117 WTNT35 KNHC 232039 TCPAT5 BULLETIN Hurricane Tammy Advisory Number 22 NWS National Hurricane Center Miami FL AL202023 500 PM AST Mon Oct 23 2023 ...TAMMY TURNING NORTH-NORTHEASTWARD... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...22.3N 63.6W ABOUT 695 MI...1115 KM S OF BERMUDA MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H PRESENT MOVEMENT...NNE OR 15 DEGREES AT 7 MPH...11 KM/H MINIMUM CENTRAL PRESSURE...990 MB...29.24 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 PM AST (2100 UTC), the center of Hurricane Tammy was located near latitude 22.3 North, longitude 63.6 West. Tammy is moving toward the north-northeast near 7 mph (11 km/h). A turn toward the northeast is expected to by Tuesday and this general motion should continue through Wednesday. On Thursday a turn back toward the north and north-northwest is forecast. Maximum sustained winds are near 75 mph (120 km/h) with higher gusts. Some slight strengthening is possible during the next day or so followed by steady weakening. Hurricane-force winds extend outward up to 25 miles (35 km) from the center and tropical-storm-force winds extend outward up to 125 miles (205 km). The estimated minimum central pressure based on recent NOAA Saildrone data is 990 mb (29.24 inches). HAZARDS AFFECTING LAND ---------------------- SURF: Swells generated by Tammy will continue to affect portions of the Leeward Islands, the British and U.S. Virgin Islands, and Puerto Rico during the next few days. 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 Bucci