Alert archive / California / Flash Flood Watches in 2016

Flash Flood Watch 3, NWS Los Angeles, CA

March 11, 2016

NWS Los Angeles, CA issued this flash flood watch at Mar 11, 2016, 7:34 AM PST. It took effect at Mar 11, 2016, 9:00 AM PST. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Mar 11, 2016, 7:34 AM PST (15:34 UTC)
In effect from
Mar 11, 2016, 9:00 AM PST
Expired
Mar 11, 2016, 2:27 PM PST
In force
5 hr
Issued by
NWS Los Angeles, CA
Flood severity
None

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Los Angeles, CA wrote its last area forecast discussion before this flash flood watch went out at Mar 11, 5:40 AM PST, 1 hour 54 minutes earlier.

Area forecast discussion, Mar 11, 5:40 AM PST, 1 hour 54 minutes before
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Hazardous weather outlook, Mar 11, 6:00 AM PST, 1 hour 34 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
600 AM PST FRI MAR 11 2016

CAZ034>041-044>046-051>054-059-087-088-547-548-121400-
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-
600 AM PST FRI MAR 11 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA.

.DAY ONE... TODAY

A STORM SYSTEM WILL BRING RAIN AND SNOW...POSSIBLY HEAVY AT TIMES
TODAY. THERE IS A SLIGHT CHANCE OF THUNDERSTORMS ACROSS THE ENTIRE
AREA LATE THIS MORNING INTO THE EVENING. ANY THUNDERSTORMS THAT
DEVELOP MAY CAUSE BRIEF INTENSE DOWNPOURS...GUSTY WINDS...AND SMALL
HAIL. IN ADDITION...THERE MAY BE SOME ISOLATED WATERSPOUTS ACROSS
THE COASTAL WATERS. RAINFALL RATES MAY BE HIGH ENOUGH...ESPECIALLY
IN THUNDERSTORMS...TO POSE SOME THREAT OF MUD AND DEBRIS FLOWS IN
AND BELOW RECENT BURN AREAS.

A PERIOD OF GUSTY SOUTH TO WEST WINDS WINDS WILL AFFECT MUCH OF SAN
LUIS OBISPO AND SANTA BARBARA COUNTIES THIS MORNING INTO THIS
AFTERNOON. GUSTY WINDS WILL THEN TRANSLATE INTO THE MOUNTAINS OF LOS
ANGELES AND VENTURA COUNTIES AND THE ANTELOPE VALLEY THIS AFTERNOON
THROUGH TONIGHT.

IN THE MOUNTAINS...MODERATE TO LOCALLY HEAVY SNOW ACCUMULATIONS ARE
EXPECTED ABOVE 6500 FEET...AND ACCUMULATING SNOW MAY OCCUR AT
ELEVATIONS AS LOW AT 5000 FEET.

HIGH SURF WILL AFFECT CENTRAL COAST...AND WEST FACING BEACHES SOUTH
OF POINT CONCEPTION THIS AFTERNOON AND TONIGHT. THERE WILL ALSO BE A
HIGH RISK OF RIP CURRENTS ON AREA BEACHES.

* WIND ADVISORY..............SEE WWUS76 KLOX - NPWLOX FOR DETAILS *

* WINTER WEATHER ADVISORY....SEE WWUS46 KLOX - WSWLOX FOR DETAILS *

* GALE WARNING...............SEE WHUS76 KLOX - MWWLOX FOR DETAILS *

* HIGH SURF ADVISORY.........SEE WHUS46 KLOX - CFWLOX FOR DETAILS *

* HIGH RIP CURRENT RISK......SEE FZUS56 KLOX - SRFLOX FOR DETAILS *

.DAYS TWO THROUGH SEVEN... SATURDAY THROUGH THURSDAY

HIGH SURF WILL CONTINUE AFFECT CENTRAL COAST BEACHES SATURDAY
THROUGH TUESDAY...AND WEST FACING BEACHES SOUTH OF POINT CONCEPTION
SATURDAY AND SUNDAY. THERE WILL ALSO BE A HIGH RISK OF RIP CURRENTS
ON AREA BEACHES SATURDAY THROUGH TUESDAY.

* HIGH SURF ADVISORY.........SEE WHUS46 KLOX - CFWLOX FOR DETAILS *

* HIGH RIP CURRENT RISK......SEE FZUS56 KLOX - SRFLOX FOR DETAILS *

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

MUNROE/DB

The office that day

Everything else NWS Los Angeles, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 10, 5:29 PM PSTWinter Weather AdvisoryLOX33 hr
Mar 10, 5:37 PM PSTWind AdvisoryLOXLos Angeles, Santa Barbara34 hr
Mar 11, 2:12 AM PSTGale WarningLOX19 hr
Mar 11, 10:06 AM PSTAreal Flood AdvisoryLOXSan Luis Obispo, Santa Barbara114 min
Mar 11, 10:19 AM PSTSpecial Weather StatementLOXSan Luis Obispo, Santa Barbara56 min
Mar 11, 11:01 AM PSTSpecial Marine WarningLOX119 min
Mar 11, 11:24 AM PSTSpecial Weather StatementLOXSanta Barbara, Ventura66 min
Mar 11, 11:42 AM PSTFlash Flood WarningLOXVentura108 min
Mar 11, 11:52 AM PSTAreal Flood AdvisoryLOXSanta Barbara, Ventura3 hr
Mar 11, 12:08 PM PSTAreal Flood AdvisoryLOXSan Luis Obispo, Santa Barbara112 min
Mar 11, 12:45 PM PSTSpecial Weather StatementLOXVentura60 min
Mar 11, 12:58 PM PSTSpecial Marine WarningLOX2 hr
Mar 11, 1:04 PM PSTAreal Flood AdvisoryLOXLos Angeles3 hr
Mar 11, 1:50 PM PSTSpecial Weather StatementLOXLos Angeles70 min
Mar 11, 2:18 PM PSTSpecial Marine WarningLOX87 min
Mar 11, 2:55 PM PSTSpecial Weather StatementLOXLos Angeles95 min
Mar 11, 3:58 PM PSTAreal Flood AdvisoryLOXLos Angeles62 min

Nearby

Flash Flood Watches in California, 2016Every flash flood watch 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.