National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Overcast

37°F

3°C

Humidity 76%
Wind Speed E 7 mph
Barometer 30.20 in (1022.8 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 3 Mar 1:54 am EST
Extended Forecast for

West Lafayette IN

  • Overnight

    Overnight: Cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 10am. Patchy fog between 8am and 5pm. Otherwise, cloudy, with a high near 46. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Patchy fog. Otherwise, cloudy, with a low around 40. Calm wind becoming east northeast around 5 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: Rain likely, with thunderstorms also possible after 1pm. Patchy fog before 3pm. Otherwise, cloudy, with a high near 52. East northeast wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 52 °F

    Rain Likely
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Patchy fog. Low around 49. South southeast wind 3 to 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 49 °F

    Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain and possibly a thunderstorm. Patchy fog before 1pm. High near 63. South southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 49. West southwest wind 3 to 6 mph.

    Low: 49 °F

    Chance Rain

  • Friday

    Friday: Rain likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 72. South wind 5 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.

    High: 72 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 59 °F

    Chance Rain
    then Rain
    Likely

Detailed Forecast

Overnight
Cloudy, with a low around 34. Calm wind.
Tuesday
Rain likely, mainly after 10am. Patchy fog between 8am and 5pm. Otherwise, cloudy, with a high near 46. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A 50 percent chance of rain. Patchy fog. Otherwise, cloudy, with a low around 40. Calm wind becoming east northeast around 5 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, with thunderstorms also possible after 1pm. Patchy fog before 3pm. Otherwise, cloudy, with a high near 52. East northeast wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain and possibly a thunderstorm. Patchy fog. Low around 49. South southeast wind 3 to 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Rain and possibly a thunderstorm. Patchy fog before 1pm. High near 63. South southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 49. West southwest wind 3 to 6 mph.
Friday
Rain likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 72. South wind 5 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Friday Night
A chance of rain, then rain likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. South southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Saturday
Rain likely and possibly a thunderstorm before 1pm, then a chance of rain and thunderstorms after 1pm. Mostly cloudy, with a high near 67. South southwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
Sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 47.
Monday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
West Lafayette IN
 40.44°N 86.91°W (Elev. 699 ft)
Last Update:
2:24 am EST Mar 3, 2026
Forecast Valid:
2am EST Mar 3, 2026-6pm EDT Mar 9, 2026
 
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