519
FSUS46 KLOX 041119
QPSLOX
QUANTITATIVE PRECIPITATION FORECAST
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
412 AM PDT THU MAY 04 2023
PRECIPITATION FORECASTS IN INCHES ARE PROVIDED IN 3-HOUR
INCREMENTS UNTIL 1700 FOLLOWED BY 6-HOUR INCREMENTS UNTIL 0500.
THUNDERSTORM CHANCES COVER UP TO 0500 ON DAY 1 ONLY.
LIGHT RAINFALL AMOUNTS GREATER THAN ZERO BUT LESS THAN A TENTH OF AN
INCH ARE SHOWN AS LGT.
THE DISCUSSION COVERS THE PERIOD FROM: THU MAY 04 2023 THROUGH WED MAY 10 2023.
05-08 08-11 11-14 14-17 | 17-23 23-05
SAN LUIS OBISPO COUNTY...
LSRC1:CAMBRIA LGT 0.0 LGT 0.0 | 0.0 0.0
SMRC1:SANTA MARGARITA LGT 0.0 LGT 0.0 | 0.0 0.0
NIPC1:LOPEZ LAKE LGT 0.0 LGT 0.0 | 0.0 0.0
SLO: PEAK 1-HR RATES: CST/VLY 0.01-0.03 FTHLS/MTNS 0.01-0.03
EXPECTED TO OCCUR BETWEEN 0000-0200
CHANCE OF THUNDERSTORMS: YES
05-08 08-11 11-14 14-17 | 17-23 23-05
SANTA BARBARA COUNTY...
SIYC1:SANTA MARIA LGT 0.0 LGT 0.0 | 0.0 0.0
SBTC1:SANTA BARBARA POTRERO LGT 0.0 LGT 0.0 | LGT 0.0
GBRC1:GIBRALTAR DAM LGT 0.0 LGT 0.0 | 0.0 0.0
SMCC1:SAN MARCOS PASS LGT 0.0 LGT 0.0 | 0.0 0.0
SBFC1:SANTA BARBARA CITY LGT LGT LGT 0.0 | 0.0 0.0
SBA: PEAK 1-HR RATES: CST/VLY 0.01-0.03 FTHLS/MTNS 0.01-0.05
EXPECTED TO OCCUR BETWEEN 0000-0200
CHANCE OF THUNDERSTORMS: YES
05-08 08-11 11-14 14-17 | 17-23 23-05
VENTURA COUNTY...
FGWC1:FAGAN CANYON LGT LGT LGT 0.0 | LGT LGT
HRCC1:HOPPER CANYON LGT LGT LGT LGT | LGT LGT
MTDC1:MATILIJA DAM LGT LGT LGT 0.0 | LGT LGT
VTUC1:VENTURA CITY LGT LGT LGT 0.0 | LGT LGT
MORC1:MOORPARK LGT LGT LGT 0.0 | LGT LGT
CRXC1:CIRCLE X RANCH LGT LGT LGT 0.0 | 0.0 LGT
VTU: PEAK 1-HR RATES: CST/VLY 0.05-0.10 FTHLS/MTNS 0.05-0.10
EXPECTED TO OCCUR BETWEEN 0000-0300
CHANCE OF THUNDERSTORMS: YES
05-08 08-11 11-14 14-17 | 17-23 23-05
LOS ANGELES COUNTY...
WFKC1:WEST FORK HELIPORT 0.6 0.2 LGT LGT | LGT LGT
BDDC1:BIG DALTON DAM 0.5 0.2 LGT LGT | LGT LGT
PCDC1:PACOIMA DAM 0.3 0.1 LGT 0.0 | LGT LGT
FLTC1:LA CANADA FLINTRIDGE 0.4 0.1 LGT LGT | LGT LGT
SAUC1:SAUGUS 0.2 0.1 LGT 0.0 | LGT LGT
CQT:DOWNTOWN LA 0.4 0.1 LGT 0.0 | LGT LGT
MLUC1:MALIBU BIG ROCK MESA 0.1 0.1 LGT 0.0 | LGT LGT
LAC: PEAK 1-HR RATES: CST/VLY 0.05-0.25 FTHLS/MTNS 0.20-0.40
EXPECTED TO OCCUR BETWEEN 0000-0500
CHANCE OF THUNDERSTORMS: YES
DISCUSSION:
A COLD UPPER LOW WILL BRING RAIN AND A SLIGHT CHANCE OF TSTMS TO THE
REGION TODAY, ESPECIALLY IN THE MORNING. A SLIGHT CHANCE OF SHOWERS
WILL LINGER OVERNIGHT AND INTO FRIDAY. IN GENERAL, RAINFALL TOTALS
WILL RANGE BETWEEN 0.50 AND 1.00 INCH ACROSS THE COASTAL AND VALLEY
AREAS WITH AMOUNTS UP TO 1.00 TO 1.50 INCHES IN THE FOOTHILLS AND
MOUNTAINS. RAIN RATES EXPECTED TO TOP OUT AROUND A HALF INCH PER
HOUR, EXCEPT LOCALLY HIGHER IN THUNDERSTORMS.
SNOW LEVELS WILL RANGE BETWEEN 4000 AND 4500 FEET. SNOWFALL TOTALS
WILL LIKELY RANGE BETWEEN A DUSTING TO 3 INCHES BETWEEN 4500 AND
6000 FEET. ABOVE 6000 FEET, SNOWFALL TOTAL WILL LIKELY RANGE BETWEEN
4 AND 8 INCHES WITH LOCAL AMOUNTS UP 14 INCHES ON FAVORED PEAKS.
A RETURN TO A MORE TRADITIONAL DRY MAY WEATHER PATTERN WILL START
SUNDAY.
RORKE
THE LAST ROUTINE ISSUANCE OF THIS PRODUCT FOR THIS RAINY SEASON WILL BE
AT 4PM APRIL 30. ROUTINE ISSUANCES WILL RESUME ON NOVEMBER 1.
NON-ROUTINE ISSUANCES OF THIS PRODUCT WILL OCCUR SHOULD WIDESPREAD
PRECIPITATION BE EXPECTED.
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