Williamsport, PA Weather - Extended Forecast

Sunday

Chance of showers

High:
86°F

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 86. South wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Thunderstorms

Overnight low:
70°F

Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Low around 70. Light south wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Monday

Chance of showers

High:
88°F

A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 88. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday Night

Chance of thunderstorms

Overnight low:
66°F

A chance of thunderstorms before 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

Tuesday

Mostly sunny

High:
90°F

Tuesday Night

Partly cloudy

Overnight low:
69°F

Wednesday

Partly sunny

High:
92°F

Wednesday Night

Chance of thunderstorms

Overnight low:
71°F

Thursday

Chance of showers

High:
91°F

Thursday Night

Showers likely

Overnight low:
70°F

Friday

Chance of showers

High:
88°F