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

50°F

10°C

Humidity 54%
Wind Speed SW 3 mph
Barometer 30.18 in (1022.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 8 Jan 1:54 pm EST
Extended Forecast for

4 Miles ESE Castanea PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 43. Calm wind.

    High: 43 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Calm wind becoming south 5 to 8 mph after midnight. Winds could gust as high as 20 mph.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Rain, mainly before 4pm. High near 48. South wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Rain

  • Friday Night

    Friday Night: Cloudy, with a low around 35. Southwest wind 5 to 7 mph becoming light and variable after midnight.

    Low: 35 °F

    Cloudy

  • Saturday

    Saturday: Rain, mainly after 1pm. High near 40. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 40 °F

    Chance Rain
    then Rain

  • Saturday Night

    Saturday Night: A chance of showers, mainly before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 32 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 43. Calm wind.
Tonight
Mostly cloudy, with a low around 34. Calm wind becoming south 5 to 8 mph after midnight. Winds could gust as high as 20 mph.
Friday
Rain, mainly before 4pm. High near 48. South wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Cloudy, with a low around 35. Southwest wind 5 to 7 mph becoming light and variable after midnight.
Saturday
Rain, mainly after 1pm. High near 40. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A chance of showers, mainly before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Partly sunny, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 35.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
A chance of showers. Mostly cloudy, with a high near 39. Chance of precipitation is 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:
1:05 pm EST Jan 8, 2026
Forecast Valid:
2pm EST Jan 8, 2026-6pm EST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation