838
FXUS66 KLOX 191124
AFDLOX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
324 AM PST WED FEB 19 2025
SYNOPSIS
18/906 PM.
DRY WEATHER AND WARMING TEMPERATURES ARE EXPECTED THIS WEEK WITH
HIGHS WELL ABOVE NORMAL BY SUNDAY AND MONDAY. SKIES WILL BE
MOSTLY SUNNY, EXPECT FOR PERIODS OF LOW CLOUDS AND FOG NEAR THE
COAST AND SOME HIGH CLOUDS. AREAS OF GUSTY NORTHERLY WINDS ARE
EXPECTED WEDNESDAY THROUGH FRIDAY.
SHORT TERM (TDY-FRI)
19/323 AM.
MOSTLY SUNNY SKIES ARE EXPECTED TODAY THROUGH FRIDAY, EXCEPT FOR
SOME SCATTERED HIGH CLOUDS THAT ARE CURRENTLY STREAMING ACROSS
THE REGION. THERE IS ALSO A CHANCE OF MARINE LAYER LOW CLOUDS AND
FOG FOR THE LA BASIN THIS MORNING AND AGAIN THURSDAY MORNING.
AN INSIDE SLIDER TROUGH PASSING TO THE NORTHEAST OF THE REGION
WILL BRING PERIODS OF MODERATE OFFSHORE WINDS THIS AFTERNOON
THROUGH FRIDAY. TONIGHT THROUGH THURSDAY MORNING, GUSTS 40 TO 50
MPH OUT OF THE NORTH- TO- NORTHEAST WILL BE COMMON ACROSS THE
MOUNTAINS. GUSTS 30 TO 40 MPH ARE EXPECTED FOR THE WIND PRONE
VALLEYS OF LOS ANGELES AND VENTURA COUNTY (INCLUDING THE SANTA
CLARITA VALLEY, WESTERN SAN FERNANDO VALLEY AND AGOURA
HILLS/CALABASAS). WIND ADVISORIES HAVE BEEN ISSUED STARTING THIS
AFTERNOON/EVENING, PLEASE SEE NPWLOX FOR MORE DETAILS.
THURSDAY NIGHT INTO FRIDAY MORNING, A MODERATE SANTA ANA
NORTHEAST WIND EVENT IS EXPECTED. WINDS WILL BE FOCUSED OVER THE
WIND PRONE CORRIDOR IN LA/VENTURA COUNTIES AND THE SANTA LUCIA
MOUNTAINS IN SAN LUIS OBISPO COUNTY.
THE OFFSHORE WINDS WILL RESULT IN A GENERAL WARMING TEMPERATURE
TREND THROUGH FRIDAY, ESPECIALLY FOR COASTS AND VALLEYS. DAYTIME
HIGHS TODAY AND THURSDAY WILL MOSTLY BE IN THE UPPER 60S TO MID
70S, FOLLOWED BY A GREATER BUMP FOR FRIDAY. EXPECT HIGHS IN THE
MID 70S TO LOW 80S TO BE COMMON, ESPECIALLY FOR LA/VENTURA
COUNTIES.
LONG TERM (SAT-TUE)
18/253 PM.
THE WEEKEND WILL LIKELY BE A LULL IN WIND FOR MOST OF SOUTHWEST
CALIFORNIA WITH CONTINUED WARMING FOR MANY AREAS AS A RIDGE PEAKS
ACROSS THE REGION WITH WIDESPREAD HIGHS IN THE 70S WITH SOME 80S
POSSIBLE IN THE WARMEST AREAS.
EARLY NEXT WEEK NORTHWEST TO NORTHERLY FLOW WILL LIKELY INCREASE,
POSSIBLY LEADING TO ADVISORY NORTHWEST TO NORTH WINDS FOCUSED
ACROSS PRONE AREAS SUCH AS SOUTHWEST SANTA BARBARA COUNTY AND
INTERIOR MOUNTAINS AND DESERTS INCLUDING THE I-5 CORRIDOR IN THE
MOUNTAINS. ONSHORE TRENDS OR A POSSIBLE EDDY FOR SOUTHERN AREAS
WILL FAVOR AN INCREASE IN NIGHT TO MORNING LOW CLOUDS AND FOG
ESPECIALLY FOR COASTAL AREAS OF LOS ANGELES, VENTURA, AND THE
SANTA BARBARA COUNTY SOUTH COAST. ABOVE NORMAL TEMPERATURES WILL
LIKELY CONTINUE EXCEPT FOR NEAR THE COAST WHERE INCREASED MARINE
INFLUENCE MAY REDUCE TEMPERATURES CLOSER TO NORMAL.
RAIN CHANCES ARE MINIMAL TO NONE THROUGH TO NEAR THE END OF THE
MONTH IF NOT INTO EARLY MARCH, WHEN THERE IS SOME SIGNAL FOR WET
WEATHER TO POTENTIALLY RETURN.
AVIATION
19/0724Z.
AT 0534Z AT KLAX, THE MARINE LAYER WAS 600 FT DEEP WITH AN
INVERSION UP TO 1400 FT WITH A MAXIMUM TEMPERATURE OF 17 C.
MODERATE TO HIGH CONFIDENCE IN FORECAST. LIFR TO IFR CONDITIONS
ARE POSSIBLE FROM 08Z-16Z FOR KLAX AND KLGB, WITH A SLIGHT CHANCE
AT KSMO AND KPRB.
KLAX...MODERATE CONFIDENCE IN TAF, THERE IS A 40 PERCENT CHANCE
VFR CONDITIONS THROUGH THE PERIOD. NO SIGNIFICANT EAST WIND
COMPONENT EXPECTED.
KBUR...HIGH CONFIDENCE IN TAF.
MARINE
18/930 PM.
THE SMALL CRAFT ADVISORY (SCA) LEVEL NORTHWEST WINDS WILL CONTINUE
TO SHRINK IN COVERAGE THROUGH WEDNESDAY MORNING, THEN THE WINDS
WILL STRENGTHEN AGAIN WEDNESDAY AFTERNOON AND NIGHT, EXPANDING
INTO THE NEARSHORE WATERS OF THE CENTRAL COAST AND WESTERN SANTA
BARBARA CHANNEL. THESE EXPANSE OF THE WINDS WILL CHANGE LITTLE ON
THURSDAY, BUT THERE IS A MODERATE TO HIGH CHANCE OF GALES FROM
NEAR POINT CONCEPTION SOUTH TO SAN NICOLAS ISLAND AND IN THE
VICINITY OF THE CHANNEL ISLANDS. THE WINDS WILL SHIFT TO
NORTHEASTERLY FRIDAY MORNING AND THERE IS A MODERATE CHANCE OF
LOW-END SCA LEVEL WINDS FROM VENTURA THROUGH SANTA MONICA, AND A
LOW CHANCE OF SUCH WINDS FROM ORANGE COUNTY TO CATALINA. MODERATE
CONFIDENCE IN RELATIVELY LIGHT WINDS TO FOLLOW OVER THE WEEKEND,
EXCEPT FOR LOW-END SCA NORTHWEST WINDS BEYOND 20 MILES FROM
SHORE.
THE CURRENTLY LARGE SCA-LEVEL SEAS WILL CONTINUE TO SUBSIDE
THROUGH TONIGHT. THE SEAS ARE RUNNING LARGER THAN MODELS ARE
INDICATING, AS IS USUAL FOR LARGER SEAS. SEAS WILL BUILD AGAIN
WEDNESDAY NIGHT INTO THURSDAY.
LOX WATCHES/WARNINGS/ADVISORIES
CA...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON PST
THURSDAY FOR ZONES 88-342-345-352-353-362-369>372-374>379. (SEE LAXNPWLOX).
WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 2 AM PST
THURSDAY FOR ZONES 349-351. (SEE LAXNPWLOX).
PZ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 3
AM PST THURSDAY FOR ZONE 650. (SEE LAXMWWLOX).
SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PST THURSDAY FOR
ZONES 670-673-676. (SEE LAXMWWLOX).
PUBLIC...SCHOENFELD/MUNROE
AVIATION...SCHOENFELD
MARINE...HALL
SYNOPSIS...RS/RM
WEATHER.GOV/LOSANGELES
EXPERIMENTAL GRAPHICAL HAZARDOUS WEATHER OUTLOOK AT:
HTTPS://WWW.WEATHER.GOV/ERH/GHWO?WFO=LOX
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