Portsmouth, NH Weather - Tomorrow’s Forecast

Sunday

Sunny

High:
82°F

A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 82. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Chance of showers

Overnight low:
54°F

A 30 percent chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 54. North wind around 5 mph.