Portsmouth, NH Weather - Tomorrow’s Forecast

Tuesday

Chance of rain or snow

High:
43°F

A chance of snow before 10am, then a chance of rain. Mostly cloudy, with a high near 43. West wind 5 to 10 mph becoming east in the morning. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday Night

Clouds clearing

Overnight low:
24°F

Mostly cloudy, then gradually becoming clear, with a low around 24. Northwest wind around 5 mph.