Alert archive / California / Small Craft Advisories in 2021

Small Craft Advisory 28, NWS San Diego, CA

December 25, 2021

NWS San Diego, CA issued this small craft advisory at Dec 25, 2021, 2:25 AM PST. It took effect at Dec 25, 2021, 10:00 PM PST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Dec 25, 2021, 2:25 AM PST (10:25 UTC)
In effect from
Dec 25, 2021, 10:00 PM PST
Expired
Dec 26, 2021, 10:00 AM PST
In force
12 hr
Issued by
NWS San Diego, CA

The text

As transmitted.

251 
WHUS76 KSGX 251025
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
225 AM PST Sat Dec 25 2021

PZZ775-252100-
/O.NEW.KSGX.SC.Y.0028.211226T0600Z-211226T1800Z/
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
225 AM PST Sat Dec 25 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
10 AM PST SUNDAY...

* WHAT...West winds gusting 20 to 25 knots at times.

* WHERE...Waters from San Mateo point to the Mexican Border 
  Extending 30 to 60 nm out including San Clemente Island.

* WHEN...From 10 PM this evening to 10 AM PST Sunday.

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

* ADDITIONAL DETAILS...Renewed small craft advisory conditions
  will be likely by Monday afternoon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

jmb
3 follow-up statements
619 
WHUS76 KSGX 252042
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
1242 PM PST Sat Dec 25 2021

PZZ750-260445-
/O.EXA.KSGX.SC.Y.0028.211226T0600Z-211226T1800Z/
Coastal Waters from San Mateo Point to the Mexican Border and out
to 30 nm-
1242 PM PST Sat Dec 25 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
10 AM PST SUNDAY...

* WHAT...West winds gusting 20 to 25 knots.

* WHERE...Coastal Waters from San Mateo Point to the Mexican 
  Border and out to 30 nm.

* WHEN...From 10 PM this evening to 10 AM PST Sunday.

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

* ADDITIONAL DETAILS...Renewed small craft advisory conditions
  will be likely Monday into Tuesday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ775-260445-
/O.CON.KSGX.SC.Y.0028.211226T0600Z-211226T1800Z/
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
1242 PM PST Sat Dec 25 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 10 AM PST SUNDAY...

* WHAT...West winds gusting 20 to 25 knots.

* WHERE...Waters from San Mateo point to the Mexican Border 
  Extending 30 to 60 nm out including San Clemente Island.

* WHEN...From 10 PM this evening to 10 AM PST Sunday.

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

* ADDITIONAL DETAILS...Renewed small craft advisory conditions
  will be likely Monday into Tuesday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

Connolly
473 
WHUS76 KSGX 260354
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
754 PM PST Sat Dec 25 2021

PZZ750-775-261415-
/O.CON.KSGX.SC.Y.0028.211226T0600Z-211226T1800Z/
Coastal Waters from San Mateo Point to the Mexican Border and out
to 30 nm-
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
754 PM PST Sat Dec 25 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
SUNDAY...

* WHAT...West winds gusting 20 to 25 knots.

* WHERE...Waters from San Mateo point to the Mexican Border 
  Extending 30 to 60 nm out including San Clemente Island.

* WHEN...From 10 PM this evening to 10 AM PST 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.

&&

$$

CO
863 
WHUS76 KSGX 261033
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
233 AM PST Sun Dec 26 2021

PZZ750-775-262100-
/O.CON.KSGX.SC.Y.0028.000000T0000Z-211226T1800Z/
/O.NEW.KSGX.GL.A.0005.211227T2200Z-211228T1400Z/
Coastal Waters from San Mateo Point to the Mexican Border and out
to 30 nm-
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
233 AM PST Sun Dec 26 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...
...GALE WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH LATE MONDAY
NIGHT...

* WHAT...For the Small Craft Advisory, northwest wind gusts of
  20-25 kt. For the Gale Watch, west wind gusts of 30-35 kt and 
  seas 8 to 12 feet possible.

* WHERE...Coastal Waters from San Mateo Point to the Mexican 
  Border and out to 30 nm and Waters from San Mateo point to the 
  Mexican Border Extending 30 to 60 nm out including San 
  Clemente Island.

* WHEN...For the Small Craft Advisory, until 10 AM PST this 
  morning. For the Gale Watch, from Monday afternoon through 
  late Monday night.

* IMPACTS...Strong winds can cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and seas.

&&

$$

jmb

The office that day

Everything else NWS San Diego, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 24, 9:00 PM PSTWinter Storm WarningSGXRiverside, San Bernardino32 hr
Dec 25, 1:40 PM PSTWinter Storm WatchSGXRiverside, San Bernardino, San Diego24 hr
Dec 25, 1:40 PM PSTWinter Weather AdvisorySGXSan Diego16 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.