Hazardous Summer Heat Continues For Several Spots

More summer heat is expected for parts of the western and southern U.S. this week. Excessive Heat Warnings are in effect for parts of the West, while Heat Advisories blanket the South. Record high temperatures are possible in the South this weekend well into next week, so this period of hazardous heat will be a prolonged one.
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Gray/Portland, ME Local Forecast Office

20NM ENE Portsmouth NH

Marine Point Forecast

[NOTICE]
  • Today

    Sunny

    N 10kt
    3ft

    High: 75 °F

  • Tonight

    Mostly Clear

    Winds IncreasingN 15kt
    2-3ft

    Low: 57 °F

  • Thursday

    Sunny

    N 10kt
    2-3ft

    High: 70 °F

  • Thursday
    Night

    Mostly Clear

    S 10kt
    2ft

    Low: 60 °F

  • Friday

    Sunny

    Light Wind
    2ft

    High: 70 °F

  • Friday
    Night

    Mostly Clear

    S 10kt
    2-3ft

    Low: 62 °F

  • Saturday

    Sunny

    SE 10kt
    2ft

    High: 69 °F

  • Saturday
    Night

    Chance Showers

    E 10kt
    3ft

    Low: 63 °F

  • Sunday

    Showers Likely

    E 15kt
    5ft

    High: 68 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:27 am EDT Jul 18, 2018
Forecast Valid: 9am EDT Jul 18, 2018-6pm EDT Jul 24, 2018

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Detailed Forecast


Synopsis: ANZ100-190130- 719 AM EDT Wed Jul 18 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... High pressure will build into the region from the west today through Thursday and will hold over the area through Saturday. A warm front will approach from the south Saturday night and will lift north through the region on Sunday. $$

Today
N wind 5 to 10 kt becoming ESE in the afternoon. Sunny. Seas around 3 ft.
Tonight
Variable winds less than 5 kt becoming N 10 to 15 kt in the evening. Mostly clear. Seas 2 to 3 ft.
Thursday
N wind 5 to 10 kt becoming S in the afternoon. Sunny. Seas 2 to 3 ft.
Thursday Night
S wind 5 to 10 kt becoming WSW after midnight. Mostly clear. Seas around 2 ft.
Friday
Variable winds 5 kt or less. Sunny. Seas around 2 ft.
Friday Night
S wind 5 to 10 kt. Mostly clear. Seas 2 to 3 ft.
Saturday
SE wind 5 to 10 kt. Sunny. Seas around 2 ft.
Saturday Night
ESE wind around 10 kt becoming E after midnight. A chance of showers. Seas around 3 ft.
Sunday
E wind around 15 kt becoming SE in the afternoon. Showers likely. Seas around 5 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: 43.17°N 70.36°W
Last Update: 7:27 am EDT Jul 18, 2018
Forecast Valid: 9am EDT Jul 18, 2018-6pm EDT Jul 24, 2018
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