National Weather Service United States Department of Commerce

As system moves offshore in the east, snow develops across parts of western, southern U.S.

The system that has been bringing a mix of wintry precipitation to the Southeast and mid-Atlantic will continue to move off shore over the Atlantic on Thursday, with snow continuing from the Ohio Valley, southern Great Lakes and Appalachians through Thursday evening. Meanwhile, snow will develop over the central and southern Rockies, with rain and mountain snow across the Pacific Northwest.
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Last Update: 241 PM PST THU FEB 26 2015

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Coastal Waters from Point Reyes to Pigeon Point California out to 10 nm

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING...



  • SynopsisGUSTY NORTHERLY WINDS WILL CONTINUE OVERNIGHT INTO FRIDAY AS A WEATHER SYSTEM MOVES ACROSS THE NORTHERN WATERS. SOME SHOWERS WILL BE POSSIBLE AS WELL BUT THE MAIN IMPACT WILL BE STRONG WINDS AND ROUGH SEAS. SHOWER CHANCES WILL LINGER INTO SATURDAY BEFORE WINDS FINALLY SUBSIDE AS THE WEATHER SYSTEM MOVES INLAND. LIGHTER WINDS RETURN SUNDAY BUT LARGE SEAS WILL CONTINUE THROUGH THE WEEKEND.
  • Tonight NW winds 20 to 30 kt. Wind waves 3 to 6 ft. NW swell 7 to 9 ft at 9 seconds.
  • Fri NW winds 15 to 25 kt. Wind waves 3 to 5 ft. NW swell 6 to 8 ft at 9 seconds. Slight chance of rain in the morning...then chance of showers in the afternoon.
  • Fri Night NW winds 15 to 25 kt. Wind waves 3 to 5 ft. NW swell 7 to 9 ft at 9 seconds. Chance of showers.
  • Sat NW winds 5 to 15 kt. Wind waves 1 to 3 ft. NW swell 7 to 9 ft at 9 seconds. Chance of showers.
  • Sat Night NW winds 10 kt. Wind waves 2 ft or less. NW swell 7 to 9 ft at 10 seconds. Slight chance of showers.
  • Sun NW winds 5 to 15 kt. Wind waves 1 to 3 ft. NW swell 6 to 8 ft...decreasing to 5 to 7 ft.
  • Mon NW winds 20 to 30 kt. Wind waves 3 to 4 ft...increasing to 3 to 7 ft. NW swell 7 to 9 ft. Slight chance of showers.
  • Tue NW winds 15 to 25 kt. Wind waves 3 to 5 ft. NW swell 8 to 10 ft. SW swell 3 ft. Slight chance of showers.

    .....san francisco bar/fourfathom bank forecast.....

    in the deep water channel...combined seas 6 to 8 feet with a dominant swell period of 9 seconds.

    across the bar...combined seas 7 to 9 feet with a dominant swell period of 9 seconds. Maximum ebb current of 1.1 knots at 10:46 pm thursday and 1.6 knots at 10:47 am friday morning.




.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...COMBINED SEAS 6 TO 8 FEET WITH A DOMINANT SWELL PERIOD OF 9 SECONDS. ACROSS THE BAR...COMBINED SEAS 7 TO 9 FEET WITH A DOMINANT SWELL PERIOD OF 9 SECONDS. MAXIMUM EBB CURRENT OF 1.1 KNOTS AT 10:46 PM THURSDAY AND 1.6 KNOTS AT 10:47 AM FRIDAY MORNING.

Additional Forecasts and Information

Zone Area Forecast for Coastal Waters from Point Reyes to Pigeon Point California out to 10 nm
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