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Hurricane Maria Public Advisory Number 25A
2017-09-22 13:42:49| National Hurricane Center (Atlantic)
Issued at 800 AM EDT Fri Sep 22 2017 000 WTNT35 KNHC 221142 TCPAT5 BULLETIN Hurricane Maria Intermediate Advisory Number 25A NWS National Hurricane Center Miami FL AL152017 800 AM EDT Fri Sep 22 2017 ...HURRICANE CONDITIONS OCCURRING ON THE TURKS AND CAICOS ISLANDS... SUMMARY OF 800 AM EDT...1200 UTC...INFORMATION ---------------------------------------------- LOCATION...21.9N 70.9W ABOUT 30 MI...50 KM NNE OF GRAND TURK ISLAND ABOUT 465 MI...745 KM ESE OF NASSAU MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/H PRESENT MOVEMENT...NW OR 315 DEGREES AT 7 MPH...11 KM/H MINIMUM CENTRAL PRESSURE...959 MB...28.32 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: The government of the Bahamas has changed the Tropical Storm Watch for the central Bahamas to a Tropical Storm Warning. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Hurricane Warning is in effect for... * Dominican Republic from Cabo Engano to Puerto Plata * Turks and Caicos Islands and the Southeastern Bahamas A Tropical Storm Warning is in effect for... * Dominican Republic west of Puerto Plata to the northern border of the Dominican Republic and Haiti * Central Bahamas A Hurricane Warning means that hurricane conditions are expected somewhere within the warning area. Preparations to protect life and property should be rushed to completion. A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area. Interests elsewhere in the Bahamas should monitor the progress of Maria. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 800 AM EDT (1200 UTC), the center of Hurricane Maria was located near latitude 21.9 North, longitude 70.9 West. Maria is moving toward the northwest near 7 mph (11 km/h), and a motion toward the north-northwest is expected later today and Saturday. On the forecast track, Maria's eye will move near or just east of the Turks and Caicos Islands and southeastern Bahamas today. Maximum sustained winds are near 125 mph (205 km/h) with higher gusts. Maria is a category 3 hurricane on the Saffir-Simpson Hurricane Wind Scale. A gradual weakening is forecast during the next 48 hours. Hurricane-force winds extend outward up to 70 miles (110 km) from the center, and tropical-storm-force winds extend outward up to 160 miles (260 km). The minimum central pressure based on data from an Air Force Reserve Hurricane Hunter aircraft is 959 mb (28.32 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Tropical storm conditions across portions of the Dominican Republic should subside during the next several hours. Hurricane conditions are spreading into the Turks and Caicos Islands and the southeastern Bahamas and will continue through today. Tropical storm conditions are expected in the central Bahamas beginning tonight. STORM SURGE: A dangerous storm surge accompanied by large and destructive waves will raise water levels by as much as 9 to 12 feet above normal tide levels within the hurricane warning area of the southeastern Bahamas and the Turks and Caicos Islands. RAINFALL: Maria is expected to produce the following rainfall accumulations through Saturday: Turks and Caicos...8 to 16 inches, isolated 20 inches Puerto Rico...additional 3 to 6 inches, isolated maximum storm total amounts 40 inches Eastern Dominican Republic...additional 4 to 8 inches, isolated storm total amounts 20 inches Western Dominican Republic and northern Haiti...additional 3 to 6 inches Mayaguana, southeast Bahamas...4 to 8 inches Inagua Islands and Crooked Island, Bahamas...2 to 6 inches Rest of eastern Bahamas...1 to 3 inches Rainfall on these islands will continue to cause life-threatening flash floods and mudslides. SURF: Swells generated by Maria are affecting Puerto Rico, the Virgin Islands, the northern coast of Hispaniola, the Turks and Caicos Islands, and the southeastern Bahamas. These swells will reach the remainder of the Bahamas soon and should reach portions of the United States southeastern coast today. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 1100 AM EDT. $$ Forecaster Berg
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