Enhanced Risk for Severe Thunderstorms Across the Upper Midwest; Flash Flooding Possible from the Upper Midwest to Southern Plains and Desert Southwest Through Friday

Portions of the Upper Midwest will see an increased threat for severe thunderstorms through this evening, with a few strong tornadoes possible. The same region remains on alert for additional flash flood concerns. Heavy rainfall may lead to flash flooding across the Desert Southwest today, and Southern Plains by Friday. Finally, Major-to-record river flooding continues across the Carolinas.
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5NM NNW San Francisco CA

Marine Point Forecast

[NOTICE]
  • Today

    Sunny

    WSW 14kt
  • Tonight

    Mostly Clear

    SW 14kt
  • Friday

    Sunny

    WSW 16kt
  • Friday
    Night

    Increasing Clouds

    WSW 17kt
  • Saturday

    Mostly Sunny

    WSW 18kt
  • Saturday
    Night

    Partly Cloudy

    SW 17kt
  • Sunday

    Mostly Sunny

    SW 13kt
  • Sunday
    Night

    Mostly Clear

    WNW 12kt
  • Monday

    Sunny

    W 12kt

Associated Zone Forecast which includes this point

Last Update: 1:49 am PDT Sep 20, 2018
Forecast Valid: 11am PDT Sep 20, 2018-6pm PDT Sep 26, 2018

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Detailed Forecast


Synopsis: PZZ500-210430- 850 AM PDT Thu Sep 20 2018 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Breezy and gusty northwesterly winds will persist today with high pressure over the eastern Pacific and a thermal trough over California. This will likely produce steep waves over the northern offshore waters through today. Winds will diminish on Friday as the high pressure weakens. $$

Today
WSW wind 12 to 14 kt. Sunny.
Tonight
SW wind 8 to 14 kt. Mostly clear.
Friday
WSW wind 8 to 16 kt. Sunny.
Friday Night
WSW wind 14 to 17 kt. Increasing clouds.
Saturday
WSW wind 12 to 18 kt. Mostly sunny.
Saturday Night
SW wind 12 to 17 kt. Partly cloudy.
Sunday
SW wind 11 to 13 kt becoming W in the morning. Mostly sunny.
Sunday Night
WNW wind 6 to 12 kt. Mostly clear.
Monday
W wind 8 to 12 kt. Sunny.

*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: 37.86°N 122.46°W
Last Update: 1:49 am PDT Sep 20, 2018
Forecast Valid: 11am PDT Sep 20, 2018-6pm PDT Sep 26, 2018
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