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Hurricane Sam Public Advisory Number 44

2021-10-03 16:46:34| National Hurricane Center (Atlantic)

Issued at 1100 AM AST Sun Oct 03 2021 000 WTNT33 KNHC 031446 TCPAT3 BULLETIN Hurricane Sam Advisory Number 44 NWS National Hurricane Center Miami FL AL182021 1100 AM AST Sun Oct 03 2021 ...SAM MOVING NORTHEASTWARD OVER THE OPEN NORTH ATLANTIC... ...EXPECTED TO BECOME A LARGE AND POWERFUL POST-TROPICAL LOW PRESSURE SYSTEM ON MONDAY... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...37.7N 54.6W ABOUT 625 MI...1010 KM S OF CAPE RACE NEWFOUNDLAND MAXIMUM SUSTAINED WINDS...100 MPH...155 KM/H PRESENT MOVEMENT...NE OR 50 DEGREES AT 16 MPH...26 KM/H MINIMUM CENTRAL PRESSURE...964 MB...28.47 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 1100 AM AST (1500 UTC), the eye of Hurricane Sam was located near latitude 37.7 North, longitude 54.6 West. Sam is moving toward the northeast near 16 mph (26 km/h). A northeastward motion at a faster forward speed is expected over the next couple of days. The cyclone is forecast to slow down over the north Atlantic around midweek. Maximum sustained winds are near 100 mph (155 km/h) with higher gusts. Gradual weakening is forecast during the next few days, and Sam is expected to transition into a powerful post-tropical cyclone on Monday. Hurricane-force winds extend outward up to 45 miles (75 km) from the center and tropical-storm-force winds extend outward up to 240 miles (390 km). The estimated minimum central pressure is 964 mb (28.47 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Sam can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT3 and WMO header WTNT43 KNHC, and on the web at hurricanes.gov/graphics_at3.shtml?key_messages. SURF: Swells generated by Sam will impact the northern Leeward Islands, the Greater Antilles, the Bahamas, the eastern United States and Atlantic Canada for the next couple of days. These swells could cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 500 PM AST. $$ Forecaster Brown

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Tropical Depression Victor Public Advisory Number 17

2021-10-03 16:37:32| National Hurricane Center (Atlantic)

Issued at 1100 AM AST Sun Oct 03 2021 000 WTNT35 KNHC 031437 TCPAT5 BULLETIN Tropical Depression Victor Advisory Number 17 NWS National Hurricane Center Miami FL AL202021 1100 AM AST Sun Oct 03 2021 ...VICTOR STILL A SHEARED TROPICAL DEPRESSION... ...EXPECTED TO BECOME A REMNANT LOW BY LATE MONDAY... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...16.1N 40.3W ABOUT 1080 MI...1740 KM W OF THE CABO VERDE ISLANDS MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...NW OR 310 DEGREES AT 12 MPH...19 KM/H MINIMUM CENTRAL PRESSURE...1007 MB...29.74 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 Tropical Depression Victor was located near latitude 16.1 North, longitude 40.3 West. The depression is moving toward the northwest near 12 mph (19 km/h), and this general motion is expected to continue over the next couple of days. Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Some gradual weakening is expected during the next couple of days, and Victor is forecast to become a remnant low by late Monday and dissipate on Tuesday. The estimated minimum central pressure is 1007 mb (29.74 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 500 PM AST. $$ Forecaster Reinhart

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Tropical Depression Victor Public Advisory Number 16

2021-10-03 10:43:21| National Hurricane Center (Atlantic)

Issued at 500 AM AST Sun Oct 03 2021 540 WTNT35 KNHC 030843 TCPAT5 BULLETIN Tropical Depression Victor Advisory Number 16 NWS National Hurricane Center Miami FL AL202021 500 AM AST Sun Oct 03 2021 ...VICTOR REMAINS A TROPICAL DEPRESSION... ...EXPECTED TO BECOME A REMNANT LOW BY MONDAY... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...16.1N 39.9W ABOUT 1055 MI...1700 KM W OF THE CABO VERDE ISLANDS MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...NW OR 315 DEGREES AT 16 MPH...26 KM/H MINIMUM CENTRAL PRESSURE...1007 MB...29.74 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 AM AST (0900 UTC), the center of Tropical Depression Victor was located near latitude 16.1 North, longitude 39.9 West. The depression is moving toward the northwest near 16 mph (26 km/h) and this general motion is expected to continue over the next few days. Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Some fluctuations in intensity could occur today. However, gradual weakening is forecast to begin by tonight and continue for the next few days, with Victor becoming a remnant low during that time. The system is forecast to dissipate by Tuesday. The estimated minimum central pressure is 1007 mb (29.74 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 1100 AM AST. $$ Forecaster Stewart

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Tropical Depression Victor Public Advisory Number 15

2021-10-03 04:44:20| National Hurricane Center (Atlantic)

Issued at 1100 PM AST Sat Oct 02 2021 000 WTNT35 KNHC 030244 TCPAT5 BULLETIN Tropical Depression Victor Advisory Number 15 NWS National Hurricane Center Miami FL AL202021 1100 PM AST Sat Oct 02 2021 ...VICTOR STILL A TROPICAL DEPRESSION... ...FORECAST TO BECOME A REMNANT LOW IN THE NEXT DAY OR SO... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...14.8N 38.9W ABOUT 995 MI...1600 KM W OF THE CABO VERDE ISLANDS MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...NW OR 310 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...1005 MB...29.68 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 Tropical Depression Victor was located near latitude 14.8 North, longitude 38.9 West. The depression is moving toward the northwest near 14 mph (22 km/h) and this general motion is expected to continue over the next few days. Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Gradual weakening is forecast over the next couple of days, and Victor could become a remnant low during that time. The system is then forecast to dissipate by Tuesday. The estimated minimum central pressure is 1005 mb (29.68 inches). NOAA moored ocean buoy 13008 recently reported a sea level pressure of 1006.7 mb (29.73 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 500 AM AST. $$ Forecaster Papin

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Hurricane Sam Public Advisory Number 42

2021-10-03 04:37:48| National Hurricane Center (Atlantic)

Issued at 1100 PM AST Sat Oct 02 2021 000 WTNT33 KNHC 030237 TCPAT3 BULLETIN Hurricane Sam Advisory Number 42 NWS National Hurricane Center Miami FL AL182021 1100 PM AST Sat Oct 02 2021 ...SAM GRADUALLY WEAKENING AS IT MOVES NORTHEASTWARD OVER THE OPEN ATLANTIC... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...36.4N 57.1W ABOUT 520 MI...840 KM NE OF BERMUDA ABOUT 740 MI...1190 KM SSW OF CAPE RACE NEWFOUNDLAND MAXIMUM SUSTAINED WINDS...115 MPH...185 KM/H PRESENT MOVEMENT...NE OR 40 DEGREES AT 16 MPH...26 KM/H MINIMUM CENTRAL PRESSURE...955 MB...28.20 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 Sam was located near latitude 36.4 North, longitude 57.1 West. Sam is moving toward the northeast near 16 mph (26 km/h). This general track with an increase in forward speed is expected for the next few days. On the forecast track, Sam will move well southeast and east of Newfoundland over the North Atlantic. Maximum sustained winds are now near 115 mph (185 km/h) with higher gusts. Sam is a category 3 hurricane on the Saffir-Simpson Hurricane Wind Scale. Further slow weakening is anticipated during the next few days, and Sam could transition into a powerful post-tropical cyclone on Monday night. Hurricane-force winds extend outward up to 70 miles (110 km) from the center and tropical-storm-force winds extend outward up to 240 miles (390 km). The estimated minimum central pressure is 955 mb (28.20 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Sam can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT3 and WMO header WTNT43 KNHC, and on the web at hurricanes.gov/graphics_at3.shtml?key_messages. SURF: Swells generated by Sam will impact the northern Leeward Islands, the Greater Antilles, the Bahamas, the eastern United States and Atlantic Canada for the next couple of days. These swells could 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 Beven

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