Heavy Rain and Flooding in the Southern Plains to the Great Lakes

Several days of heavy rainfall will lead to flash flooding and river flooding from the Southern Plains to the Southern Great Lakes. A band of freezing rain is forecast across portions of the Southern Plains into the Middle Mississippi Valley.
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6NM NNW San Francisco CA

Marine Point Forecast

[NOTICE]
  • Today

    Chance Showers

    SE 12ktWinds Decreasing
  • Tonight

    Partly Cloudy

    W 12kt

    Small Craft Advisory
    Small Craft Advisory

  • Thursday

    Slight Chc Showers

    WNW 23kt

    Small Craft Advisory
    Small Craft Advisory

  • Thursday
    Night

    Partly Cloudy

    NW 20ktWinds Decreasing
  • Friday

    Sunny

    N 12kt
  • Friday
    Night

    Mostly Clear

    NW 8kt
  • Saturday

    Mostly Sunny

    NW 8kt
  • Saturday
    Night

    Partly Cloudy

    NW 13kt
  • Sunday

    Mostly Sunny

    NNW 6ktWinds Decreasing

Associated Zone Forecast which includes this point

Last Update: 2:59 am PST Feb 21, 2018
Forecast Valid: 6am PST Feb 21, 2018-6pm PST Feb 27, 2018

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Detailed Forecast


Synopsis: PZZ500-211715- 241 AM PST Wed Feb 21 2018 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Generally light winds this morning are forecast to gradually increase this afternoon and overnight as the next system impacts region. These gusty northerly winds will produce hazardous sea conditions with steep wind waves and fresh swell. $$

Today
SE wind 7 to 12 kt becoming variable and less than 5 kt in the afternoon. A chance of showers before 10am.
Tonight
W wind 7 to 12 kt. Partly cloudy.
Thursday
WNW wind 17 to 23 kt, with gusts as high as 29 kt. A slight chance of showers after 10am.
Thursday Night
NW wind 15 to 20 kt decreasing to 8 to 13 kt in the evening. Winds could gust as high as 26 kt. Partly cloudy.
Friday
N wind 10 to 12 kt. Sunny.
Friday Night
NW wind around 8 kt becoming SE in the evening. Mostly clear.
Saturday
ESE wind 6 to 8 kt becoming NW in the morning. Mostly sunny.
Saturday Night
NW wind 11 to 13 kt. Partly cloudy.
Sunday
NNW wind around 6 kt becoming variable and less than 5 kt in the morning. Mostly 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: 2:59 am PST Feb 21, 2018
Forecast Valid: 6am PST Feb 21, 2018-6pm PST Feb 27, 2018
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