000 WTNT23 KNHC 300252 TCMAT3 HURRICANE SAM FORECAST/ADVISORY NUMBER 30 NWS NATIONAL HURRICANE CENTER MIAMI FL AL182021 0300 UTC THU SEP 30 2021 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. INTERESTS IN BERMUDA SHOULD MONITOR THE PROGRESS OF SAM. A TROPICAL STORM WATCH COULD BE REQUIRED FOR THE ISLAND ON THURSDAY. HURRICANE CENTER LOCATED NEAR 20.6N 58.4W AT 30/0300Z POSITION ACCURATE WITHIN 15 NM PRESENT MOVEMENT TOWARD THE NORTHWEST OR 315 DEGREES AT 10 KT ESTIMATED MINIMUM CENTRAL PRESSURE 940 MB EYE DIAMETER 15 NM MAX SUSTAINED WINDS 125 KT WITH GUSTS TO 150 KT. 64 KT....... 55NE 45SE 40SW 45NW. 50 KT....... 90NE 60SE 60SW 70NW. 34 KT.......130NE 120SE 90SW 100NW. 12 FT SEAS..180NE 135SE 150SW 180NW. 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 20.6N 58.4W AT 30/0300Z AT 30/0000Z CENTER WAS LOCATED NEAR 20.3N 58.0W FORECAST VALID 30/1200Z 21.9N 59.6W MAX WIND 130 KT...GUSTS 160 KT. 64 KT... 55NE 45SE 40SW 45NW. 50 KT... 90NE 60SE 60SW 70NW. 34 KT...130NE 120SE 90SW 100NW. FORECAST VALID 01/0000Z 24.1N 60.9W MAX WIND 125 KT...GUSTS 150 KT. 64 KT... 50NE 45SE 35SW 45NW. 50 KT... 90NE 60SE 60SW 70NW. 34 KT...130NE 130SE 90SW 100NW. FORECAST VALID 01/1200Z 26.8N 61.8W MAX WIND 120 KT...GUSTS 145 KT. 64 KT... 50NE 45SE 35SW 40NW. 50 KT... 80NE 60SE 60SW 60NW. 34 KT...130NE 140SE 90SW 100NW. FORECAST VALID 02/0000Z 29.6N 61.8W MAX WIND 115 KT...GUSTS 140 KT. 64 KT... 50NE 50SE 40SW 40NW. 50 KT... 80NE 80SE 60SW 70NW. 34 KT...140NE 150SE 110SW 110NW. FORECAST VALID 02/1200Z 32.2N 60.7W MAX WIND 110 KT...GUSTS 135 KT. 50 KT... 80NE 80SE 60SW 70NW. 34 KT...140NE 150SE 110SW 130NW. FORECAST VALID 03/0000Z 34.3N 59.2W MAX WIND 100 KT...GUSTS 120 KT. 50 KT... 80NE 80SE 70SW 80NW. 34 KT...140NE 160SE 130SW 150NW. 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 04/0000Z 37.5N 54.5W MAX WIND 85 KT...GUSTS 105 KT. OUTLOOK VALID 05/0000Z 42.0N 48.5W MAX WIND 70 KT...GUSTS 85 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.6N 58.4W NEXT ADVISORY AT 30/0900Z $$ FORECASTER BLAKE