Florence Departs U.S. But Rivers Will Rise Further In Carolinas; Heavy Rain Continues In Midwest

Major-to-record river flooding will continue across the Carolinas for days to weeks to come as rainfall from Florence makes its way through area river systems. Meanwhile, a stationary front extending through the Midwest will be a focus for heavy rain with localized flash flooding across the Upper Midwest midweek; severe thunderstorms are also possible in this region.
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Gray/Portland, ME Local Forecast Office

18NM S Portland ME

Marine Point Forecast

[NOTICE]
  • Tonight

    Mostly Cloudy

    NNE 15kt
    3-4ft

    Low: 55 °F

  • Thursday

    Partly Sunny

    NNE 15kt
    3-4ft

    High: 63 °F

  • Thursday
    Night

    Partly Cloudy

    Light Wind
    3ft

    Low: 61 °F

  • Friday

    Chance Showers

    Winds IncreasingS 15kt
    3-4ft

    High: 68 °F

  • Friday
    Night

    Showers Likely

    S 20kt
    5-6ft

    Low: 64 °F

  • Saturday

    Showers Likely

    WNW 15kt
    3-4ft

    High: 65 °F

  • Saturday
    Night

    Mostly Clear

    N 10kt
    1-2ft

    Low: 56 °F

  • Sunday

    Mostly Sunny

    NE 10kt
    1ft

    High: 64 °F

  • Sunday
    Night

    Partly Cloudy

    S 10kt
    1-2ft

    Low: 52 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:39 pm EDT Sep 19, 2018
Forecast Valid: 4pm EDT Sep 19, 2018-6pm EDT Sep 26, 2018

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Detailed Forecast


Synopsis: ANZ100-200915- 312 PM EDT Wed Sep 19 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... A north to northeast flow is expected today with high pressure sliding eastward across the Gulf of Saint Lawrence. Winds turn onshore again Thursday into Friday, with the next cold front arriving from the northwest Friday night. High pressure builds across the waters over the weekend. && $$

Tonight
NNE wind 10 to 15 kt. Mostly cloudy. Seas 3 to 4 ft.
Thursday
NNE wind 10 to 15 kt. Partly sunny. Seas 3 to 4 ft.
Thursday Night
Variable winds 5 kt or less. Partly cloudy. Seas around 3 ft.
Friday
S wind 10 to 13 kt increasing to 12 to 15 kt in the afternoon. Winds could gust as high as 25 kt. A chance of showers after noon. Seas 3 to 4 ft.
Friday Night
S wind around 20 kt, with gusts as high as 25 kt. Showers likely, with thunderstorms also possible after 11pm. Seas 5 to 6 ft.
Saturday
WNW wind 10 to 15 kt becoming N in the afternoon. Showers likely before 9am. Seas 3 to 4 ft.
Saturday Night
N wind around 10 kt. Mostly clear. Seas 1 to 2 ft.
Sunday
NE wind around 10 kt becoming SSE in the afternoon. Mostly sunny. Seas around 1 ft.
Sunday Night
S wind around 10 kt becoming SSW after midnight. Partly cloudy. Seas 1 to 2 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: 12:39 pm EDT Sep 19, 2018
Forecast Valid: 4pm EDT Sep 19, 2018-6pm EDT Sep 26, 2018
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