Portsmouth Weather

Current Conditions for Portsmouth NH and the Seacoast

Longitude W70.8 – Latitude N43.1 • Rockingham County, New Hampshire, USA

 

Forecast

Today: Sunny this morning, then becoming partly sunny. Highs in the lower 60s. Light and variable winds, becoming southeast around 10 mph with gusts up to 20 mph this afternoon.

Tonight: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 40s. Southeast winds around 10 mph in the evening, becoming light and variable.

Sunday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 60s. Light and variable winds, becoming south around 10 mph in the afternoon.

Sunday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 50s. South winds around 10 mph in the evening, becoming light and variable.

Monday: Partly sunny. Highs in the upper 60s. Northwest winds around 10 mph, becoming northeast with gusts up to 20 mph in the afternoon.

Monday Night: Partly cloudy. Lows in the upper 40s.

Tuesday: Mostly cloudy. A chance of showers in the afternoon. Highs in the mid 50s. Chance of rain 30 percent.

Tuesday Night: Mostly cloudy with a 40 percent chance of showers. Lows in the lower 40s.

Wednesday: Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 50s. Chance of rain 30 percent.

Wednesday Night: Partly cloudy. Lows in the mid 40s.

Thursday: Partly sunny. Highs in the lower 60s.

Thursday Night: Partly cloudy. Lows in the upper 40s.

Friday: Partly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 30 percent.

Marine Forecast

TODAY: W winds 5 to 10 kt, becoming S late this morning and afternoon. Seas around 2 ft.
TONIGHT: S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds.
SUN: S winds around 10 kt. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds.
SUN NIGHT: S winds 5 to 10 kt with gusts up to 20 kt, becoming W after midnight. Seas 2 to 3 ft. Wave Detail: SE 2 ft at 10 seconds and S 2 ft at 4 seconds.
MON: N winds 5 to 10 kt, becoming NE in the afternoon. Seas 2 to 3 ft. Wave Detail: E 2 ft at 9 seconds and S 2 ft at 4 seconds.
MON NIGHT: NE winds 5 to 10 kt. Seas around 2 ft.
TUE: NE winds 5 to 10 kt, becoming SE in the afternoon. Seas 2 to 3 ft.
TUE NIGHT: SE winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers.
WED: E winds 5 to 10 kt. Seas around 2 ft. A chance of showers in the morning.
WED NIGHT: S winds around 5 kt, becoming W after midnight. Seas 2 to 3 ft.