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

71°F

22°C

Humidity 73%
Wind Speed SW 7 mph
Barometer 29.83 in (1009.7 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 15 Apr 4:54 am EDT
Extended Forecast for

4 Miles NNW Boswell IN

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southwest wind around 15 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly between 8am and 11am, then showers likely and possibly a thunderstorm after 11am. Cloudy, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 76 °F

    T-storms
    Likely then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11pm. Low around 62. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 62 °F

    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm. Cloudy, then gradually becoming mostly sunny, with a high near 73. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 73 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A slight chance of thunderstorms before 8pm. Mostly clear, with a low around 54. West wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 10%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 57. Chance of precipitation is 80%.

    Low: 57 °F

    Chance
    T-storms then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 2pm, then a chance of showers. Mostly cloudy, with a high near 68.

    High: 68 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 8pm. Partly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southwest wind around 15 mph, with gusts as high as 20 mph.
Wednesday
Showers and thunderstorms likely, mainly between 8am and 11am, then showers likely and possibly a thunderstorm after 11am. Cloudy, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11pm. Low around 62. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers likely and possibly a thunderstorm. Cloudy, then gradually becoming mostly sunny, with a high near 73. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Thursday Night
A slight chance of thunderstorms before 8pm. Mostly clear, with a low around 54. West wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 10%.
Friday
Mostly sunny, with a high near 80.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 57. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm before 2pm, then a chance of showers. Mostly cloudy, with a high near 68.
Saturday Night
A chance of showers before 8pm. Partly cloudy, with a low around 37.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Boswell IN
 40.57°N 87.39°W
Last Update:
2:41 am EDT Apr 15, 2026
Forecast Valid:
5am EDT Apr 15, 2026-6pm EDT Apr 21, 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