Alert archive / California / Small Craft Advisories in 2016

Small Craft Advisory 13, NWS San Diego, CA

April 26, 2016

NWS San Diego, CA issued this small craft advisory at Apr 26, 2016, 8:57 PM PDT. It took effect at Apr 27, 2016, 2:00 PM PDT. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Apr 26, 2016, 8:57 PM PDT (03:57 UTC)
In effect from
Apr 27, 2016, 2:00 PM PDT
Expired
Apr 28, 2016, 8:00 AM PDT
In force
18 hr
Issued by
NWS San Diego, CA

The text

As transmitted.

163 
WHUS76 KSGX 270357
MWWSGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
857 PM PDT TUE APR 26 2016

...STRONG NORTHWEST WINDS WEDNESDAY AFTERNOON THROUGH THURSDAY...

.A LOW PRESSURE SYSTEM MOVING INLAND TO THE NORTH WILL BRING
STRONG NORTHWEST WINDS TO THE COASTAL WATERS WEDNESDAY AFTERNOON
THROUGH THURSDAY.

PZZ750-271300-
/O.NEW.KSGX.SC.Y.0013.160427T2100Z-160428T2100Z/
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT
TO 30 NM-
857 PM PDT TUE APR 26 2016

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM WEDNESDAY TO 2 PM PDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A SMALL
CRAFT ADVISORY...WHICH IS IN EFFECT FROM 2 PM WEDNESDAY TO 2 PM
PDT THURSDAY. 

* WINDS...NORTHWEST 15 TO 20 KTS WITH GUSTS TO 25 KTS. OCCASIONAL
  GUSTS NEAR 30 KTS IN THE NORTHWEST PORTION.

* WAVES/SEAS...COMBINED SEAS OF 8 TO 10 FEET WITH STEEP WAVES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
AND COMBINED SEAS OF 10 FEET OR GREATER ARE EXPECTED TO PRODUCE
HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED
MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD
AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ775-271300-
/O.NEW.KSGX.GL.A.0004.160427T2100Z-160428T1500Z/
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-
857 PM PDT TUE APR 26 2016

...GALE WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A GALE
WATCH...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
THURSDAY MORNING. 

* WINDS...NORTHWEST 15 TO 25 KTS WITH GUSTS 32 TO 37 KTS.
  STRONGEST WINDS IN THE VICINITY OF SAN CLEMENTE ISLAND.

* WAVES/SEAS...COMBINED SEAS 10 FEET WITH STEEP WAVES.

* OUTLOOK...WINDS WEAKEN LATE THURSDAY MORNING...BUT WIND GUSTS OF
  20 TO 25 KTS COULD CONTINUE INTO THURSDAY AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WATCH IS ISSUED WHEN THE RISK OF GALE FORCE WINDS OF 34 TO
47 KNOTS HAS SIGNIFICANTLY INCREASED...BUT THE SPECIFIC TIMING
AND/OR LOCATION IS STILL UNCERTAIN. IT IS INTENDED TO PROVIDE
ADDITIONAL LEAD TIME FOR MARINERS WHO MAY WISH TO CONSIDER
ALTERING THEIR PLANS.

&&

$$
4 follow-up statements
624 
WHUS76 KSGX 271028
MWWSGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
328 AM PDT WED APR 27 2016

...STRONG NORTHWEST WINDS THIS AFTERNOON AND TONIGHT...

.WESTERLY WINDS WILL INCREASE TODAY AHEAD OF A COLD FRONT
APPROACHING FROM THE NORTH. GALE FORCE WINDS ARE EXPECTED OVER
THE OUTER WATERS THIS AFTERNOON AND TONIGHT. A SMALL CRAFT
ADVISORY WILL BE IN EFFECT FOR THE INNER WATERS. SHOWERS ARE
POSSIBLE TONIGHT INTO THURSDAY. WEAK HIGH PRESSURE ALOFT WILL
BRING LIGHTER WINDS AND DRY WEATHER FRIDAY.

PZZ775-272100-
/O.UPG.KSGX.GL.A.0004.160427T2100Z-160428T1500Z/
/O.NEW.KSGX.GL.W.0005.160427T2100Z-160428T1500Z/
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-
328 AM PDT WED APR 27 2016

...GALE WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 AM PDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 AM PDT
THURSDAY. THE GALE WATCH IS NO LONGER IN EFFECT. 

* WINDS...NORTHWEST INCREASING TO 15 TO 25 KTS THIS AFTERNOON WITH
  GUSTS 35 KTS. STRONGEST WINDS IN THE VICINITY OF SAN CLEMENTE
  ISLAND.

* WAVES/SEAS...COMBINED SEAS 10 FEET WITH STEEP WAVES.

* OUTLOOK...WINDS WEAKEN BELOW GALE FORCE THURSDAY MORNING...BUT
  WIND GUSTS OF 20 TO 25 KTS MAY CONTINUE INTO THURSDAY AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

PZZ750-272100-
/O.EXT.KSGX.SC.Y.0013.160427T2100Z-160428T1500Z/
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT
TO 30 NM-
328 AM PDT WED APR 27 2016

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO
8 AM PDT THURSDAY...

* WINDS...SOUTH WINDS THIS MORNING BECOMING NORTHWEST AND
  INCREASING TO 15 TO 20 KTS WITH GUSTS TO 25 KTS. OCCASIONAL
  GUSTS NEAR 30 KTS IN THE NORTHWEST PORTION.

* WAVES/SEAS...COMBINED SEAS OF 8 TO 10 FEET WITH STEEP WAVES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
AND COMBINED SEAS OF 10 FEET OR GREATER ARE EXPECTED TO PRODUCE
HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED
MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD
AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

MOEDE
145 
WHUS76 KSGX 272048
MWWSGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
148 PM PDT WED APR 27 2016

...STRONG NORTHWEST WINDS THIS AFTERNOON AND TONIGHT...

.WESTERLY WINDS WILL INCREASE AHEAD OF A COLD FRONT APPROACHING
FROM THE NORTH. GALE FORCE WINDS ARE EXPECTED OVER THE OUTER
WATERS INTO TONIGHT. A SMALL CRAFT ADVISORY WILL BE IN EFFECT FOR
THE INNER WATERS. SHOWERS ARE POSSIBLE TONIGHT INTO THURSDAY. WEAK
HIGH PRESSURE ALOFT WILL BRING LIGHTER WINDS AND DRY WEATHER
FRIDAY.

PZZ775-280500-
/O.CON.KSGX.GL.W.0005.160427T2100Z-160428T1500Z/
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-
148 PM PDT WED APR 27 2016

...GALE WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY...

* WINDS...NORTHWEST INCREASING TO 15 TO 25 KTS THIS AFTERNOON 
  WITH GUSTS 35 KTS. STRONGEST WINDS IN THE VICINITY OF SAN 
  CLEMENTE ISLAND. 

* WAVES/SEAS...COMBINED SEAS 10 FEET WITH STEEP WAVES.

* OUTLOOK...WINDS WEAKEN BELOW GALE FORCE THURSDAY MORNING...BUT 
  WIND GUSTS OF 20 TO 25 KTS MAY CONTINUE INTO THURSDAY 
  AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

PZZ750-280500-
/O.CON.KSGX.SC.Y.0013.160427T2100Z-160428T1500Z/
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT
TO 30 NM-
148 PM PDT WED APR 27 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM PDT
THURSDAY...

* WINDS...SOUTH WINDS THIS MORNING BECOMING NORTHWEST AND 
  INCREASING TO 15 TO 20 KTS WITH GUSTS TO 25 KTS. OCCASIONAL 
  GUSTS NEAR 30 KTS IN THE NORTHWEST PORTION. 

* WAVES/SEAS...COMBINED SEAS OF 8 TO 10 FEET WITH STEEP WAVES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
AND COMBINED SEAS OF 10 FEET OR GREATER ARE EXPECTED TO PRODUCE
HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED
MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD
AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

SMALL
944 
WHUS76 KSGX 280448
MWWSGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
948 PM PDT WED APR 27 2016

...STRONG NORTHWEST WINDS TONIGHT INTO THURSDAY MORNING...

.GALE FORCE WEST-NORTHWEST WINDS ARE EXPECTED OVER THE OUTER
WATERS TONIGHT INTO THURSDAY MORNING. IN ADDITION...A SMALL CRAFT
ADVISORY WILL BE IN EFFECT FOR THE INNER WATERS. WINDS WILL BEGIN
TO WEAKEN BY LATE THURSDAY MORNING.

PZZ775-281300-
/O.CON.KSGX.GL.W.0005.000000T0000Z-160428T1500Z/
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-
948 PM PDT WED APR 27 2016

...GALE WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY...

* WINDS...NORTHWEST 15 TO 25 KTS WITH GUSTS 35 KTS WILL OCCUR
  TONIGHT THROUGH THURSDAY MORNING. STRONGEST WINDS IN THE
  VICINITY OF SAN CLEMENTE ISLAND.

* WAVES/SEAS...COMBINED SEAS 10 TO 13 FEET WITH STEEP WAVES.

* OUTLOOK...WINDS WEAKEN BELOW GALE FORCE THURSDAY MORNING...BUT 
  WIND GUSTS OF 20 TO 25 KTS MAY CONTINUE INTO THURSDAY 
  AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

PZZ750-281300-
/O.CON.KSGX.SC.Y.0013.000000T0000Z-160428T1500Z/
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT
TO 30 NM-
948 PM PDT WED APR 27 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM PDT
THURSDAY... 

* WINDS...NORTHWEST 15 TO 20 KTS WITH GUSTS TO 25 KTS. LOCAL WIND
  GUSTS TO 30 KT.

* WAVES/SEAS...COMBINED SEAS OF 7 TO 10 FEET WITH STEEP WAVES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
AND COMBINED SEAS OF 10 FEET OR GREATER ARE EXPECTED TO PRODUCE
HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED
MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD
AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
JT
145 
WHUS76 KSGX 280953
MWWSGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
253 AM PDT THU APR 28 2016

...STRONG NORTHWEST WINDS SLOWLY DECREASING TODAY...

.GALE FORCE WESTERLY WINDS OVER THE OUTER WATERS WILL GRADUALLY
DECREASE THIS MORNING...BUT REMAIN ABOVE SMALL CRAFT ADVISORY
LEVELS THROUGH EARLY EVENING. THE SMALL CRAFT ADVISORY FOR THE
INNER WATERS WILL EXPIRE AT 8 AM.

PZZ775-281800-
/O.CON.KSGX.GL.W.0005.000000T0000Z-160428T1500Z/
/O.NEW.KSGX.SC.Y.0014.160428T1500Z-160429T0400Z/
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-
253 AM PDT THU APR 28 2016

...GALE WARNING REMAINS IN EFFECT UNTIL 8 AM PDT TODAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TODAY TO 9 PM PDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A SMALL
CRAFT ADVISORY...WHICH IS IN EFFECT FROM 8 AM THIS MORNING TO
9 PM PDT THIS EVENING. 

* WINDS...NORTHWEST 20 TO 30 KTS WITH GUSTS TO 35 KTS THIS
  MORNING...DECREASING TO 15 TO 25 KT WITH GUSTS TO 30 KT BY
  MIDDAY. STRONGEST WINDS IN THE VICINITY OF SAN CLEMENTE ISLAND.

* WAVES/SEAS...COMBINED SEAS 10 TO 12 FEET WITH STEEP WAVES.

* OUTLOOK...WINDS WEAKEN BELOW GALE FORCE THIS MORNING...BUT WINDS
  OF 15 TO 30 KT WILL CONTINUE THROUGH THIS EVENING. A SMALL
  CRAFT ADVISORY WILL BE EFFECT THROUGH 9 PM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
AND COMBINED SEAS OF 10 FEET OR GREATER ARE EXPECTED TO PRODUCE
HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED
MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD
AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

PZZ750-281500-
/O.CON.KSGX.SC.Y.0013.000000T0000Z-160428T1500Z/
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT
TO 30 NM-
253 AM PDT THU APR 28 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM PDT THIS
MORNING...

* WINDS...NORTHWEST 15 TO 20 KTS WITH GUSTS TO 25 KTS. LOCAL WIND
  GUSTS TO 30 KT.

* WAVES/SEAS...COMBINED SEAS OF 7 TO 10 FEET WITH STEEP WAVES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
AND COMBINED SEAS OF 10 FEET OR GREATER ARE EXPECTED TO PRODUCE
HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED
MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD
AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

MOEDE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 8:57 PM PDTGale WatchSGX7 hr
Apr 27, 2:48 AM PDTWind AdvisorySGXRiverside, San Bernardino, San Diego33 hr
Apr 27, 3:28 AM PDTGale WarningSGX29 hr

Nearby

Small Craft Advisories in California, 2016Every small craft advisory in 2016

Sources

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