Severe Thunderstorms Possible From The Plains To The Great Lakes, Heat Wave To Continue Over The Southern U.S.

Scattered strong to severe thunderstorms capable of damaging winds, large hail, isolated tornadoes, and heavy rainfall will be possible through tonight from the central Plains to the Great Lakes and Northeast U.S. The heavy rainfall could lead to localized flash flooding. Excessive heat will persist across the southern Plains and Desert Southwest early this week.
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45NM NW San Francisco CA

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Partly Sunny

    S 11kt
    4ft
  • Tonight

    Increasing Clouds

    SW 7ktWinds Decreasing
    4-5ft
  • Monday

    Patchy Fog

    Winds IncreasingW 7kt
    4ft
  • Monday
    Night

    Partly Cloudy

    WNW 15kt
    4-5ft
  • Tuesday

    Mostly Sunny

    WNW 15kt
    4ft
  • Tuesday
    Night

    Partly Cloudy

    NW 20kt
    4-5ft
  • Wednesday

    Mostly Sunny

    NW 19ktWinds Decreasing
    4-5ft
  • Wednesday
    Night

    Mostly Clear

    NW 15kt
    6-7ft
  • Thursday

    Sunny

    NW 12kt
    7ft

Associated Zone Forecast which includes this point

Last Update: 11:18 am PDT Aug 18, 2019
Forecast Valid: 1pm PDT Aug 18, 2019-6pm PDT Aug 24, 2019

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Detailed Forecast


Synopsis: PZZ500-190415- 847 AM PDT Sun Aug 18 2019 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Winds will diminish through mid week as high pressure weakens off the California coast and a low pressure system develops off of British Columbia. Shorter period northwest waves at around 8 to 10 seconds will continue to be the dominate feature through much of the week along with a light southerly swell. $$

This Afternoon
S wind 9 to 11 kt. Partly sunny. Mixed swell...W 4 ft at 8 seconds and SSW 1 ft at 14 seconds. Wind waves around 1 ft.
Tonight
SW wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Increasing clouds. Mixed swell...W 5 ft at 9 seconds and SSE 1 ft at 15 seconds becoming SSW. Wind waves around 1 ft.
Monday
Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. Patchy fog between 8am and 11am. Mixed swell...W 4 ft at 9 seconds and S 1 ft at 15 seconds. Wind waves around 1 ft.
Monday Night
WNW wind 9 to 15 kt. Partly cloudy. Mixed swell...W 4 ft and SSW 1 ft. Wind waves 1 to 2 ft.
Tuesday
WNW wind 13 to 15 kt. Mostly sunny. Mixed swell...W 3 ft and SSW 1 ft. Wind waves 1 to 2 ft.
Tuesday Night
NW wind 18 to 20 kt. Partly cloudy. Mixed swell...W 3 ft and SSW 1 ft. Wind waves 2 to 4 ft.
Wednesday
NW wind 14 to 19 kt decreasing to 7 to 12 kt in the morning. Mostly sunny. Mixed swell...W 5 ft and SSW 1 ft. Wind waves 1 to 2 ft.
Wednesday Night
NW wind 10 to 15 kt. Mostly clear. Mixed swell...W 7 ft and SSW 1 ft. Wind waves 1 to 2 ft.
Thursday
NW wind 8 to 12 kt. Sunny. Mixed swell...W 7 ft and SSW 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: 38.3°N 123.07°W
Last Update: 11:18 am PDT Aug 18, 2019
Forecast Valid: 1pm PDT Aug 18, 2019-6pm PDT Aug 24, 2019
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