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Downey, California, United States (90239)
Save as Default Location
 Lat: 33.94N, Lon: 118.13W
Wx Zone: CAZ041 ICAO Used: KLGB
Current Watches, Warnings and Advisories:
Select the Advisory Below for Detail.
 
High Wind Warning
 Issued: 954 PM PST MON DEC 07 2009
 Expires: 300 AM PST TUE DEC 08 2009
 
Frost Advisory
 Issued: 953 PM PST MON DEC 07 2009
 Expires: 800 AM PST TUE DEC 08 2009
 
Hazardous Weather Outlook
 Issued: 608 PM PST MON DEC 07 2009
 Expires: 600 AM PST TUE DEC 08 2009
 
Special Weather Statement
 Issued: 522 PM PST MON DEC 07 2009
 Expires: 800 AM PST TUE DEC 08 2009
 
Freeze Watch
 Issued: 158 PM PST MON DEC 07 2009
 Expires: 900 AM PST WED DEC 09 2009
 
Coastal Flood Statement
 Issued: 601 PM PST SUN DEC 06 2009
 Expires: 700 AM PST TUE DEC 08 2009
 
Winter Storm Warning
 Issued: 205 PM PST SUN DEC 06 2009
 Expires: 900 AM PST TUE DEC 08 2009
 
Winter Storm Watch
 Issued: 229 PM PST SAT DEC 05 2009
 Expires: 900 AM PST TUE DEC 08 2009
 
Downey
Downey
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Warning Map


HIGH WIND WARNING
Issue Date: 954 PM PST MON DEC 07 2009
Expiration: 300 AM PST TUE DEC 08 2009

...STRONG AND DAMAGING WINDS EXPECTED ACROSS PORTIONS OF
SOUTHWEST CALIFORNIA TONIGHT...
...POTENTIAL FOR FROST AND FREEZE ACROSS PORTIONS OF SOUTHWEST
CALIFORNIA TONIGHT AND TUESDAY NIGHT...
.STRONG NORTHWEST WINDS WILL CONTINUE ACROSS THE MOUNTAINS...THE
SANTA BARBARA SOUTH COAST AND THE WESTERN PORTION OF THE ANTELOPE
VALLEY. THE STRONGEST WINDS WILL BE FOCUSED ACROSS THE PASSES AND
CANYONS OF SOUTHERN SANTA BARBARA COUNTY...AS WELL AS THE ANTELOPE
VALLEY...WHERE DAMAGING GUSTS TO 60 MPH WILL BE LIKELY. STRONG
NORTHWEST WINDS GUSTING TO 60 MPH WILL ALSO AFFECT THE LOS ANGELES
AND VENTURA COUNTY MOUNTAINS...WHICH CONTINUE TO BE UNDER A
WINTER STORM WARNING.
AWAY FROM THE INTERIOR WINDS HAVE SUBSIDED AND THE WIND ADVISORIES
WILL BE ALLOWED TO EXPIRE.
A VERY COLD AIR MASS WILL MOVE INTO THE REGION TONIGHT BEHIND THE
COLD FRONT. AS THE WINDS SUBSIDE OVERNIGHT MANY AREAS WILL BE
VULNERABLE TO NEAR OR SUB- FREEZING TEMPERATURES. THE ANTELOPE
VALLEY...CUYAMA VALLEY...AND INTERIOR VALLEYS OF SAN LUIS OBISPO
COUNTIES HAVE ALREADY EXPERIENCED TWO FREEZE EPISODES THIS
SEASON...SO THEY ARE NOT INCLUDED IN THIS PRODUCT. THE SANTA YNEZ
VALLEY WILL LIKELY SEE A HARD FREEZE EARLY TUESDAY MORNING AND THE
CENTRAL COAST...THE VENTURA VALLEYS...THE SANTA CLARITA
VALLEY...THE INTERIOR OF THE SANTA MONICA MOUNTAINS AND THE WEST
END OF THE SAN FERNANDO VALLEY WILL BE VULNERABLE TO WIDESPREAD
FROST CONDITIONS TONIGHT. WIND PROTECTED AREAS WILL DEFINITELY BE
VULNERABLE TO FROST CONDITIONS. WITH LIGHTER WINDS AND A CONTINUED
VERY COLD AIR MASS...MORE WIDESPREAD FROST AND FREEZE CONDITIONS
ARE EXPECTED TUESDAY NIGHT. THE STRONG WINDS COMBINED WITH A VERY
COLD AIR MASS WILL BRING VERY COLD WIND CHILL READINGS TO MANY
AREAS TONIGHT.
CAZ059-081100-
/O.CON.KLOX.HW.W.0012.000000T0000Z-091208T1100Z/
ANTELOPE VALLEY-
INCLUDING THE CITIES OF...LANCASTER...PALMDALE
953 PM PST MON DEC 7 2009
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 AM PST TUESDAY...
A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 AM PST TUESDAY.
FOR WEST TO NORTHWEST WINDS 25 TO 40 MPH WITH DAMAGING GUSTS TO 60
MPH...WITH THE STRONGEST WINDS EXPECTED ACROSS WESTERN PORTIONS.
THE COMBINATION OF COLD TEMPERATURES AND STRONG WINDS WILL LIKELY
CREATE DANGEROUS WIND CHILL READINGS IN THE SINGLE DIGITS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A HIGH WIND WARNING MEANS THAT WINDS ARE IN EXCESS OF 40 MPH WITH
POSSIBLE GUSTS GREATER THAN 60 MPH. BE ALERT FOR FLYING DEBRIS.
IF ON THE ROAD...KEEP EYES OPEN FOR FALLEN TREES AND DOWNED POWER
LINES. SECURE ALL DOORS AND WINDOWS AND STAY INDOORS IF POSSIBLE.
&&
$$

FROST ADVISORY
Issue Date: 953 PM PST MON DEC 07 2009
Expiration: 800 AM PST TUE DEC 08 2009

...STRONG AND DAMAGING WINDS EXPECTED ACROSS PORTIONS OF
SOUTHWEST CALIFORNIA TONIGHT...
...POTENTIAL FOR FROST AND FREEZE ACROSS PORTIONS OF SOUTHWEST
CALIFORNIA TONIGHT AND TUESDAY NIGHT...
.STRONG NORTHWEST WINDS WILL CONTINUE ACROSS THE MOUNTAINS...THE
SANTA BARBARA SOUTH COAST AND THE WESTERN PORTION OF THE ANTELOPE
VALLEY. THE STRONGEST WINDS WILL BE FOCUSED ACROSS THE PASSES AND
CANYONS OF SOUTHERN SANTA BARBARA COUNTY...AS WELL AS THE ANTELOPE
VALLEY...WHERE DAMAGING GUSTS TO 60 MPH WILL BE LIKELY. STRONG
NORTHWEST WINDS GUSTING TO 60 MPH WILL ALSO AFFECT THE LOS ANGELES
AND VENTURA COUNTY MOUNTAINS...WHICH CONTINUE TO BE UNDER A
WINTER STORM WARNING.
AWAY FROM THE INTERIOR WINDS HAVE SUBSIDED AND THE WIND ADVISORIES
WILL BE ALLOWED TO EXPIRE.
A VERY COLD AIR MASS WILL MOVE INTO THE REGION TONIGHT BEHIND THE
COLD FRONT. AS THE WINDS SUBSIDE OVERNIGHT MANY AREAS WILL BE
VULNERABLE TO NEAR OR SUB- FREEZING TEMPERATURES. THE ANTELOPE
VALLEY...CUYAMA VALLEY...AND INTERIOR VALLEYS OF SAN LUIS OBISPO
COUNTIES HAVE ALREADY EXPERIENCED TWO FREEZE EPISODES THIS
SEASON...SO THEY ARE NOT INCLUDED IN THIS PRODUCT. THE SANTA YNEZ
VALLEY WILL LIKELY SEE A HARD FREEZE EARLY TUESDAY MORNING AND THE
CENTRAL COAST...THE VENTURA VALLEYS...THE SANTA CLARITA
VALLEY...THE INTERIOR OF THE SANTA MONICA MOUNTAINS AND THE WEST
END OF THE SAN FERNANDO VALLEY WILL BE VULNERABLE TO WIDESPREAD
FROST CONDITIONS TONIGHT. WIND PROTECTED AREAS WILL DEFINITELY BE
VULNERABLE TO FROST CONDITIONS. WITH LIGHTER WINDS AND A CONTINUED
VERY COLD AIR MASS...MORE WIDESPREAD FROST AND FREEZE CONDITIONS
ARE EXPECTED TUESDAY NIGHT. THE STRONG WINDS COMBINED WITH A VERY
COLD AIR MASS WILL BRING VERY COLD WIND CHILL READINGS TO MANY
AREAS TONIGHT.
CAZ044>046-088-547-081400-
/O.EXP.KLOX.WI.Y.0063.000000T0000Z-091208T0600Z/
/O.EXB.KLOX.FR.Y.0009.091208T1100Z-091208T1600Z/
/O.CON.KLOX.FZ.A.0006.091209T1100Z-091209T1700Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA MONICA MOUNTAINS RECREATIONAL AREA-SANTA CLARITA VALLEY-
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...NEWBURY PARK...MOORPARK...SIMI VALLEY...TOPANGA...
SANTA CLARITA...NEWHALL...VALENCIA...WOODLAND HILLS...
NORTHRIDGE...BURBANK...UNIVERSAL CITY
953 PM PST MON DEC 7 2009
...FROST ADVISORY IN EFFECT FROM 3 AM TO 8 AM PST TUESDAY...
...FREEZE WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...
...WIND ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING...
THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
FROST ADVISORY...WHICH IS IN EFFECT FROM 3 AM TO 8 AM PST
TUESDAY. THE WIND ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING.
A FREEZE WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING.
THE STRONG WINDS THAT AFFECTED THE COASTS AND VALLEYS OF L.A. AND
VENTURA COUNTIES HAVE SUBSIDED AND THE WIND ADVISORIES WILL BE
ALLOWED TO EXPIRE. THE WILL STILL BE A FEW GUSTS TO 45 MPH THROUGH
THE NIGHT MAINLY IN THE SANTA CLARITA VALLEY.
A VERY COLD AIR MASS HAS SETTLED OVER THE AREA AND WITH THE WINDS
SUBSIDING MANY TEMPERATURES WILL DIP TO NEAR 32 DEGREES BY DAWN.
THESE COLD TEMPERATURES WILL ALLOW FOR AREAS OF FROST TO FORM.
THE COLD AIR WILL REMAIN IN PLACE TUESDAY NIGHT AND WEDNESDAY
MORNING. THIS COLD AIR MASS WILL COMBINE WITH CLEAR SKIES AND
LIGHT WINDS TO PRODUCE ANOTHER ROUND VERY COLD TEMPERATURES WITH
THE POSSIBILITY OF A HARD FREEZE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FROST ADVISORY MEANS THAT AFFECTED AREAS CAN EXPECT AT LEAST
TWO HOURS OF SUBFREEZING TEMPERATURES BETWEEN 28 AND 32 DEGREES...
WITH POSSIBLE DAMAGE TO CROPS AND TENDER VEGETATION. MEASURES
SHOULD BE TAKEN TO PROTECT SENSITIVE CROPS AND VULNERABLE ANIMALS
SHOULD BE KEPT INDOORS IN A BARN OR SIMILAR STRUCTURE.
A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES REACH AND FALL
BELOW 28 DEGREES FOR AT LEAST TWO HOURS ARE POSSIBLE. THESE
CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.
$$

HAZARDOUS WEATHER OUTLOOK
Issue Date: 608 PM PST MON DEC 07 2009
Expiration: 600 AM PST TUE DEC 08 2009

Expires:200912081400;;
FLUS46 KLOX 080206
HWOLOX
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
602 PM PST MON DEC 7 2009
CAZ034>041-044>046-051>054-059-087-088-547-548-081400-
SAN LUIS OBISPO COUNTY CENTRAL COAST-
SANTA BARBARA COUNTY CENTRAL COAST-SANTA YNEZ VALLEY-
SAN LUIS OBISPO COUNTY INTERIOR VALLEYS-CUYAMA VALLEY-
SANTA BARBARA COUNTY SOUTH COAST-VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA MONICA MOUNTAINS RECREATIONAL AREA-
SAN LUIS OBISPO COUNTY MOUNTAINS-
SANTA BARBARA COUNTY MOUNTAINS-VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
ANTELOPE VALLEY-CATALINA ISLAND-SANTA CLARITA VALLEY-
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
LOS ANGELES COUNTY SAN GABRIEL VALLEY-
602 PM PST MON DEC 7 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA.
.DAY ONE... TODAY
COLD WINDY WEATHER WILL CREATE MANY HAZARDS OVERNIGHT. SNOW WILL
AFFECT THE NORTH SLOPES OF THE MOUNTAINS...THE ANTELOPE VALLEY AND
THE CUYAMA VALLEY OVERNIGHT. THE GRAPEVINE WILL BE MOST AFFECTED BY
THE SNOW. THE MOUNTAINS WILL ALSO HAVE HAZARDOUS WIND GUSTS TO 50
MPH AS WELL AS LOCAL NEAR ZERO VISIBILITIES. DANGEROUS WIND CHILLS
WILL ALSO AFFECT THE MOUNTAINS. STRONG WINDS WILL AFFECT MOST AREAS
AND WILL MAKE CAR CONTROL DIFFICULT. OVERNIGHT VERY COLD AND BREEZY
CONDITIONS WILL CREATE HAZARDOUS CONDITIONS FOR PEOPLE OUTSIDE.
BLACK ICE IS POSSIBLE OVER MOST INLAND AREAS. AT THE BEACHES
DANGEROUS RIP CURRENTS WILL CREATE HAZARDS FOR SWIMMERS AND SURFERS.
HIGHER THAN NORMAL SURF WILL CREATE HAZARDS FOR BEACHGOERS. GALE
FORCE WINDS AND HIGH SEAS WILL MAKE FOR HAZARDOUS TIMES ACROSS THE
OUTER WATERS.
* WINTER STORM WARNING.......SEE WWUS46 KLOX - WSWLOX FOR DETAILS *
* HIGH WIND WARNING..........SEE WWUS76 KLOX - NPWLOX FOR DETAILS *
* WIND ADVISORY..............SEE WWUS76 KLOX - NPWLOX FOR DETAILS *
* WINTER WEATHER ADVISORY....SEE WWUS46 KLOX - WSWLOX FOR DETAILS *
* FROST ADVISORY.............SEE WWUS76 KLOX - NPWLOX FOR DETAILS *
* GALE WARNING...............SEE WHUS76 KLOX - MWWLOX FOR DETAILS *
* HIGH RIP CURRENT RISK......SEE FZUS56 KLOX - SRFLOX FOR DETAILS *
.DAYS TWO THROUGH SEVEN... TUESDAY THROUGH SUNDAY
BITTER COLD WEATHER WILL AFFECT THE MOUNTAINS ALONG WITH SNOW ACROSS
THE GRAPEVINE. MORE RAIN IS ON TAP BOTH THURSDAY AND THE WEEKEND.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$

SPECIAL WEATHER STATEMENT
Issue Date: 522 PM PST MON DEC 07 2009
Expiration: 800 AM PST TUE DEC 08 2009

...VERY COLD TEMPERATURES AND WIND CHILL READINGS TONIGHT...
...THREAT OF BLACK ICE ACROSS THE MOUNTAINS...DESERTS...AND
INTERIOR VALLEY LOCATIONS TONIGHT...
VERY COLD AIR COMING INTO SOUTHERN CALIFORNIA TONIGHT IN THE WAKE
OF A VIGOROUS COLD FRONT. SNOW LEVELS WILL CONTINUE TO FALL
QUICKLY TONIGHT...LOWERING TO AS LOW AS 1500 FEET OVERNIGHT IN
SOME AREAS. IN MANY LOCATIONS...THE PRECIPITATION WILL END LATER
THIS EVENING... WITH THE EXCEPTION OF THE NORTH SLOPES OF THE
MOUNTAINS...WHERE A WINTER STORM WARNING REMAINS IN EFFECT.
HOWEVER...THE INFLUX OF VERY COLD AIR WILL BRING THE THREAT OF
BLACK ICE ACROSS MANY INTERIOR SECTIONS OF SOUTHERN CALIFORNIA.
THE GREATEST THREAT OF ICY CONDITIONS WILL BE ACROSS THE MOUNTAINS
AND ANTELOPE VALLEY...BUT ALL INTERIOR VALLEY LOCATIONS WILL ALSO
BE VULNERABLE TO BLACK ICE CONDITIONS... INCLUDING WIND SHELTERED
AREAS OF THE SANTA CLARITA VALLEY...SAN FERNANDO VALLEY...AND
VENTURA COUNTY VALLEYS.
MOTORISTS TRAVELLING INTO THE MOUNTAINS...DESERTS...AND INTERIOR VALLEYS
SHOULD BE PREPARED FOR SUB-FREEZING TEMPERATURES...VERY COLD WIND CHILL
READINGS...AND DANGEROUS BLACK ICE CONDITIONS. PLEASE REFER TO THE LATEST
WINTER STORM WARNING PRODUCT FOR DETAILS ON SNOW... AND NON
PRECIPITATION WEATHER PRODUCT FOR DETAILS ON UPCOMING FROST AND
FREEZE POTENTIAL.
$$
GOMBERG

FREEZE WATCH
Issue Date: 158 PM PST MON DEC 07 2009
Expiration: 900 AM PST WED DEC 09 2009

...STRONG WINDS EXPECTED WITH A POTENTIAL TO BECOME DAMAGING FOR
PORTIONS OF SOUTHWEST CALIFORNIA THROUGH TONIGHT...
.A TIGHT SURFACE PRESSURE GRADIENT WILL DEVELOP AHEAD AND BEHIND
A COLD AND VIGOROUS STORM MOVING OVER THE REGION TODAY...WITH
SOUTHEAST WINDS AHEAD OF THE FRONT TODAY...FOLLOWED BY STRONG
NORTHWEST WINDS BEHIND THE FRONT TONIGHT. THE MOUNTAINS OF LOS
ANGELES...VENTURA...AND SANTA BARBARA COUNTIES ARE NOT INCLUDED IN
THIS PRODUCT AS THEY ARE ALREADY COVERED WITH A WINTER STORM
WARNING FOR THE COMBINATION OF HEAVY SNOW...GUSTY WINDS...AND
BLOWING SNOW.
A VERY COLD AIR MASS WILL MOVE INTO THE REGION TONIGHT BEHIND THE
COLD FRONT. WIND PROTECTED AREAS WILL BE VULNERABLE TO SUB-FREEZING
TEMPERATURES. THE ANTELOPE VALLEY...CUYAMA VALLEY...AND INTERIOR
VALLEYS OF SAN LUIS OBISPO COUNTIES HAVE ALREADY EXPERIENCED TWO
FREEZE EPISODES THIS SEASON...SO THEY ARE NOT INCLUDED IN THIS
PRODUCT. THE CENTRAL COAST WILL BE VULNERABLE TO WIDESPREAD FROST
CONDITIONS TONIGHT. BEHIND THE FRONT...THERE WILL BE GUSTY WEST
TO NORTHWEST WINDS ACROSS PORTIONS OF THE SOUTHLAND TONIGHT...
BUT WIND PROTECTED AREAS WILL DEFINITELY BE VULNERABLE TO PATCHY
FROST CONDITIONS. WITH LIGHTER WINDS AND A CONTINUED VERY COLD AIR
MASS...MORE WIDESPREAD FROST AND FREEZE CONDITIONS ARE EXPECTED
TUESDAY NIGHT. THE STRONG WINDS COMBINED WITH A VERY COLD AIR
MASS WILL BRING VERY COLD WIND CHILL READINGS TO MANY AREAS TONIGHT.
CAZ044>046-088-547-080500-
/O.NEW.KLOX.FZ.A.0006.091209T1100Z-091209T1700Z/
/O.EXB.KLOX.WI.Y.0063.091207T2200Z-091208T0600Z/
VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS-
SANTA MONICA MOUNTAINS RECREATIONAL AREA-SANTA CLARITA VALLEY-
LOS ANGELES COUNTY SAN FERNANDO VALLEY-
INCLUDING THE CITIES OF...SANTA PAULA...FILLMORE...OJAI...PIRU...
THOUSAND OAKS...NEWBURY PARK...MOORPARK...SIMI VALLEY...TOPANGA...
SANTA CLARITA...NEWHALL...VALENCIA...WOODLAND HILLS...
NORTHRIDGE...BURBANK...UNIVERSAL CITY
158 PM PST MON DEC 7 2009
...WIND ADVISORY IN EFFECT UNTIL 10 PM PST THIS EVENING...
...FREEZE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY MORNING...
THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT UNTIL 10 PM PST THIS EVENING.
A FREEZE WATCH HAS ALSO BEEN ISSUED. THIS FREEZE WATCH IS IN
EFFECT FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY MORNING.
WEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL CONTINUE
THROUGH THIS EVENING...WITH THE STRONGEST WINDS ACROSS HIGHER
TERRAIN.
FOR TOMORROW NIGHT...MINIMUM TEMPERATURES ARE EXPECTED TO FALL TO
BETWEEN 26 AND 28 DEGREES IN COLDEST WIND-SHELTERED AREAS...
BRINGING THE POTENTIAL FOR A HARD FREEZE. AREAS MOST AT RISK INCLUDE
THE OJAI VALLEY AND WESTERN PORTIONS OF THE SAN FERNANDO VALLEY...
SUCH AS AGOURA HILLS...CALABASSAS...AND WOODLAND HILLS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. MOTORISTS...ESPECIALLY OPERATORS OF HIGH PROFILE
VEHICLES...ARE URGED TO USE CAUTION WHILE TRAVELING ACROSS THE
DESERT. EXPECT REDUCED VISIBILITY IN SOME AREAS DUE TO BLOWING
DUST AND SAND. BE PREPARED FOR SUDDEN GUSTY CROSS WINDS WHICH CAN
CAUSE VEHICLE LOSS OF CONTROL.
A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES REACH AND FALL
BELOW 28 DEGREES FOR AT LEAST TWO HOURS ARE POSSIBLE. THESE
CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.
$$

COASTAL FLOOD STATEMENT
Issue Date: 601 PM PST SUN DEC 06 2009
Expiration: 700 AM PST TUE DEC 08 2009

...HIGHER THAN NORMAL SURF EXPECTED AT AREAS BEACHES THROUGH
TUESDAY...
.A TIGHT SURFACE PRESSURE GRADIENT ACCOMPANYING A STRONG STORM
SYSTEM WILL DEVELOP ON MONDAY. THE STRONG PRESSURE GRADIENTS WILL
INCREASE A WIND-DRIVEN SWELL ACROSS THE COASTAL WATERS. THIS SWELL
WILL TRANSLATE TO THE BEACHES CREATING HIGHER THAN NORMAL SURF.
THE PATTERN WILL HAVE TO BE MONITORED CLOSELY AS THERE IS A CHANCE
THAT A HIGH SURF ADVISORY MAY BE NEEDED.
CAZ040-041-070815-
/O.NEW.KLOX.CF.S.0015.091207T1500Z-091208T1500Z/
VENTURA COUNTY COAST-
LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES-
601 PM PST SUN DEC 6 2009
...ABOVE NORMAL SURF EXPECTED THROUGH TUESDAY...
SURF 1 TO 3 FEET THIS EVENING WILL INCREASE TO 3 TO 5 FEET ON
MONDAY WITH OCCASIONAL SETS TO 7 FEET. HIGH SURF AT AREA BEACHES
WILL GENERATE A HIGH POTENTIAL FOR RIP CURRENTS.
ANYONE THAT IS LESS THAN EXPERIENCED AT SWIMMING IS ADVISED TO
AVOID GETTING TOO CLOSE TO THE SURF AND SWELL ON MONDAY AND
TUESDAY. THIS INCLUDES SWIMMING OR WADING IN THE WATERS...OR
WALKING OUT ON BEACH OVERLOOKS OR JETTIES.
THERE IS A CHANCE THAT WIDESPREAD SURF CONDITIONS ABOVE 7 FEET
COULD DEVELOP ON MONDAY EVENING...CAUSING LOCAL BEACH EROSION AND
MINOR COASTAL FLOODING. THE WEATHER PATTERN WILL HAVE TO BE
MONITORED CLOSELY AS A HIGH SURF ADVISORY MAY BE NEEDED.
WITH THE AMOUNT OF RAINFALL EXPECTED WITH THIS SYSTEM...LOCAL
OFFICIALS MAY ADVISE RESIDENTS AND BEACH-GOERS TO REMAIN OUT OF
THE WATER FOR EARLY WEEK DUE TO UNTREATED STORM DRAINAGE FLOW.
$$

WINTER STORM WARNING
Issue Date: 205 PM PST SUN DEC 06 2009
Expiration: 900 AM PST TUE DEC 08 2009

...WINTER STORM WARNING IN EFFECT FOR THE MOUNTAINS OF LOS ANGELES AND
VENTURA COUNTIES LATE TONIGHT THROUGH EARLY TUESDAY...
.A COLD PACIFIC STORM WILL BRING PRECIPITATION TO THE REGION LATE
TONIGHT THROUGH EARLY TUESDAY. INITIALLY...SNOW LEVELS WILL
RANGE BETWEEN 3500 AND 4000 FEET LATE TONIGHT AND MONDAY MORNING...
THEN RISE TO BETWEEN 5000 AND 6000 FEET MONDAY AFTERNOON AS
SOUTHERLY FLOW INCREASES ACROSS THE AREA. BEHIND THE COLD
FRONT...SNOW LEVELS WILL RAPIDLY FALL MONDAY NIGHT...EVENTUALLY
LOWERING TO AROUND 2000 FEET...WITH LOCAL SNOW LEVELS AS LOW AS
1500 FEET. SHOWERS WILL END LATER MONDAY NIGHT...EXCEPT ACROSS
INTERIOR SECTIONS OF THE REGION...ESPECIALLY NORTH FACING SLOPES
WHERE CLOUDS AND SHOWERS WILL LIKELY LINGER THROUGH TUESDAY
MORNING. AS WE DRAW CLOSER TO THE EVENT... WINTER WEATHER
ADVISORIES MAY NEED TO BE ISSUED FOR MONDAY NIGHT ACROSS LOWER
ELEVATION LOCATIONS SUCH AS THE CUYAMA VALLEY AND ANTELOPE VALLEY.
THIS STORM HAS THE POTENTIAL FOR SIGNIFICANT SNOW AT HIGHER
ELEVATIONS. IN ADDITION...THIS STORM WILL LIKELY BRING STRONG AND
DAMAGING WINDS TO THE MOUNTAINS...AS WELL AS DANGEROUS ICY
CONDITIONS MONDAY NIGHT INTO TUESDAY MORNING. THE VERY COLD AIR MASS
COMBINED WITH STRONG WINDS WILL LIKELY CREATE DANGEROUS WIND
CHILL READINGS NEAR ZERO DEGREES.
CAZ053-054-071200-
/O.UPG.KLOX.WS.A.0005.091207T1200Z-091208T1700Z/
/O.NEW.KLOX.WS.W.0004.091207T1200Z-091208T1700Z/
VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
205 PM PST SUN DEC 6 2009
...WINTER STORM WARNING IN EFFECT FROM 4 AM MONDAY TO 9 AM PST
TUESDAY...
THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
WINTER STORM WARNING FOR HEAVY SNOW...STRONG WINDS...AND DANGEROUS
ICY CONDITIONS WHICH IS IN EFFECT FROM 4 AM MONDAY TO 9 AM PST
TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.
SNOW ACCUMULATIONS OF 12 TO 24 INCHES ARE EXPECTED FOR ELEVATIONS
ABOVE 6000 FEET...WITH THE HIGHEST AMOUNTS ACROSS THE UPPER PORTIONS
OF THE SAN GABRIELS. BETWEEN 5000 AND 6000 FEET... SNOW
ACCUMULATIONS OF 6 TO 12 INCHES CAN BE EXPECTED. LESSER SNOW
ACCUMULATIONS ARE FORECASTED FOR LOWER ELEVATIONS...BUT INTERSTATE
5 NEAR THE GRAPEVINE WILL LIKELY BE IMPACTED BY SNOW ON MONDAY
MORNING...AND AGAIN MONDAY NIGHT INTO TUESDAY. THE HIGHEST
SNOWFALL INTENSITIES ARE EXPECTED TO OCCUR MONDAY AFTERNOON INTO
EARLY MONDAY EVENING...ESPECIALLY ACROSS THE SAN GABRIELS.
THIS STORM WILL ALSO LIKELY BRING POWERFUL SOUTH TO SOUTHWEST
WINDS...WITH DAMAGING GUSTS OVER 60 MPH MONDAY AFTERNOON...SHIFTING
TO THE NORTHWEST MONDAY NIGHT BEHIND THE FRONT...WITH CONTINUED
DAMAGING GUSTS OVER 60 MPH. AREAS OF FOG... HEAVY SNOW...AND BLOWING
SNOW WILL HAVE THE POTENTIAL TO CREATE AREAS OF VISIBILITIES NEAR
ZERO AT TIMES. AS VERY COLD AIR SPILLS INTO THE REGION MONDAY
NIGHT AND TUESDAY MORNING...THERE WILL BE A HIGH PROBABILITY FOR
DANGEROUS ICY CONDITIONS ACROSS THE MOUNTAINS...INCLUDING
INTERSTATE 5. THE VERY COLD AIR MASS COMBINED WITH STRONG WINDS WILL
LIKELY CREATE DANGEROUS WIND CHILL READINGS NEAR ZERO DEGREES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND
WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.
$$
GOMBERG

WINTER STORM WATCH
Issue Date: 229 PM PST SAT DEC 05 2009
Expiration: 900 AM PST TUE DEC 08 2009

...WINTER STORM WATCH IN EFFECT FOR THE MOUNTAINS OF LOS ANGELES
AND VENTURA COUNTIES LATE SUNDAY NIGHT THROUGH EARLY TUESDAY...
.A COLD PACIFIC STORM WILL BRING PRECIPITATION TO THE REGION LATE
SUNDAY NIGHT THROUGH EARLY TUESDAY. INITIALLY...SNOW LEVELS WILL BEGIN
AROUND 4000 FEET...THEN RISE TO AROUND 6000 FEET MONDAY AFTERNOON AS
SOUTHERLY FLOW INCREASES ACROSS THE AREA. BEHIND THE COLD FRONT...SNOW
LEVELS WILL RAPIDLY FALL MONDAY NIGHT...EVENTUALLY LOWERING TO AROUND
2000 FEET. LATER MONDAY NIGHT INTO TUESDAY MORNING...THERE WILL BE
LIMITED MOISTURE...BUT SNOW SHOWERS ARE EXPECTED ACROSS INTERIOR
SECTIONS OF THE REGION...ESPECIALLY NORTH FACING SLOPES. AS WE
DRAW CLOSER TO THE EVENT...WINTER WEATHER ADVISORIES MAY NEED TO
BE ISSUED FOR MONDAY NIGHT ACROSS LOWER ELEVATION LOCATIONS SUCH
AS THE CUYAMA VALLEY AND ANTELOPE VALLEY.
THIS STORM IS NOW TAKING A MORE OVER-WATER TRAJECTORY TAPPING INTO MORE
AVAILABLE MOISTURE. AS A RESULT...THERE WILL BE THE POTENTIAL FOR
SIGNIFICANT SNOW AT HIGHER ELEVATIONS. IN ADDITION...THIS STORM
WILL HAVE THE POTENTIAL TO BRING STRONG WINDS TO THE MOUNTAINS...AS
WELL AS DANGEROUS ICY CONDITIONS MONDAY NIGHT INTO TUESDAY
MORNING.
CAZ053-054-061200-
/O.NEW.KLOX.WS.A.0005.091207T1200Z-091208T1700Z/
VENTURA COUNTY MOUNTAINS-
LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS...ACTON...
MOUNT WILSON...SANDBERG
229 PM PST SAT DEC 5 2009
...WINTER STORM WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH
TUESDAY MORNING...
THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A
WINTER STORM WATCH FOR HEAVY SNOW AND STRONG WINDS...WHICH IS IN
EFFECT FROM LATE SUNDAY NIGHT THROUGH TUESDAY MORNING.
SNOW ACCUMULATIONS OF 6 TO 12 INCHES ARE EXPECTED FOR ELEVATIONS
ABOVE 6000 FEET WITH LOCAL AMOUNTS UP TO 18 INCHES POSSIBLE ACROSS
THE HIGHER ELEVATIONS OF THE SAN GABRIELS. LESSER SNOW
ACCUMULATIONS ARE EXPECTED AT LOWER ELEVATIONS...BUT INTERSTATE 5
NEAR THE GRAPEVINE WILL LIKELY BE IMPACTED BY SNOW ON MONDAY
MORNING...AND AGAIN MONDAY NIGHT INTO TUESDAY MORNING. THE HIGHEST
SNOWFALL INTENSITIES ARE EXPECTED TO OCCUR MONDAY AFTERNOON INTO
EARLY MONDAY EVENING...ESPECIALLY ACROSS THE SAN GABRIELS.
THIS STORM WILL HAVE THE POTENTIAL TO PACK POWERFUL WINDS...WITH
SOUTHERLY WINDS GUSTING OVER 50 MPH MONDAY AFTERNOON...SHIFTING TO
THE NORTHWEST MONDAY NIGHT BEHIND THE FRONT. AREAS OF FOG...HEAVY
SNOW...AND BLOWING SNOW WILL HAVE THE POTENTIAL TO CREATE AREAS
OF VISIBILITIES NEAR ZERO AT TIMES. AS VERY COLD AIR SPILLS INTO THE
REGION MONDAY NIGHT AND TUESDAY MORNING...THERE WILL BE A HIGH
PROBABILITY FOR DANGEROUS ICY CONDITIONS ACROSS THE MOUNTAINS...
INCLUDING INTERSTATE 5.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE PLANNING TRAVEL INTO THE SOUTHERN CALIFORNIA MOUNTAINS
DURING THE WATCH PERIOD SHOULD BE PREPARED FOR WINTRY WEATHER
CONDITIONS. CHECK THE LATEST ROAD REPORTS AND REMEMBER TO CARRY
EXTRA FOOD...WATER...AND WARM CLOTHING.
$$
GOMBERG

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