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

45°F

7°C

Humidity 93%
Wind Speed Calm
Barometer 30.16 in (1021.6 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 26 Apr 11:54 pm EDT
Extended Forecast for

4 Miles ESE Castanea PA

  • Overnight

    Overnight: Clear, with a low around 39. Calm wind.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 67. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. Southeast wind 5 to 7 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 58. South wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 46. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly after 2pm. High near 60. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 2am. Low around 44. Chance of precipitation is 90%.

    Low: 44 °F

    Showers

  • Thursday

    Thursday: A chance of showers before 8am. Partly sunny, with a high near 55. Chance of precipitation is 30%.

    High: 55 °F

    Chance
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: Areas of frost between 4am and 5am. Otherwise, partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy
    then Areas
    Frost

Detailed Forecast

Overnight
Clear, with a low around 39. Calm wind.
Monday
Sunny, with a high near 67. Calm wind becoming southeast around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 45. Southeast wind 5 to 7 mph.
Tuesday
A chance of showers. Mostly cloudy, with a high near 58. South wind 7 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 46. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.
Wednesday
Showers and possibly a thunderstorm, mainly after 2pm. High near 60. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers, mainly before 2am. Low around 44. Chance of precipitation is 90%.
Thursday
A chance of showers before 8am. Partly sunny, with a high near 55. Chance of precipitation is 30%.
Thursday Night
Areas of frost between 4am and 5am. Otherwise, partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Partly sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 55.
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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:
12:04 am EDT Apr 27, 2026
Forecast Valid:
12am EDT Apr 27, 2026-6pm EDT May 3, 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