Alert archive / California / Small Craft Advisories in 2021

Small Craft Advisory 280, NWS San Francisco Bay Area, CA

December 28, 2021

NWS San Francisco Bay Area, CA issued this small craft advisory at Dec 28, 2021, 2:59 AM PST. It took effect at Dec 28, 2021, 9:00 AM PST. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Dec 28, 2021, 2:59 AM PST (10:59 UTC)
In effect from
Dec 28, 2021, 9:00 AM PST
Expired
Dec 29, 2021, 3:00 AM PST
In force
18 hr
Issued by
NWS San Francisco Bay Area, CA

The text

As transmitted.

520 
WHUS76 KMTR 281059
MWWMTR

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
259 AM PST Tue Dec 28 2021

PZZ540-281900-
/O.CAN.KMTR.SC.Y.0279.000000T0000Z-211228T1100Z/
/O.NEW.KMTR.SC.Y.0280.211228T1700Z-211229T0500Z/
Coastal Waters from Point Arena to Point Reyes California out to
10 nm-
259 AM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 9 PM
PST THIS EVENING...

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

* WHERE...Coastal Waters from Point Arena to Point Reyes 
  California out to 10 nm.

* WHEN...From 9 AM this morning to 9 PM PST 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.

&&

$$

PZZ545-281900-
/O.CAN.KMTR.SC.Y.0279.000000T0000Z-211228T1100Z/
/O.NEW.KMTR.SC.Y.0280.211228T1700Z-211229T0500Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 nm-
259 AM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 9 PM
PST THIS EVENING...

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt 
  expected, resulting in hazardous conditions near harbor 
  entrances.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point 
  California out to 10 nm.

* WHEN...From 9 AM this morning to 9 PM PST this evening.

* IMPACTS...Conditions will be hazardous to small craft 
  especially when navigating in or near harbor entrances.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Small craft should use extreme caution when navigating in or near
harbor entrances.

&&

$$

PZZ560-281900-
/O.CAN.KMTR.SC.Y.0279.000000T0000Z-211228T1100Z/
/O.NEW.KMTR.SC.Y.0280.211228T1700Z-211229T0500Z/
Coastal Waters from Pigeon Point to Point Pinos California out to
10 nm-
259 AM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 9 PM
PST THIS EVENING...

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

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

* WHEN...From 9 AM this morning to 9 PM PST 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.

&&

$$

PZZ565-281900-
/O.CAN.KMTR.SC.Y.0277.000000T0000Z-211228T1100Z/
/O.NEW.KMTR.SC.Y.0280.211228T1700Z-211229T0500Z/
Coastal Waters from Point Pinos to Point Piedras Blancas
California out to 10 nm-
259 AM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 9 PM
PST THIS EVENING...

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

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

* WHEN...From 9 AM this morning to 9 PM PST 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.

&&

$$

PZZ570-281200-
/O.CAN.KMTR.SC.Y.0276.000000T0000Z-211228T1100Z/
Waters from Point Arena to Point Reyes 10-60 NM-
259 AM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY IS CANCELLED...


$$

PZZ571-281200-
/O.CAN.KMTR.SC.Y.0278.000000T0000Z-211228T1100Z/
Waters from Point Reyes to Pigeon Point 10-60 NM-
259 AM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY IS CANCELLED...


$$

PZZ575-576-281200-
/O.CAN.KMTR.SC.Y.0277.000000T0000Z-211228T1100Z/
Waters from Pigeon Point to Point Pinos 10-60 NM-
Waters from Point Pinos to Point Piedras Blancas 10-60 NM-
259 AM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY IS CANCELLED...


$$

PZZ535-281200-
/O.CAN.KMTR.SC.Y.0279.000000T0000Z-211228T1100Z/
Monterey Bay-
259 AM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY IS CANCELLED...


$$

For more information from the National Weather Service visit
http://weather.gov/sanfrancisco
4 follow-up statements
485 
WHUS76 KMTR 281724
MWWMTR

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
924 AM PST Tue Dec 28 2021

PZZ540-290130-
/O.CON.KMTR.SC.Y.0280.000000T0000Z-211229T0500Z/
Coastal Waters from Point Arena to Point Reyes California out to
10 nm-
924 AM PST Tue Dec 28 2021

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

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

* WHERE...Coastal Waters from Point Arena to Point Reyes 
  California out to 10 nm.

* WHEN...Until 9 PM PST 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.

&&

$$

PZZ545-290130-
/O.CON.KMTR.SC.Y.0280.000000T0000Z-211229T0500Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 nm-
924 AM PST Tue Dec 28 2021

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

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt, 
  resulting in hazardous conditions near harbor entrances.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point 
  California out to 10 nm.

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

* IMPACTS...Conditions will be hazardous to small craft 
  especially when navigating in or near harbor entrances.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Small craft should use extreme caution when navigating in or near
harbor entrances.

&&

$$

PZZ560-290130-
/O.CON.KMTR.SC.Y.0280.000000T0000Z-211229T0500Z/
Coastal Waters from Pigeon Point to Point Pinos California out to
10 nm-
924 AM PST Tue Dec 28 2021

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

* WHAT...Southeast 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 PST 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.

&&

$$

PZZ565-290130-
/O.CON.KMTR.SC.Y.0280.000000T0000Z-211229T0500Z/
Coastal Waters from Point Pinos to Point Piedras Blancas
California out to 10 nm-
924 AM PST Tue Dec 28 2021

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

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

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

* WHEN...Until 9 PM PST 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
877 
WHUS76 KMTR 282219
MWWMTR

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
219 PM PST Tue Dec 28 2021

PZZ545-290630-
/O.CON.KMTR.SC.Y.0280.000000T0000Z-211229T0500Z/
/O.NEW.KMTR.SC.Y.0281.211230T0500Z-211230T1100Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 nm-
219 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM WEDNESDAY TO 3 AM PST
THURSDAY...

* WHAT...For the first Small Craft Advisory, south winds 10 to 
  20 kt with gusts up to 25 kt, resulting in hazardous 
  conditions near harbor entrances. For the second Small Craft 
  Advisory, northeast winds 10 to 20 kt with gusts up to 25 kt 
  expected, resulting in hazardous conditions near harbor 
  entrances.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point 
  California out to 10 nm.

* WHEN...For the Small Craft Advisory, until 9 PM PST this 
  evening. For the Small Craft Advisory, from 9 PM Wednesday to 
  3 AM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft 
  especially when navigating in or near harbor entrances.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Small craft should use extreme caution when navigating in or near
harbor entrances.

&&

$$

PZZ570-290630-
/O.NEW.KMTR.SC.Y.0281.211229T2300Z-211230T1100Z/
Waters from Point Arena to Point Reyes 10-60 NM-
219 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM WEDNESDAY TO 3 AM PST
THURSDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  8 to 10 feet at 11 seconds expected.

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

* WHEN...From 3 PM Wednesday to 3 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ571-290630-
/O.NEW.KMTR.SC.Y.0281.211229T2300Z-211230T1100Z/
Waters from Point Reyes to Pigeon Point 10-60 NM-
219 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM WEDNESDAY TO 3 AM PST
THURSDAY...

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

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

* WHEN...From 3 PM Wednesday to 3 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ535-290630-
/O.EXB.KMTR.SC.Y.0280.211228T2300Z-211229T1100Z/
Monterey Bay-
219 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PST WEDNESDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 30 kt expected.

* WHERE...Monterey Bay.

* WHEN...Until 3 AM PST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ560-290630-
/O.EXT.KMTR.SC.Y.0280.000000T0000Z-211229T1100Z/
Coastal Waters from Pigeon Point to Point Pinos California out to
10 nm-
219 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST WEDNESDAY...

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

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

* WHEN...Until 3 AM PST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ565-290630-
/O.EXT.KMTR.SC.Y.0280.000000T0000Z-211229T1100Z/
Coastal Waters from Point Pinos to Point Piedras Blancas
California out to 10 nm-
219 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST WEDNESDAY...

* WHAT...Southeast 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 3 AM PST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ540-290500-
/O.CON.KMTR.SC.Y.0280.000000T0000Z-211229T0500Z/
Coastal Waters from Point Arena to Point Reyes California out to
10 nm-
219 PM PST Tue Dec 28 2021

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

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

* WHERE...Coastal Waters from Point Arena to Point Reyes 
  California out to 10 nm.

* WHEN...Until 9 PM PST 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
214 
WHUS76 KMTR 290435
MWWMTR

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
835 PM PST Tue Dec 28 2021

PZZ545-291245-
/O.EXP.KMTR.SC.Y.0280.000000T0000Z-211229T0500Z/
/O.CON.KMTR.SC.Y.0281.211230T0500Z-211230T1100Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 nm-
835 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM WEDNESDAY TO
3 AM PST THURSDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 9 PM PST THIS EVENING...

* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt 
  expected, resulting in hazardous conditions near harbor 
  entrances.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point 
  California out to 10 nm.

* WHEN...For the Small Craft Advisory, until 9 PM PST this 
  evening. For the Small Craft Advisory, from 9 PM Wednesday to 
  3 AM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft 
  especially when navigating in or near harbor entrances.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Small craft should use extreme caution when navigating in or near
harbor entrances.

&&

$$

PZZ540-290545-
/O.EXP.KMTR.SC.Y.0280.000000T0000Z-211229T0500Z/
Coastal Waters from Point Arena to Point Reyes California out to
10 nm-
835 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 9 PM PST THIS EVENING...


$$

PZZ570-291245-
/O.CON.KMTR.SC.Y.0281.211229T2300Z-211230T1100Z/
Waters from Point Arena to Point Reyes 10-60 NM-
835 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM WEDNESDAY TO
3 AM PST THURSDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  8 to 10 feet at 11 seconds expected.

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

* WHEN...From 3 PM Wednesday to 3 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ571-291245-
/O.CON.KMTR.SC.Y.0281.211229T2300Z-211230T1100Z/
Waters from Point Reyes to Pigeon Point 10-60 NM-
835 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM WEDNESDAY TO
3 AM PST THURSDAY...

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

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

* WHEN...From 3 PM Wednesday to 3 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ560-291100-
/O.CON.KMTR.SC.Y.0280.000000T0000Z-211229T1100Z/
Coastal Waters from Pigeon Point to Point Pinos California out to
10 nm-
835 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST
WEDNESDAY...

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

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

* WHEN...Until 3 AM PST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ565-291100-
/O.CON.KMTR.SC.Y.0280.000000T0000Z-211229T1100Z/
Coastal Waters from Point Pinos to Point Piedras Blancas
California out to 10 nm-
835 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST
WEDNESDAY...

* WHAT...Southeast 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 3 AM PST Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ535-291100-
/O.CON.KMTR.SC.Y.0280.000000T0000Z-211229T1100Z/
Monterey Bay-
835 PM PST Tue Dec 28 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST
WEDNESDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 30 kt expected.

* WHERE...Monterey Bay.

* WHEN...Until 3 AM PST Wednesday.

* 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
175 
WHUS76 KMTR 291037
MWWMTR

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
237 AM PST Wed Dec 29 2021

PZZ560-291145-
/O.EXP.KMTR.SC.Y.0280.000000T0000Z-211229T1100Z/
Coastal Waters from Pigeon Point to Point Pinos California out to
10 nm-
237 AM PST Wed Dec 29 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 AM PST EARLY THIS
MORNING...

Winds have diminished to allow the advisory to be expired.

$$

PZZ565-291145-
/O.EXP.KMTR.SC.Y.0280.000000T0000Z-211229T1100Z/
Coastal Waters from Point Pinos to Point Piedras Blancas
California out to 10 nm-
237 AM PST Wed Dec 29 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 AM PST EARLY THIS
MORNING...

Winds have diminished to allow the advisory to be expired.

$$

PZZ535-291145-
/O.EXP.KMTR.SC.Y.0280.000000T0000Z-211229T1100Z/
Monterey Bay-
237 AM PST Wed Dec 29 2021

...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 AM PST EARLY THIS
MORNING...

Winds have diminished to allow the advisory to be expired.

$$

PZZ570-291845-
/O.CON.KMTR.SC.Y.0281.211229T2300Z-211230T1100Z/
Waters from Point Arena to Point Reyes 10-60 NM-
237 AM PST Wed Dec 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 3 AM PST THURSDAY...

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

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

* WHEN...From 3 PM this afternoon to 3 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ571-291845-
/O.CON.KMTR.SC.Y.0281.211229T2300Z-211230T1100Z/
Waters from Point Reyes to Pigeon Point 10-60 NM-
237 AM PST Wed Dec 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 3 AM PST THURSDAY...

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

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

* WHEN...From 3 PM this afternoon to 3 AM PST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ545-291845-
/O.CON.KMTR.SC.Y.0281.211230T0500Z-211230T1100Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 nm-
237 AM PST Wed Dec 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 3 AM PST THURSDAY...

* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt 
  expected, resulting in hazardous conditions near harbor 
  entrances.

* WHERE...Coastal Waters from Point Reyes to Pigeon Point 
  California out to 10 nm.

* WHEN...From 9 PM this evening to 3 AM PST Thursday.

* IMPACTS...Conditions will be hazardous to small craft 
  especially when navigating in or near harbor entrances.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Small craft should use extreme caution when navigating in or near
harbor entrances.

&&

$$

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

The office that day

Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 28, 2:19 PM PSTSmall Craft AdvisoryMTR37 hr

Nearby

Small Craft Advisories in California, 2021Every small craft advisory in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.