Severe thunderstorms possible from the central Plains to the upper Midwest

Severe thunderstorms containing damaging winds, large hail, heavy rainfall, and a few isolated tornadoes will be possible this afternoon into tonight from the central Plains to the upper Midwest. The threat is expected to shift east into the Great Lakes region by Friday. In addition, heavy rainfall could cause localized flooding concerns.
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19NM S San Francisco CA

Marine Point Forecast

[NOTICE]
  • Today

    Patchy Fog

    WSW 7kt
    2ft

    Small Craft Advisory
    Small Craft Advisory

  • Tonight

    Patchy Fog

    W 7kt
    1-3ft

    Small Craft Advisory
    Small Craft Advisory

  • Thursday

    Patchy Fog

    Winds IncreasingWNW 9kt
    1-3ft
  • Thursday
    Night

    Patchy Fog

    WNW 10kt
    3ft
  • Friday

    Patchy Fog

    WNW 8kt
    3ft
  • Friday
    Night

    Patchy Fog

    WNW 9kt
    5ft
  • Saturday

    Patchy Fog

    NW 10kt
    5ft
  • Saturday
    Night

    Patchy Fog

    WNW 14kt
    5ft
  • Sunday

    Patchy Fog

    WSW 6kt
    5ft

Associated Zone Forecast which includes this point

Last Update: 2:06 am PDT Jun 28, 2017
Forecast Valid: 6am PDT Jun 28, 2017-6pm PDT Jul 4, 2017

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH

Synopsis: PZZ500-281615- 157 AM PDT Wed Jun 28 2017 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Moderate to locally strong northerly winds will prevail along the Central Coast as high pressure builds off the coast. Gusty winds will result in hazardous conditions with steep wind waves and fresh swell. $$

Today
WSW wind 5 to 7 kt. Patchy fog before 11am. Mixed swell...WNW 2 ft at 9 seconds and SW 1 ft at 13 seconds. Wind waves around 1 ft.
Tonight
W wind 5 to 7 kt. Patchy fog after 11pm. Mixed swell...W 4 ft at 10 seconds and SW 1 ft at 19 seconds. Wind waves around 1 ft.
Thursday
Variable winds less than 5 kt becoming WNW 5 to 9 kt in the afternoon. Patchy fog before 11am. Mixed swell...W 4 ft at 10 seconds and SW 1 ft at 18 seconds. Wind waves around 1 ft.
Thursday Night
WNW wind 7 to 10 kt. Patchy fog after 11pm. Mixed swell...WNW 5 ft and SW 1 ft. Wind waves around 1 ft.
Friday
WNW wind around 8 kt. Patchy fog before 11am. Mixed swell...W 4 ft and SW 1 ft. Wind waves around 1 ft.
Friday Night
WNW wind around 9 kt. Patchy fog after 11pm. Mixed swell...WNW 7 ft and SW 1 ft. Wind waves around 1 ft.
Saturday
NW wind 7 to 10 kt. Patchy fog before 11am. Mixed swell...WNW 5 ft and SW 1 ft. Wind waves around 1 ft.
Saturday Night
WNW wind 6 to 14 kt. Patchy fog after 11pm. Mixed swell...WNW 5 ft and SW 1 ft. Wind waves 1 to 2 ft.
Sunday
WSW wind around 6 kt. Patchy fog before 11am. Mixed swell...WNW 5 ft and SW 1 ft. Wind waves 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: 37.47°N 122.47°W
Last Update: 2:06 am PDT Jun 28, 2017
Forecast Valid: 6am PDT Jun 28, 2017-6pm PDT Jul 4, 2017
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