ZCZC MIATCPAT5 ALL TTAA00 KNHC DDHHMM BULLETIN Tropical Storm Sebastien Advisory Number 5 NWS National Hurricane Center Miami FL AL202019 1100 AM AST Wed Nov 20 2019 ...SEBASTIEN MAINTAINS INTENSITY... ...EXPECTED TO TURN NORTH SOON... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...21.1N 61.7W ABOUT 220 MI...355 KM NNE OF THE NORTHERN LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...W OR 280 DEGREES AT 7 MPH...11 KM/H MINIMUM CENTRAL PRESSURE...1002 MB...29.59 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 1100 AM AST (1500 UTC), the center of Tropical Storm Sebastien was located near latitude 21.1 North, longitude 61.7 West. Sebastien is moving toward the west near 7 mph (11 km/h). A turn to the north is expected later today. A turn to the northeast with an increase in forward speed is expected tonight and Thursday. Maximum sustained winds are near 50 mph (85 km/h) with higher gusts. Some strengthening is forecast during the next 48 hours. Sebastien is expected to become an extratropical cyclone in a couple of days and be absorbed by a cold front on Friday. Tropical-storm-force winds extend outward up to 160 miles (260 km) from the center. The estimated minimum central pressure is 1002 mb (29.59 inches). HAZARDS AFFECTING LAND ---------------------- None NEXT ADVISORY ------------- Next complete advisory at 500 PM AST. $$ Forecaster Latto/Mello NNNN