Tranquil Conditions Across The U.S.

Overall a quiet day or two coming up for the U.S. lower 48. A system will pass through the South and northern Gulf Coast region for some rain and a few thunderstorms, perhaps some light snow on the northern periphery from the Mid Mississippi Valley into the western Ohio Valley. Another system will sweep through the Northwest to the northern Rockies with some shower activity and mountain snow.
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Gray/Portland, ME Local Forecast Office

20NM ENE Portsmouth NH

Marine Point Forecast

[NOTICE]
  • Overnight

    Partly Cloudy

    NNW 25km/h
    1m

    Low: -1 °C

  • Wednesday

    Sunny

    Winds IncreasingNNW 25km/h
    1m

    High: 2 °C

  • Wednesday
    Night

    Clear

    N 30km/h
    1m

    Low: -8 °C

  • Thursday

    Sunny

    N 25km/hWinds Decreasing
    1m

    High: 0 °C

  • Thursday
    Night

    Partly Cloudy

    Winds IncreasingW 20km/h
    1m

    Low: -4 °C

  • Friday

    Sunny

    W 20km/h
    < 1m

    High: 4 °C

  • Friday
    Night

    Mostly Cloudy

    SW 10km/h
    < 1m

    Low: 0 °C

  • Saturday

    Chance Rain/Snow

    Winds IncreasingNE 15km/h
    < 1m

    High: 3 °C

  • Saturday
    Night

    Chance Rain/Snow

    Winds IncreasingN 25km/h
    < 1m

    Low: 1 °C


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:31 pm EST Jan 28, 2020
Forecast Valid: 4am EST Jan 29, 2020-6pm EST Feb 4, 2020

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Detailed Forecast


Synopsis: ANZ100-292215- 309 AM EST Wed Jan 29 2020 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... North flow over the waters today will continue through tonight. Winds are expected to increase slightly late this afternoon into Thursday morning. High pressure builds in Thursday and Friday with light winds and small seas. Low pressure will likely pass to the east of the waters late in the weekend and could allow for some gales on the outer waters. && $$

Overnight
NNW wind around 25 km/h, with gusts as high as 35 km/h. Partly cloudy. Seas around 1 m.
Wednesday
NNW wind 20 to 23 km/h increasing to 22 to 25 km/h in the afternoon. Winds could gust as high as 35 km/h. Sunny. Seas around 1 m.
Wednesday Night
N wind 25 to 30 km/h, with gusts as high as 40 km/h. Clear. Seas around 1 m.
Thursday
N wind 20 to 25 km/h decreasing to 10 to 15 km/h. Winds could gust as high as 35 km/h. Sunny. Seas around 1 m.
Thursday Night
W wind 10 to 15 km/h increasing to 15 to 20 km/h after midnight. Partly cloudy. Seas around 1 m.
Friday
W wind 15 to 20 km/h. Sunny. Seas 1 m or less.
Friday Night
SW wind 5 to 10 km/h becoming E after midnight. Mostly cloudy. Seas 1 m or less.
Saturday
NE wind 10 to 13 km/h becoming NE 12 to 15 km/h in the afternoon. A chance of rain and snow. Seas 1 m or less.
Saturday Night
NE wind 20 to 23 km/h becoming N 22 to 25 km/h after midnight. Winds could gust as high as 35 km/h. A chance of rain and snow. Seas 1 m or less.

*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: 43.17°N 70.36°W
Last Update: 11:31 pm EST Jan 28, 2020
Forecast Valid: 4am EST Jan 29, 2020-6pm EST Feb 4, 2020
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