720  
FZPN03 KNHC 060250  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
0430 UTC WED AUG 6 2025  
 
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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  
 
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE  
EQUATOR E OF 120W  
 
SYNOPSIS VALID 0000 UTC WED AUG 6.  
24 HOUR FORECAST VALID 0000 UTC THU AUG 7.  
48 HOUR FORECAST VALID 0000 UTC FRI AUG 8.  
 
.WARNINGS.  
   
..TROPICAL STORM WARNING  
 
.TROPICAL STORM HENRIETTE NEAR 17.6N 126.9W 1003 MB AT 0300 UTC  
AUG 06 MOVING WNW OR 290 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS  
45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM N  
SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN  
150 NM NE QUADRANT...60 NM SE QUADRANT...75 NM SW QUADRANT...AND  
120 NM NW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 18N126W TO  
20N127W TO 18N128W TO 20N128W TO 17N129W TO 16N127W TO 18N126W  
WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN  
20N124W TO 21N126W TO 20N129W TO 17N129W TO 15N126W TO 18N123W TO  
20N124W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.  
.24 HOUR FORECAST TROPICAL STORM HENRIETTE NEAR 18.3N 132.1W.  
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE  
WINDS WITHIN 40 NM S SEMICIRCLE...70 NM NE QUADRANT AND 60 NM NW  
QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM N SEMICIRCLE...AND 60  
NM S SEMICIRCLE WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 21N131W TO  
21N134W TO 19N135W TO 17N133W TO 18N130W TO 21N131W WINDS 20 TO  
33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN 21N128W TO  
22N129W TO 22N134W TO 19N136W TO 16N133W TO 17N129W TO 21N128W  
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.  
.48 HOUR FORECAST TROPICAL STORM HENRIETTE NEAR 19.0N 138.1W.  
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE  
WINDS WITHIN 60 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE. SEAS 4 M  
OR GREATER WITHIN 60 NM S SEMICIRCLE...120 NM NE QUADRANT...AND  
90 NM NW QUADRANT WITH SEAS TO 5.0 M. ELSEWHERE WITHIN 21N136W TO  
22N139W TO 21N140W TO 18N140W TO 19N139W TO 18N137W TO 21N136W  
WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER AREA WITHIN  
20N134W TO 22N135W TO 22N140W TO 19N137W TO 18N140W TO 15N138W TO  
20N134W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.  
 
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE  
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE  
AND INTENSITY.  
   
..GALE WARNING  
 
.LOW PRES NEAR 10.5N92.5W 1009 MB. WITHIN 14N91W TO 14N94W TO  
12N93W TO 11N91W TO 12N90W TO 14N91W WINDS 20 TO 25 KT. SEAS TO  
2.5 M.   
24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE  
NEAR  
13.5N99W 1009 MB. WITHIN 14N94W TO 16N96W TO 16N99W TO 15N102W  
TO 13N100W TO 12N94W TO 14N94W WINDS 20 TO 30 KT. SEAS 2.5 TO  
3.0 M.   
42 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE  
NEAR  
13.5N99W 1008 MB. WITHIN 17N104W TO 17N105W TO 16N105W TO  
16N104W TO 15N104W TO 16N103W TO 17N104W WINDS 30 TO 35 KT. SEAS  
2.5 TO 3.5 M. ELSEWHERE WITHIN 16N99W TO 19N105W TO 16N107W TO  
14N104W TO 14N99W TO 16N99W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.   
48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE  
NEAR  
16.5N106.5W 1007 MB. WITHIN 18N106W TO 17N107W TO 16N106W TO  
16N105W TO 18N106W WINDS 30 TO 35 KT. SEAS 2.5 TO 3.5 M.  
ELSEWHERE WITHIN 18N102W TO 20N106W TO 19N108W TO 17N107W TO  
15N105W TO 16N102W TO 18N102W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0  
M.  
 
.SYNOPSIS AND FORECAST.  
 
.24 HOUR FORECAST WITHIN 01S97W TO 01S99W TO 02S104W TO  
03.4S109W TO 03.4S93W TO 01S97W WINDS 20 KT OR LESS. SEAS 2.5 TO  
3.0 M IN S TO SW SWELL.  
.48 HOUR FORECAST WITHIN 06N102W TO 08N112W TO 05N118W TO  
03S114W TO 03.4S97W TO 06N102W WINDS 20 KT OR LESS. SEAS 2.5 TO  
3.0 M IN S SWELL.  
 
.30 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 12N88W TO 11N88W TO  
10N87W TO 10N85W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...  
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
.48 HOUR FORECAST WITHIN 11N86W TO 12N87W TO 12N88W TO 11N88W TO  
10N87W TO 10N85W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... E  
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
CONVECTION VALID AT 0250 UTC WED AUG 6...  
   
T.S. HENRIETTE  
NUMEROUS MODERATE ISOLATED STRONG FROM 17N TO  
20N BETWEEN 125W AND 129W. SCATTERED MODERATE ELSEWHERE FROM 14N  
TO 22N BETWEEN 124W AND 130W.  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH  
 
MONSOON TROUGH FROM 10N86W TO 10N95W TO 08N104W TO 13N116W. IT  
RESUMES FROM 12N130W TO 10N140W. SCATTERED MODERATE ISOLATED  
STRONG FROM 05N TO 15N BETWEEN 86W AND 101W...FROM 05N TO 10N  
BETWEEN 101W AND 115W...AND FROM 05N11N BETWEEN 129W AND 140W.  
 
 
.FORECASTER AL. NATIONAL HURRICANE CENTER.  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab TPC Page
Main Text Page