Portsmouth, NH Weather - Tomorrow’s Forecast

Wednesday

Chance of showers

High:
85°F

A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Chance of thunderstorms

Overnight low:
60°F

A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 60. West wind around 5 mph.