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Tropical Storm GASTON Forecast Advisory


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TROPICAL STORM GASTON FORECAST/ADVISORY NUMBER  18
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL072016
0300 UTC SAT AUG 27 2016

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

TROPICAL STORM CENTER LOCATED NEAR 27.0N  50.8W AT 27/0300Z
POSITION ACCURATE WITHIN  15 NM

PRESENT MOVEMENT TOWARD THE NORTHWEST OR 315 DEGREES AT  13 KT

ESTIMATED MINIMUM CENTRAL PRESSURE  997 MB
MAX SUSTAINED WINDS  55 KT WITH GUSTS TO  65 KT.
50 KT....... 50NE  30SE   0SW  30NW.
34 KT.......130NE  80SE  40SW 100NW.
12 FT SEAS..150NE 120SE 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 27.0N  50.8W AT 27/0300Z
AT 27/0000Z CENTER WAS LOCATED NEAR 26.6N  50.3W

FORECAST VALID 27/1200Z 28.0N  52.5W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 60NE  30SE  20SW  30NW.
34 KT...130NE  80SE  40SW 100NW.

FORECAST VALID 28/0000Z 29.2N  54.1W
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 30NE  20SE   0SW  20NW.
50 KT... 70NE  40SE  30SW  40NW.
34 KT...130NE 100SE  60SW 100NW.

FORECAST VALID 28/1200Z 30.2N  55.2W
MAX WIND  80 KT...GUSTS 100 KT.
64 KT... 30NE  25SE  20SW  25NW.
50 KT... 70NE  50SE  30SW  40NW.
34 KT...130NE 100SE  80SW 100NW.

FORECAST VALID 29/0000Z 30.8N  55.7W
MAX WIND  90 KT...GUSTS 110 KT.
50 KT... 70NE  60SE  40SW  50NW.
34 KT...140NE 120SE  90SW 100NW.

FORECAST VALID 30/0000Z 31.8N  55.4W
MAX WIND  95 KT...GUSTS 115 KT.
50 KT... 80NE  80SE  60SW  60NW.
34 KT...150NE 150SE 100SW 100NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
ON DAY 4 AND 200 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY

OUTLOOK VALID 31/0000Z 33.0N  52.0W
MAX WIND  90 KT...GUSTS 110 KT.

OUTLOOK VALID 01/0000Z 35.0N  47.5W
MAX WIND  80 KT...GUSTS 100 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 27.0N  50.8W

NEXT ADVISORY AT 27/0900Z

$$
FORECASTER BLAKE


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