Small Craft Advisory 13, NWS San Diego, CA

602 
WHUS76 KSGX 061738
MWWSGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
938 AM PST SUN DEC 6 2009

...SMALL CRAFT ADVISORY FOR THE INNER AND OUTER WATERS FROM MID
MORNING MONDAY THROUGH MID MORNING TUESDAY...

.A STRONG COLD FRONT WILL MOVE IN LATE TONIGHT THROUGH TUESDAY
MORNING WITH HEAVY RAIN AT TIMES AND STRONG GUSTY WINDS. THE
WINDS WILL BEGIN TO INCREASE LATE TONIGHT WITH STRONG GUSTY WINDS
DEVELOPING BY MID MORNING MONDAY. THE STRONG WINDS WILL CONTINUE
THROUGH TUESDAY MORNING. WINDS COULD BE NEAR GALE FORCE MONDAY
AFTERNOON THROUGH THE NIGHT. SEAS WILL INCREASE AND BECOME QUITE
HAZARDOUS MONDAY MORNING AND CONTINUE THROUGH TUESDAY MORNING.

PZZ750-775-070430-
/O.CON.KSGX.SC.Y.0013.091207T1700Z-091208T1800Z/
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT
30 NM-
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-
938 AM PST SUN DEC 6 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM MONDAY TO
10 AM PST TUESDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM MONDAY TO
10 AM PST TUESDAY. 

STRONG GUSTY WINDS OF 20 TO 25 KT WITH GUSTS TO 30 KT WILL
DEVELOP BY AROUND MID MORNING MONDAY AND CONTINUE THROUGH TUESDAY
MORNING. SEAS WILL INCREASE TO 10 TO 12 FT DURING MONDAY MORNING
AND CONTINUE THROUGH TUESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

HORTON

681 
WHUS76 KSGX 062105
MWWSGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN DIEGO CA
105 PM PST SUN DEC 6 2009

...GALE WATCH FOR THE INNER AND OUTER WATERS FROM MID MORNING
MONDAY THROUGH LATE MONDAY NIGHT...

.A STRONG COLD FRONT WILL MOVE IN MONDAY THROUGH TUESDAY
MORNING WITH HEAVY RAIN AT TIMES AND STRONG GUSTY WINDS. THE
WINDS WILL BEGIN TO INCREASE LATE TONIGHT WITH STRONG GUSTY WINDS
DEVELOPING BY MID MORNING MONDAY. THE STRONG WINDS WILL CONTINUE
THROUGH TUESDAY MORNING. WINDS COULD BE GALE FORCE MONDAY
AFTERNOON THROUGH THE NIGHT. SEAS WILL INCREASE AND BECOME QUITE
HAZARDOUS MONDAY MORNING AND CONTINUE THROUGH TUESDAY MORNING.

PZZ750-775-070600-
/O.CAN.KSGX.SC.Y.0013.091207T1700Z-091208T1800Z/
/O.NEW.KSGX.GL.A.0002.091207T1700Z-091208T1400Z/
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT
30 NM-
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-
105 PM PST SUN DEC 6 2009

...GALE WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE MONDAY
NIGHT...
...SMALL CRAFT ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A GALE
WATCH...WHICH IS IN EFFECT FROM MONDAY MORNING THROUGH LATE
MONDAY NIGHT. THE SMALL CRAFT ADVISORY HAS BEEN CANCELLED. 

STRONG GUSTY WINDS OF 20 TO 30 KT WITH GUSTS TO 40 KT WILL
DEVELOP BY AROUND MID MORNING MONDAY AND CONTINUE THROUGH MONDAY
NIGHT. SEAS WILL INCREASE TO 10 TO 12 FT DURING MONDAY MORNING
AND CONTINUE THROUGH MONDAY NIGHT.

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.

&&

$$

MAXWELL

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN DIEGO CA
145 AM PST SUN DEC 6 2009

.SYNOPSIS...A COLD...DEVELOPING LOW PRESSURE SYSTEM FROM THE NORTH
WILL BRING COOL AND MOSTLY CLOUDY WEATHER TODAY WITH A FEW SHOWERS.
THIS SYSTEM WILL MOVE ACROSS SOUTHERN CALIFORNIA MONDAY INTO TUESDAY
BRINGING RAIN...HEAVY AT TIMES...A LOT OF MOUNTAIN SNOW AND STRONG
WINDS MONDAY INTO TUESDAY. A WARMER...WEAKER STORM WILL BRING
LIGHTER AMOUNTS OF RAIN ON THURSDAY. MOSTLY CLOUDY NEXT WEEKEND WITH
CHANCES OF PRECIPITATION AS A SYSTEM MOVES BY MOSTLY TO THE NORTH OF
THE AREA.

&&

.DISCUSSION...FOR SOUTHWEST CALIFORNIA INCLUDING SAN DIEGO...
ORANGE...SOUTHWEST SAN BERNARDINO AND WEST RIVERSIDE COUNTIES.

MARINE LAYER 6000 FT DEEP...BUT THE STRATUS BASE HAS RISEN TO 4000
FEET. THE THINNING STRATOCU LAYER IS EVIDENT IN THE SATELLITE LOOP.
BENEATH THE CLOUDS THE AIR IS COLD AND DRY. SO NOT EXPECTING MUCH
PRECIP TODAY. WILL KEEP SLIGHT CHANCE IN TO COVER PATCHY DRIZZLE OR
ISOLATED SHOWERS PARTICULARLY FOR MT SLOPES AND FOOTHILLS.

MODELS CONSISTENT WITH CARVING A COLD 525 POSITIVE TILT TROF OVER N
CALIF BY THIS EVENING. THAT PUTS US IN STRONG MOIST 555 W FLOW ALOFT
WHICH WILL THICKEN THE CLOUDS OVERNIGHT WITH INCREASING CHANCES OF
PRECIP. THE TROF INTENSIFIES...DEVELOPING A 150 KT JET MAX AND
STRONG COLD FRONT...THAT COME THROUGH ALL OF SOCAL ON MON. S-SW FLOW
AT THE SURFACE AND STRONG W FLOW ALOFT...ALONG WITH INSTABILITY...
WILL PRODUCE HEAVY RAIN AND MT SNOW MON-MON NIGHT...SO THE WINTER
STORM WATCH LOOKS GOOD. MIGHT NEED A FLASH FLOOD WATCH WEST OF THE
MTS. STORM TOTALS SHOULD RANGE FROM 3/4 TO 1.5 INCHES IN COASTS AND
VALLEYS TO 3 INCHES IN THE LOWER ELEVATION OF THE MTS. THE SNOW
LEVEL WILL BE AROUND 5000 FT MON PM...LOWERING TO 4000 FT MON
NIGHT...WITH 1 FT OF SNOW AT RESORT LEVEL AND 2-3 FEET AT HIGHER
ELEVATIONS. EVEN SAN DIEGO MTS SHOULD GET 1/2 FT OF SNOW. STRONG
WINDS COULD CAUSE NEAR BLIZZARD CONDITIONS AT TIMES WITH THAT STRONG
JET MAX COMING THROUGH. WILL LIKELY NEED HIGH WIND WARNINGS IN LOWER
MTS AND DES...PARTICULARLY IN SAN DIEGO COUNTY MON NIGHT INTO TUE.

LINGERING SHOWERS TUE MORNING. PARTLY CLOUDY AND BREEZY TUE PM WITH
564 WNW FLOW ALOFT. WARMER AND CLEARER WED UNDER WEAK 567 RIDGE...
WHICH IS A CHANGE FROM PREVIOUS MODELS. THE NEXT SYSTEM IS NOW
PROGGED TO ARRIVE THU MORNING. IT WILL BE A FAST MOVING WEAK COLD
FRONT WITH 1/4 TO 1/2 INCH OF RAIN ON THE FLATS. WITH 564 WNW FLOW
ALOFT DURING FRONTAL PASSAGE...EXPECT SNOW LEVELS TO BE ABOVE 6500
FT WITH 4 TO INCHES OF SNOW. COOL MOIST FLOW WILL LIKELY KEEP
SCATTERED LIGHT SHOWERS GOING INTO FRIDAY MORNING...THEN CLEARING
UNDER A WEAK 570 RIDGE FOR MOST OF FRIDAY.

STRONG ZONAL FLOW PATTERN SETS UP BY NEXT WEEKEND...WITH A LOT OF
MOISTURE STAYING NORTH OF US. LOOKS LIKE WE WILL BE ON THE DRY
SOUTHERN SIDE OF THE JET STREAM UNDER MOSTLY 570 WEST FLOW ALOFT.
MAY MANAGE TO GET 1/4 TO 1/2 INCH OF RAIN ON THE FLATS DUE TO THICK
MID AND HIGH CLOUDS.

CLEARING MON DEC 14...THEN WARMER WITH WEAK-MOD 12 MB OFFSHORE FLOW
UNDER A 575 UPPER HIGH BY TUE DEC 15.

&&

.AVIATION...
060830Z...VERY DEEP MARINE LAYER. BASES AROUND 4-5K FT MSL WITH THE
TOP ABOUT 7-8K FT. VSBY ABOVE 7SM. LOCAL DRIZZLE AND LIGHT RAIN AT
TIMES THROUGH THIS MORNING AND POSSIBLY THROUGH TONIGHT. MAJOR COLD
FRONT MOVING IN LATE TONIGHT THROUGH MONDAY WITH HEAVY RAIN AT TIMES
AND VERY WINDY. BASES WILL BE LOWERING LATE TONIGHT...DOWN TO AROUND
1K FT AND LOWER IN HEAVY RAIN WITH VSBY BELOW 1SM AT TIMES. HEAVY
RAIN MOVING IN THE AREA EARLY TO MID MORNING MONDAY.

&&

.MARINE...
060830Z...A STRONG COLD FRONT WILL MOVE INTO THE AREA LATE SUNDAY
NIGHT THROUGH MONDAY. IT WILL BE VERY WINDY MONDAY AND SEAS WILL BE
HAZARDOUS. SMALL CRAFT ADVISORY FOR INNER AND OUTER WATERS OFF SAN
DIEGO COUNTY FROM MID MONDAY MORNING THROUGH MID TUESDAY MORNING.

&&

.SGX WATCHES/WARNINGS/ADVISORIES...
SPECIAL WEATHER STATEMENT...SEE LAXSPSSGX.
EXTENDED HYDROLOGIC FORECAST...SEE LAXESFSGX.
WINTER STORM WATCH...SEE LAXWSWSGX.
SMALL CRAFT ADVISORY...SEE LAXMWWSGX.

&&

PUBLIC...MACKECHNIE
AVIATION...WHITLOW

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN DIEGO CA
120 PM PST SAT DEC 5 2009

CAZ042-043-048-050-055>058-060>062-PZZ750-775-061200-
ORANGE COUNTY COASTAL AREAS-SAN DIEGO COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS-
RIVERSIDE COUNTY MOUNTAINS-SANTA ANA MOUNTAINS AND FOOTHILLS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
COASTAL WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER AND OUT
30 NM-
WATERS FROM SAN MATEO POINT TO THE MEXICAN BORDER EXTENDING 30 TO
60 NM OUT INCLUDING SAN CLEMENTE ISLAND-
120 PM PST SAT DEC 5 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EXTREME
SOUTHWESTERN CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH SATURDAY

A COUPLE OF STORM SYSTEMS WILL BRING RAIN AND MOUNTAIN SNOW AND
LARGER SURF NEXT WEEK.

THE FIRST SYSTEM WILL BRING RAIN...WIND AND SNOW FROM SUNDAY NIGHT
INTO EARLY TUESDAY. HEAVY SNOW WILL FALL IN THE MOUNTAINS. HEAVY
RAIN IS LIKELY AT LOWER ELEVATIONS.

A WINTER STORM WATCH IS IN EFFECT FOR THE SAN BERNARDINO AND
RIVERSIDE COUNTY MOUNTAINS MONDAY AND MONDAY NIGHT.

A SECOND STORM THURSDAY AND FRIDAY WILL BRING WIDESPREAD RAINS...BUT
THE SNOW LEVEL WILL BE MUCH HIGHER.

.SPOTTER INFORMATION STATEMENT...SKYWARN WEATHER ACTIVATION IS NOT
REQUESTED FOR THIS AREA...HOWEVER WEATHER SPOTTERS ARE ENCOURAGED TO
REPORT SIGNIFICANT WEATHER CONDITIONS.

MOEDE/MAXWELL

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN DIEGO CA
833 PM PST SAT DEC 5 2009

CAZ042-043-048-050-055>058-060>062-061400-
ORANGE COUNTY COASTAL AREAS-SAN DIEGO COUNTY COASTAL AREAS-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN DIEGO COUNTY VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS-
RIVERSIDE COUNTY MOUNTAINS-SANTA ANA MOUNTAINS AND FOOTHILLS-
SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS-
COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-
833 PM PST SAT DEC 5 2009

...WET WEATHER IS EXPECTED FOR MUCH OF THE COMING WEEK...
...A MAJOR SNOW STORM IN THE MOUNTAINS IS COMING MONDAY AND MONDAY
NIGHT...

SEVERAL WEATHER SYSTEMS ARE FORECAST TO IMPACT SOUTHERN CALIFORNIA
THIS COMING WEEK. THE FIRST SYSTEM IS WILL BRING RAIN...WIND AND
SNOW TO THE REGION MAINLY MONDAY AND MONDAY NIGHT. THIS WILL BE A
COLD STORM AND WILL LOWER SNOW LEVELS TO 4000 FEET OR LOWER.
MODERATE TO HEAVY SNOW WILL FALL IN THE MOUNTAINS WITH A FOOT OR
MORE LIKELY AT THE HIGHER ELEVATIONS...ESPECIALLY IN SAN BERNARDINO
COUNTY. VERY STRONG WINDS WILL ACCOMPANY THE SNOW IN THE MOUNTAINS
MONDAY AND MONDAY NIGHT. AT LEAST AN INCH OF RAIN IS EXPECTED AT
LOWER ELEVATIONS.

A SECOND STORM IS EXPECTED TO BRING HEAVIER PRECIPITATION LATE
WEDNESDAY INTO FRIDAY. THIS STORM WILL BE WARMER...DRAWING TROPICAL
MOISTURE FROM THE WEST PACIFIC. WIDESPREAD HEAVY RAINFALL IS
EXPECTED AND THE SNOW LEVEL WILL BE MUCH HIGHER.

LARGE SURF AND HAZARDOUS BOATING CONDITIONS WILL ARRIVE WITH EACH OF
THESE STORMS.

STAYED TUNED FOR UPDATES ON THIS DEVELOPING WEATHER EVENT. LISTEN TO
NOAA WEATHER RADIO OR VISIT OUR WEBSITE AT WEATHER.GOV/SANDIEGO FOR
THE LATEST UPDATES OF FORECASTS AND WARNINGS.

MM