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Post-Tropical Cyclone Elsa Public Advisory Number 39
2021-07-09 22:42:12| National Hurricane Center (Atlantic)
Issued at 500 PM AST Fri Jul 09 2021 000 WTNT35 KNHC 092042 TCPAT5 BULLETIN Post-Tropical Cyclone Elsa Advisory Number 39 NWS National Hurricane Center Miami FL AL052021 500 PM AST Fri Jul 09 2021 ...ALL TROPICAL STORM WARNINGS FOR THE NEW ENGLAND COAST HAVE BEEN DISCONTINUED... ...HEAVY RAINFALL WILL CONTINUE ACROSS PORTIONS OF THE NORTHEAST US THIS EVENING... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...43.0N 69.5W ABOUT 90 MI...145 KM ENE OF BOSTON MASSACHUSETTS ABOUT 65 MI...100 KM SE OF PORTLAND MAINE MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...NE OR 45 DEGREES AT 35 MPH...56 KM/H MINIMUM CENTRAL PRESSURE...999 MB...29.50 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: All remaining Tropical Storm Warnings for the northeastern U.S. coast have been discontinued. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: None. DISCUSSION AND OUTLOOK ---------------------- At 500 PM AST (2100 UTC), the center of Post-Tropical Cyclone Elsa was located near latitude 43.0 North, longitude 69.5 West. The post-tropical cyclone is moving toward the northeast near 35 mph (56 km/h), and this general motion is expected to continue with an increase in forward speed during the next couple of days. On the forecast track, the center of Elsa will continue to move offshore the northeastern United States coast through this evening. The system is expected to move over Atlantic Canada by late tonight and Saturday. Surface observations during the past several hours indicate that maximum sustained winds remain near 50 mph (85 km/h) with higher gusts. Gradual weakening is forecast during the next couple of days. Elsa is forecast to dissipate over the north Atlantic by Sunday afternoon. Tropical-storm-force winds extend outward up to 140 miles (220 km) from the center. The estimated minimum central pressure is 999 mb (29.50 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Elsa can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT5, WMO header WTNT45 KNHC and on the web at www.hurricanes.gov/graphics_at5.shtml?key_messages. WIND: Gusty winds will continue across portions of the southern New England coast during the next couple of hours. The post-tropical cyclone is also expected to bring gusty winds to portions of Atlantic Canada tonight and Saturday. RAINFALL: Across coastal Maine...2 to 4 inches of rain with isolated totals up to 6 inches are possible through this evening, which could result in considerable flash and urban flooding. Isolated minor to moderate river flooding is also expected. For the latest rainfall reports and wind gusts associated with Elsa, please visit the following link: https://www.wpc.ncep.noaa.gov/discussions/nfdscc5.html NEXT ADVISORY ------------- This is the last public advisory issued by the National Hurricane Center on this system. 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 Zelinsky
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