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NOAA NOAA United States Department of Commerce

High Seas Forecast (Tropical Atlantic)



000
FZNT02 KNHC 202138
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN AUG 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 20.
24 HOUR FORECAST VALID 1800 UTC MON AUG 21.
48 HOUR FORECAST VALID 1800 UTC TUE AUG 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC S OF 26N TO LINE FROM 23N70W TO 21N63W E TO SE WINDS 20 TO 
30 KT. SEAS 8 TO 11 FT IN MIXED SWELL.
.24 HOUR FORECAST FROM 24N TO 28.5N BETWEEN 72W AND 75W WINDS 20 
KT OR LESS. SEAS TO 8 FT IN E TO SE SWELL.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.ATLC FROM 19N TO 23N BETWEEN 46W AND 52W WINDS 20 TO 30 KT.
SEAS 8 TO 11 FT. FROM 23N TO 24.5N BETWEEN 47W AND 51W WINDS 20 
KT OR LESS. SEAS TO 9 FT IN MIXED SWELL. 
.24 HOUR FORECAST LOW PRES NEAR 20.5N55W 1013 MB. WITHIN 210 NM 
N SEMICIRCLE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST LOW PRES NEAR 22.5N57.5W 1014 MB. WINDS 20 KT 
OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN LOW PRES...REMNANTS OF HARVEY...NEAR 14N77W 1006 
MB. FROM 14N TO 18N BETWEEN 73.5W AND 78W E TO SE WINDS 20 TO 25 
KT. SEAS 8 TO 10 FT. 
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
16.5N83.5W 1007 MB. FROM 16.5N TO 19N BETWEEN 79W AND 84W E TO 
SE WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW PRES INLAND NEAR 18.5N89W 1010 MB. WINDS 
20 KT OR LESS. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.