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

67°F

19°C

Humidity 87%
Wind Speed S 7 mph
Barometer 30.01 in (1015.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 May 1:54 am EDT
Extended Forecast for

Lafayette IN

  • Overnight

    Overnight: Mostly cloudy, with a low around 65. South wind around 11 mph, with gusts as high as 23 mph.

    Low: 65 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 85. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Isolated
    Showers then
    T-storms
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 3am, then scattered showers. Low around 56. Southwest wind 6 to 8 mph becoming north after midnight. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Partly sunny, with a high near 67. North wind around 9 mph.

    High: 67 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. North wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67. East wind around 10 mph, with gusts as high as 20 mph.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 50. East wind around 9 mph, with gusts as high as 18 mph.

    Low: 50 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 68. East wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.

    High: 68 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 58. East northeast wind 5 to 8 mph becoming south after midnight. Chance of precipitation is 80%.

    Low: 58 °F

    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 65. South wind around 11 mph, with gusts as high as 23 mph.
Tuesday
Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 85. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms before 3am, then scattered showers. Low around 56. Southwest wind 6 to 8 mph becoming north after midnight. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Partly sunny, with a high near 67. North wind around 9 mph.
Wednesday Night
Partly cloudy, with a low around 47. North wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 67. East wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 50. East wind around 9 mph, with gusts as high as 18 mph.
Friday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 68. East wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 58. East northeast wind 5 to 8 mph becoming south after midnight. Chance of precipitation is 80%.
Saturday
A 30 percent chance of showers before 8am. Mostly cloudy, with a high near 75. West wind 3 to 6 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Memorial Day
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
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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:
2:26 am EDT May 19, 2026
Forecast Valid:
2am EDT May 19, 2026-6pm EDT May 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation