National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

A Few Clouds

59°F

15°C

Humidity 100%
Wind Speed Calm
Barometer 29.86 in (1010.9 mb)
Dewpoint 59°F (15°C)
Visibility 7.00 mi
Last update 14 Oct 4:54 am EDT
Extended Forecast for

Williamsport PA

  • Today

    Today: Isolated showers between 10am and noon. Partly sunny, with a high near 77. Calm wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 20%.

    High: 77 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. Northwest wind around 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67. North wind around 5 mph becoming calm in the morning.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers, then showers and possibly a thunderstorm after 2am. Low around 54. Light southeast wind increasing to 6 to 11 mph in the evening. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 73. South wind 8 to 18 mph becoming west in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers

  • Friday Night

    Friday Night: Showers, mainly before 8pm. Low around 37. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 52. Breezy.

    High: 52 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 4am. Otherwise, clear, with a low around 32.

    Low: 32 °F

    Clear then
    Frost

  • Sunday

    Sunday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 62.

    High: 62 °F

    Frost then
    Sunny

Detailed Forecast

Today
Isolated showers between 10am and noon. Partly sunny, with a high near 77. Calm wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 50. Northwest wind around 8 mph.
Thursday
Mostly sunny, with a high near 67. North wind around 5 mph becoming calm in the morning.
Thursday Night
A chance of showers, then showers and possibly a thunderstorm after 2am. Low around 54. Light southeast wind increasing to 6 to 11 mph in the evening. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 73. South wind 8 to 18 mph becoming west in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers, mainly before 8pm. Low around 37. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 52. Breezy.
Saturday Night
Widespread frost, mainly after 4am. Otherwise, clear, with a low around 32.
Sunday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 62.
Sunday Night
Patchy frost after 5am. Otherwise, mostly clear, with a low around 34.
Monday
Patchy frost. Otherwise, mostly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Partly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Williamsport PA
 41.25°N 77.05°W (Elev. 591 ft)
Last Update:
2:56 am EDT Oct 14, 2026
Forecast Valid:
5am EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation