Weather in Williamsport, Pennsylvania, United States

7-Day Detailed Weather Forecast for Williamsport

This Afternoon

Temperature: 16°F

Wind Speed: 6 to 9 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 16. Northwest wind 6 to 9 mph.

Tonight

Temperature: -6°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around -6. Wind chill values as low as -4. West wind around 5 mph.

Saturday

Temperature: 19°F

Wind Speed: 2 to 8 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 19. Wind chill values as low as -6. Northwest wind 2 to 8 mph.

Saturday Night

Temperature: 6°F

Wind Speed: 6 to 12 mph

Wind Direction: N

Forecast: Mostly cloudy, with a low around 6. Wind chill values as low as -8. North wind 6 to 12 mph, with gusts as high as 22 mph.

Sunday

Temperature: 23°F

Wind Speed: 12 to 15 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 23. Northwest wind 12 to 15 mph, with gusts as high as 28 mph.

Sunday Night

Temperature: 10°F

Wind Speed: 8 to 13 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 10.

Monday

Temperature: 31°F

Wind Speed: 7 mph

Wind Direction: NW

Forecast: Sunny, with a high near 31.

Monday Night

Temperature: 11°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around 11.

Tuesday

Temperature: 32°F

Wind Speed: 2 to 6 mph

Wind Direction: W

Forecast: Partly sunny, with a high near 32.

Tuesday Night

Temperature: 15°F

Wind Speed: 3 mph

Wind Direction: NW

Forecast: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 15.

Wednesday

Temperature: 29°F

Wind Speed: 2 to 6 mph

Wind Direction: N

Forecast: A slight chance of snow showers. Partly sunny, with a high near 29.

Wednesday Night

Temperature: 12°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: A slight chance of snow showers. Mostly cloudy, with a low around 12.

Thursday

Temperature: 28°F

Wind Speed: 7 mph

Wind Direction: NW

Forecast: A slight chance of snow showers before 7am. Mostly sunny, with a high near 28.

Thursday Night

Temperature: 11°F

Wind Speed: 6 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 11.