ZCZC MIATCPEP5 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE MADELINE ADVISORY NUMBER 10 NATIONAL WEATHER SERVICE MIAMI FL 8 AM PDT SUN OCT 18 1998 ...MADELINE CONTINUES DRIFTING NORTHWARD... A HURRICANE WARNING IS IN EFFECT FROM MELAQUE TO MAZATLAN MEXICO... INCLUDING THE ISLAS MARIAS. A HURRICANE WATCH IS IN EFFECT FROM NORTHWEST OF MAZATLAN TO LOS MOCHIS...AND ALONG THE SOUTHERN BAJA CALIFORNIA PENINSULA FROM LA PAZ SOUTHWARD. AT 8 AM PDT...1500Z...THE CENTER OF HURRICANE MADELINE AS LOCATED NEAR LATITUDE 20.7 NORTH...LONGITUDE 106.5 WEST OR ABOUT 60 MILES ...65 KM...SOUTH OF ISLAS MARIAS MEXICO AND ABOUT 145 MILES SOUTH OF MAZATLAN. MADELINE IS DRIFTING TOWARD THE NORTH...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE TODAY WITH A GRADUAL INCREASE IN SPEED. ON THIS TRACK THE CENTER WILL PASS NEAR OR OVER THE ISLAS MARIAS LATER TODAY. MAXIMUM SUSTAINED WINDS ARE NEAR 80 MPH...130 KM/HR...WITH HIGHER GUSTS. SOME INCREASE IS POSSIBLE DURING THE NEXT 12 TO 24 HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 30 MILES... 45 KM... FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 985 MB...29.09 INCHES. RAINFALL TOTALS OF 10 TO 15 INCHES...LOCALLY HIGHER OVER MOUNTAINOUS AREAS...ARE POSSIBLE IN ASSOCIATION WITH MADELINE. THESE RAINS COULD PRODUCE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES. STORM TIDES OF 2 TO 4 FEET ABOVE NORMAL ASTRONOMICAL LEVELS... ACCOMPANIED BY LARGE AND DANGEROUS BATTERING WAVES...COULD OCCUR IN THE WARNED AREA. REPEATING THE 8 AM PDT POSITION...20.6 N...106.5 W. MOVEMENT TOWARD...DRIFTING NORTH. MAXIMUM SUSTAINED WINDS... 80 MPH. MINIMUM CENTRAL PRESSURE... 985 MB. AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 11 AM PDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 2 PM PDT. GUINEY NNNN