Severe Thunderstorm Threat Increasing This Week from the High Plains to Gulf Coast

A storm system will move from the Rockies to the East Coast during the next several days bringing a severe thunderstorm threat to many parts of the nation. On Thursday, large hail will be the main threat in the High Plains. By Friday a more widespread threat will develop in the ArkLaTex region where damaging winds, very large hail and tornadoes will be possible.
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30NM WNW San Francisco CA

Marine Point Forecast

[NOTICE]
  • Overnight

    Partly Cloudy

    NW 19kt
    5ft
  • Thursday

    Partly Sunny

    NW 14kt
    3-4ft
  • Thursday
    Night

    Rain Likely

    Winds IncreasingSSE 23kt
    Waves Building7ft
  • Friday

    Rain

    S 29ktWinds Decreasing
    10ftWaves Subsiding
  • Friday
    Night

    Chance Showers

    Winds IncreasingNW 7kt
    7ft
  • Saturday

    Mostly Sunny

    NW 13kt
    3-4ft
  • Saturday
    Night

    Mostly Cloudy

    WNW 18kt
    3-4ft
  • Sunday

    Showers Likely

    WNW 9kt
    3ft
  • Sunday
    Night

    Chance Showers

    WNW 16kt
    3-4ft

Associated Zone Forecast which includes this point

Last Update: 2:39 pm PDT Mar 22, 2017
Forecast Valid: 2am PDT Mar 23, 2017-6pm PDT Mar 29, 2017

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT THURSDAY...

Synopsis: GREATER FARALLONES...AND CORDELL BANK NATIONAL MARINE SANCTUARIES...

HIGH PRESSURE OFF THE SOUTHERN CALIFORNIA COAST WILL WEAKEN TONIGHT RESULTING IN DECREASING NORTHWEST WINDS. THE WINDS WILL BECOME SOUTHERLY AND INCREASE ON THURSDAY A AHEAD OF THE NEXT SYSTEM. WINDS WILL INCREASE DURING THE DAY THURSDAY. WINDS WILL SWITCH TO THE NORTHWEST FRIDAY BUT ANOTHER SYSTEM MAY IMPACT THE WATERS ON SUNDAY.

Overnight
NW wind around 19 kt. Partly cloudy. Mixed swell...W 3 ft at 14 seconds and SW 1 ft at 14 seconds. Wind waves around 4 ft.
Thursday
NW wind 7 to 14 kt becoming SW in the afternoon. Partly sunny. Mixed swell...W 3 ft at 13 seconds and SW 1 ft at 13 seconds. Wind waves 1 to 2 ft.
Thursday Night
SSE wind 9 to 14 kt increasing to 18 to 23 kt after midnight. Winds could gust as high as 30 kt. Rain likely, mainly after 11pm. Mixed swell...SW 4 ft at 14 seconds and SW 1 ft at 14 seconds. Wind waves 1 ft building to 7 ft.
Friday
S wind 24 to 29 kt decreasing to 11 to 16 kt in the morning. Winds could gust as high as 38 kt. Rain. Mixed swell...W 7 ft and SW 1 ft. Wind waves 10 ft subsiding to 2 ft.
Friday Night
Variable winds less than 5 kt becoming NW 5 to 7 kt after midnight. A chance of showers, mainly before 11pm. Mixed swell...W 7 ft and SW 1 ft. Wind waves around 1 ft.
Saturday
NW wind around 13 kt. Mostly sunny. Mixed swell...WNW 3 ft and SW 1 ft. Wind waves 1 to 2 ft.
Saturday Night
WNW wind 11 to 18 kt. Mostly cloudy. Mixed swell...WNW 3 ft and SW 1 ft. Wind waves 1 to 2 ft.
Sunday
WNW wind around 9 kt becoming WSW in the morning. Showers likely. Mixed swell...WNW 3 ft and SW 1 ft. Wind waves around 1 ft.
Sunday Night
SSW wind 10 to 16 kt becoming WNW in the evening. A chance of showers. Mixed swell...WNW 3 ft and SW 1 ft. Wind waves 1 to 2 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°N 122.99°W
Last Update: 2:39 pm PDT Mar 22, 2017
Forecast Valid: 2am PDT Mar 23, 2017-6pm PDT Mar 29, 2017
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