Hurricane Gaston

Forecast Advisory 4



359
WTNT21 KNHC 231432
TCMAT1

POST-TROPICAL CYCLONE FIONA FORECAST/ADVISORY NUMBER 27
NWS NATIONAL HURRICANE CENTER MIAMI FL AL062016
1500 UTC TUE AUG 23 2016

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

POST-TROPICAL CYCLONE CENTER LOCATED NEAR 26.1N 64.5W AT 23/1500Z
POSITION ACCURATE WITHIN 15 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT 10 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1014 MB
MAX SUSTAINED WINDS 25 KT WITH GUSTS TO 35 KT.
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 26.1N 64.5W AT 23/1500Z
AT 23/1200Z CENTER WAS LOCATED NEAR 25.9N 64.0W

FORECAST VALID 24/0000Z 26.6N 66.0W...POST-TROP/REMNT LOW
MAX WIND 25 KT...GUSTS 35 KT.

FORECAST VALID 24/1200Z 27.5N 67.8W...POST-TROP/REMNT LOW
MAX WIND 20 KT...GUSTS 30 KT.

FORECAST VALID 25/0000Z 28.4N 69.1W...POST-TROP/REMNT LOW
MAX WIND 20 KT...GUSTS 30 KT.

FORECAST VALID 25/1200Z 29.0N 69.9W...POST-TROP/REMNT LOW
MAX WIND 20 KT...GUSTS 30 KT.

FORECAST VALID 26/1200Z 29.5N 71.5W...POST-TROP/REMNT LOW
MAX WIND 20 KT...GUSTS 30 KT.

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 27/1200Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 26.1N 64.5W

THIS IS THE LAST FORECAST/ADVISORY ISSUED BY THE NATIONAL HURRICANE
CENTER ON THIS SYSTEM. ADDITIONAL INFORMATION ON THIS SYSTEM CAN BE
FOUND IN HIGH SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER
SERVICE...UNDER AWIPS HEADER NFDHSFAT1 AND WMO HEADER FZNT01 KWBC.


$$
FORECASTER BLAKE




289
WTNT22 KNHC 231434
TCMAT2

TROPICAL STORM GASTON FORECAST/ADVISORY NUMBER 4
NWS NATIONAL HURRICANE CENTER MIAMI FL AL072016
1500 UTC TUE AUG 23 2016

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.

TROPICAL STORM CENTER LOCATED NEAR 13.8N 34.6W AT 23/1500Z
POSITION ACCURATE WITHIN 20 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 18 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1002 MB
MAX SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT.
50 KT....... 30NE 0SE 0SW 0NW.
34 KT....... 60NE 40SE 30SW 60NW.
12 FT SEAS.. 90NE 30SE 30SW 90NW.
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 34.6W AT 23/1500Z
AT 23/1200Z CENTER WAS LOCATED NEAR 13.5N 33.7W

FORECAST VALID 24/0000Z 14.6N 36.9W
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 20NE 0SE 0SW 0NW.
50 KT... 40NE 0SE 0SW 20NW.
34 KT... 70NE 60SE 40SW 60NW.

FORECAST VALID 24/1200Z 16.1N 39.9W
MAX WIND 75 KT...GUSTS 90 KT.
64 KT... 20NE 10SE 0SW 15NW.
50 KT... 60NE 30SE 0SW 30NW.
34 KT...110NE 90SE 60SW 80NW.

FORECAST VALID 25/0000Z 17.8N 42.4W
MAX WIND 85 KT...GUSTS 105 KT.
64 KT... 20NE 15SE 0SW 20NW.
50 KT... 70NE 40SE 30SW 40NW.
34 KT...130NE 110SE 70SW 100NW.

FORECAST VALID 25/1200Z 19.8N 44.6W
MAX WIND 80 KT...GUSTS 100 KT.
50 KT... 70NE 50SE 30SW 50NW.
34 KT...140NE 110SE 70SW 100NW.

FORECAST VALID 26/1200Z 24.2N 48.9W
MAX WIND 75 KT...GUSTS 90 KT.
50 KT... 70NE 50SE 40SW 50NW.
34 KT...160NE 130SE 80SW 120NW.

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 27/1200Z 27.7N 52.5W
MAX WIND 75 KT...GUSTS 90 KT.

OUTLOOK VALID 28/1200Z 30.7N 53.5W
MAX WIND 80 KT...GUSTS 100 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 13.8N 34.6W

NEXT ADVISORY AT 23/2100Z

$$
FORECASTER KIMBERLAIN