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Hurricane Sam Forecast Advisory Number 42

2021-10-03 04:37:17| National Hurricane Center (Atlantic)

Issued at 0300 UTC SUN OCT 03 2021 000 WTNT23 KNHC 030237 TCMAT3 HURRICANE SAM FORECAST/ADVISORY NUMBER 42 NWS NATIONAL HURRICANE CENTER MIAMI FL AL182021 0300 UTC SUN OCT 03 2021 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. HURRICANE CENTER LOCATED NEAR 36.4N 57.1W AT 03/0300Z POSITION ACCURATE WITHIN 25 NM PRESENT MOVEMENT TOWARD THE NORTHEAST OR 40 DEGREES AT 14 KT ESTIMATED MINIMUM CENTRAL PRESSURE 955 MB MAX SUSTAINED WINDS 100 KT WITH GUSTS TO 120 KT. 64 KT....... 60NE 60SE 40SW 30NW. 50 KT.......100NE 100SE 70SW 90NW. 34 KT.......180NE 210SE 160SW 190NW. 12 FT SEAS..180NE 290SE 340SW 270NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 36.4N 57.1W AT 03/0300Z AT 03/0000Z CENTER WAS LOCATED NEAR 35.9N 57.7W FORECAST VALID 03/1200Z 37.7N 55.3W MAX WIND 95 KT...GUSTS 115 KT. 64 KT... 50NE 50SE 40SW 40NW. 50 KT... 90NE 90SE 80SW 80NW. 34 KT...180NE 190SE 170SW 190NW. FORECAST VALID 04/0000Z 39.7N 51.8W MAX WIND 90 KT...GUSTS 110 KT. 64 KT... 40NE 50SE 40SW 40NW. 50 KT... 80NE 80SE 80SW 70NW. 34 KT...180NE 190SE 190SW 180NW. FORECAST VALID 04/1200Z 42.7N 47.0W MAX WIND 85 KT...GUSTS 105 KT. 64 KT... 50NE 60SE 50SW 40NW. 50 KT... 80NE 90SE 90SW 70NW. 34 KT...180NE 200SE 200SW 180NW. FORECAST VALID 05/0000Z 47.3N 41.9W...POST-TROP/EXTRATROP MAX WIND 80 KT...GUSTS 100 KT. 64 KT... 50NE 60SE 30SW 30NW. 50 KT... 90NE 110SE 90SW 40NW. 34 KT...210NE 240SE 250SW 210NW. FORECAST VALID 05/1200Z 50.8N 39.5W...POST-TROP/EXTRATROP MAX WIND 75 KT...GUSTS 90 KT. 50 KT... 80NE 120SE 100SW 60NW. 34 KT...240NE 330SE 380SW 290NW. FORECAST VALID 06/0000Z 51.7N 37.9W...POST-TROP/EXTRATROP MAX WIND 65 KT...GUSTS 80 KT. 50 KT... 30NE 120SE 110SW 70NW. 34 KT...300NE 480SE 480SW 320NW. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 07/0000Z 54.0N 30.0W...POST-TROP/EXTRATROP MAX WIND 50 KT...GUSTS 60 KT. OUTLOOK VALID 08/0000Z 60.5N 28.5W...POST-TROP/EXTRATROP MAX WIND 40 KT...GUSTS 50 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 36.4N 57.1W NEXT ADVISORY AT 03/0900Z $$ FORECASTER BEVEN

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Hurricane Sam Public Advisory Number 41

2021-10-02 22:36:45| National Hurricane Center (Atlantic)

Issued at 500 PM AST Sat Oct 02 2021 000 WTNT33 KNHC 022036 TCPAT3 BULLETIN Hurricane Sam Advisory Number 41 NWS National Hurricane Center Miami FL AL182021 500 PM AST Sat Oct 02 2021 ...SAM GRADUALLY LOSING STRENGTH BUT GROWING IN SIZE... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...35.4N 58.2W ABOUT 435 MI...700 KM ENE OF BERMUDA ABOUT 825 MI...1325 KM SSW OF CAPE RACE NEWFOUNDLAND MAXIMUM SUSTAINED WINDS...125 MPH...205 KM/H PRESENT MOVEMENT...NE OR 40 DEGREES AT 17 MPH...28 KM/H MINIMUM CENTRAL PRESSURE...950 MB...28.06 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 PM AST (2100 UTC), the center of Hurricane Sam was located near latitude 35.4 North, longitude 58.2 West. Sam is moving toward the northeast near 17 mph (28 km/h). This general track with an increase in forward speed is expected by Monday for the next few days. On the forecast track, Sam will move well southeast of Newfoundland over the North Atlantic. Maximum sustained winds have decreased to near 125 mph (205 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 Tuesday. Sam is a large tropical cyclone. 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 950 mb (28.06 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 1100 PM AST. $$ Forecaster Blake

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Tropical Depression Victor Public Advisory Number 14

2021-10-02 22:36:15| National Hurricane Center (Atlantic)

Issued at 500 PM AST Sat Oct 02 2021 000 WTNT35 KNHC 022036 TCPAT5 BULLETIN Tropical Depression Victor Advisory Number 14 NWS National Hurricane Center Miami FL AL202021 500 PM AST Sat Oct 02 2021 ...VICTOR STILL HOLDING ON AS A TROPICAL CYCLONE... ...WEAKENS TO A TROPICAL DEPRESSION... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...13.7N 38.0W ABOUT 950 MI...1525 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...1007 MB...29.74 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 500 PM AST (2100 UTC), the center of Tropical Depression Victor was located near latitude 13.7 North, longitude 38.0 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 1007 mb (29.74 inches). HAZARDS AFFECTING LAND ---------------------- None. NEXT ADVISORY ------------- Next complete advisory at 1100 PM AST. $$ Forecaster Latto

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Hurricane Sam Forecast Advisory Number 41

2021-10-02 22:36:14| National Hurricane Center (Atlantic)

Issued at 2100 UTC SAT OCT 02 2021 000 WTNT23 KNHC 022036 TCMAT3 HURRICANE SAM FORECAST/ADVISORY NUMBER 41 NWS NATIONAL HURRICANE CENTER MIAMI FL AL182021 2100 UTC SAT OCT 02 2021 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. HURRICANE CENTER LOCATED NEAR 35.4N 58.2W AT 02/2100Z POSITION ACCURATE WITHIN 25 NM PRESENT MOVEMENT TOWARD THE NORTHEAST OR 40 DEGREES AT 15 KT ESTIMATED MINIMUM CENTRAL PRESSURE 950 MB MAX SUSTAINED WINDS 110 KT WITH GUSTS TO 135 KT. 64 KT....... 60NE 60SE 40SW 30NW. 50 KT.......100NE 100SE 70SW 90NW. 34 KT.......180NE 210SE 160SW 190NW. 12 FT SEAS..180NE 300SE 330SW 210NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 35.4N 58.2W AT 02/2100Z AT 02/1800Z CENTER WAS LOCATED NEAR 34.8N 58.7W FORECAST VALID 03/0600Z 36.8N 56.5W MAX WIND 100 KT...GUSTS 120 KT. 64 KT... 50NE 50SE 40SW 40NW. 50 KT... 90NE 90SE 80SW 80NW. 34 KT...180NE 190SE 170SW 190NW. FORECAST VALID 03/1800Z 38.6N 53.6W MAX WIND 95 KT...GUSTS 115 KT. 64 KT... 50NE 50SE 40SW 40NW. 50 KT... 80NE 80SE 80SW 70NW. 34 KT...180NE 190SE 190SW 180NW. FORECAST VALID 04/0600Z 40.8N 49.5W MAX WIND 90 KT...GUSTS 110 KT. 64 KT... 50NE 60SE 50SW 40NW. 50 KT... 80NE 90SE 90SW 70NW. 34 KT...180NE 200SE 200SW 180NW. FORECAST VALID 04/1800Z 44.7N 44.0W MAX WIND 85 KT...GUSTS 105 KT. 64 KT... 40NE 60SE 30SW 10NW. 50 KT... 90NE 110SE 90SW 40NW. 34 KT...190NE 240SE 250SW 210NW. FORECAST VALID 05/0600Z 49.3N 40.2W...POST-TROP/EXTRATROP MAX WIND 75 KT...GUSTS 90 KT. 50 KT... 80NE 120SE 100SW 60NW. 34 KT...240NE 330SE 380SW 290NW. FORECAST VALID 05/1800Z 51.6N 38.5W...POST-TROP/EXTRATROP MAX WIND 65 KT...GUSTS 80 KT. 50 KT... 30NE 120SE 110SW 70NW. 34 KT...300NE 480SE 480SW 320NW. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 06/1800Z 53.0N 32.0W...POST-TROP/EXTRATROP MAX WIND 50 KT...GUSTS 60 KT. OUTLOOK VALID 07/1800Z 60.0N 28.0W...POST-TROP/EXTRATROP MAX WIND 40 KT...GUSTS 50 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 35.4N 58.2W NEXT ADVISORY AT 03/0300Z $$ FORECASTER BLAKE

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Tropical Depression Victor Forecast Advisory Number 14

2021-10-02 22:35:15| National Hurricane Center (Atlantic)

Issued at 2100 UTC SAT OCT 02 2021 000 WTNT25 KNHC 022035 TCMAT5 TROPICAL DEPRESSION VICTOR FORECAST/ADVISORY NUMBER 14 NWS NATIONAL HURRICANE CENTER MIAMI FL AL202021 2100 UTC SAT OCT 02 2021 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. TROPICAL DEPRESSION CENTER LOCATED NEAR 13.7N 38.0W AT 02/2100Z POSITION ACCURATE WITHIN 20 NM PRESENT MOVEMENT TOWARD THE NORTHWEST OR 310 DEGREES AT 12 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1007 MB MAX SUSTAINED WINDS 30 KT WITH GUSTS TO 40 KT. 12 FT SEAS..180NE 30SE 120SW 150NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 13.7N 38.0W AT 02/2100Z AT 02/1800Z CENTER WAS LOCATED NEAR 13.3N 37.5W FORECAST VALID 03/0600Z 14.9N 39.5W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 03/1800Z 16.8N 41.6W...POST-TROP/REMNT LOW MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 04/0600Z 18.9N 43.5W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 04/1800Z 20.7N 45.5W...POST-TROP/REMNT LOW MAX WIND 20 KT...GUSTS 30 KT. FORECAST VALID 05/0600Z 22.5N 47.3W...POST-TROP/REMNT LOW MAX WIND 20 KT...GUSTS 30 KT. FORECAST VALID 05/1800Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 13.7N 38.0W NEXT ADVISORY AT 03/0300Z $$ FORECASTER LATTO

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