Continuous Heavy Rainfall And Threat For Flooding Over The Western Gulf Coast And Midwest; Excessive Heat Widespread Across The Desert Southwest

A very slow moving disturbance will deliver continuous tropical heavy rainfall and flooding along the Texas Gulf Coast into Louisiana. Additional heavy rainfall will be possible across the Midwest and Ohio Valley, from a circulation and stalled frontal zone. Very hot temperatures exceeding 110 degrees are likely over southern California, Nevada and Arizona, which includes Las Vegas and Phoenix.
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Gray/Portland, ME Local Forecast Office

25NM ENE Portsmouth NH

Marine Point Forecast

[NOTICE]
  • Today

    Sunny

    S 15kt
    2ft

    High: 67 °F

  • Tonight

    Mostly Clear

    SSW 10kt
    3ft

    Low: 59 °F

  • Thursday

    Sunny

    NNE 10kt
    2ft

    High: 61 °F

  • Thursday
    Night

    Mostly Clear

    Light Wind
    1-2ft

    Low: 55 °F

  • Friday

    Sunny

    Winds IncreasingS 10kt
    1-2ft

    High: 63 °F

  • Friday
    Night

    Mostly Clear

    S 15kt
    2ft

    Low: 59 °F

  • Saturday

    Chance Showers

    SSE 10kt
    2ft

    High: 63 °F

  • Saturday
    Night

    Showers Likely

    SSE 10kt
    3ft

    Low: 60 °F

  • Sunday

    Chance Showers

    SSW 15kt
    3ft

    High: 67 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:13 am EDT Jun 20, 2018
Forecast Valid: 11am EDT Jun 20, 2018-6pm EDT Jun 26, 2018

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Detailed Forecast


Synopsis: ANZ100-210400- 1000 AM EDT Wed Jun 20 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... High pressure will remain over New England today. A cold front will drop south from Canada and will exit to our south by Thursday morning. Another area of high pressure will build in from Canada. The next disturbance approaches from the west for the weekend with chances of showers and thunderstorms. $$

Today
S wind 10 to 15 kt. Sunny. Seas around 2 ft.
Tonight
SSW wind around 10 kt becoming W after midnight. Mostly clear. Seas around 3 ft.
Thursday
NNE wind around 10 kt becoming ESE in the afternoon. Sunny. Seas around 2 ft.
Thursday Night
Variable winds 5 kt or less. Mostly clear. Seas 1 to 2 ft.
Friday
NNE wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Sunny. Seas 1 to 2 ft.
Friday Night
S wind 10 to 15 kt. Mostly clear. Seas around 2 ft.
Saturday
SSE wind 5 to 10 kt. A chance of showers. Seas around 2 ft.
Saturday Night
SSE wind around 10 kt becoming SSW after midnight. Showers likely. Seas around 3 ft.
Sunday
SSW wind 10 to 15 kt. A chance of showers. Seas around 3 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: 43.18°N 70.24°W
Last Update: 10:13 am EDT Jun 20, 2018
Forecast Valid: 11am EDT Jun 20, 2018-6pm EDT Jun 26, 2018
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