385 WTNT32 KNHC 072355 TCPAT2 BULLETIN Hurricane Larry Intermediate Advisory Number 29A NWS National Hurricane Center Miami FL AL122021 800 PM AST Tue Sep 07 2021 ...RECONNAISSANCE AIRCRAFT FINDS LARGE LARRY A LITTLE BETTER ORGANIZED... ...LIKELY TO PRODUCE DANGEROUS SWELLS OVER THE WESTERN ATLANTIC COAST THIS WEEK... SUMMARY OF 800 PM AST...0000 UTC...INFORMATION ---------------------------------------------- LOCATION...25.4N 56.5W ABOUT 690 MI...1115 KM SE OF BERMUDA MAXIMUM SUSTAINED WINDS...115 MPH...185 KM/H PRESENT MOVEMENT...NW OR 320 DEGREES AT 9 MPH...15 KM/H MINIMUM CENTRAL PRESSURE...965 MB...28.50 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Watch is in effect for... * Bermuda A Tropical Storm Watch means that tropical storm conditions are possible within the watch area, generally within 48 hours. 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 the large eye of Hurricane Larry was located by an Air Force Reserve Hurricane Hunter aircraft near latitude 25.4 North, longitude 56.5 West. Larry is moving toward the northwest near 9 mph (15 km/h), and this general motion is expected to continue through Wednesday. A turn toward the north-northwest and north with an increase in forward speed is forecast on Thursday. On the forecast track, the center of Larry should pass east of Bermuda on Thursday. Maximum sustained winds remain near 115 mph (185 km/h) with higher gusts. Larry is a category 3 hurricane on the Saffir-Simpson Hurricane Wind Scale. Slow weakening is forecast during the next several days. Larry is a large hurricane. Hurricane-force winds extend outward up to 70 miles (110 km) from the center and tropical-storm-force winds extend outward up to 185 miles (295 km). The estimated minimum central pressure is 965 mb (28.50 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Larry can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT2 and WMO header WTNT42 KNHC. WIND: Tropical storm conditions are possible on Bermuda beginning late Wednesday or early Thursday. SURF: Swells generated by Larry will continue to affect the Lesser Antilles, portions of the Greater Antilles, and the Bahamas through midweek, and impact Bermuda through the end of the week. Significant swells should reach the east coast of the United States and Atlantic Canada by midweek and continue affecting these shores through the end of the week. 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