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

42°F

6°C

Humidity 82%
Wind Speed W 12 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 7 Mar 11:54 pm EDT
Extended Forecast for

Lafayette IN

  • Tonight

    Tonight: Cloudy, with a low around 36. West wind 5 to 9 mph.

    Low: 36 °F

    Cloudy

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 61. Southwest wind 7 to 16 mph, with gusts as high as 26 mph.

    High: 61 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 43. South southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 43 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 70. South southwest wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. South southwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Scattered showers and thunderstorms after 1pm. Partly sunny, with a high near 75. South southwest wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 75 °F

    Partly Sunny
    then
    Scattered
    T-storms

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 57. South wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.

    Low: 57 °F

    Rain

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm. High near 66. Southwest wind around 16 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%.

    High: 66 °F

    Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 29. Northwest wind 14 to 16 mph, with gusts as high as 25 mph.

    Low: 29 °F

    Chance Rain

Detailed Forecast

Tonight
Cloudy, with a low around 36. West wind 5 to 9 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 61. Southwest wind 7 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Clear, with a low around 43. South southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 70. South southwest wind 10 to 14 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 58. South southwest wind around 10 mph, with gusts as high as 21 mph.
Tuesday
Scattered showers and thunderstorms after 1pm. Partly sunny, with a high near 75. South southwest wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 57. South wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Wednesday
Rain and possibly a thunderstorm. High near 66. Southwest wind around 16 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%.
Wednesday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 29. Northwest wind 14 to 16 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 45. West northwest wind 8 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
Mostly cloudy, with a high near 60. Breezy.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
A slight chance of rain and snow. Mostly cloudy, with a high near 47. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.42°N 86.88°W (Elev. 630 ft)
Last Update:
10:45 pm EST Mar 7, 2026
Forecast Valid:
11pm EST Mar 7, 2026-6pm EDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation