ZCZC MIATCPEP5 ALL TTAA00 KNHC DDHHMM COR BULLETIN TROPICAL STORM ISIS ADVISORY NUMBER 7 NATIONAL WEATHER SERVICE MIAMI FL 2 AM PDT THU SEP 03 1998 ...CORRECTION FOR MAX WIND SPEED AND DIRECTION FROM LOS MOCHIS... ...TROPICAL STORM ISIS MOVING NORTH-NORTHWEST...POSING HEAVY RAINFALL THREAT TO MAINLAND MEXICO... AT 2 AM PDT...0900Z...THE GOVERNMENT OF MEXICO HAS DISCONTINUED ALL WARNINGS FOR BAJA CALIFORNIA. HURRICANE WARNINGS ARE DISCONTINUED FOR MAINLAND MEXICO FROM EL DORADO TO LOS MOCHIS. AT 2 AM PDT...0900Z...THE GOVERNMENT OF MEXICO HAS REPLACED THE HURRICANE WARNING WITH TROPICAL STORM WARNINGS FROM LOS MOCHIS TO GUAYMAS. AT 2 AM PDT...0900Z...THE CENTER OF TROPICAL STORM ISIS WAS LOCATED NEAR LATITUDE 26.5 NORTH...LONGITUDE 109.4 WEST OR ABOUT 60 MILES...95 KM...NORTH-NORTHEAST OF LOS MOCHIS MEXICO. THE STORM IS MOVING TOWARD THE NORTH NEAR 12 MPH ...19 KM/HR... AND THIS MOTION IS EXPECTED TO CONTINUE THRUGH WEDNESDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 65 MPH...100 KM/HR...WITH HIGHER GUSTS. GRADUAL WEAKENING IS FORECAST DURING THE NEXT 24 HOURS. WINDS OF 40 MPH EXTEND OUTWARD UP TO 60 MILES... 95 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 994 MB...29.35 INCHES. RAINFALL TOTALS OF 5 TO 10 INCHES...WITH LOCALLY HIGHER AMOUNTS ...ARE POSSIBLE ALONG THE PATH OF ISIS...AND COULD CAUSE LIFE- THREATENING FLASH FLOODS AND MUDSLIDES. REPEATING THE 2 AM PDT POSITION...26.5 N...109.4 W. MOVEMENT TOWARD...NORTH NORTHWEST NEAR 10 MPH. MAXIMUM SUSTAINED WINDS... 65 MPH. MINIMUM CENTRAL PRESSURE... 994 MB. AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 5 AM PDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 8 AM PDT. GUINEY NNNN