000 
FXUS66 KLOX 222126
AFDLOX
SOUTHWEST CALIFORNIA AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
230 PM PDT WED MAY 22 2002

OFFSHORE GRADIENTS OVER SBA COUNTY HAVE BEHAVED THIS AFTERNOON AND HAVE
REMAINED BELOW CONCERN THRESHOLDS FOR WIND ADVISORIES FOR THE SANTA
YNEZ MOUNTIANS AND SOUTH COAST. STILL A CONCERN IS THE AMOUNT OF WIND 
BLOWING AT SMX AND THE IMPLIED MASS BUILD UP TO OCCUR ON THE NORTH
SIDE OF THE MOUNTIANS. WILL CONTINUE TO MONITOR FOR WAD NEEDS THIS
AFTERNOON AND EVENING. OTHERWISE A VERY QUIET DAY AND THIS EVENING 
THROUGHOUT THE CWFA. 

ALOFT...WEAK SHORTWAVE RIDGE TO BUILD OVER THE AREA THE NEXT 48 HOURS.
AT THE SURFACE...WEAK CATALINA EDDY PROGGED FOR TONIGHT AND THU NIGHT.
TOGETHER THIS WILL RESULT IN SOME RETURN OF MARINE CLOUDS AT THE COAST
FROM LA COUNTY SOUTHWARD TONIGHT AND VENTURA COUNTY SOUTHWARD THU
NIGHT. NO PENETRATION EXPECTED INTO VALLEYS.  THUS ONLY SLIGHT DAYTIME
WARMING AT THE COAST BUT MORE SIGNIFICANT WARMING INLAND AND MOUNTAINS
AND DESERTS THE NEXT TWO DAYS.   

WEAK TROUGH TO SWEEP ACROSS FORECAST AREA OVER THE WEEKEND RESULTING IN
ONLY STRONGER ONSHORE GRADIENTS AND THUS SLIGHTLY COOLER TEMPS AND
ESPECIALLY AT THE COAST. 

BY NEXT WEEK UPPER LEVEL RIDGE ADVERTISED TO BUILD STRONGLY OVER THE
WESTERN US.  THIS IS THE SECOND RUN OF THE MRF THAT SHOWS THIS TREND
AND IF IT COMES TO PASS THEN GRADUAL WARMING ALL AREAS WITH
SIGNIFICANT HEAT BY THE END OF THE MONTH.

LAX 000. MORRIS.

.LOX...GALE WARNING (SEE LAXCWFLAX).