000 WGUS66 KLOX 191719 FFALOX CAC037-079-083-111-192330- BULLETIN - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 930 AM PST THU DEC 19 2002 ...FLASH FLOOD WATCH REMAINS IN EFFECT TODAY AND TONIGHT FOR SAN LUIS OBISPO...SANTA BARBARA...VENTURA...AND LOS ANGELES COUNTIES... THERE IS NO FLASH FLOODING OCCURRING NOW. A FLASH FLOOD WATCH MEANS FLASH FLOODING IS POSSIBLE BUT NOT IMMINENT IN THE WATCH AREA. A STRONG COLD FRONT IS EXPECTED TO MOVE INTO THE CENTRAL COAST THIS AFTERNOON AND EVENING...SPREADING TO THE LOS ANGELES BASIN TONIGHT. THIS COLD FRONT IS EXPECTED TO BRING A SOLID BAND OF RAINFALL FOR A 6 TO 8 HOUR TIME PERIOD. RAIN IS EXPECTED TO BE HEAVY AT TIMES...WITH THE POSSIBILITY OF THUNDERSTORMS. VERY INTENSE RAINFALL RATES WILL BE LIKELY...POSSIBLY EXCEEDING ONE INCH PER HOUR IN SOME FAVORED LOCATIONS. DUE TO THE HEAVIER RAINFALL EARLIER IN THE WEEK...GROUNDS HAVE BECOME QUITE SATURATED. THE THREAT OF ADDITIONAL HEAVY RAINFALL ON TOP OF ALREADY SATURATED GROUNDS WILL POSE A SERIOUS RUNOFF THREAT. AREAS UNDER THE FLASH FLOOD WATCH WILL NEED TO BE PREPARED FOR FLOODING OF SMALL STREAMS AND CREEKS...AS WELL AS STREET FLOODING. THE BURN AREAS IN LOS ANGELES AND VENTURA COUNTIES WILL BE ESPECIALLY SUSCEPTIBLE TO FLASH FLOODING AND MUDSLIDE POTENTIAL. PEOPLE IN THE WATCH AREA SHOULD STAY ABREAST OF THE LATEST DEVELOPMENTS AND BE PREPARED TO TAKE IMMEDIATE ACTION IF A WARNING IS ISSUED OR FLOODING IS ENCOUNTERED. $$ WOFFORD