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| #901264 (Received by flhurricane at: 4:47 AM 03.Sep.2017) TCPAT1 BULLETIN Hurricane Irma Advisory Number 16 NWS National Hurricane Center Miami FL AL112017 500 AM AST Sun Sep 03 2017 ...IRMA`S INTENSITY CONTINUES TO FLUCTUATE AND IS BACK TO CATEGORY 3 STRENGTH... ...INTERESTS IN THE LEEWARD ISLANDS SHOULD MONITOR THE PROGRESS OF IRMA... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...18.0N 47.5W ABOUT 945 MI...1520 KM E OF THE LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...115 MPH...185 KM/H PRESENT MOVEMENT...WSW OR 255 DEGREES AT 15 MPH...24 KM/H MINIMUM CENTRAL PRESSURE...969 MB...28.62 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. Interests in the Leeward Islands should monitor the progress of Irma. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 500 AM AST (0900 UTC), the eye of Hurricane Irma was located near latitude 18.0 North, longitude 47.5 West. Irma is moving toward the west-southwest near 15 mph (24 km/h), and this course at a slightly slower forward speed is expected through tonight. A turn toward the west is forecast on Monday. Maximum sustained winds have increased to near 115 mph (185 km/h) with higher gusts. Irma is a category 3 hurricane on the Saffir-Simpson Hurricane Wind Scale. Some additional strengthening is forecast through Monday night. Hurricane-force winds extend outward up to 25 miles (35 km) from the center, and tropical-storm-force winds extend outward up to 80 miles (130 km). The estimated minimum central pressure is 969 mb (28.62 inches). HAZARDS AFFECTING LAND ---------------------- None NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Berg |
