National Weather Service United States Department of Commerce

Rain, thunderstorms possible for parts of Texas and Gulf Coast; additional rain and mountain snow forecast out West

A developing storm system will bring rain and thunderstorms across parts of South Texas and the western Gulf Coast on Thursday. Some of the thunderstorms that develop late Thursday night into Friday have the potential to be severe. Meanwhile, additional rainfall and mountain snow is forecast for northern California and the Pacific Northwest.
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Last Update: 344 AM EST FRI DEC 19 2014

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Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island

Marine Zone Forecast





  • Today NW winds 10 to 15 kt. Gusts up to 20 kt this morning. Seas 2 to 4 ft.
  • Tonight N winds around 10 kt. Seas 2 to 3 ft.
  • Sat NE winds around 10 kt. Seas around 2 ft.
  • Sat Night NE winds 10 to 15 kt. Seas 2 to 3 ft.
  • Sun NE winds 10 to 15 kt. Seas 2 to 3 ft.
  • Sun Night NE winds 10 to 15 kt...diminishing to 5 to 10 kt after midnight. Seas 2 to 3 ft.
  • Mon E winds 10 to 15 kt. Seas 2 to 3 ft.
  • Mon Night E winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of showers.
  • Tue E winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of showers.
  • Tue Night E winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. A chance of showers.

    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.




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.

Additional Forecasts and Information

Zone Area Forecast for Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island
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