000
FZNT02 KNHC 211500
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1630 UTC SUN AUG 21 2016

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN AUG 21.
24 HOUR FORECAST VALID 1200 UTC MON AUG 22.
48 HOUR FORECAST VALID 1200 UTC TUE AUG 23.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM FIONA NEAR 22.9N 53.3W 1007 MB AT 1500 UTC AUG
21 MOVING WNW OR 295 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM NW AND SE
QUADRANTS...40 NM NE QUADRANT AND 0 NM SW QUADRANT.  SEAS 12 FT
OR GREATER WITHIN 0 NM S SEMICIRCLE...90 NM NE QUADRANT AND 45
NM NW QUADRANT WITH SEAS TO 14 FT. ELSEWHERE WITHIN 150 NM NE
AND 60 NM SE SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST TROPICAL DEPRESSION FIONA NEAR 24.3N 58.1W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 105 NM NE
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW FIONA NEAR 25.8N
62.2W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 60 NM
NE QUADRANT WINDS 20 TO 30 KT. SEAS TO 9 FT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW FIONA NEAR 27.7N
65.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW FIONA NEAR 30.5N
67.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
.120 HOUR FORECAST...DISSIPATED.

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.

.ATLC LOW PRES NEAR 13N43W 1010 MB. WITHIN 180 NM N QUADRANT OF
LOW E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW PRES NEAR 14N48W 1010 MB. WITHIN 180 NM TO
360 NM N QUADRANT OF LOW E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW PRES NEAR 15N55W 1010 MB. WITHIN 120 NM TO
420 NM NE QUADRANT OF LOW E TO SE WINDS 20 TO 25 KT. SEAS TO 9
FT.

.CARIBBEAN FROM 11N TO 17N BETWEEN 70W AND 80W NE TO E WINDS 20
TO 30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST FROM 10.5N TO 16N BETWEEN 72W AND 81W NE TO E
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST FROM 10N TO 14N BETWEEN 74W AND 79W NE WINDS
20 TO 25 KT. SEAS 8 TO 10 FT.

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

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.