1012.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 26 Jul 2:54 pm EDT
Extended Forecast for

Lafayette IN

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 85. Southwest wind around 5 mph.

    High: 85 °F

    Partly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 2am. Areas of fog after 1am. Otherwise, partly cloudy, with a low around 71. Light south southwest wind.

    Low: 71 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms and
    Areas Fog

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly before 2pm. Partly sunny, with a high near 89. Heat index values as high as 102. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph. New rainfall amounts between a quarter and half of an inch possible.

    High: 89 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 71. West southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 82. North wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 82 °F

    Chance
    T-storms then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. North wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 21 mph.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. North wind 3 to 8 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 60. North wind around 6 mph becoming calm in the evening.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 85. Southwest wind around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 2am. Areas of fog after 1am. Otherwise, partly cloudy, with a low around 71. Light south southwest wind.
Monday
A 50 percent chance of showers and thunderstorms, mainly before 2pm. Partly sunny, with a high near 89. Heat index values as high as 102. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and thunderstorms likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 71. West southwest wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 30 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 82. North wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 60. North wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 21 mph.
Wednesday
Sunny, with a high near 82. North wind 3 to 8 mph.
Wednesday Night
Clear, with a low around 60. North wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 83. Calm wind.
Thursday Night
Partly cloudy, with a low around 64. Calm wind.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 83.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.44°N 86.85°W (Elev. 633 ft)
Last Update:
2:45 pm EDT Jul 26, 2026
Forecast Valid:
3pm EDT Jul 26, 2026-6pm EDT Aug 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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