Show Selection: |
#1158784 (Received by flhurricane at: 10:47 PM 24.Oct.2023) TCPAT5 BULLETIN Hurricane Tammy Advisory Number 27 NWS National Hurricane Center Miami FL AL202023 1100 PM AST Tue Oct 24 2023 ...TAMMY STRENGTHENS OVER OPEN WATERS... ...FORECAST TO BECOME A POWERFUL EXTRATROPICAL CYCLONE BY THURSDAY... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...24.9N 60.7W ABOUT 570 MI...915 KM SSE OF BERMUDA MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/H PRESENT MOVEMENT...NE OR 50 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...976 MB...28.82 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 1100 PM AST (0300 UTC), the center of Hurricane Tammy was located near latitude 24.9 North, longitude 60.7 West. Tammy is moving toward the northeast near 9 mph (15 km/h). A northward turn is expected on Wednesday, followed by a slower northwestward motion on Thursday and Friday. Maximum sustained winds have increased to near 85 mph (140 km/h) with higher gusts. Some additional strengthening is possible through early Wednesday, followed by weakening through late this week. Tammy is forecast to become a powerful post-tropical cyclone by Thursday. Hurricane-force winds extend outward up to 25 miles (35 km) from the center and tropical-storm-force winds extend outward up to 175 miles (280 km). The estimated minimum central pressure is 976 mb (28.82 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 couple of 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 500 AM AST. $$ Forecaster Reinhart |