National Weather Service

News Headlines

Summer and Fall 2026 Student Volunteer Applications Due March 15th

Hazardous Weather Conditions

Winter Weather Advisory in effect from March 3, 07:00 AM EST until March 3, 01:00 PM EST

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24°NLon: 76.92°WElev: 522ft.

Fair

22°F

-6°C

Humidity	55%
Wind Speed	Calm
Barometer	30.65 in (1038.7 mb)
Dewpoint	8°F (-13°C)
Visibility	10.00 mi
Last update	2 Mar 9:54 am EST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles ESE Castanea PA

Winter Weather Advisory March 3, 07:00am until March 3, 01:00pm

Click here for hazard details and duration

Winter Weather Advisory

Today
High: 34 °F
Becoming
Sunny
Tonight
Low: 23 °F
Increasing
Clouds
Tuesday
High: 36 °F
Wintry Mix
Tuesday Night
Low: 34 °F
Rain
Wednesday
High: 48 °F
Slight Chance
Rain then
Chance Rain
Wednesday Night
Low: 41 °F
Rain Likely
Thursday
High: 59 °F
Showers
Likely
Thursday Night
Low: 47 °F
Showers
Likely
Friday
High: 60 °F
Chance
Showers

Detailed Forecast

Today

Cloudy early, then gradual clearing, with a high near 34. Light and variable wind becoming south around 6 mph in the afternoon.

Tonight

Increasing clouds, with a low around 23. South wind around 6 mph.

Tuesday

Rain, snow, and freezing rain before 1pm, then rain, snow, and sleet between 1pm and 4pm, then rain after 4pm. High near 36. South wind around 6 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than a half inch possible.

Tuesday Night

Rain, mainly before 1am. Low around 34. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday

A chance of rain, mainly after 1pm. Cloudy, with a high near 48. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Rain likely. Cloudy, with a low around 41. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

Thursday

Showers likely. Cloudy, with a high near 59. Chance of precipitation is 70%.

Thursday Night

Showers likely, mainly before 1am. Cloudy, with a low around 47. Chance of precipitation is 70%.

Friday

A chance of showers before 1pm. Partly sunny, with a high near 60. Chance of precipitation is 30%.

Friday Night

A chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.

Saturday

Showers likely. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.