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NOAA NOAA United States Department of Commerce

High Seas Forecast (Tropical Atlantic)



000
FZNT02 KNHC 210958
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SAT OCT 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SAT OCT 21.
24 HOUR FORECAST VALID 0600 UTC SUN OCT 22.
48 HOUR FORECAST VALID 0600 UTC MON OCT 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N56W TO 27N65W AND STATIONARY FRONT TO 
26N69W AND 26N75W. N OF 29N E OF FRONT TO 54W SW WINDS 20 TO 25 
KT. SEAS 8 TO 9 FT.
.12 HOUR FORECAST COLD FRONT FROM 31N51W TO 30N56W TO 26N59W 
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  

.ATLC FROM 26N TO 27N BETWEEN 77W AND 80W AND FROM 24N TO 27N W 
OF 79W...INCLUDING STRAITS OF FLORIDA...E WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 23N TO 27N W OF 79W...INCLUDING STRAITS 
OF FLORIDA...E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.ATLC TROPICAL WAVE FROM 19N45W TO 14N46W TO 09N47W. FROM 11N TO 
TO 19N E OF 41W NE TO E WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. 
ELSEWHERE FROM 08N TO 20N E OF 46W WINDS 20 KT OR LESS. SEAS 8 
TO 9 FT IN MIXED N AND SE SWELL.
.24 HOUR FORECAST TROPICAL WAVE ALONG 50W/51W S OF 21N. FROM 08N 
TO 17N BETWEEN 38W AND 48W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT 
IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL WAVE ALONG 57W/58W S OF 20N. FROM 09N 
TO 14N BETWEEN 45W AND 52W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT 
IN MIXED SWELL. 

.ATLC S OF 21N BETWEEN 71W AND 73W E WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST S OF 21N BETWEEN 71W AND 75W...INCLUDING 
ENTRANCE TO WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN FROM 11N TO 18N BETWEEN 66W AND 77W E TO SE WINDS 20 
TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE FROM 11N TO 18N BETWEEN 64W 
AND 79W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SWELL. 
.24 HOUR FORECAST FROM 11N TO 18N BETWEEN 69W AND 79W AND FROM 
11.5N TO 16N BETWEEN 65W AND 69W E TO SE WINDS 20 TO 25 KT. SEAS 
9 TO 11 FT. ELSEWHERE FROM 11N TO 18N BETWEEN 65W AND 82W WINDS 
20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL. 
.48 HOUR FORECAST FROM 12N TO 18N BETWEEN 70W AND 78W E WINDS 20 
TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE FROM 11N TO 18N BETWEEN 68W 
AND 82W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL.

.GULF OF MEXICO FROM 23N TO 29N BETWEEN E OF 884W...INCLUDING 
STRAITS OF FLORIDA...E WINDS 20 TO 25 KT. SEAS TO 8 FT STRAITS 
OF FLORIDA.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST N OF 28N BETWEEN 86W AND 88W SE WINDS 20 TO 
25 KT. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER MT. NATIONAL HURRICANE CENTER.