Stormy Weather Along the East Coast; Extended Warm-up for the West

A strong low pressure system will bring heavy rain, gusty winds, and thunderstorms along the east coast. Isolated severe thunderstorms could produce damaging winds and a few tornadoes in the Southeast. Heavy rains may result in excessive runoff and flash flooding. Building high pressure out west will produce above normal temperatures, especially, in the Pacific Northwest.
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Gray/Portland, ME Local Forecast Office

18NM S Portland ME

Marine Point Forecast

[NOTICE]
  • Overnight

    Clear

    SW 10kt
    2ft

    Low: 41 °F

  • Tuesday

    Sunny

    S 15kt
    2ft

    High: 53 °F

  • Tuesday
    Night

    Chance Rain

    S 15ktWinds Decreasing
    3-4ft

    Low: 42 °F

  • Wednesday

    Rain

    SE 15kt
    2-3ft

    High: 48 °F

  • Wednesday
    Night

    Rain

    SE 15kt
    Waves Building7ft

    Low: 45 °F

  • Thursday

    Chance Showers

    SSW 10kt
    7ft

    High: 51 °F

  • Thursday
    Night

    Partly Cloudy

    SW 10kt
    6ft

    Low: 44 °F

  • Friday

    Mostly Sunny

    SW 10kt
    5ft

    High: 52 °F

  • Friday
    Night

    Chance Showers

    S 10kt
    5ft

    Low: 44 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:47 pm EDT Apr 23, 2018
Forecast Valid: 11pm EDT Apr 23, 2018-6pm EDT Apr 30, 2018

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Detailed Forecast


Synopsis: ANZ100-241600- 947 PM EDT Mon Apr 23 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... High pressure shifts eastward into the Atlantic tonight. The next low pressure system will develop over the mid Atlantic coast on Tuesday, moving north toward New England on Wednesday with a cold front crossing the Gulf of Maine on Thursday. Brief high pressure brings quieter weather on Friday before the next frontal system arrives Saturday. $$

Overnight
SW wind around 10 kt. Clear. Seas around 2 ft.
Tuesday
S wind 10 to 15 kt, with gusts as high as 20 kt. Sunny. Seas around 2 ft.
Tuesday Night
S wind 12 to 15 kt decreasing to 10 to 13 kt after midnight. Winds could gust as high as 25 kt. A chance of rain after 5am. Seas 3 to 4 ft.
Wednesday
SE wind 10 to 15 kt. Rain, mainly after 8am. Patchy fog after 11am. Seas 2 to 3 ft.
Wednesday Night
SE wind 10 to 15 kt, with gusts as high as 20 kt. Rain. Patchy fog. Seas 5 ft building to 7 ft.
Thursday
SSW wind around 10 kt. A chance of showers. Seas around 7 ft.
Thursday Night
SW wind around 10 kt. Partly cloudy. Seas around 6 ft.
Friday
WSW wind around 10 kt becoming S in the afternoon. Mostly sunny. Seas around 5 ft.
Friday Night
S wind 5 to 10 kt. A chance of showers. Seas around 5 ft.

*Notices:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 43.36°N 70.28°W
Last Update: 9:47 pm EDT Apr 23, 2018
Forecast Valid: 11pm EDT Apr 23, 2018-6pm EDT Apr 30, 2018
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