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Hurricane Sam Forecast Advisory


000
WTNT23 KNHC 302054
TCMAT3

HURRICANE SAM FORECAST/ADVISORY NUMBER  33
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL182021
2100 UTC THU SEP 30 2021

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...

THE BERMUDA WEATHER SERVICE HAS ISSUED A TROPICAL STORM WARNING FOR
BERMUDA.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* BERMUDA

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS.

HURRICANE CENTER LOCATED NEAR 23.6N  60.9W AT 30/2100Z
POSITION ACCURATE WITHIN  15 NM

PRESENT MOVEMENT TOWARD THE NORTHWEST OR 320 DEGREES AT  12 KT

ESTIMATED MINIMUM CENTRAL PRESSURE  938 MB
MAX SUSTAINED WINDS 125 KT WITH GUSTS TO 150 KT.
64 KT....... 50NE  40SE  35SW  40NW.
50 KT....... 80NE  70SE  50SW  60NW.
34 KT.......130NE 120SE  90SW 110NW.
12 FT SEAS..210NE 150SE 180SW 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 23.6N  60.9W AT 30/2100Z
AT 30/1800Z CENTER WAS LOCATED NEAR 23.0N  60.4W

FORECAST VALID 01/0600Z 25.6N  61.5W
MAX WIND 130 KT...GUSTS 160 KT.
64 KT... 50NE  45SE  35SW  45NW.
50 KT... 90NE  70SE  60SW  70NW.
34 KT...130NE 130SE  90SW 110NW.

FORECAST VALID 01/1800Z 28.5N  61.9W
MAX WIND 125 KT...GUSTS 150 KT.
64 KT... 50NE  45SE  35SW  45NW.
50 KT... 90NE  70SE  60SW  70NW.
34 KT...150NE 150SE 100SW 110NW.

FORECAST VALID 02/0600Z 31.3N  61.4W
MAX WIND 110 KT...GUSTS 135 KT.
64 KT... 50NE  45SE  40SW  45NW.
50 KT... 90NE  70SE  60SW  70NW.
34 KT...150NE 150SE 120SW 130NW.

FORECAST VALID 02/1800Z 33.8N  60.1W
MAX WIND 100 KT...GUSTS 120 KT.
64 KT... 50NE  50SE  40SW  40NW.
50 KT... 90NE  90SE  60SW  70NW.
34 KT...160NE 170SE 130SW 150NW.

FORECAST VALID 03/0600Z 35.8N  58.3W
MAX WIND  90 KT...GUSTS 110 KT.
50 KT... 90NE  90SE  70SW  70NW.
34 KT...170NE 180SE 150SW 160NW.

FORECAST VALID 03/1800Z 37.4N  56.2W
MAX WIND  85 KT...GUSTS 105 KT.
50 KT... 90NE  90SE  70SW  80NW.
34 KT...180NE 180SE 170SW 160NW.

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 04/1800Z 42.5N  50.0W
MAX WIND  75 KT...GUSTS  90 KT.

OUTLOOK VALID 05/1800Z 47.5N  46.0W...POST-TROP/EXTRATROP
MAX WIND  65 KT...GUSTS  80 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 23.6N  60.9W

INTERMEDIATE PUBLIC ADVISORY...WTNT33 KNHC/MIATCPAT3...AT 01/0000Z

NEXT ADVISORY AT 01/0300Z

$$
FORECASTER PASCH




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