000
FZNT02 KNHC 062158
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN AUG 6 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SUN AUG 6.
24 HOUR FORECAST VALID 1800 UTC MON AUG  7.
48 HOUR FORECAST VALID 1800 UTC TUE AUG  8.

.WARNINGS.

...TROPICAL STORM WARNING...
.POTENTIAL TROPICAL CYCLONE SEVEN NEAR 15.6N 82.0W 1008 MB AT
2100 UTC AUG 06 MOVING WNW OR 290 DEG AT 10 KT. MAXIMUM
SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN AREA BOUNDED BY 18N83W TO 18N75W TO 14N75W TO
14N83W TO 18N83W...INCLUDING WITHIN 60 NM OF COAST OF
NICARAGUA...WINDS 20 TO 30 KT. SEAS 8 TO 9 FT. 
.24 HOUR FORECAST TROPICAL STORM SEVEN NEAR 18.0N 85.9W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS 
WITHIN 50 NM N SEMICIRCLE...40 NM SE QUADRANT AND 0 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 75 NM N SEMICIRCLE WITH 
SEAS TO 14 FT. ELSEWHERE WITHIN AREA BOUNDED BY 21N87W TO 21N83W TO
17N83W TO 17N87W TO 21N87W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM SEVEN INLAND NEAR 19.9N 90.1W. 
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE 
WINDS WITHIN 40 NM N SEMICIRCLE...30 NM SE QUADRANT AND 0 NM SW 
QUADRANT. OVER FORECAST WATERS...WITHIN AREA BOUNDED BY 22N87W TO 22N86W TO
19N86W TO 19N87W TO 22N87W...INCLUDING IN YUCATAN CHANNEL...WINDS
20 TO 33 KT. SEAS TO 9 FT.
.72 HOUR FORECAST TROPICAL STORM SEVEN OVER WATER NEAR 21.0N 
93.8W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM SEVEN INLAND NEAR 21.2N 97.8W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 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 06 HOUR FORECAST TROPICAL WAVE FROM 19N37W TO LOW PRES NEAR
14N41W 1012 MB TO 09N44W. WITHIN AREA BOUNDED BY 17N43W TO 
17N39W TO 15N39W TO 15N43W TO 17N43W NE TO E WINDS 20 TO 25 KT. 
SEAS 8 FT. 
.24 HOUR FORECAST TROPICAL WAVE FROM 17N46W TO 08N48W. LOW PRES
DISSIPATED. WITHIN AREA BOUNDED BY 18N50W TO 18N45W TO 14N45W TO
14N50W TO 18N50W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST TROPICAL WAVE FROM 17N51W TO 09N53W. WITHIN 
AREA BOUNDED BY 19N57W TO 19N54W TO 17N54W TO 17N57W TO 19N57W NE
TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN 12 HOUR FORECAST WITHIN AREA BOUNDED BY 13N76W TO
13N74W TO 11N74W TO 11N76W TO 13N76W...INCLUDING WITHIN 90 NM OF
COAST OF COLOMBIA... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 48 HOUR FORECAST TROPICAL STORM SEVEN INLAND OVER
YUCATAN PENINSULA NEAR 19.9N 90.1W. WITHIN AREA BOUNDED BY 
23N92W TO 23N89W TO 21N89W TO 21N92W TO 23N92W E WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 2100 UTC SUN AUG 06...

.POTENTIAL TROPICAL CYCLONE SEVEN...NUMEROUS MODERATE SCATTERED
STRONG FROM 15N TO 18N BETWEEN 77W AND 81W. 

.TROPICAL WAVE FROM 19N56W TO 08N59W. SCATTERED MODERATE FROM 15N
TO 18N BETWEEN 57W AND 60W.  

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.