ZCZC MIATCPAT5 ALL TTAA00 KNHC DDHHMM BULLETIN Post-Tropical Cyclone Dorian Intermediate Advisory Number 63A NWS National Hurricane Center Miami FL AL052019 800 PM AST Sun Sep 08 2019 ...POST-TROPICAL DORIAN CONTINUES TO WEAKEN WHILE IT MOVES ACROSS NEWFOUNDLAND AND SOUTHEASTERN LABRADOR... SUMMARY OF 800 PM AST...0000 UTC...INFORMATION ---------------------------------------------- LOCATION...51.5N 55.5W ABOUT 25 MI...45 KM ENE OF ST. ANTHONY NEWFOUNDLAND MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H PRESENT MOVEMENT...NE OR 55 DEGREES AT 23 MPH...37 KM/H MINIMUM CENTRAL PRESSURE...979 MB...28.91 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * Cape Anguille to Fogo Island * Mutton Bay to Mary's Harbour A Tropical Storm Warning means that tropical storm conditions are expected within the warning area. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 800 PM AST (0000 UTC), the center of Post-Tropical Cyclone Dorian was located near latitude 51.5 North, longitude 55.5 West. The post-tropical cyclone is moving toward the northeast near 23 mph (37 km/h) and this motion is forecast to continue tonight. A motion toward the east-northeast is expected Monday through Tuesday. On the forecast track, the center of the post-tropical cyclone will move off of the northern coast of Newfoundland shortly, then move farther away from Atlantic Canada tonight and Monday. Maximum sustained winds have decreased to near 60 mph (95 km/h) with higher gusts. The post-tropical cyclone should continue to weaken, and it is forecast to be absorbed by another low pressure system on Tuesday. Tropical-storm-force winds extend outward up to 355 miles (575 km) from the center. St. John's, Newfoundland, recently reported sustained winds of 38 mph (61 km/h) and a gust of 47 mph (76 km/h). The minimum central pressure based on surface observations is estimated to be 979 mb (28.91 inches). HAZARDS AFFECTING LAND ---------------------- WIND: Tropical storm conditions are expected in the Tropical Storm Warning area this evening. Winds will diminish by early Monday. STORM SURGE: A dangerous storm surge is likely in the northeastern Gulf of St. Lawrence and the West Coast of Newfoundland. RAINFALL: Dorian is expected to produce rainfall accumulations of 1 to 2 inches across far eastern Quebec into Newfoundland and Labrador. SURF: Large swells are affecting the coast of Atlantic Canada, and they will continue to affect that area during the next couple of days. Swells along the mid-Atlantic and New England coasts of the U.S. will continue for another day or so. 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 PM AST. $$ Forecaster Stewart NNNN