Heavy Rain and Potential for Flash Flooding for Mid-Atlantic

A strong storm system will bring heavy rain to the Mid-Atlantic and central Appalachians into Saturday. Flash flooding and widespread lowland flooding are possible during this period. Meanwhile, monsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Desert Southwest through the southern/central Rockies and High Plains.
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Taunton, MA Local Forecast Office

4NM NE Nantucket MA

Marine Point Forecast

[NOTICE]
  • Today

    Rain Likely

    Winds IncreasingNE 16kt
    Waves Building3ft

    High: 67 °F

  • Tonight

    Chance Rain

    NNE 19kt
    3ft

    Low: 62 °F

  • Sunday

    Mostly Sunny

    NNE 19kt
    2-3ft

    High: 69 °F

  • Sunday
    Night

    Mostly Clear

    ENE 11kt
    Waves Building4ft

    Low: 62 °F

  • Monday

    Sunny

    N 9kt
    Waves Building4ft

    High: 71 °F

  • Monday
    Night

    Partly Cloudy

    S 6kt
    1ft

    Low: 64 °F

  • Tuesday

    Mostly Sunny

    W 6kt
    1ft

    High: 73 °F

  • Tuesday
    Night

    Partly Cloudy

    SSW 6kt
    1ft

    Low: 65 °F

  • Wednesday

    Mostly Sunny

    SSW 7kt
    1ft

    High: 75 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:27 am EDT Jul 29, 2017
Forecast Valid: 8am EDT Jul 29, 2017-6pm EDT Aug 4, 2017

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Detailed Forecast

...GALE WARNING IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH

Synopsis: ANZ200-300000- 716 AM EDT Sat Jul 29 2017 .Synopsis for Massachusetts and Rhode Island coastal waters... Low pres will track south of New England today likely bringing a period of gale force NE winds to the outer waters. This early season gale will slowly move offshore tonight and Sunday with weak high pres building over the waters Mon and Tue. 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. $$

Today
NE wind 10 to 13 kt increasing to 13 to 16 kt in the afternoon. Winds could gust as high as 28 kt. Rain likely, mainly between 11am and 5pm. Areas of fog after 10am. Seas 1 ft building to 3 ft.
Tonight
NNE wind around 19 kt, with gusts as high as 32 kt. A chance of rain, mainly before 10pm. Patchy fog before midnight. Seas around 3 ft.
Sunday
NNE wind 16 to 19 kt, with gusts as high as 27 kt. Mostly sunny. Seas 2 to 3 ft.
Sunday Night
ENE wind 6 to 11 kt becoming N after midnight. Mostly clear. Seas 1 ft building to 4 ft.
Monday
N wind around 9 kt becoming SE in the afternoon. Sunny. Seas 1 ft building to 4 ft.
Monday Night
S wind around 6 kt becoming SW after midnight. Partly cloudy. Seas around 1 ft.
Tuesday
W wind around 6 kt. Mostly sunny. Seas around 1 ft.
Tuesday Night
S wind around 6 kt becoming SW after midnight. Partly cloudy. Seas around 1 ft.
Wednesday
SSW wind around 7 kt. Mostly sunny. 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: 41.34°N 70.04°W
Last Update: 5:27 am EDT Jul 29, 2017
Forecast Valid: 8am EDT Jul 29, 2017-6pm EDT Aug 4, 2017
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