Heavy Rainfall And Flooding Threat Gradually Shifts From The Western Gulf Coast To The Mid Mississippi and Ohio Valleys and Mid-Atlantic Region; Excessive Heat Consumes Desert Southwest.

A low pressure system will advance slowly south and west from south TX into Mexico, which will gradually curtail the torrential rainfall and flooding in south/southeast TX. Focus for heavy flooding rain will shift to the Mid MS/Ohio Valleys and Mid-Atlantic, as an area of low pressure tracks very slowly along a moist stationary front. Finally, Heat will be the word in parts of CA and Southwest.
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Gray/Portland, ME Local Forecast Office

18NM S Portland ME

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Chance Showers

    Light Wind
    2ft

    High: 66 °F

  • Tonight

    Mostly Clear

    Winds IncreasingN 10kt
    1-2ft

    Low: 54 °F

  • Friday

    Sunny

    NE 10kt
    1ft

    High: 67 °F

  • Friday
    Night

    Increasing Clouds

    Light Wind
    2ft

    Low: 54 °F

  • Saturday

    Chance Showers

    S 10kt
    2-3ft

    High: 60 °F

  • Saturday
    Night

    Showers Likely

    S 10kt
    3ft

    Low: 57 °F

  • Sunday

    Chance Showers

    SSW 10kt
    3ft

    High: 64 °F

  • Sunday
    Night

    Showers Likely

    Light Wind
    3ft

    Low: 58 °F

  • Monday

    Chance Showers

    N 10kt
    3ft

    High: 62 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:31 am EDT Jun 21, 2018
Forecast Valid: 12pm EDT Jun 21, 2018-6pm EDT Jun 27, 2018

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Detailed Forecast


Synopsis: ANZ100-220345- 931 AM EDT Thu Jun 21 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... High pressure builds into the region through Friday with fair weather. Low pressure approaches from the west early on Saturday with the potential for showers and perhaps thunder Saturday afternoon through Sunday night. High pressure then builds in later Monday. $$

This Afternoon
Variable winds 5 kt or less. A chance of showers, mainly before 1pm. Seas around 2 ft.
Tonight
Variable winds less than 5 kt becoming N 5 to 10 kt after midnight. Mostly clear. Seas 1 to 2 ft.
Friday
NE wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Seas around 1 ft.
Friday Night
Variable winds 5 kt or less. Increasing clouds. Seas around 2 ft.
Saturday
S wind 5 to 10 kt. A chance of showers after 11am. Seas 2 to 3 ft.
Saturday Night
SE wind 5 to 10 kt becoming SSW after midnight. Showers likely. Seas around 3 ft.
Sunday
SSW wind 5 to 10 kt. A chance of showers. Seas around 3 ft.
Sunday Night
Variable winds 5 kt or less. Showers likely. Seas around 3 ft.
Monday
N wind around 10 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: 43.36°N 70.28°W
Last Update: 9:31 am EDT Jun 21, 2018
Forecast Valid: 12pm EDT Jun 21, 2018-6pm EDT Jun 27, 2018
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