Weather forecast for Portsmouth NH

Current Conditions for Portsmouth NH and the Seacoast

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

Temperature: 84.4 F
Weather: clear
Wind: from the S (180 degrees) at 9 MPH
Relative Humidity: 51%

Visibility: 10 mile(s)
Dew Point: 64.8 F
Pressure (in.): 30.15 in.

Forecast

Hazardous Weather Outlook
Beach Hazards Statement

Rest Of Today: Mostly sunny. Highs in the mid 80s. South winds around 10 mph.

Tonight: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Southwest winds around 10 mph.

Thursday: Partly sunny. Highs in the lower 80s. Southwest winds around 10 mph.

Thursday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of showers. Lows in the mid 60s. Southwest winds around 10 mph.

Friday: Mostly cloudy in the morning, then partly sunny with a chance of showers in the afternoon. Highs in the lower 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent.

Friday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 50 percent chance of showers. Lows in the mid 60s.

Saturday: Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 50 percent.

Saturday Night: Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the mid 50s. Chance of rain 40 percent.

Sunday: Partly sunny. Highs in the upper 60s.

Sunday Night: Mostly clear. Lows in the upper 40s.

Monday: Mostly sunny. Highs in the mid 60s.

Monday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 40s.

Tuesday: Partly sunny. Highs in the upper 60s.

Marine Forecast

REST OF TODAY: S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft.
TONIGHT: SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft.
THU: S winds 10 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft.
THU NIGHT: S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft.
FRI: S winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 4 to 6 ft.
FRI NIGHT: SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of showers.
SAT: SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of showers and tstms.
SAT NIGHT: W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.
SUN: N winds 5 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.
SUN NIGHT: NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Winds and seas higher in and near tstms.