Two Storms to Merge Over the Ohio Valley; Heavy Snow Forecast Midwest into Great Lakes

A storm moving across the northwest will continue mountain snow and gusty winds through Monday. Another storm over the central U.S. will bring heavy rain and thunderstorms to the Southeast states Monday. These two storms are forecast to merge over the Ohio Valley Tuesday with a band of heavy snow possible from the Midwest into the central Great Lakes.

Hazardous Weather Conditions

For More Weather Information:

Gray/Portland, ME Local Forecast Office

12NM NNW Gloucester MA

Marine Point Forecast

  • Overnight

    Mostly Clear

    SW 10kt

    Low: 32 °F

  • Monday


    SSW 10kt

    High: 51 °F

  • Monday

    Mostly Cloudy

    Light Wind

    Low: 38 °F

  • Tuesday

    Mostly Cloudy

    NE 10kt

    High: 43 °F

  • Tuesday

    Chance Rain

    NE 10kt

    Low: 37 °F

  • Wednesday

    Rain Likely

    ENE 15kt
    Waves Building4ft

    High: 42 °F

  • Wednesday


    ESE 15kt
    Waves Building7ft

    Low: 40 °F

  • Thursday

    Chance Rain

    WSW 15kt

    High: 45 °F

  • Thursday

    Partly Cloudy

    W 15kt

    Low: 29 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:27 pm EST Feb 23, 2020
Forecast Valid: 11pm EST Feb 23, 2020-6pm EST Mar 1, 2020

View Nearby Observations

Detailed Forecast

Synopsis: ANZ100-241730- 1017 PM EST Sun Feb 23 2020 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... Southwest winds will increase through tomorrow as high pressure to our south slowly slides off to the east. A low pressure system crosses Wednesday night into Thursday with increasing winds and seas. Gusty offshore winds continue behind the system through the end of the week. && $$

SW wind 5 to 10 kt. Mostly clear. Seas around 2 ft.
SSW wind around 10 kt. Sunny. Seas around 2 ft.
Monday Night
Variable winds 5 kt or less. Mostly cloudy. Seas 1 to 2 ft.
N wind 5 to 10 kt becoming NE in the afternoon. Mostly cloudy. Seas around 1 ft.
Tuesday Night
NE wind around 10 kt. A chance of rain. Seas 1 to 2 ft.
ENE wind 10 to 15 kt. Rain likely, mainly after 1pm. Seas 2 ft building to 4 ft.
Wednesday Night
E wind around 15 kt becoming SSE after midnight. Winds could gust as high as 25 kt. Rain. Seas 5 ft building to 7 ft.
SSW wind 10 to 15 kt becoming WSW in the afternoon. Winds could gust as high as 20 kt. A chance of rain. Seas 4 to 5 ft.
Thursday Night
W wind around 15 kt. Partly cloudy. Seas 2 to 3 ft.


  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


Point Forecast: 42.81°N 70.78°W
Last Update: 10:27 pm EST Feb 23, 2020
Forecast Valid: 11pm EST Feb 23, 2020-6pm EST Mar 1, 2020
  Forecast Discussion
  Get as KML Get as XML


Link to Local Radar Data Link to Satellite Data