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

Hazardous Weather Conditions

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Fog/Mist

45°F

7°C

Humidity 100%
Wind Speed Calm
Barometer 29.87 in (1011.3 mb)
Dewpoint 45°F (7°C)
Visibility 6.00 mi
Last update 11 Mar 6:54 am EDT
Extended Forecast for

4 Miles ESE Castanea PA

  • Today

    Today: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could be severe. High near 69. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and possibly a thunderstorm before midnight, then a chance of showers. Low around 34. West wind 11 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 34 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 38. Northwest wind 14 to 17 mph, with gusts as high as 36 mph.

    High: 38 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. West wind 5 to 9 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of snow before 2pm, then a chance of rain. Mostly cloudy, with a high near 47. South wind 7 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain, mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 28. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 28 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers after 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Sunday

    Sunday: A chance of snow showers before 2pm, then a chance of rain and snow showers. Cloudy, with a high near 50. Chance of precipitation is 30%.

    High: 50 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

Detailed Forecast

Today
Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could be severe. High near 69. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before midnight, then a chance of showers. Low around 34. West wind 11 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly cloudy, with a high near 38. Northwest wind 14 to 17 mph, with gusts as high as 36 mph.
Thursday Night
Mostly clear, with a low around 28. West wind 5 to 9 mph, with gusts as high as 20 mph.
Friday
A slight chance of snow before 2pm, then a chance of rain. Mostly cloudy, with a high near 47. South wind 7 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain, mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 28. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
A chance of snow showers after 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Sunday
A chance of snow showers before 2pm, then a chance of rain and snow showers. Cloudy, with a high near 50. Chance of precipitation is 30%.
Sunday Night
Showers, mainly after 2am. Low around 39. Chance of precipitation is 80%.
Monday
Rain and snow showers. High near 50. Chance of precipitation is 80%.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Castanea PA
 41.1°N 77.37°W (Elev. 1522 ft)
Last Update:
4:11 am EDT Mar 11, 2026
Forecast Valid:
6am EDT Mar 11, 2026-6pm EDT Mar 17, 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