ZCZC MIATCPEP5 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE MADELINE INTERMEDIATE ADVISORY NUMBER 8A NATIONAL WEATHER SERVICE MIAMI FL 11 PM PDT SAT OCT 17 1998 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 11 PM PDT...0600Z...THE CENTER OF HURRICANE MADELINE WAS LOCATED NEAR LATITUDE 20.6 NORTH...LONGITUDE 106.5 WEST OR ABOUT 60 MILES...95 KM...SOUTH OF THE ISLAS MARIAS AND ABOUT 180 MILES...285 KM...SOUTH OF MAZATLAN. MADELINE IS MOVING TOWARD THE NORTHEAST NEAR 6 MPH...8 KM/HR... AND A TURN TOWARD THE NORTH IS EXPECTED DURING THE NEXT 12 HOURS. ON THIS TRACK...THE CENTER OF MADELINE WILL BE PASSING NEAR THE ISLAS MARIAS ON SUNDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 80 MPH...130 KM/HR...WITH HIGHER GUSTS. SOME INCREASE IN STRENGTH COULD OCCUR DURING THE NEXT 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 105 MILES...165 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 985 MB...29.09 INCHES. RAINFALL TOTALS OF 5 TO 10 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 11 PM PDT POSITION...20.6 N...106.5 W. MOVEMENT TOWARD THE...NORTHEAST NEAR 6 MPH. MAXIMUM SUSTAINED WINDS... 80 MPH. MINIMUM CENTRAL PRESSURE... 985 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 2 AM PDT...SUNDAY. PASCH NNNN