Portsmouth Weather

Current Conditions for Portsmouth NH and the Seacoast

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

 

Forecast

Rest Of Tonight: Mostly cloudy with a 40 percent chance of showers. Areas of fog. Lows in the lower 60s. Light and variable winds.

Friday: Mostly sunny. Highs in the upper 70s. Northwest winds around 10 mph.

Friday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds around 10 mph in the evening, becoming light and variable.

Saturday: Mostly sunny. Highs in the mid 60s. Light and variable winds.

Saturday Night: Partly cloudy. Lows in the upper 40s. Light and variable winds.

Sunday: Partly sunny in the morning, then mostly cloudy with a chance of rain in the afternoon. Highs in the mid 60s. Chance of rain 50 percent.

Sunday Night: Rain likely. Lows in the lower 50s. Chance of rain 60 percent.

Monday: Partly sunny. A chance of rain in the morning. Highs in the mid 60s. Chance of rain 30 percent.

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

Tuesday: Mostly cloudy in the morning, then becoming partly sunny. Highs around 60.

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

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

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

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

Marine Forecast

REST OF TONIGHT: SW winds 5 to 10 kt with gusts up to 20 kt, becoming W towards daybreak. Seas 2 to 3 ft. Wave Detail: S 2 ft at 4 seconds and E 2 ft at 7 seconds. A chance of showers. Areas of fog. Vsby 1 to 3 NM.
FRI: NW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and E 2 ft at 7 seconds.
FRI NIGHT: N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds.
SAT: N winds 10 to 15 kt with gusts up to 20 kt, becoming E around 5 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 4 seconds.
SAT NIGHT: S winds 5 to 10 kt. Seas around 2 ft.
SUN: S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds. A chance of rain in the afternoon.
SUN NIGHT: S winds 5 to 10 kt, becoming N after midnight. Seas around 2 ft. Rain likely.
MON: NE winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. A chance of rain in the morning.
MON NIGHT: NE winds 5 to 10 kt, increasing to 15 to 20 kt with gusts up to 25 kt after midnight. Seas 2 to 3 ft.
TUE: NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft.
TUE NIGHT: NE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 4 ft.