Marine Weather Message
Issued by NWS San Francisco Bay Area, CA

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411
WHUS76 KMTR 182113
MWWMTR

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
213 PM PDT Fri Jul 18 2025

PZZ531-190515-
/O.CON.KMTR.SC.Y.0124.250718T2200Z-250719T0400Z/
/O.EXB.KMTR.SC.Y.0125.250719T2200Z-250720T0400Z/
San Francisco Bay South of the Bay Bridge-
213 PM PDT Fri Jul 18 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM TO 9 PM PDT
SATURDAY...

* WHAT...For the first Small Craft Advisory, west winds 10 to 15
  kt with gusts up to 30 kt and a moderate chop. For the second
  Small Craft Advisory, west winds 10 to 20 kt with gusts up to 30
  kt and choppy waters.

* WHERE...San Francisco Bay South of the Bay Bridge.

* WHEN...For the first Small Craft Advisory, until 9 PM PDT this
  evening. For the second Small Craft Advisory, from 3 PM to 9
  PM PDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ570-190515-
/O.EXB.KMTR.SC.Y.0125.250719T2200Z-250720T1000Z/
Waters from Point Arena to Point Reyes 10-60 NM-
213 PM PDT Fri Jul 18 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM SATURDAY TO 3 AM PDT
SUNDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt.

* WHERE...Waters from Point Arena to Point Reyes 10-60 NM.

* WHEN...From 3 PM Saturday to 3 AM PDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ530-190515-
/O.CON.KMTR.SC.Y.0124.250718T2200Z-250719T1000Z/
/O.EXT.KMTR.SC.Y.0125.250719T1600Z-250720T1000Z/
San Pablo Bay, Suisun Bay, the West Delta and  the San Francisco
Bay north of the Bay Bridge-
213 PM PDT Fri Jul 18 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT
SATURDAY...
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 9 AM SATURDAY TO 3 AM
PDT SUNDAY...

* WHAT...For the first Small Craft Advisory, west winds 10 to 20
  kt with gusts up to 30 kt and choppy waters expected. For the
  second Small Craft Advisory, southwest winds 10 to 20 kt with
  gusts up to 30 kt and choppy waters expected.

* WHERE...San Pablo Bay, Suisun Bay, the West Delta and the San
  Francisco Bay north of the Bay Bridge.

* WHEN...For the first Small Craft Advisory, until 3 AM PDT
  Saturday. For the second Small Craft Advisory, from 9 AM
  Saturday to 3 AM PDT Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ565-190515-
/O.EXT.KMTR.SC.Y.0124.250718T2200Z-250719T1600Z/
Coastal Waters from Point Pinos to Point Piedras Blancas
California out to 10 NM-
213 PM PDT Fri Jul 18 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PDT SATURDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt.

* WHERE...Coastal Waters from Point Pinos to Point Piedras
  Blancas California out to 10 NM.

* WHEN...Until 9 AM PDT Saturday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ560-190400-
/O.CON.KMTR.SC.Y.0124.250718T2200Z-250719T0400Z/
Coastal Waters from Pigeon Point to Point Pinos California out to
10 NM-
213 PM PDT Fri Jul 18 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt.

* WHERE...Coastal Waters from Pigeon Point to Point Pinos
  California out to 10 NM.

* WHEN...Until 9 PM PDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sanfrancisco