945  
FZNT02 KNHC 151520  
HSFAT2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1630 UTC SUN SEP 15 2019  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 SEP 15.  
24 HOUR FORECAST VALID 1200 UTC MON SEP 16.  
48 HOUR FORECAST VALID 1200 UTC TUE SEP 17.  
 
.WARNINGS.  
   
..HURRICANE WARNING
 
 
.TROPICAL STORM HUMBERTO NEAR 28.8N 77.8W 997 MB AT 1500 UTC SEP  
15 MOVING N OR 360 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 55 KT  
GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NE  
QUADRANT...140 NM SE QUADRANT...AND 60 NM NW QUADRANT. SEAS 12  
FT OR GREATER WITHIN 120 NM NE QUADRANT...60 NM SE QUADRANT...30  
NM SW QUADRANT...AND 90 NM NW QUADRANT WITH SEAS TO 21 FT.  
ELSEWHERE WITHIN 150 NM OF CENTER EXCEPT 90 NM SW QUADRANT WINDS  
20 TO 33 KT. SEAS 8 TO 12 FT.  
.12 HOUR FORECAST HURRICANE HUMBERTO NEAR 29.5N 77.7W. MAXIMUM  
SUSTAINED WINDS 65 KT GUSTS 80 KT.  
.24 HOUR FORECAST HURRICANE HUMBERTO NEAR 30.0N 77.1W. MAXIMUM  
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS  
WITHIN 110 NM NE QUADRANT...120 NM SE QUADRANT...40 NM SW  
QUADRANT...AND 80 NM NW QUADRANT. OVER FORECAST WATERS SEAS 12  
FT OR GREATER WITHIN 120 NM OF CENTER EXCEPT 90 NM SW QUADRANT  
WITH SEAS TO 24 FT. ELSEWHERE WITHIN 180 NM OF CENTER EXCEPT  
120 NM SW QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.  
.48 HOUR FORECAST HURRICANE HUMBERTO NEAR 30.7N 74.4W. MAXIMUM  
SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS  
WITHIN 110 NM NE QUADRANT...120 NM SE QUADRANT...60 NM SW  
QUADRANT...AND 90 NM NW QUADRANT. OVER FORECAST WATERS SEAS 12  
FT OR GREATER WITHIN 150 NM OF CENTER EXCEPT 120 NM SW QUADRANT  
WITH SEAS TO 30 FT. ELSEWHERE WITHIN 210 NM OF CENTER EXCEPT  
150 NM SW QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.  
.72 HOUR FORECAST HURRICANE HUMBERTO NEAR 31.6N 69.6W. MAXIMUM  
SUSTAINED WINDS 95 KT GUSTS 115 KT.  
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.  
.96 HOUR FORECAST HURRICANE HUMBERTO NEAR 34.5N 62.8W. MAXIMUM  
SUSTAINED WINDS 85 KT GUSTS 105 KT.  
.120 HOUR FORECAST HURRICANE HUMBERTO NEAR 39.0N 57.0W. MAXIMUM  
SUSTAINED WINDS 65 KT GUSTS 80 KT.  
 
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 FROM 12N TO 20N BETWEEN 35W AND 45W
 
AND FROM 12N TO 17N  
BETWEEN 45W AND 52W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE  
SWELL.    
24 HOUR FORECAST FROM 11N TO 16N BETWEEN 40W AND 58W
 
AND FROM  
10N TO 12N E OF 40W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NE  
SWELL.  
.48 HOUR FORECAST CONDITIONS MERGED.  
 
.ATLC COLD FRONT FROM 31N42W TO 28N50W TO 31N64W. N OF A LINE  
FROM 31N46W TO 29N60W TO 31N64W WINDS 20 KT OR LESS. SEAS TO 9  
FT IN NW SWELL.   
24 HOUR FORECAST COLD FRONT FROM 31N36W TO 25N50W
 
THEN  
STATIONARY TO 31N64W. NW OF FRONT WINDS 20 KT OR LESS. SEAS 8 TO  
12 FT IN NW SWELL.   
48 HOUR FORECAST COLD FRONT FROM 28N35W TO 24N45W
 
THEN  
STATIONARY TO 25N50W TO 31N60W. SE OF A LINE FROM 31N48W TO  
24N62W TO 20N63W TO ANOTHER LINE FROM 20N35W TO 15N50W TO 11N61W  
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL...HIGHEST NE  
PART.  
   
CARIBBEAN FROM 11N TO 14N BETWEEN 70W AND 76W
 
INCLUDING  
GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.  
.12 HOUR FORECAST FROM 11.5N TO 13N BETWEEN 69W AND 74W 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.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.  
 

 
.FORECASTER GR. NATIONAL HURRICANE CENTER.  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab TPC Page Main Text Page