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

Heavy rain has come to an end across the Northeast U.S. as Florence moves into the Atlantic, but major-to-record river flooding will continue across the Carolinas for days to weeks as Florence's rainfall 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.
Read More...

For More Weather Information:

Gray/Portland, ME Local Forecast Office

25NM ENE Portsmouth NH

Marine Point Forecast

[NOTICE]
  • Today

    Mostly Cloudy

    NNE 15kt
    3-4ft

    High: 64 °F

    Small Craft Advisory
    Small Craft Advisory

  • Tonight

    Mostly Cloudy

    NE 15kt
    3-4ft

    Low: 56 °F

  • Thursday

    Partly Sunny

    NE 15kt
    3-4ft

    High: 63 °F

  • Thursday
    Night

    Partly Cloudy

    Light Wind
    3-4ft

    Low: 62 °F

  • Friday

    Chance Showers

    Winds IncreasingS 20kt
    4-5ft

    High: 68 °F

  • Friday
    Night

    Showers Likely

    S 20kt
    6ft

    Low: 66 °F

  • Saturday

    Showers Likely

    WNW 15kt
    3-4ft

    High: 67 °F

  • Saturday
    Night

    Partly Cloudy

    N 15kt
    2ft

    Low: 59 °F

  • Sunday

    Mostly Sunny

    NE 10kt
    1ft

    High: 64 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:13 am EDT Sep 19, 2018
Forecast Valid: 8am EDT Sep 19, 2018-6pm EDT Sep 25, 2018

View Nearby Observations

Detailed Forecast


Synopsis: ANZ100-192330- 519 AM 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. && $$

Today
NNE wind around 15 kt, with gusts as high as 20 kt. Mostly cloudy. Seas 3 to 4 ft.
Tonight
NE wind 10 to 15 kt, with gusts as high as 20 kt. Mostly cloudy. Seas 3 to 4 ft.
Thursday
NE wind 10 to 15 kt. Partly sunny. Seas 3 to 4 ft.
Thursday Night
Variable winds 5 kt or less. Partly cloudy. Seas 3 to 4 ft.
Friday
S wind 10 to 15 kt increasing to 15 to 20 kt in the afternoon. Winds could gust as high as 25 kt. A chance of showers after 4pm. Seas 4 to 5 ft.
Friday Night
S wind around 20 kt, with gusts as high as 30 kt. Showers likely, with thunderstorms also possible after 10pm. Seas around 6 ft.
Saturday
WNW wind 10 to 15 kt becoming N in the afternoon. Winds could gust as high as 20 kt. Showers likely and possibly a thunderstorm before 9am. Seas 3 to 4 ft.
Saturday Night
N wind 10 to 15 kt, with gusts as high as 20 kt. Partly cloudy. Seas around 2 ft.
Sunday
NE wind around 10 kt becoming SSE in the afternoon. Mostly sunny. Seas around 1 ft.

Winds and seas higher in and near tstms.

*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.
  Select Another Point

ABOUT THIS FORECAST

Point Forecast: 43.18°N 70.24°W
Last Update: 5:13 am EDT Sep 19, 2018
Forecast Valid: 8am EDT Sep 19, 2018-6pm EDT Sep 25, 2018
  Forecast Discussion
  Get as KML Get as XML

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data