Williamsport, PA Weather - Tomorrow’s Forecast

Friday

Patchy fog

High:
93°F

A slight chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could be severe. Patchy fog before 9am. Otherwise, partly sunny and hot, with a high near 93. Heat index values as high as 101. Calm wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night

Mostly clear

Overnight low:
59°F

Mostly clear, with a low around 59. Northwest wind 3 to 8 mph.