915 
WTNT25 KNHC 252050
TCMAT5
 
HURRICANE TAMMY FORECAST/ADVISORY NUMBER  30
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL202023
2100 UTC WED OCT 25 2023
 
NOTICE... LAND-BASED TROPICAL CYCLONE WATCHES AND WARNINGS ARE NO
LONGER INCLUDED IN THE TROPICAL CYCLONE FORECAST/ADVISORY...(TCM).
CURRENT LAND-BASED COASTAL WATCHES AND WARNINGS CAN BE FOUND IN THE
MOST RECENTLY ISSUED TROPICAL CYCLONE PUBLIC ADVISORY...(TCP).
 
HURRICANE CENTER LOCATED NEAR 28.0N  57.9W AT 25/2100Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE NORTHEAST OR  45 DEGREES AT  12 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  969 MB
EYE DIAMETER  20 NM
MAX SUSTAINED WINDS  85 KT WITH GUSTS TO 105 KT.
64 KT....... 20NE  20SE   0SW   0NW.
50 KT....... 40NE  50SE  30SW  30NW.
34 KT.......150NE 150SE  60SW 100NW.
12 FT SEAS..300NE 270SE 360SW 480NW.
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 28.0N  57.9W AT 25/2100Z
AT 25/1800Z CENTER WAS LOCATED NEAR 27.5N  58.3W
 
FORECAST VALID 26/0600Z 29.5N  58.4W
MAX WIND  80 KT...GUSTS 100 KT.
64 KT... 20NE  20SE  15SW  15NW.
50 KT... 60NE  50SE  40SW  50NW.
34 KT...170NE 150SE  80SW 140NW.
 
FORECAST VALID 26/1800Z 30.5N  59.4W...POST-TROP/EXTRATROP
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 20NE  15SE  10SW  20NW.
50 KT... 60NE  50SE  40SW  50NW.
34 KT...210NE 150SE 100SW 170NW.
 
FORECAST VALID 27/0600Z 31.1N  60.4W...POST-TROP/EXTRATROP
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 50NE  50SE  40SW  50NW.
34 KT...200NE 130SE 120SW 200NW.
 
FORECAST VALID 27/1800Z 31.5N  61.1W...POST-TROPICAL
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 30NE  30SE  30SW  30NW.
34 KT...150NE 110SE 100SW 150NW.
 
FORECAST VALID 28/0600Z 31.8N  61.5W...POST-TROPICAL
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 20NE  10SE  20SW  20NW.
34 KT...130NE 100SE  90SW 130NW.
 
FORECAST VALID 28/1800Z 32.1N  61.7W...POST-TROPICAL
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 20NE  10SE  20SW  20NW.
34 KT...100NE  80SE  80SW 100NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 125 NM
ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
 
OUTLOOK VALID 29/1800Z 32.5N  61.5W...POST-TROPICAL
MAX WIND  45 KT...GUSTS  55 KT.
 
OUTLOOK VALID 30/1800Z 32.8N  61.0W...POST-TROPICAL
MAX WIND  40 KT...GUSTS  50 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 28.0N  57.9W
 
NEXT ADVISORY AT 26/0300Z
 
$$
FORECASTER BUCCI/R. ZELINSKY