|
Show Selection: |
| #1150962 (Received by flhurricane at: 4:56 AM 02.Sep.2023) TCPAT5 BULLETIN Post-Tropical Cyclone Idalia Advisory Number 27 NWS National Hurricane Center Miami FL AL102023 500 AM AST Sat Sep 02 2023 ...TROPICAL STORM FORCE WINDS OCCURRING ON BERMUDA... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...31.7N 64.6W ABOUT 45 MI...70 KM SSE OF BERMUDA MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H PRESENT MOVEMENT...E OR 90 DEGREES AT 6 MPH...9 KM/H MINIMUM CENTRAL PRESSURE...999 MB...29.50 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * Bermuda A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 500 AM AST (0900 UTC), the center of Post-Tropical Cyclone Idalia was located near latitude 31.7 North, longitude 64.6 West. The post-tropical cyclone is moving toward the east near 6 mph (9 km/h), and this general motion is expected today. A faster northeastward motion is forecast to begin on Sunday, and this motion should continue into Monday. On the forecast track, Idalia will remain near Bermuda today, and then begin to move away from the island tonight and Sunday. Maximum sustained winds are near 60 mph (95 km/h) with higher gusts. Little change in strength is forecast during the next few days. Idalia could transition to a subtropical storm later today. Tropical-storm-force winds extend outward up to 220 miles (350 km) from the center. A wind gust to 49 mph (80 km/h) was recently reported at the LF Wade International Airport on Bermuda. An elevated observing site at the National Museum of Bermuda recently reported sustained winds of 55 mph (89 km/h) with a gust to 69 mph (111 km/h). The estimated minimum central pressure is 999 mb (29.50 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Idalia can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT5 and WMO header WTNT45 KNHC, and on the web at hurricanes.gov/text/MIATCDAT5.shtml WIND: Tropical storm conditions are expected on Bermuda through early Sunday. RAINFALL: Idalia is expected to produce rainfall amounts of 1 to 3 inches, or 25 to 75 millimeters, across Bermuda through the weekend. The heavy rainfall may cause areas of flash and urban flooding on the island. SURF: Swells generated by Idalia will affect the southeastern U.S. coast and Bermuda 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 intermediate advisory at 800 AM AST. Next complete advisory at 1100 AM AST. $$ Forecaster Brown |
