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.

Fair

73°F

23°C

Humidity 71%
Wind Speed SE 8 mph
Barometer 29.87 in (1011.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 22 Aug 8:54 pm EDT
Extended Forecast for

4 Miles S Muncy Valley PA

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Low around 63. Southeast wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 63 °F

    Chance
    T-storms then
    Showers

  • Sunday

    Sunday: Showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 5pm. High near 77. West wind 5 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. West wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers after 2pm. Mostly sunny, with a high near 73. Light southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 73 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. West wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Low around 63. Southeast wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 5pm. High near 77. West wind 5 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly clear, with a low around 55. West wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers after 2pm. Mostly sunny, with a high near 73. Light southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 55. West wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Friday Night
A chance of showers. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Muncy Valley PA
 41.31°N 76.6°W (Elev. 1066 ft)
Last Update:
8:11 pm EDT Aug 22, 2026
Forecast Valid:
9pm EDT Aug 22, 2026-6pm EDT Aug 29, 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