Dangerous Heat Wave To Persist From The Midwest to the Ohio Valley

A very hot and humid air mass will persist today across much of the Midwest and Ohio Valley. Afternoon high temperatures will exceed 95 degrees in many locations with heat index values between 100 and 110. Hot temperatures will expand into the eastern U.S. on Monday with several of the major I-95 cities reaching 90 degrees or higher. Take it slow, drink plenty of fluids and limit outdoor exposure.
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Norton, MA Local Forecast Office

6NM NW Portsmouth RI

Marine Point Forecast

[NOTICE]
  • Tonight

    Mostly Clear

    SSW 9kt
    1ft

    Low: 64 °F

  • Monday

    Mostly Sunny

    Winds IncreasingSSW 18kt
    Waves Building3ft

    High: 81 °F

    Small Craft Advisory
    Small Craft Advisory

  • Monday
    Night

    Heavy Rain

    SSW 14ktWinds Decreasing
    1ft

    Low: 68 °F

  • Tuesday

    Slight Chc Thunderstorms

    N 9kt
    1ft

    High: 82 °F

  • Tuesday
    Night

    Mostly Clear

    Light Wind
    1ft

    Low: 60 °F

  • Wednesday

    Sunny

    Winds IncreasingSSW 9kt
    1ft

    High: 78 °F

  • Wednesday
    Night

    Partly Cloudy

    SW 7kt
    1ft

    Low: 62 °F

  • Thursday

    Sunny

    Light Wind
    1ft

    High: 74 °F

  • Thursday
    Night

    Mostly Clear

    SSE 6ktWinds Decreasing
    1ft

    Low: 57 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:10 pm EDT Jun 17, 2018
Forecast Valid: 9pm EDT Jun 17, 2018-6pm EDT Jun 24, 2018

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH

Synopsis: ANZ200-181200- 716 PM EDT Sun Jun 17 2018 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres will shift fully to the east on Mon. A cold front will approach the waters from the northwest Mon evening, crossing the waters by Tue morning. Fair weather high pres returns Tue through at least Thu. For information on possible hazardous weather beyond the 24-36 hour forecast period, please visit www.weather.gov/boston and follow the Current Hazards link above the map on the left. $$

Tonight
SSW wind 7 to 9 kt. Mostly clear. Seas around 1 ft.
Monday
SSW wind 9 to 12 kt increasing to 15 to 18 kt in the afternoon. Winds could gust as high as 27 kt. Mostly sunny. Seas 1 ft building to 3 ft.
Monday Night
SSW wind 11 to 14 kt decreasing to 8 to 11 kt after midnight. A chance of showers and thunderstorms, mainly between 7pm and 5am. Some of the storms could produce heavy rain. Patchy fog after 5am. Seas around 1 ft.
Tuesday
N wind 7 to 9 kt. A slight chance of showers and thunderstorms before 9am. Patchy fog before 9am. Seas around 1 ft.
Tuesday Night
Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.
Wednesday
Variable winds less than 5 kt becoming SSW 5 to 9 kt in the morning. Sunny. Seas around 1 ft.
Wednesday Night
SW wind 5 to 7 kt becoming W after midnight. Partly cloudy. Seas around 1 ft.
Thursday
Variable winds 5 kt or less. Sunny. Seas around 1 ft.
Thursday Night
SSE wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas around 1 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: 41.67°N 71.35°W
Last Update: 7:10 pm EDT Jun 17, 2018
Forecast Valid: 9pm EDT Jun 17, 2018-6pm EDT Jun 24, 2018
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