Severe Thunderstorms Possible for the Central Gulf Coast; More Storms Move into the West

Strong to severe thunderstorms will be possible over the next several days along the central Gulf Coast and portions of the southeast. Storms may contain damaging winds, large hail and isolated tornadoes. Meanwhile, more storms will bring heavy rain, with heavy snow in the mountains to California and the southern Rockies through the weekend.
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30NM WNW San Francisco CA

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Showers Likely

    SW 20kt
    13ft
  • Tonight

    Showers Likely

    W 22kt
    Waves Building21ft
  • Saturday

    Chance Showers

    W 21kt
    21-23ft
  • Saturday
    Night

    Heavy Rain

    S 20kt
    Waves Building5ft
  • Sunday

    Rain Likely

    S 35ktWinds Decreasing
    13ftWaves Subsiding
  • Sunday
    Night

    Showers Likely

    W 16kt
    Waves Building4ft
  • Monday

    Chance Showers

    W 16kt
    4ft
  • Monday
    Night

    Showers Likely

    W 18kt
    2-4ft
  • Tuesday

    Mostly Sunny

    ENE 15kt
    1-2ft

Associated Zone Forecast which includes this point

Last Update: 2:29 am PST Jan 20, 2017
Forecast Valid: 2pm PST Jan 20, 2017-6pm PST Jan 26, 2017

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Detailed Forecast

...SMALL CRAFT ADVISORY FOR ROUGH BAR IN EFFECT THROUGH LATE

Synopsis: GREATER FARALLONES...AND CORDELL BANK NATIONAL MARINE SANCTUARIES...

STRONG SOUTHERLY GALE FORCE WINDS WILL CONTINUE ACROSS THE COASTAL WATERS THROUGH THIS MORNING AHEAD OF AN APPROACHING COLD FRONT. AS A RESULT ROUGH AND HAZARDOUS SEAS WILL CONTINUE THROUGH TODAY. AFTER THE FRONT PASSES THIS MORNING WINDS WILL SHIFT TO THE WEST BUT REMAIN MODERATE AND GUSTY. WINDS WILL INCREASE AGAIN SATURDAY NIGHT AS ANOTHER FRONTAL SYSTEM APPROACHES. VERY LARGE SWELLS ARRIVE FRIDAY AFTERNOON WITH SWELL HEIGHTS BUILDING TO 25 TO 30 FEET FRIDAY NIGHT AND SATURDAY. ROGUE WAVES OF 30 FEET OR GREATER ARE POSSIBLE DURING THIS TIMEFRAME.

This Afternoon
SW wind around 20 kt. Showers likely and possibly a thunderstorm. WSW swell 12 ft at 17 seconds. Wind waves around 5 ft.
Tonight
W wind 20 to 22 kt, with gusts as high as 28 kt. Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms after 10pm. W swell 20 ft at 17 seconds. Wind waves 5 to 6 ft.
Saturday
W wind around 21 kt. A chance of showers, mainly before 10am. W swell 20 to 22 ft at 18 seconds. Wind waves 5 to 6 ft.
Saturday Night
S wind 17 to 20 kt. Rain. The rain could be heavy at times. . Wind waves 2 ft building to 5 ft.
Sunday
S wind 30 to 35 kt becoming SW 22 to 27 kt in the morning. Winds could gust as high as 44 kt. Rain likely. . Wind waves 13 ft subsiding to 6 ft.
Sunday Night
W wind 9 to 16 kt. Showers likely, mainly before 10pm. . Wind waves 1 ft building to 4 ft.
Monday
W wind around 16 kt becoming SSW in the morning. A chance of showers. . Wind waves around 4 ft.
Monday Night
W wind 13 to 18 kt. Showers likely. . Wind waves 2 to 4 ft.
Tuesday
WNW wind 8 to 15 kt becoming ENE in the morning. Mostly sunny. . Wind waves 1 to 2 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: 38°N 122.99°W
Last Update: 2:29 am PST Jan 20, 2017
Forecast Valid: 2pm PST Jan 20, 2017-6pm PST Jan 26, 2017
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