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Hurricane Sam Forecast Advisory Number 15

2021-09-26 10:46:43| National Hurricane Center (Atlantic)

Issued at 0900 UTC SUN SEP 26 2021 207 WTNT23 KNHC 260846 TCMAT3 HURRICANE SAM FORECAST/ADVISORY NUMBER 15 NWS NATIONAL HURRICANE CENTER MIAMI FL AL182021 0900 UTC SUN SEP 26 2021 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. HURRICANE CENTER LOCATED NEAR 13.8N 49.7W AT 26/0900Z POSITION ACCURATE WITHIN 15 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 295 DEGREES AT 7 KT ESTIMATED MINIMUM CENTRAL PRESSURE 943 MB EYE DIAMETER 10 NM MAX SUSTAINED WINDS 125 KT WITH GUSTS TO 150 KT. 64 KT....... 25NE 20SE 15SW 20NW. 50 KT....... 40NE 30SE 20SW 30NW. 34 KT....... 80NE 80SE 40SW 60NW. 12 FT SEAS..150NE 90SE 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 13.8N 49.7W AT 26/0900Z AT 26/0600Z CENTER WAS LOCATED NEAR 13.7N 49.4W FORECAST VALID 26/1800Z 14.3N 50.6W MAX WIND 125 KT...GUSTS 150 KT. 64 KT... 25NE 20SE 15SW 20NW. 50 KT... 40NE 30SE 20SW 30NW. 34 KT... 90NE 80SE 40SW 70NW. FORECAST VALID 27/0600Z 15.0N 51.8W MAX WIND 120 KT...GUSTS 145 KT. 64 KT... 25NE 20SE 15SW 20NW. 50 KT... 50NE 40SE 30SW 40NW. 34 KT... 90NE 80SE 50SW 70NW. FORECAST VALID 27/1800Z 15.8N 52.9W MAX WIND 120 KT...GUSTS 145 KT. 64 KT... 30NE 25SE 20SW 25NW. 50 KT... 50NE 40SE 30SW 40NW. 34 KT... 90NE 90SE 60SW 80NW. FORECAST VALID 28/0600Z 16.6N 53.9W MAX WIND 115 KT...GUSTS 140 KT. 64 KT... 35NE 30SE 25SW 25NW. 50 KT... 50NE 40SE 30SW 40NW. 34 KT... 90NE 90SE 70SW 80NW. FORECAST VALID 28/1800Z 17.5N 55.0W MAX WIND 115 KT...GUSTS 140 KT. 50 KT... 50NE 50SE 40SW 40NW. 34 KT...100NE 90SE 70SW 80NW. FORECAST VALID 29/0600Z 18.4N 56.3W MAX WIND 115 KT...GUSTS 140 KT. 50 KT... 60NE 50SE 40SW 40NW. 34 KT...100NE 90SE 70SW 90NW. 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 30/0600Z 20.8N 59.3W MAX WIND 110 KT...GUSTS 135 KT. OUTLOOK VALID 01/0600Z 24.5N 62.0W MAX WIND 110 KT...GUSTS 135 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 13.8N 49.7W NEXT ADVISORY AT 26/1500Z $$ FORECASTER REINHART

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