Williamsport, PA Weather - Tomorrow’s Forecast

Tuesday

Mostly cloudy

High:
85°F

A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Chance of thunderstorms

Overnight low:
63°F

A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 63. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts between a quarter and half of an inch possible.