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Potential Tropical Cyclone Two Public Advisory Number 3A
2017-06-19 13:44:50| National Hurricane Center (Atlantic)
Issued at 800 AM AST Mon Jun 19 2017 000 WTNT32 KNHC 191144 TCPAT2 BULLETIN Potential Tropical Cyclone Two Intermediate Advisory Number 3A NWS National Hurricane Center Miami FL AL022017 800 AM AST Mon Jun 19 2017 ...DISTURBANCE CONTINUES MOVING RAPIDLY TOWARD THE SOUTHERN WINDWARD ISLANDS... SUMMARY OF 800 AM AST...1200 UTC...INFORMATION ---------------------------------------------- LOCATION...8.7N 55.7W ABOUT 400 MI...645 KM ESE OF TRINIDAD ABOUT 470 MI...755 KM ESE OF GRENADA MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...W OR 280 DEGREES AT 23 MPH...37 KM/H MINIMUM CENTRAL PRESSURE...1005 MB...29.68 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: The government of Barbados has discontinued the Tropical Storm Warning for that country. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * St. Vincent and the Grenadines * Trinidad * Tobago * Grenada A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area, in this case within 24 hours. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ At 800 AM AST (1200 UTC), the disturbance was centered near latitude 8.7 North, longitude 55.7 West. The system is moving toward the west near 23 mph (37 km/h). A fast motion toward the west-northwest is expected over the next 48 hours. On the forecast track, the disturbance is expected to move through the Windward Islands tonight and early Tuesday. Maximum sustained winds are near 40 mph (65 km/h) with higher gusts. Some strengthening is expected during the next 48 hours, and the disturbance is forecast to be a tropical storm when it moves through the Windward Islands tonight and Tuesday. Thunderstorm activity associated with the disturbance continues to show signs of organization, and additional development is likely during the next day or so. * Formation chance through 48 hours...high...90 percent * Formation chance through 5 days...high...90 percent Tropical-storm-force winds extend outward up to 60 miles (95 km), mainly northwest through northeast of the center. The estimated minimum central pressure is 1005 mb (29.68 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Tropical storm conditions are expected to first reach portions of the warning area tonight, making outside preparations difficult or dangerous. RAINFALL: The disturbance is expected to produce total rain accumulations of 2 to 4 inches over the Windward Islands Monday night and Tuesday. NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Landsea
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