Heavy Rain and Possible Flash Flooding in the Northeast and Northern Mid-Atlantic

A strong cold front will push through the Eastern U.S. today with strong thunderstorms, heavy rain and possible flooding. The main zone for these hazards will be from portions of the Mid-Atlantic into parts of the Northeast, as a tremendous amount of moisture interacts with the cold front. This includes a portion of the I-95 corridor from Baltimore to Philadelphia and New York City.
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17NM SSW San Francisco CA

Marine Point Forecast

[NOTICE]
  • Today

    Mostly Cloudy

    NNW 9kt
    5ft
  • Tonight

    Mostly Cloudy

    Winds IncreasingWNW 6kt
    5ft
  • Friday

    Partly Sunny

    Light Wind
    4-5ft
  • Friday
    Night

    Mostly Cloudy

    Light Wind
    4ft
  • Saturday

    Partly Sunny

    Light Wind
    3-4ft
  • Saturday
    Night

    Mostly Cloudy

    Light Wind
    3ft
  • Sunday

    Mostly Cloudy

    Winds IncreasingW 7kt
    5ft
  • Sunday
    Night

    Mostly Cloudy

    W 8kt
    4ft
  • Monday

    Mostly Cloudy

    W 8kt
    4ft

Associated Zone Forecast which includes this point

Last Update: 4:02 am PDT Sep 23, 2021
Forecast Valid: 9am PDT Sep 23, 2021-6pm PDT Sep 29, 2021

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Detailed Forecast


Synopsis: PZZ500-232215- 249 AM PDT Thu Sep 23 2021 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Expect gusty northwest winds over the northern outer waters to decrease by late Thursday morning. Northwest winds over all coastal zones will be light Friday into the weekend. A longer period northwest swell mixing in with the weaker southerly swell. The next chance for new longer period swell is Sunday. $$

Today
NNW wind 5 to 9 kt. Mostly cloudy. Mixed swell...WNW 4 ft at 13 seconds and S 1 ft at 12 seconds becoming SSE. Wind waves around 1 ft.
Tonight
Variable winds less than 5 kt becoming WNW around 6 kt in the evening. Mostly cloudy. Mixed swell...WNW 5 ft at 12 seconds and SSE 1 ft at 11 seconds. Wind waves around 1 ft.
Friday
Variable winds 5 kt or less. Partly sunny. Mixed swell...WNW 4 to 5 ft at 11 seconds and SE 1 ft at 11 seconds. Wind waves around 1 ft.
Friday Night
Variable winds 5 kt or less. Mostly cloudy. Mixed swell...WNW 4 ft and S 1 ft becoming SSE. Wind waves around 1 ft.
Saturday
Variable winds 5 kt or less. Partly sunny. Mixed swell...WNW 3 ft and SW 1 ft becoming S. Wind waves around 1 ft.
Saturday Night
Variable winds 5 kt or less. Mostly cloudy. Mixed swell...W 2 to 3 ft and SSE 1 ft. Wind waves around 1 ft.
Sunday
Variable winds less than 5 kt becoming W 5 to 7 kt in the morning. Mostly cloudy. Mixed swell...W 5 ft and SSE 1 ft. Wind waves around 1 ft.
Sunday Night
W wind 5 to 8 kt. Mostly cloudy. Mixed swell...W 4 ft and SE 1 ft. Wind waves around 1 ft.
Monday
W wind 5 to 8 kt. Mostly cloudy. Mixed swell...W 4 ft and S 1 ft. Wind waves around 1 ft.

.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Seas 3 to 5 ft, with a dominant period of 11 seconds. ACROSS THE BAR...Seas 4 to 6 ft, with a dominant period of 11 seconds. Maximum ebb current of 2.1 kt at 07:01 AM Thursday and 3.3 kt at 07:01 PM Thursday.

*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: 37.52°N 122.57°W
Last Update: 4:02 am PDT Sep 23, 2021
Forecast Valid: 9am PDT Sep 23, 2021-6pm PDT Sep 29, 2021
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