Williamsport, PA Weather - Tomorrow’s Forecast

Columbus Day

Partly sunny

High:
74°F

Partly sunny, with a high near 74. Northwest wind 5 to 7 mph.

Monday Night

Patchy fog

Overnight low:
55°F

Patchy fog before 11pm, then patchy fog after midnight. Otherwise, partly cloudy, with a low around 55. Calm wind.