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Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Hazardous Weather Conditions

45NM NW San Francisco CA

Marine Point Forecast

[NOTICE]

    • This Afternoon

      This Afternoon:W wind around 14 kt. Showers likely and possibly a thunderstorm before 2pm, then a chance of showers. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      W 14kt
      < 1ft

    • Tonight

      Tonight:W wind 6 to 11 kt becoming variable and less than 5 kt. A slight chance of showers between 10pm and 11pm. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      W 11kt⇓
      < 1ft

    • Monday

      Monday:N wind 5 to 10 kt becoming WNW 11 to 16 kt in the afternoon. Sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.

      ⇑WNW 16kt
      < 1ft

    • Monday Night

      Monday Night:NW wind 15 to 17 kt. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.

      NW 17kt
      < 1ft

    • Tuesday

      Tuesday:WNW wind 12 to 16 kt. Sunny. N swell 0 ft. Wind waves 1 ft or less.

      WNW 16kt
      < 1ft

    • Tuesday Night

      Tuesday Night:NW wind 14 to 18 kt. Partly cloudy. N swell 0 ft. Wind waves 1 ft or less.

      NW 18kt
      < 1ft

    • Wednesday

      Wednesday:WNW wind 13 to 16 kt. Partly sunny. N swell 0 ft. Wind waves 1 ft or less.

      WNW 16kt
      < 1ft

    • Wednesday Night

      Wednesday Night:WNW wind 11 to 14 kt, with gusts as high as 21 kt. Partly cloudy. N swell 0 ft. Wind waves 1 ft or less.

      WNW 14kt
      < 1ft

    • Thursday

      Thursday:NW wind 12 to 15 kt, with gusts as high as 24 kt. Sunny. N swell 0 ft. Wind waves 1 ft or less.

      NW 15kt
      < 1ft


Associated Zone Forecast which includes this point

Last Update: 12:16 pm PDT Apr 12, 2026
Forecast Valid: 1pm PDT Apr 12, 2026-6pm PDT Apr 18, 2026

View Nearby Observations

Detailed Forecast


This Afternoon
W wind around 14 kt. Showers likely and possibly a thunderstorm before 2pm, then a chance of showers. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Tonight
W wind 6 to 11 kt becoming variable and less than 5 kt. A slight chance of showers between 10pm and 11pm. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Monday
N wind 5 to 10 kt becoming WNW 11 to 16 kt in the afternoon. Sunny. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Monday Night
NW wind 15 to 17 kt. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.
Tuesday
WNW wind 12 to 16 kt. Sunny. N swell 0 ft. Wind waves 1 ft or less.
Tuesday Night
NW wind 14 to 18 kt. Partly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Wednesday
WNW wind 13 to 16 kt. Partly sunny. N swell 0 ft. Wind waves 1 ft or less.
Wednesday Night
WNW wind 11 to 14 kt, with gusts as high as 21 kt. Partly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Thursday
NW wind 12 to 15 kt, with gusts as high as 24 kt. Sunny. N swell 0 ft. Wind waves 1 ft or less.

Winds and seas higher in and near tstms.

*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: 38.33°N 123.05°W
Last Update: 12:16 pm PDT Apr 12, 2026
Forecast Valid: 1pm PDT Apr 12, 2026-6pm PDT Apr 18, 2026
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