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.

Thunderstorm in Vicinity Rain Fog/Mist

68°F

20°C

Humidity 90%
Wind Speed SW 10 G 24 mph
Barometer 30.01 in (1016.0 mb)
Dewpoint 65°F (18°C)
Visibility 1.75 mi
Last update 18 May 1:54 pm EDT
Extended Forecast for

2 Miles E West Lafayette IN

Severe T-storm Watch until May 18, 06:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until May 18, 06:00pm

    NOW until 6:00pm Mon

    Severe T-storm Watch

  • This Afternoon

    High: 79 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Scattered showers and thunderstorms before 5am, then isolated showers. Cloudy, then gradually becoming partly cloudy, with a low around 68. South wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Low: 68 °F

    Scattered
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 85. Southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Isolated
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 56. West wind 8 to 11 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    T-storms
    Likely then
    Showers
    Likely

  • Wednesday

    Wednesday: Scattered showers before 8am. Partly sunny, with a high near 67. North wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    High: 67 °F

    Scattered
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 47. North wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: 47 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68. East wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. East wind around 8 mph.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm, mainly before 5pm, then scattered showers and thunderstorms after 5pm. Some of the storms could be severe. Steady temperature around 79. Southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Scattered showers and thunderstorms before 5am, then isolated showers. Cloudy, then gradually becoming partly cloudy, with a low around 68. South wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Tuesday
Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 85. Southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 56. West wind 8 to 11 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Scattered showers before 8am. Partly sunny, with a high near 67. North wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 47. North wind 5 to 10 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 68. East wind 8 to 10 mph, with gusts as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 50. East wind around 8 mph.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 73. East wind 6 to 8 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. East northeast wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 50%.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E West Lafayette IN
 40.44°N 86.88°W (Elev. 558 ft)
Last Update:
1:45 pm EDT May 18, 2026
Forecast Valid:
2pm EDT May 18, 2026-6pm EDT May 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation