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

70°F

21°C

Humidity 76%
Wind Speed SW 8 mph
Barometer 29.85 in (1010.1 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 15 Apr 5:54 am EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Today

    Today: Showers and thunderstorms likely before 3pm, then showers and possibly a thunderstorm between 3pm and 5pm, then showers and thunderstorms likely after 5pm. High near 79. Southwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Scattered
    T-storms then
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Low around 63. South wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    T-storms
    Likely then
    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 8am, then scattered showers and thunderstorms after 8am. Cloudy, then gradually becoming mostly sunny, with a high near 77. Southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely then
    Scattered
    T-storms

  • Thursday Night

    Thursday Night: Isolated thunderstorms before 8pm. Mostly clear, with a low around 55. West wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 10%.

    Low: 55 °F

    Isolated
    T-storms then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 80. Light south southeast wind becoming south 5 to 10 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 59. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Scattered
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 2pm, then scattered showers and thunderstorms after 2pm. Mostly cloudy, with a high near 70. South southwest wind 13 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms. Partly cloudy, with a low around 38. West wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Showers

  • Sunday

    Sunday: A 10 percent chance of showers before 8am. Sunny, with a high near 54. West northwest wind 9 to 16 mph, with gusts as high as 28 mph.

    High: 54 °F

    Slight Chance
    Showers then
    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely before 3pm, then showers and possibly a thunderstorm between 3pm and 5pm, then showers and thunderstorms likely after 5pm. High near 79. Southwest wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Low around 63. South wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers likely and possibly a thunderstorm before 8am, then scattered showers and thunderstorms after 8am. Cloudy, then gradually becoming mostly sunny, with a high near 77. Southwest wind 9 to 14 mph, with gusts as high as 24 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
Isolated thunderstorms before 8pm. Mostly clear, with a low around 55. West wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 10%.
Friday
Mostly sunny, with a high near 80. Light south southeast wind becoming south 5 to 10 mph in the morning.
Friday Night
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 59. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely and possibly a thunderstorm before 2pm, then scattered showers and thunderstorms after 2pm. Mostly cloudy, with a high near 70. South southwest wind 13 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Saturday Night
Scattered showers and thunderstorms. Partly cloudy, with a low around 38. West wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Sunday
A 10 percent chance of showers before 8am. Sunny, with a high near 54. West northwest wind 9 to 16 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 35. West northwest wind 5 to 9 mph.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette, Purdue University Airport IN
 40.42°N 86.94°W (Elev. 630 ft)
Last Update:
6:15 am EDT Apr 15, 2026
Forecast Valid:
6am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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