Mountain Snow Continues in the Southwest While Ice and Snow Fall From the Mid-Atlantic to the Northeast

A storm shifting into the Four Corners region will produce heavy mountain snow into Monday. An eastern storm will track across the Mid-Atlantic region through early Monday with a swath of ice and snow extending into the Northeast. Tuesday into Wednesday, a stronger eastern storm is forecast to impact the eastern half of the U.S. with areas of excessive rain, heavy snow and ice.
Read More...

En Español

Hazardous Weather Conditions

Small Craft Advisory in effect from February 18, 04:00 PM EST until February 19, 10:00 AM EST

For More Weather Information:

Gray/Portland, ME Local Forecast Office

25NM ENE Portsmouth NH

Marine Point Forecast

[NOTICE]

Washington's
Birthday
NNE 15kt
4ft
High: 33 °F

Small Craft Advisory
Tonight

NNW 20kt
4ft
Low: 19 °F

Small Craft Advisory
Tuesday

WNW 15kt
2-3ft
High: 27 °F

Small Craft Advisory
Tuesday
Night
WNW 15kt
1-2ft
Low: 17 °F
Wednesday

NW 10kt
1ft
High: 30 °F
Wednesday
Night
SSE 15kt
3ft
Low: 24 °F
Thursday

SE 20kt
5ft
High: 40 °F
Thursday
Night
WNW 20kt
5ft
Low: 32 °F
Friday

NNW 15kt
2ft
High: 38 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:40 am EST Feb 18, 2019
Forecast Valid: 5am EST Feb 18, 2019-6pm EST Feb 24, 2019

View Nearby Observations

Detailed Forecast

Synopsis: ANZ100-182215- 307 AM EST Mon Feb 18 2019 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... Low pressure passes south of the waters today. High pressure builds over the waters Tuesday and Wednesday. Southerly flow increases Wednesday night into Thursday morning ahead of approaching low pressure from the west. High pressure to follow on Friday. && $$

Washington's Birthday

ENE wind 10 to 13 kt becoming NNE 12 to 15 kt in the afternoon. Winds could gust as high as 25 kt. Snow, mainly before 5pm. Seas 2 ft building to 4 ft.

Tonight

NNW wind 15 to 20 kt. A chance of snow showers before 7pm. Seas around 4 ft.

Tuesday

WNW wind 10 to 15 kt, with gusts as high as 20 kt. Sunny. Seas 2 to 3 ft.

Tuesday Night

WNW wind 10 to 15 kt, with gusts as high as 25 kt. Mostly clear. Seas 1 to 2 ft.

Wednesday

NW wind 5 to 10 kt becoming WSW in the afternoon. Mostly sunny. Seas around 1 ft.

Wednesday Night

SW wind 10 to 13 kt becoming SSE 12 to 15 kt after midnight. Winds could gust as high as 20 kt. Snow before 5am, then rain and snow. Seas 1 ft building to 3 ft.

Thursday

SE wind 15 to 20 kt becoming W 10 to 15 kt in the morning. Rain, snow, and sleet before noon, then rain showers likely. Seas 3 ft building to 5 ft.

Thursday Night

WNW wind 15 to 20 kt becoming NNW after midnight. Winds could gust as high as 25 kt. Partly cloudy. Seas 5 ft subsiding to 3 ft.

Friday

NNW wind 10 to 15 kt becoming WNW in the afternoon. Sunny. Seas around 2 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.