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.

Overcast

61°F

16°C

Humidity 93%
Wind Speed Calm
Barometer 29.74 in (1006.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 18 Apr 1:54 am EDT
Extended Forecast for

Lafayette IN

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Steady temperature around 63. Southwest wind around 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 52 by 1pm. West northwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F⇓

    Showers
    Likely then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37. West northwest wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 56. West wind 6 to 15 mph, with gusts as high as 26 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. North northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. South southeast wind 3 to 8 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 55. Southwest wind 7 to 9 mph.

    Low: 55 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Steady temperature around 63. Southwest wind around 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 52 by 1pm. West northwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Mostly clear, with a low around 37. West northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 56. West wind 6 to 15 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 34. North northwest wind 5 to 9 mph becoming calm after midnight.
Monday
Sunny, with a high near 56. Calm wind becoming east southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 45. South southeast wind 3 to 8 mph.
Tuesday
Mostly sunny, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 55. Southwest wind 7 to 9 mph.
Wednesday
Mostly sunny, with a high near 76. Southwest wind around 7 mph.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
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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:
1:45 am EDT Apr 18, 2026
Forecast Valid:
2am EDT Apr 18, 2026-6pm EDT Apr 24, 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