858  
FZNT02 KNHC 230240  
HSFAT2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
0430 UTC THU JAN 23 2020  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 0000 UTC THU JAN 23.  
24 HOUR FORECAST VALID 0000 UTC FRI JAN 24.  
48 HOUR FORECAST VALID 0000 UTC SAT JAN 25.  
 
.WARNINGS.  
   
..ATLC GALE WARNING
 
 
.ATLC LOW PRES NEAR 26.5N73.5W 1007 MB. TROUGH FROM LOW TO LOW  
PRES NEAR 27.5N66.5W 1003 MB. COLD FRONT FROM LOW TO 20N70W.  
WITHIN 30N64W TO 30N70W TO 28N75W TO 31N74W TO 31N63W TO 30N64W  
N TO NE WINDS 30 TO 40 KT. SEAS 14 TO 21 FT. ELSEWHERE WITHIN  
23N70W TO 24N80W TO 31N81W TO 29N73W TO 31N62W TO 23N70W N TO NE  
WINDS 20 TO 30 KT. SEAS 8 TO 16 FT IN NE SWELL. WITHIN 28N62W TO  
27N64W TO 27N65W TO 28N65W TO 29N63W TO 28N62W S TO SW WINDS 25  
TO 35 KT. SEAS 10 TO 12 FT. ELSEWHERE WITHIN 26N59W TO 23N68W TO  
26N68W TO 31N61W TO 31N59W TO 26N59W S TO SW WINDS 20 TO 30 KT.  
SEAS 8 TO 10 FT.  
.24 HOUR FORECAST LOW PRES N OF AREA. COLD FRONT FROM 31N58W TO  
26N60W TO 18N66W. WITHIN 30N63W TO 30N64W TO 30N65W TO 31N66W  
TO 31N63W TO 30N63W NW TO N WINDS 30 TO 40 KT. SEAS 16 TO 24 FT.  
WITHIN 30N55.5W TO 30N56.5W TO 31N58.5W TO 31N55.5W TO 30N55.5W  
SE TO S WINDS 30 TO 35 KT. SEAS 13 TO 17 FT. ELSEWHERE WITHIN  
24N56W TO 24N60W TO 27N61W TO 30N73W TO 31N53W TO 24N56W WINDS 20  
TO 30 KT. SEAS 8 TO 14 FT. REMAINDER OF AREA WITHIN 24N60W TO  
22N68W TO 23N74W TO 31N81W TO 27N61W TO 24N60W WINDS 20 KT OR  
LESS. SEAS 8 TO 14 FT IN N TO NE SWELL.  
.48 HOUR FORECAST COLD FRONT FROM 31N52W TO 25N56W TO 19N63W.  
WITHIN 25N53W TO 28N56W TO 28N62W TO 31N66W TO 31N47W TO 25N53W  
WINDS 20 TO 25 KT. SEAS 10 TO 14 FT IN MIXED NE AND NW SWELL.  
ELSEWHERE WITHIN 19N67W TO 23N74W TO 31N80W TO 31N66W TO 27N51W  
TO 19N67W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN N TO NE SWELL.  
 
.SYNOPSIS AND FORECAST.  
 
.ATLC LOW PRES E OF AREA NEAR 28N34W 1014 MB. WITHIN 29N35W TO  
29N36W TO 31N38W TO 31N35W TO 29N35W NE TO E WINDS 20 TO 25 KT.  
SEAS 10 TO 12 FT IN MIXED NE AND NW SWELL. ELSEWHERE WITHIN  
29N35W TO 28N37W TO 30N41W TO 31N42W TO 31N38W TO 29N35W WINDS 20  
KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.  
.24 HOUR FORECAST LOW PRES DISSIPATED. WITHIN 28N35W TO 28N39W  
TO 29N42W TO 31N42W TO 31N35W TO 28N35W WINDS 20 KT OR LESS. SEAS  
8 TO 10 FT IN MIXED NE AND NW SWELL.  
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS  
LESS THAN 8 FT.  
 
.ATLC WITHIN 07N35W TO 07N49W TO 15N44W TO 18N35W TO 07N35W  
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.  
.24 HOUR FORECAST WITHIN 07N35W TO 07N39W TO 08N38W TO 08N37W TO  
08N35W TO 07N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED SE  
AND NW SWELL.  
.48 HOUR FORECAST LITTLE CHANGE.  
 
.CARIBBEAN COLD FRONT FROM 18N72W TO 11N84W. WITHIN 13N81W TO  
14N83W TO 17N81W TO 19N73W TO 16N78W TO 13N81W N WINDS 20 TO 25  
KT. SEAS 8 TO 9 FT.  
.12 HOUR FORECAST COLD FRONT FROM 18N69W TO 15N75W THEN  
STATIONARY TO 10N79W. CONDITIONS IMPROVE. WINDS 20 KT OR LESS.  
SEAS LESS THAN 8 FT.  
 
.GULF OF MEXICO WITHIN 26N94W TO 25N97W TO 29N96W TO 30N94W TO  
30N92W TO 26N94W SE TO S WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.  
.24 HOUR FORECAST COLD FRONT FROM 30N91W TO 24N98W. CONDITIONS  
IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 

 
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.  
 
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