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

46°F

8°C

Humidity 56%
Wind Speed SE 5 mph
Barometer 30.37 in (1028.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 20 Apr 9:54 am EDT
Extended Forecast for

4 Miles N Williamsport IN

  • Today

    Today: Areas of frost before 10am. Otherwise, sunny, with a high near 57. Light and variable wind becoming east southeast around 5 mph.

    High: 57 °F

    Areas Frost
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. Calm wind becoming south 5 to 9 mph in the evening.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Southwest wind 10 to 18 mph, with gusts as high as 29 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of thunderstorms before 8am. Mostly sunny, with a high near 77. West southwest wind around 7 mph. Chance of precipitation is 10%.

    High: 77 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. South wind around 6 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 80. South southwest wind 7 to 16 mph, with gusts as high as 25 mph.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 62. South wind around 11 mph, with gusts as high as 21 mph.

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 75. South southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    High: 75 °F

    Showers

Detailed Forecast

Today
Areas of frost before 10am. Otherwise, sunny, with a high near 57. Light and variable wind becoming east southeast around 5 mph.
Tonight
Mostly clear, with a low around 44. Calm wind becoming south 5 to 9 mph in the evening.
Tuesday
Mostly sunny, with a high near 76. Southwest wind 10 to 18 mph, with gusts as high as 29 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of thunderstorms before 8am. Mostly sunny, with a high near 77. West southwest wind around 7 mph. Chance of precipitation is 10%.
Wednesday Night
Mostly clear, with a low around 57. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 80. South southwest wind 7 to 16 mph, with gusts as high as 25 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 62. South wind around 11 mph, with gusts as high as 21 mph.
Friday
A chance of showers and thunderstorms before 8am, then showers likely between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 75. South southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers. Low around 51. West southwest wind around 8 mph. Chance of precipitation is 80%.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 69.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 47.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Williamsport IN
 40.35°N 87.29°W (Elev. 656 ft)
Last Update:
9:15 am EDT Apr 20, 2026
Forecast Valid:
9am EDT Apr 20, 2026-6pm EDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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