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: 52.0 F
Weather: mostly cloudy
Wind: from the SSW (210 degrees) at 10 MPH
Relative Humidity: 25%

Visibility: 10 mile(s)
Dew Point: 18.1 F
Pressure (in.): 30.01 in.

Last Updated: Feb 23, 2020 - 03:56 PM EST

Forecast

Hazardous Weather Outlook

Today: Mostly sunny. Highs around 50. Southwest winds around 10 mph.

Tonight: Mostly clear. Lows in the upper 20s. Light and variable winds.

Monday: Mostly sunny. Highs in the mid 50s. Southwest winds around 10 mph.

Monday Night: Partly cloudy. Lows in the mid 30s. Light and variable winds.

Tuesday: Mostly cloudy. Highs in the mid 40s. Light and variable winds.

Tuesday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the lower 30s.

Wednesday: A chance of rain and snow in the morning, then rain likely in the afternoon. Highs in the lower 40s. Chance of precipitation 60 percent.

Wednesday Night: Rain. Lows in the upper 30s. Chance of rain near 100 percent.

Thursday: Rain in the morning, then partly sunny with a chance of rain in the afternoon. Highs in the mid 40s. Chance of rain near 100 percent.

Thursday Night: Partly cloudy in the evening, then clearing. Lows in the mid 20s.

Friday: Partly sunny. Highs in the mid 30s.

Friday Night: Partly cloudy. Lows around 20.

Saturday: Partly sunny. Highs in the upper 20s.

Marine Forecast

TODAY: SW winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft.
TONIGHT: SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.
MON: SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft.
MON NIGHT: SW winds 5 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 4 ft.
TUE: NE winds 5 to 10 kt. Seas 2 to 3 ft.
TUE NIGHT: NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain. Vsby 1 to 3 NM after midnight.
WED: NE winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. A chance of rain. Vsby 1 to 3 NM.
WED NIGHT: SE winds 15 to 25 kt with gusts up to 35 kt. Seas 8 to 11 ft. Rain.
THU: SW winds 15 to 20 kt with gusts up to 30 kt. Seas 6 to 9 ft. Rain.
THU NIGHT: W winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. A chance of showers. Vsby 1 to 3 NM.