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High Seas Forecast (Tropical Northeast Pacific)


338 
FZPN03 KNHC 290337
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE SEP 29 2026

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE SEP 29.
24 HOUR FORECAST VALID 0000 UTC WED SEP 30.
48 HOUR FORECAST VALID 0000 UTC THU OCT  1.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE POLO NEAR 25.9N 112.5W 963 MB AT 0300 UTC SEP 29 
MOVING NE OR 035 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 100 KT 
GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM W 
SEMICIRCLE...90 NM NE QUADRANT AND 80 NM SE QUADRANT. SEAS 4 M OR
GREATER WITHIN 90 NM E SEMICIRCLE...120 NM SW QUADRANT AND 240 
NM NW QUADRANT WITH SEAS TO 11.5 M. ELSEWHERE WITHIN 24N111W TO 
26N112W TO 26N118W TO 24N117W TO 22N115W TO 23N112W TO 
24N111W...INCLUDING WITHIN 60 NM OF SHORE...WINDS 20 TO 33 KT. 
SEAS 3.5 TO 5.5 M. REMAINDER OF AREA WITHIN 30N116W TO 25N116W TO
30N121W TO 22N119W TO 18N114W TO 22N110W TO 30N116W...INCLUDING 
SEBASTIAN VIZCAINO BAY...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M 
IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM POLO WEAKENING INLAND OVER 
MAINLAND MEXICO NEAR 31.0N 107.7W. MAXIMUM SUSTAINED WINDS 30 KT 
GUSTS 40 KT. OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS 
THAN 2.5 M.
.36 HOUR FORECAST...DISSIPATED. 

...HURRICANE WARNING...
.TROPICAL STORM RACHEL NEAR 14.5N 102.9W 997 MB AT 0300 UTC SEP
29 MOVING WNW OR 300 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM S
SEMICIRCLE...90 NM NE QUADRANT AND 60 NM NW QUADRANT. SEAS 4 M 
OR GREATER WITHIN 180 NM NE SEMICIRCLE AND 150 NM SW SEMICIRCLE 
OF CENTER WITH SEAS TO 6 M. ELSEWHERE .WITHIN 16N97W TO 18N102W 
TO 14N104W TO 11N104W TO 11N101W TO 12N98W TO 16N97W WINDS 20 TO 
33 KT. SEAS 3 TO 4.5 M. REMAINDER OF AREA WITHIN 15N97W TO 
18N103W TO 14N105W TO 11N104W TO 08N100W TO 10N96W TO 15N97W 
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM RACHEL 16.5N 105.8W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS 
WITHIN 140 NM NE QUADRANT...150 NM SE QUADRANT...130 NM SW 
QUADRANT...AND 100 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 180
NM OF CENTER...EXCEPT 210 NM NE QUADRANT WITH SEAS TO 8 M. 
ELSEWHERE WITHIN 17N100W TO 19N104W TO 18N107W TO 15N108W TO 
10N107W TO 10N103W TO 17N100W...INCLUDING NEAR CABO 
CORRIENTES...WINDS 20 TO 33 KT. SEAS 2.5 TO 4 M. REMAINDER OF 
AREA WITHIN 15N98W TO 20N108W TO 15N109W TO 10N106W TO 12N102W TO
11N99W TO 15N98W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED
SWELL.
.48 HOUR FORECAST HURRICANE RACHEL NEAR 18.9N 107.8W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS 
WITHIN 140 NM E SEMICIRCLE...120 NM SW QUADRANT AND 100 NM NW 
QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM E SEMICIRCLE AND 150 
NM W SEMICIRCLE OF CENTER WITH SEAS TO 9.5 M. ELSEWHERE WITHIN 
21N107W TO 19N110W TO 14N108W TO 09N111W TO 11N106W TO 15N103W TO
21N107W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 TO 33 KT. 
SEAS 3 TO 5 M. REMAINDER OF AREA WITHIN 15N98W TO 20N105W TO 
23N112W TO 16N115W TO 08N114W TO 09N105W TO 15N98W...INCLUDING 
WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 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.

.SYNOPSIS AND FORECAST.

.LOW PRES...INVEST EP91...NEAR 14N134W 1005 MB. WITHIN 17N133W 
TO 15N137W TO 08N138W TO 08N134W TO 12N131W TO 17N133W WINDS 20 
TO 30 KT. SEAS 3 TO 4 M. ELSEWHERE WITHIN 13N126W TO 18N136W TO 
18N140W TO 06N140W TO 07N132W TO 13N126W WINDS 20 KT OR LESS. 
SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.24 HOUR FORECAST LOW PRES...INVEST EP91...POSSIBLE TROPICAL 
CYCLONE...NEAR 15N131W 1002 MB. WITHIN 17N132W TO 17N134W TO 
16N135W TO 14N135W TO 13N132W TO 15N131W TO 17N132W WINDS 20 TO 
30 KT. SEAS 3 TO 4 M. ELSEWHERE WITHIN 19N123W TO 19N140W TO 
13N140W TO 09N133W TO 12N125W TO 19N123W WINDS 20 KT OR LESS. 
SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.48 HOUR FORECAST LOW PRES...INVEST EP91...POSSIBLE TROPICAL 
CYCLONE 1001 MB...NEAR 16N129W. WITHIN 17N128W TO 18N129W TO 
18N130W TO 16N130W TO 16N128W TO 17N128W WINDS 20 TO 30 KT. SEAS
3 TO 4.5 M. ELSEWHERE WITHIN 18N127W TO 20N132W TO 18N134W TO
14N130W TO 11N125W TO 13N124W TO 18N127W WINDS 20 KT OR LESS. 
SEAS 2.5 TO 3.5 M IN MIXED SWELL.

.LOW PRES NEAR 22N123W 1004 MB. WITHIN 25N124W TO 23N125W TO
22N125W TO 23N123W TO 24N124.5W 25N124W N TO NE WINDS 20 TO 25 
KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 30N121W TO 28N132W TO 
30N140W TO 18N140W TO 19N125W TO 21N119W TO 30N121W WINDS 20 KT 
OR LESS. SEAS 2.5 TO 3 M IN E TO SE SWELL.
.24 HOUR FORECAST LOW PRES NEAR 20N123W 1005 MB. WITHIN 21N122W 
TO 22N124W TO 21N125W TO 20N121W TO 20N123W N TO NE WINDS 20 TO 
25 KT. SEAS 2.5 TO 3 M. ELSEWHERE WITHIN 30N119W TO 30N132W TO 
26N140W TO 19N140W TO 19N123W TO 30N119W WINDS 20 KT OR LESS. 
SEAS 2.5 TO 3 M IN E TO SE SWELL.
.48 HOUR FORECAST WEAKENING LOW PRES NEAR 19N125W 1006 MB. 
WITHIN 17N128W TO 18N130W TO 16N130W TO 15N130W TO 15128W TO 
17N128W N TO NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M. ELSEWHERE 
WITHIN 16N127W TO 20N126W TO 19N135W TO 16N132W TO 11N128 TO 
16N127W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED NE AND SE 
SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

CONVECTION VALID AT 0315 UTC TUE SEP 29...

.HURRICANE POLO...NUMEROUS STRONG WITHIN 90 NM OF CENTER...EXCEPT
150 NM NW QUADRANT. 

.TROPICAL STORM RACHEL...NUMEROUS STRONG WITHIN 180 NM SSW OF
RACHEL. NUMEROUS MODERATE ISOLATED STRONG FROM 08N TO 14N BETWEEN
102W AND 112W.

.INVEST EP91...SCATTERED MODERATE FROM 14N TO 18N BETWEEN 131W 
AND 135W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 10N85W TO 09N87W TO 11N95W.
IT RESUMES W OF RACHEL AT 13N112W TO 16N126W TO INVEST EP91 NEAR
14N134W 1005 MB TO 14N140W. NUMEROUS MODERATE ISOLATED STRONG 
FROM 07N TO 13N BETWEEN 112W AND 120W. SCATTERED MODERATE S OF 
10N W OF 137W. 

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.