Heavy Rain and Potential for Flash Flooding in the Southwest and Central U.S.

Strong to severe thunderstorms are forecast to develop along a frontal system stretching from portions of the Mississippi Valley into the Ohio Valley. These storms may produce heavy rain and flash flooding. The threat shifts east on Friday. Moonsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Four Corners area.

For More Weather Information:

Taunton, MA Local Forecast Office

6NM WNW Portsmouth RI

Marine Point Forecast

  • This

    Scattered Showers

    SSW 8kt

    High: 72 °F

  • Tonight

    Scattered Showers

    SSW 8ktWinds Decreasing

    Low: 67 °F

  • Friday

    Slight Chc Thunderstorms

    Light Wind

    High: 79 °F

  • Friday

    Chance Rain

    Winds IncreasingNE 7kt

    Low: 66 °F

  • Saturday

    Rain Likely

    NE 15kt

    High: 70 °F

  • Saturday

    Slight Chc Rain

    NNE 14kt

    Low: 63 °F

  • Sunday

    Partly Sunny

    NNE 11kt

    High: 72 °F

  • Sunday

    Mostly Cloudy

    E 8kt

    Low: 62 °F

  • Monday

    Partly Sunny

    NE 8kt

    High: 74 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:02 am EDT Jul 27, 2017
Forecast Valid: 12pm EDT Jul 27, 2017-6pm EDT Aug 2, 2017

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Detailed Forecast

Synopsis: ANZ200-280330- 1055 AM EDT Thu Jul 27 2017 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres will slide east of the waters today. A cold front will approach the waters from the west tonight then stall across the waters Fri. Low pres will move off the mid Atlantic coast Fri night and track south of New England this weekend which may bring a period of gale force NE winds. This early season gale will linger south of New Eng into early next week with NE flow persisting. 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. $$

This Afternoon
SSW wind around 8 kt. Scattered showers, mainly after 5pm. Seas around 1 ft.
SSW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Scattered showers and thunderstorms. Patchy fog between 9pm and 1am. Seas around 1 ft.
Variable winds 5 kt or less. A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 4pm. Patchy fog before 9am. Seas around 1 ft.
Friday Night
Variable winds less than 5 kt becoming NE 5 to 7 kt after midnight. A chance of rain and thunderstorms. Patchy fog after 11pm. Seas around 1 ft.
NE wind 13 to 15 kt, with gusts as high as 29 kt. Rain likely, mainly before 10am. Seas 2 to 3 ft.
Saturday Night
NNE wind 9 to 14 kt, with gusts as high as 30 kt. A slight chance of rain. Seas 2 to 3 ft.
NNE wind around 11 kt, with gusts as high as 28 kt. Partly sunny. Seas 2 to 3 ft.
Sunday Night
E wind 5 to 8 kt becoming N after midnight. Winds could gust as high as 21 kt. Mostly cloudy. Seas 1 to 2 ft.
N wind around 8 kt becoming ENE in the afternoon. Winds could gust as high as 22 kt. Partly sunny. Seas 1 to 2 ft.

Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.


  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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Point Forecast: 41.63°N 71.37°W
Last Update: 10:02 am EDT Jul 27, 2017
Forecast Valid: 12pm EDT Jul 27, 2017-6pm EDT Aug 2, 2017
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