WINTER STORM WATCH
SANTA BARBARA COUNTY MOUNTAINS-VENTURA COUNTY MOUNTAINS-LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE-
230 PM PST SUN DEC 28 2003
...WINTER STORM WATCH ABOVE 5500 FEET FOR MONDAY NIGHT THROUGH WEDNESDAY MORNING...
TOTAL SNOW ACCUMULATION FROM 8 TO 12 INCHES IS EXPECTED AROUND 5500 FEET...WITH 18 TO 36 INCHES ABOVE 7000 FEET MONDAY NIGHT THROUGH TUESDAY NIGHT. VERY STRONG SOUTH TO SOUTHEAST WINDS ARE EXPECTED TO DEVELOP WITH SPEEDS FROM 35 TO 50 MPH WITH GUSTS OVER 60 MPH ACROSS THE HIGHER ELEVATIONS.
FORWOOD/GOMBERG
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FLOOD WATCH
URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
230 PM PST SUN DEC 28 2003
...THE NATIONAL WEATHER SERVICE IN OXNARD HAS ISSUED A FLASH FLOOD WATCH EFFECTIVE MONDAY THROUGH TUESDAY NIGHT FOR THE FOLLOWING SOUTHERN CALIFORNIA COUNTIES...
SAN LUIS OBISPO, SANTA BARBARA, VENTURA, AND LOS ANGELES
A COMPLEX STORM SYSTEM APPROACHING NORTHERN CALIFORNIA THIS AFTERNOON WILL MOVE SOUTH OVERNIGHT. HEAVY RAIN IS EXPECTED TO DEVELOP OVER SAN LUIS OBISPO AND SANTA BARBARA COUNTIES BY LATE MONDAY MORNING AND CONTINUE THROUGH MONDAY NIGHT. THE HEAVY RAIN IS EXPECTED TO SHIFT SOUTH OVER VENTURA AND LOS ANGELES COUNTIES MONDAY EVENING AND CONTINUE THROUGH TUESDAY EVENING.
NUMEROUS SMALL STREAMS AND CREEKS AT THE COAST AND IN THE MOUNTAINS WILL RISE SHARPLY IN SAN LUIS OBISPO AND SANTA BARBARA COUNTIES ON MONDAY AND MONDAY NIGHT...SPREADING SOUTHWARD INTO VENTURA AND LOS ANGELES COUNTIES MONDAY NIGHT AND TUESDAY. IN ADDITION...THERE IS THE POTENTIAL FOR SIGNIFICANT STREET FLOODING.
THE BURN AREAS OF LOS ANGELES AND VENTURA COUNTIES WILL BE ESPECIALLY VULNERABLE TO FLOODING ALONG WITH MUD AND DEBRIS FLOWS AS THE HEAVY RAINS DEVELOP MONDAY NIGHT AND TUESDAY. RAINFALL RATES LOCALLY OVER ONE HALF INCH PER HOUR WILL BE POSSIBLE ACROSS THE BURN AREAS.
THIS STORM IS EXPECTED TO PRODUCE BETWEEN ONE AND THREE INCHES ACROSS LOWER ELEVATIONS...WHILE MOST FOOTHILL AND MOUNTAIN AREAS COULD RECEIVE BETWEEN THREE AND SIX INCHES OF RAIN. FAVORED SOUTH FACING SLOPES COULD LOCALLY RECEIVE EIGHT INCHES OF RAIN.
TRAVELERS TO REMOTE AREAS SHOULD STAY ALERT FOR RAPIDLY CHANGING RIVER CONDITIONS AND AVOID AREAS RECENTLY BURNED. MOVE TO HIGHER GROUND IF FLOOD WATERS THREATEN.
DO NOT ATTEMPT TO DRIVE THROUGH RISING WATER...ESPECIALLY AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING.
FORWOOD/GOMBERG
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HAZARDOUS WEATHER OUTLOOK
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-LOS ANGELES COUNTY VALLEYS-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-830 AM PST SUN DEC 28 2003
THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA.
.DAY ONE...TODAY
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
A LARGE STORM SYSTEM WILL BRING POTENTIALLY HEAVY RAIN TO THE ENTIRE AREA LATE MONDAY THROUGH TUESDAY. SNOW LEVELS WILL BE HIGH FOR THIS STORM. THERE WILL BE SHOWER ACTIVITY ON WEDNESDAY...ALTHOUGH IT SHOULD DECREASE AS THE DAY WEARS ON. NEW YEARS EVE AND DAY ARE FORECAST TO BE HAZARD FREE. A SERIES OF STORMS WILL BRING A CHANCE OF RAIN TO ALL AREAS FRIDAY THROUGH MONDAY. PLEASE SEE THE LATEST HYDROLOGIC STATEMENT FROM OXNARD /FGUS76 KLOX ESFLOX/ FOR FURTHER DETAILS.
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HAZARDOUS WEATHER OUTLOOK
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 YUCCA VALLEYS-COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS-600 AM PST SUN DEC 28 2003
THIS HAZARDOUS WEATHER OUTLOOK IS FOR
EXTREME SOUTHWESTERN CALIFORNIA.
.DAY ONE... TODAY THROUGH TONIGHT
FROST ADVISORY THROUGH 8 AM
REFER TO LAXNPWSGX WWUS76 KSGX FOR DETAILS.
.DAYS TWO THROUGH SEVEN... MONDAY THROUGH SATURDAY
A SIGNIFICANT STORM WILL BRING POTENTIALLY HEAVY RAIN TO THE AREA LATE MONDAY NIGHT THROUGH TUESDAY. POTENTIALLY SIGNIFICANT STORM FOR LATE FRIDAY AND SATURDAY.
WHITLOW
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SPECIAL WEATHER STATEMENT
ALL OF EXTREME SOUTHWESTERN CALIFORNIA-
1100 AM PST SUN DEC 28 2003
...A PACIFIC STORM TO AFFECT SOUTHWESTERN CALIFORNIA LATE MONDAY INTO WEDNESDAY...
A PACIFIC STORM APPROACHING SOUTHWESTERN CALIFORNIA FROM THE NORTHWEST WILL BRING A CHANCE OF RAIN MONDAY NIGHT...BECOMING LIKELY TUESDAY AND LINGERING INTO WEDNESDAY. THE HEAVIEST PRECIPITATION SHOULD BE LATE IN THE DAY TUESDAY AND TUESDAY NIGHT. HOWEVER...THE EXACT TIMING AND STRENGTH OF THIS STORM ARE STILL UNCERTAIN.
PRELIMINARY RAINFALL ESTIMATES ARE ABOUT HALF TO ONE AND A HALF INCHES IN THE COASTAL AND VALLEY AREAS WITH LESS THAN HALF AN INCH IN THE DESERTS. MOUNTAINS SHOULD RECEIVE ABOUT ONE TO THREE INCHES OF RAIN...HOWEVER SOME SOUTH AND WEST FACING MOUNTAIN SLOPES COULD GET TWICE THAT AMOUNT. THESE RAINFALL TOTALS COULD CAUSE FLOODING PROBLEMS ALONG WITH ROCK...MUD AND DEBRIS FLOWS...ESPECIALLY IN AND NEAR THE RECENTLY BURNED MOUNTAIN SLOPES.
THE SNOW LEVEL WILL START NEAR 7000 FEET BUT WILL LOWER TO NEAR 5000 FEET BY LATE TUESDAY. THE HIGHER ELEVATIONS ABOVE 7000 FEET COULD RECEIVE UP TO A FOOT OF NEW SNOW. ELEVATIONS BETWEEN 5000 AND 7000 FEET SHOULD GET ABOUT 3 TO 6 INCHES OF SNOW. STRONG GUSTY WINDS WILL ALSO ACCOMPANY THIS STORM...WITH THE STRONGEST WINDS IN THE MOUNTAINS TUESDAY AND TUESDAY NIGHT. THE WIND AND WET GROUND COULD RESULT IN UPROOTED TREES AND BROKEN TREE LIMBS WITH POSSIBLE DOWNED POWER LINES. THE COMBINATION OF COLD AND WIND COULD BE DEADLY FOR UNPREPARED HIKERS OR CAMPERS.
THE PRECIPITATION IS EXPECTED TO TAPER OFF AND TURN TO INTERMITTENT SHOWERS WEDNESDAY. PEOPLE IN SOUTHWEST CALIFORNIA SHOULD STAY INFORMED ON THIS APPROACHING STORM.
ATKIN
Major storm headed for SoCal again
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