804
FSUS46 KLOX 031021
QPSLOX
QUANTITATIVE PRECIPITATION FORECAST
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
224 AM PDT SAT MAY 03 2025
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: SAT MAY 03 2025 THROUGH FRI MAY 09 2025.
05-08 08-11 11-14 14-17 | 17-23 23-05
SAN LUIS OBISPO COUNTY...
LSRC1:CAMBRIA 0.0 0.0 0.0 0.0 | 0.0 0.0
SMRC1:SANTA MARGARITA 0.0 0.0 0.0 0.0 | 0.0 0.0
NIPC1:LOPEZ LAKE 0.0 0.0 0.0 0.0 | 0.0 0.0
1-HR RATES: COASTS/VALLEYS FOOTHILLS/MOUNTAINS
EXPECTED PEAK (IN/HR): 0.01-0.05 0.01-0.05
PROBABILITY 0.50+ IN/HR: <5% <5%
PROBABILITY 1.00+ IN/HR: <5% <5%
PEAK RATES EXPECTED TO OCCUR BETWEEN: 1200-1600
CHANCE OF THUNDERSTORMS: 20%
ISOLATED RATES AROUND 0.25 IN/HR POSSIBLE NEAR THUNDERSTORMS.
05-08 08-11 11-14 14-17 | 17-23 23-05
SANTA BARBARA COUNTY...
SIYC1:SANTA MARIA 0.0 0.0 0.0 0.0 | 0.0 0.0
SBTC1:SANTA BARBARA POTRERO 0.0 0.0 0.0 LGT | LGT 0.0
GBRC1:GIBRALTAR DAM 0.0 0.0 LGT 0.0 | 0.0 0.0
SMCC1:SAN MARCOS PASS 0.0 0.0 0.0 0.0 | 0.0 0.0
SBFC1:SANTA BARBARA CITY 0.0 0.0 0.0 0.0 | 0.0 0.0
1-HR RATES: COASTS/VALLEYS FOOTHILLS/MOUNTAINS
EXPECTED PEAK (IN/HR): 0.01-0.05 0.01-0.05
PROBABILITY 0.50+ IN/HR: <5% <5%
PROBABILITY 1.00+ IN/HR: <5% <5%
PEAK RATES EXPECTED TO OCCUR BETWEEN: 1200-1600
CHANCE OF THUNDERSTORMS: 20%
ISOLATED RATES AROUND 0.25 IN/HR POSSIBLE NEAR THUNDERSTORMS.
05-08 08-11 11-14 14-17 | 17-23 23-05
VENTURA COUNTY...
FGWC1:FAGAN CANYON 0.0 0.0 0.0 LGT | LGT 0.0
HRCC1:HOPPER CANYON 0.0 0.0 0.0 0.0 | 0.0 LGT
MTDC1:MATILIJA DAM 0.0 0.0 0.0 LGT | 0.0 LGT
VTUC1:VENTURA CITY 0.0 0.0 0.0 0.0 | 0.0 0.0
MORC1:MOORPARK 0.0 0.0 0.0 0.0 | 0.0 LGT
CRXC1:CIRCLE X RANCH 0.0 0.0 0.0 0.0 | 0.0 0.0
1-HR RATES: COASTS/VALLEYS FOOTHILLS/MOUNTAINS
EXPECTED PEAK (IN/HR): 0.01-0.05 0.01-0.05
PROBABILITY 0.50+ IN/HR: <5% <5%
PROBABILITY 1.00+ IN/HR: <5% <5%
PEAK RATES EXPECTED TO OCCUR BETWEEN: 1200-1600
CHANCE OF THUNDERSTORMS: 20%
ISOLATED RATES AROUND 0.25 IN/HR POSSIBLE NEAR THUNDERSTORMS.
05-08 08-11 11-14 14-17 | 17-23 23-05
LOS ANGELES COUNTY...
WFKC1:WEST FORK HELIPORT 0.0 0.0 0.0 0.0 | 0.0 LGT
BDDC1:BIG DALTON DAM 0.0 0.0 0.0 0.0 | 0.0 LGT
PCDC1:PACOIMA DAM 0.0 0.0 0.0 0.0 | 0.0 0.0
FLTC1:LA CANADA FLINTRIDGE 0.0 0.0 0.0 0.0 | 0.0 LGT
SAUC1:SAUGUS 0.0 0.0 0.0 0.0 | 0.0 0.0
CQT:DOWNTOWN LA 0.0 0.0 0.0 0.0 | 0.0 0.0
MLUC1:MALIBU BIG ROCK MESA 0.0 0.0 0.0 0.0 | 0.0 0.0
1-HR RATES: COASTS/VALLEYS FOOTHILLS/MOUNTAINS
EXPECTED PEAK (IN/HR): 0.01-0.05 0.01-0.05
PROBABILITY 0.50+ IN/HR: <5% <5%
PROBABILITY 1.00+ IN/HR: <5% <5%
PEAK RATES EXPECTED TO OCCUR BETWEEN: 1200-1600
CHANCE OF THUNDERSTORMS: 20%
ISOLATED RATES AROUND 0.25 IN/HR POSSIBLE NEAR THUNDERSTORMS.
DISCUSSION:
A LOW PRESSURE SYSTEM WILL MOVE THROUGH THE AREA OVER THE WEEKEND.
COASTAL AREAS WILL LIKELY SEE SPOTS OF DRIZZLE OR LIGHT RAIN,
ESPECIALLY SATURDAY MORNING, AND SUNDAY. WHEN ALL IS SAID AND DONE,
EXPECTING MOST AREAS TO SEE 0.10 INCHES OR LESS (IF ANY AT ALL).
MOST MOUNTAIN AREAS SHOULD SEE 0.10 TO 0.50 INCHES (DUE TO SEVERAL
HOURS OF LIGHT RAIN), WITH THE HIGHEST TOTALS LIKELY IN LOS ANGELES
AND VENTURA COUNTIES. AN ISOLATED URBAN SPOT OR TWO COULD SEE TOTALS
IN THAT RANGE AS WELL DEPENDING ON WHERE THAT HEAVIEST SHOWER OR TWO
FORMS.
DRYING EXPECTED TO FOLLOW NEXT WEEK.
THE LAST ROUTINE ISSUANCE OF THIS PRODUCT FOR THIS RAINY SEASON
WAS ON APRIL 30. ROUTINE ISSUANCES WILL RESUME ON NOV 1.
NON-ROUTINE ISSUANCES OF THIS PRODUCT WILL OCCUR SHOULD WIDESPREAD
PRECIPITATION BE EXPECTED.
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