High Seas Forecast
Issued by NWS

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000
FZNT02 KNHC 271543
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU AUG 27 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

SECURITE

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO

SYNOPSIS VALID 1200 UTC THU AUG 27.
24 HOUR FORECAST VALID 1200 UTC FRI AUG 28.
48 HOUR FORECAST VALID 1200 UTC SAT AUG 29.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM ERIKA NEAR 16.4N 63.3W 1006 MB AT 1500 UTC AUG
27 MOVING W OR 270 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 45 KT
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM E
SEMICIRCLE AND 0 NM W SEMICIRCLE.  SEAS 12 FT OR GREATER WITHIN
180 NM NE QUADRANT WITH SEAS TO 16 FT. ELSEWHERE WITHIN 270 NM
NE SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM ERIKA NEAR 18.8N 67.8W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. LITTLE CHANGE IN RADIUS OF
TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER. ELSEWHERE
WITHIN 270 NM N SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM ERIKA NEAR 21.4N 73.1W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 90 NM E SEMICIRCLE...0 NM SW QUADRANT AND 30 NM NW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM N SEMICIRCLE WITH
SEAS TO 20 FT. ELSEWHERE WITHIN 270 NM NW QUADRANT...180 NM NE
QUADRANT AND 60 NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 12
FT.
.72 HOUR FORECAST TROPICAL STORM ERIKA NEAR 23.9N 77.1W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT. EXTENDED OUTLOOK...USE FOR
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE ERIKA NEAR 26.5N 79.5W. MAXIMUM
SUSTAINED WINDS 65 KT GUSTS 80 KT.
.120 HOUR FORECAST HURRICANE ERIKA NEAR 28.5N 80.0W. MAXIMUM
SUSTAINED WINDS 75 KT GUSTS 90 KT.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.CARIBBEAN 42 HOUR FORECAST FROM 12.5N TO 15N BETWEEN 69W AND
72W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.48 HOUR FORECAST FROM 13N TO 14.5N BETWEEN 70W AND 73W WINDS 20
KT OR LESS. SEAS 8 FT IN E SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.


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