NWS Forecast for: 20NM ENE Portsmouth NH
Atlantic Ocean

Issued by: National Weather Service Gray/Portland, ME
Last Update: 8:13 am EST Jan 21, 2018
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This
Afternoon

Partly Sunny
W 15km/h
< 1m
High: 7 °C
Tonight

Mostly Cloudy
W 10km/hWinds Decreasing
< 1m
Low: 0 °C
Monday

Chance Rain/Snow
Winds IncreasingENE 25km/h
< 1m
High: 4 °C
Monday
Night

Rain/Snow
E 25km/hWinds Decreasing
1m
Low: 1 °C
Tuesday

Rain
Winds IncreasingS 45km/h
2-3m
High: 9 °C
Tuesday
Night

Showers Likely
WSW 35km/h
2m
Low: 3 °C
Wednesday

Mostly Sunny
Winds IncreasingWNW 40km/h
1m
High: 4 °C
Wednesday
Night

Partly Cloudy
WNW 40km/hWinds Decreasing
1m
Low: -6 °C
Thursday

Mostly Sunny
WNW 35km/h
1m
High: -3 °C
This Afternoon: W wind 10 to 15 km/h. Partly sunny. Seas 1 m or less.

Tonight: W wind 5 to 10 km/h becoming variable and less than 5 km/h after midnight. Mostly cloudy. Seas 1 m or less.

Monday: ENE wind 10 to 15 km/h increasing to 20 to 25 km/h. Winds could gust as high as 45 km/h. A chance of snow between 1pm and 5pm, then a chance of rain after 5pm. Seas 1 m or less.

Monday Night: E wind 20 to 25 km/h becoming ESE 15 to 20 km/h after midnight. Winds could gust as high as 40 km/h. Rain and snow, becoming all rain after 2am. Seas around 1 m.

Tuesday: SE wind 10 to 15 km/h becoming S 40 to 45 km/h. Winds could gust as high as 60 km/h. Rain. Seas 2 to 3 m.

Tuesday Night: SSW wind around 35 km/h becoming WSW after midnight. Winds could gust as high as 50 km/h. Showers likely, mainly before 7pm. Seas around 2 m.

Wednesday: WSW wind 35 to 38 km/h becoming WNW 37 to 40 km/h in the afternoon. Winds could gust as high as 60 km/h. Mostly sunny. Seas around 1 m.

Wednesday Night: WNW wind 37 to 40 km/h decreasing to 35 to 38 km/h after midnight. Winds could gust as high as 60 km/h. Partly cloudy. Seas around 1 m.

Thursday: WNW wind 30 to 35 km/h, with gusts as high as 50 km/h. Mostly sunny. Seas around 1 m.



Marine Point Forecast: 43.17°N 70.36°W
Associated Zone Forecast which includes this point

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