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

63°F

17°C

Humidity 54%
Wind Speed W 7 mph
Barometer 29.95 in (1013.7 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 22 Apr 2:54 am EDT
Extended Forecast for

Lafayette, Purdue University Airport IN

  • Overnight

    Overnight: Scattered showers and thunderstorms, mainly before 4am. Mostly cloudy, with a steady temperature around 62. Southwest wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Scattered
    T-storms

  • Wednesday

    Wednesday: Isolated showers and thunderstorms before 3pm, then isolated showers between 3pm and 4pm, then isolated showers and thunderstorms after 4pm. Partly sunny, with a high near 76. West southwest wind 8 to 10 mph. Chance of precipitation is 20%.

    High: 76 °F

    Partly Sunny
    then Isolated
    T-storms

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms before 8pm, then isolated showers between 8pm and 10pm. Partly cloudy, with a low around 57. South wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 57 °F

    Scattered
    Showers then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. South southwest wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 62. South wind around 10 mph.

    Low: 62 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 74. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 54. West southwest wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 80%.

    Low: 54 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 70. North wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. North wind 5 to 7 mph becoming calm after midnight.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers and thunderstorms, mainly before 4am. Mostly cloudy, with a steady temperature around 62. Southwest wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Isolated showers and thunderstorms before 3pm, then isolated showers between 3pm and 4pm, then isolated showers and thunderstorms after 4pm. Partly sunny, with a high near 76. West southwest wind 8 to 10 mph. Chance of precipitation is 20%.
Wednesday Night
Scattered showers and thunderstorms before 8pm, then isolated showers between 8pm and 10pm. Partly cloudy, with a low around 57. South wind 3 to 6 mph. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 79. South southwest wind 6 to 13 mph, with gusts as high as 22 mph.
Thursday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 62. South wind around 10 mph.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 74. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 54. West southwest wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 80%.
Saturday
Mostly sunny, with a high near 70. North wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 48. North wind 5 to 7 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 73. East wind 5 to 8 mph.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 55.
Monday
Showers and thunderstorms likely. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 67.
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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:
3:31 am EDT Apr 22, 2026
Forecast Valid:
3am EDT Apr 22, 2026-6pm EDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation