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

25°F

-4°C

Humidity 85%
Wind Speed Calm
Barometer 30.03 in (1017.6 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 13 Jan 8:54 am EST
Extended Forecast for

4 Miles ESE Castanea PA

  • Today

    Today: Mostly cloudy, with a high near 42. South wind 6 to 9 mph.

    High: 42 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Southwest wind around 8 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Cloudy, with a high near 42. Southwest wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely before 10pm, then rain and snow likely between 10pm and 1am, then a chance of snow after 1am. Mostly cloudy, with a low around 18. West wind 7 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A slight chance of snow showers. Partly sunny, with a high near 22. West wind 13 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 22 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 35. Chance of precipitation is 40%.

    High: 35 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 42. South wind 6 to 9 mph.
Tonight
Mostly cloudy, with a low around 36. Southwest wind around 8 mph, with gusts as high as 20 mph.
Wednesday
Rain likely, mainly after 1pm. Cloudy, with a high near 42. Southwest wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely before 10pm, then rain and snow likely between 10pm and 1am, then a chance of snow after 1am. Mostly cloudy, with a low around 18. West wind 7 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
A slight chance of snow showers. Partly sunny, with a high near 22. West wind 13 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 11.
Friday
Partly sunny, with a high near 28.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 35. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
Partly sunny, with a high near 25.
Sunday Night
Mostly cloudy, with a low around 13.
M.L.King Day
Mostly cloudy, with a high near 23.
Basemap Options
Click map to change the forecast location
Loading map...
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:
8:31 am EST Jan 13, 2026
Forecast Valid:
9am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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