Alert archive / California / Small Craft Advisories in 2021

Small Craft Advisory 10, NWS San Diego, CA

February 15, 2021

NWS San Diego, CA issued this small craft advisory at Feb 15, 2021, 2:30 AM PST. It was in force for 55 hr.

The area

The counties it named.

The facts

Issued
Feb 15, 2021, 2:30 AM PST (10:30 UTC)
Expired
Feb 17, 2021, 9:07 AM PST
In force
55 hr
Issued by
NWS San Diego, CA

The text

As transmitted.

867 
WHUS76 KSGX 151030
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
230 AM PST Mon Feb 15 2021

PZZ775-152200-
/O.NEW.KSGX.SC.Y.0010.210215T1030Z-210217T1800Z/
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
230 AM PST Mon Feb 15 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM PST WEDNESDAY...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and
  seas 9 to 13 feet. Strongest winds Tuesday.

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

* WHEN...Until 10 AM PST Wednesday.

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

* ADDITIONAL DETAILS...Winds will diminish early Wednesday before
  hazardous seas subside.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ750-152200-
/O.NEW.KSGX.SC.Y.0010.210216T0000Z-210217T1200Z/
Coastal Waters from San Mateo Point to the Mexican Border and out
to 30 nm-
230 AM PST Mon Feb 15 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
4 AM PST WEDNESDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and 
  seas 6 to 11 feet expected. Strongest winds Tuesday.

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

* WHEN...From 4 PM this afternoon to 4 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.

&&

$$
7 follow-up statements
361 
WHUS76 KSGX 152107
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
107 PM PST Mon Feb 15 2021

PZZ775-160600-
/O.CON.KSGX.SC.Y.0010.000000T0000Z-210217T1800Z/
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
107 PM PST Mon Feb 15 2021

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

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and
  seas 9 to 14 feet. Strongest winds Tuesday.

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

* WHEN...Until 10 AM PST Wednesday.

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

* ADDITIONAL DETAILS...Winds will diminish early Wednesday, though
  hazardous seas will persist through the late morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ750-160600-
/O.CON.KSGX.SC.Y.0010.210216T0000Z-210217T1200Z/
Coastal Waters from San Mateo Point to the Mexican Border and out
to 30 nm-
107 PM PST Mon Feb 15 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON UNTIL 
4 AM PST WEDNESDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and 
  seas 6 to 11 feet expected. Strongest winds Tuesday.

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

* WHEN...From 4 PM this afternoon to 4 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.

&&

$$

Schenk
574 
WHUS76 KSGX 160547
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
947 PM PST Mon Feb 15 2021

PZZ775-161400-
/O.CON.KSGX.SC.Y.0010.000000T0000Z-210217T1800Z/
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
947 PM PST Mon Feb 15 2021

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

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 9 to 12 feet. Strongest winds Tuesday.

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

* WHEN...Until 10 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.

&&

$$

PZZ750-161400-
/O.CON.KSGX.SC.Y.0010.000000T0000Z-210217T1200Z/
Coastal Waters from San Mateo Point to the Mexican Border and out
to 30 nm-
947 PM PST Mon Feb 15 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and 
  seas 6 to 10 feet expected. Strongest winds Tuesday.

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

* WHEN...From 4 PM this afternoon to 4 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.

&&

$$

SS
284 
WHUS76 KSGX 161006
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
206 AM PST Tue Feb 16 2021

PZZ775-162200-
/O.CON.KSGX.SC.Y.0010.000000T0000Z-210217T1800Z/
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
206 AM PST Tue Feb 16 2021

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

* WHAT...Northwest winds 15 to 25 kt with gusts to 30 kt. Seas 8 
  to 13 feet.

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

* WHEN...Until 10 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.

&&

$$

PZZ750-162200-
/O.CON.KSGX.SC.Y.0010.000000T0000Z-210217T1200Z/
Coastal Waters from San Mateo Point to the Mexican Border and out
to 30 nm-
206 AM PST Tue Feb 16 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts to 25 kt. Seas 6 
  to 11 feet.

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

* WHEN...Until 4 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.

&&

$$
073 
WHUS76 KSGX 162105
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
105 PM PST Tue Feb 16 2021

PZZ775-170515-
/O.CON.KSGX.SC.Y.0010.000000T0000Z-210217T1800Z/
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
105 PM PST Tue Feb 16 2021

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

* WHAT...Northwest winds 15 to 25 kt with gusts to 30 kt. Seas 8 
  to 13 feet.

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

* WHEN...Until 10 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.

&&

$$

PZZ750-170515-
/O.CON.KSGX.SC.Y.0010.000000T0000Z-210217T1200Z/
Coastal Waters from San Mateo Point to the Mexican Border and out
to 30 nm-
105 PM PST Tue Feb 16 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

* WHAT...Northwest winds 15 to 20 kt with gusts to 25 kt. Seas 6 
  to 11 feet.

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

* WHEN...Until 4 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.

&&

$$

Schenk
724 
WHUS76 KSGX 170516
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
916 PM PST Tue Feb 16 2021

PZZ775-171200-
/O.CON.KSGX.SC.Y.0010.000000T0000Z-210217T1800Z/
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
916 PM PST Tue Feb 16 2021

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

* WHAT...Northwest winds 10 to 15 kt with gusts 20 to 25 kt and 
  seas 7 to 11 feet.

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

* WHEN...Until 10 AM PST Wednesday. Winds and seas will subside
  gradually through Tuesday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ750-171200-
/O.CON.KSGX.SC.Y.0010.000000T0000Z-210217T1200Z/
Coastal Waters from San Mateo Point to the Mexican Border and out
to 30 nm-
916 PM PST Tue Feb 16 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST
WEDNESDAY...

* WHAT...Northwest winds with local gusts to around 20 kts
  possible, mainly for areas at least 20 nm from the coast. Seas
  locally 6 to 10 feet, highest near Mexican border.

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

* WHEN...Until 4 AM PST Wednesday. Winds and seas will gradually
  subside through Tuesday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

Rodriguez
949 
WHUS76 KSGX 171015
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
215 AM PST Wed Feb 17 2021

PZZ750-171115-
/O.CAN.KSGX.SC.Y.0010.000000T0000Z-210217T1200Z/
Coastal Waters from San Mateo Point to the Mexican Border and out
to 30 nm-
215 AM PST Wed Feb 17 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds have diminished across the inner coastal waters.

$$

PZZ775-171800-
/O.CON.KSGX.SC.Y.0010.000000T0000Z-210217T1800Z/
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
215 AM PST Wed Feb 17 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

* WHAT...Northwest winds 15 to 20 knots with gusts to 25 knots.
  Seas 8 to 10 feet.

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

* WHEN...Until 10 AM PST this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
421 
WHUS76 KSGX 171707
MWWSGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service SAN DIEGO CA
907 AM PST Wed Feb 17 2021

PZZ775-171815-
/O.CAN.KSGX.SC.Y.0010.000000T0000Z-210217T1800Z/
Waters from San Mateo point to the Mexican Border Extending 30 to
60 nm out including San Clemente Island-
907 AM PST Wed Feb 17 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds continue to weaken and swells continue to decline.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 15, 12:39 PM PSTHigh Wind WarningSGXRiverside, San Bernardino, San Diego21 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.