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.

Overcast

52°F

11°C

Humidity 53%
Wind Speed NW 12 G 21 mph
Barometer 29.99 in (1015.8 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 9 Nov 5:54 pm EST
Extended Forecast for

South Williamsport PA

  • Tonight

    Tonight: Increasing clouds, with a low around 39. West wind 5 to 10 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 62. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 62 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36. West wind around 6 mph becoming calm after midnight.

    Low: 36 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 59. Light west wind.

    High: 59 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 20%.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain. High near 51. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain

  • Thursday Night

    Thursday Night: Showers. Low around 35. Chance of precipitation is 80%.

    Low: 35 °F

    Showers

  • Friday

    Friday: A chance of rain and snow showers before 10am, then a chance of rain showers. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.

    High: 42 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 39. West wind 5 to 10 mph.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 62. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 36. West wind around 6 mph becoming calm after midnight.
Veterans Day
Partly sunny, with a high near 59. Light west wind.
Wednesday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 20%.
Thursday
Rain. High near 51. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers. Low around 35. Chance of precipitation is 80%.
Friday
A chance of rain and snow showers before 10am, then a chance of rain showers. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
Mostly cloudy, with a high near 43. Breezy.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 47.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Partly sunny, with a high near 52.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Williamsport PA
 41.22°N 77.02°W (Elev. 856 ft)
Last Update:
3:06 pm EST Nov 9, 2026
Forecast Valid:
6pm EST Nov 9, 2026-6pm EST Nov 16, 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