Severe Thunderstorms over the Plains, Heavy Rain Threat Continues over Portions of the Mississippi Valley

Heavy rainfall with localized flooding will remain possible over portions of the Mississippi Valley and the Plains through midweek. In addition, severe thunderstorms will be possible over the southern and central Plains. Some of the storms could contain damaging winds and large hail.
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Gray/Portland, ME Local Forecast Office

9NM ESE Portsmouth NH

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Sunny

    N 10kt
    2ft

    High: 76 °F

  • Tonight

    Clear

    NW 10kt
    2ft

    Low: 59 °F

  • Thursday

    Sunny

    SW 10kt
    2-3ft

    High: 75 °F

  • Thursday
    Night

    Partly Cloudy

    SSW 10kt
    3ft

    Low: 65 °F

  • Friday

    Chance Showers

    SE 10kt
    2ft

    High: 70 °F

  • Friday
    Night

    Showers Likely

    S 10kt
    2-3ft

    Low: 66 °F

  • Saturday

    Chance Showers

    S 10kt
    4ft

    High: 74 °F

  • Saturday
    Night

    Chance Showers

    S 10kt
    5ftWaves Subsiding

    Low: 66 °F

  • Sunday

    Mostly Sunny

    W 10kt
    2ft

    High: 76 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:25 am EDT Aug 16, 2017
Forecast Valid: 12pm EDT Aug 16, 2017-6pm EDT Aug 22, 2017

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Detailed Forecast


Synopsis: ANZ100-170330- 922 AM EDT Wed Aug 16 2017 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... High pressure approaching the region today and cresting over the region on Thursday will give way to a low pressure system moving in from the west Friday. Hurricane Gert will remain well offshore with swell impacting our region. $$

This Afternoon
N wind around 10 kt becoming E. Sunny. Seas around 2 ft.
Tonight
W wind 5 to 10 kt becoming NNW after midnight. Clear. Seas around 2 ft.
Thursday
WNW wind 5 to 10 kt becoming SW in the afternoon. Sunny. Seas 2 to 3 ft.
Thursday Night
SSW wind 5 to 10 kt becoming N after midnight. Partly cloudy. Seas around 3 ft.
Friday
ENE wind 5 to 10 kt becoming SE in the afternoon. A chance of showers after 1pm. Seas around 2 ft.
Friday Night
S wind around 10 kt. Showers likely, mainly after 7pm. Seas 2 to 3 ft.
Saturday
S wind around 10 kt. A chance of showers. Seas around 4 ft.
Saturday Night
S wind 5 to 10 kt becoming W after midnight. A chance of showers. Seas 5 ft subsiding to 3 ft.
Sunday
W wind 5 to 10 kt. Mostly sunny. Seas around 2 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.
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ABOUT THIS FORECAST

Point Forecast: 42.99°N 70.62°W
Last Update: 8:25 am EDT Aug 16, 2017
Forecast Valid: 12pm EDT Aug 16, 2017-6pm EDT Aug 22, 2017
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