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Post-Tropical Cyclone Larry Public Advisory Number 44
2021-09-11 16:37:36| National Hurricane Center (Atlantic)
Issued at 1100 AM AST Sat Sep 11 2021 000 WTNT32 KNHC 111437 TCPAT2 BULLETIN Post-Tropical Cyclone Larry Advisory Number 44 NWS National Hurricane Center Miami FL AL122021 1100 AM AST Sat Sep 11 2021 ...LARRY IS NOW A POST-TROPICAL CYCLONE OVER THE LABRADOR SEA... ...STILL PRODUCING LARGE SWELLS ACROSS ATLANTIC CANADA AND PORTIONS OF THE EAST COAST OF THE U.S... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...54.0N 48.2W ABOUT 550 MI...880 KM NNE OF CAPE RACE NEWFOUNDLAND ABOUT 1150 MI...1855 KM WSW OF REYKJAVIK ICELAND MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H PRESENT MOVEMENT...NNE OR 30 DEGREES AT 48 MPH...78 KM/H MINIMUM CENTRAL PRESSURE...963 MB...28.44 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 Post-Tropical Cyclone Larry was located near latitude 54.0 North, longitude 48.2 West. The post-tropical cyclone is moving toward the north-northeast near 48 mph (78 km/h) and this heading with a decrease in forward speed is expected until Larry merges with an extratropical low tonight or early Sunday. Maximum sustained winds are near 70 mph (110 km/h) with higher gusts. Some slight weakening is possible before Larry merges with another extratropical low. Tropical-storm-force winds extend outward up to 310 miles (500 km) from the center. The estimated minimum central pressure is 963 mb (28.44 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Larry can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT2, WMO header WTNT42 KNHC and on the web at hurricanes.gov/graphics_at2.shtml?key_messages STORM SURGE: Water levels will continue to subside in southeastern Newfoundland today. SURF: Significant swells from Larry will continue affecting portions of the east coast of the United States and Atlantic Canada through tonight. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- This is the last public advisory issued by the National Hurricane Center on Larry. Additional information on this system can be found in High Seas Forecasts issued by the National Weather Service, under AWIPS header NFDHSFAT1, WMO header FZNT01 KWBC, and online at ocean.weather.gov/shtml/NFDHSFAT1.php $$ Forecaster Cangialosi
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