Heavy Rainfall and Flash Flood Threat for the Southern Plains Today; Severe Thunderstorms from the Northeast to the Ohio Valley

Heavy rains are leading to an elevated concern for flash flooding across parts of Oklahoma and Texas today, and this heavy rainfall will spread slowly east over the weekend. Severe thunderstorms may produce damaging winds and a few tornadoes across parts of the Northeast and Ohio Valley this afternoon and evening. Significant river flooding continues across the Carolinas.
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18NM S San Francisco CA

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Patchy Fog

    Light Wind
    1m
  • Tonight

    Patchy Fog

    Winds IncreasingWNW 11km/h
    1m
  • Saturday

    Partly Sunny

    W 11km/h
    1m
  • Saturday
    Night

    Increasing Clouds

    WNW 14km/h
    1m

    Small Craft Advisory
    Small Craft Advisory

  • Sunday

    Mostly Sunny

    WNW 21km/h
    1m

    Small Craft Advisory
    Small Craft Advisory

  • Sunday
    Night

    Partly Cloudy

    WNW 16km/h
    1m
  • Monday

    Sunny

    Winds IncreasingNW 18km/h
    1m
  • Monday
    Night

    Mostly Clear

    WNW 18km/hWinds Decreasing
    1m
  • Tuesday

    Sunny

    WNW 11km/h
    1m

Associated Zone Forecast which includes this point

Last Update: 2:08 pm PDT Sep 21, 2018
Forecast Valid: 3pm PDT Sep 21, 2018-6pm PDT Sep 27, 2018

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Detailed Forecast


Synopsis: PZZ500-220915- 158 PM PDT Fri Sep 21 2018 .Synopsis for the Central California Coast and Bays Including the Monterey Bay...Greater Farallones...and Cordell Bank National Marine Sanctuaries... Split winds today with southerly winds along the coast helping a southerly surge along with northwesterly winds offshore. Building ridge will bring increasing northwest winds through the coming days. Shorter period, moderate height predominate swell. $$

This Afternoon
Variable winds 5 km/h or less. Patchy fog. WNW swell 1 ft at 8 seconds. Wind waves 1 m or less.
Tonight
Variable winds less than 5 km/h becoming WNW 6 to 11 km/h after midnight. Patchy fog before 11pm. WNW swell 1 ft at 8 seconds. Wind waves 1 m or less.
Saturday
W wind 5 to 11 km/h. Partly sunny. WNW swell 1 ft at 8 seconds. Wind waves 1 m or less.
Saturday Night
WNW wind 5 to 14 km/h. Increasing clouds. WNW swell 1 ft. Wind waves 1 m or less.
Sunday
WNW wind 18 to 21 km/h. Mostly sunny. WNW swell 1 ft. Wind waves 1 m or less.
Sunday Night
WNW wind 10 to 16 km/h becoming SE in the evening. Partly cloudy. WNW swell 1 ft. Wind waves 1 m or less.
Monday
W wind 5 to 10 km/h becoming NW 13 to 18 km/h in the morning. Sunny. WNW swell 1 ft. Wind waves 1 m or less.
Monday Night
WNW wind 13 to 18 km/h decreasing to 5 to 10 km/h in the evening. Mostly clear. WNW swell 1 ft. Wind waves 1 m or less.
Tuesday
WNW wind 5 to 11 km/h. Sunny. NW swell 1 ft. Wind waves 1 m or less.

*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: 37.49°N 122.48°W
Last Update: 2:08 pm PDT Sep 21, 2018
Forecast Valid: 3pm PDT Sep 21, 2018-6pm PDT Sep 27, 2018
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