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High Seas Forecast (Tropical Northeast Pacific)


729 
FZPN03 KNHC 311009
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC MON AUG 31 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MON AUG 31.
24 HOUR FORECAST VALID 0600 UTC TUE SEP  1.
48 HOUR FORECAST VALID 0600 UTC WED SEP  2.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE KARINA NEAR 17.2N 124.4W 942 MB AT 0900 UTC AUG 31
MOVING W OR 275 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 125 KT
GUSTS 150 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE
QUADRANT...90 NM SE QUADRANT...80 NM SW QUADRANT...AND 130 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 300 NM N SEMICIRCLE...180 
NM SE QUADRANT AND 210 NM SW QUADRANT WITH SEAS TO 8.5 M. 
WITHIN 20N120W TO 22N124W TO 20N128W TO 17N128W TO 14N125W TO 
18N120W TO 20N120W WINDS 20 TO 33 KT. SEAS 4.0 TO 5.5 M. WITHIN 
20N117W TO 27N124W TO 24N132W TO 16N132W TO 09N123W TO 14N117W TO
20N117W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE KARINA NEAR 17.7N 127.6W. MAXIMUM 
SUSTAINED WINDS 125 KT GUSTS 150 KT. TROPICAL STORM FORCE WINDS 
WITHIN 120 NM N SEMICIRCLE...90 NM SE QUADRANT AND 80 NM SW 
QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM N SEMICIRCLE...120 NM
SE QUADRANT AND 165 NM SW QUADRANT WITH SEAS TO 9.5 M. WITHIN 
24N128W TO 21N136W TO 19N135W TO 15N130W TO 18N124W TO 24N128W 
WINDS 20 TO 33 KT. SEAS 2.5 TO 4.5 M. WITHIN 21N121W TO 26N125W 
TO 23N137W TO 20N139W TO 12N131W TO 11N124W TO 21N121W WINDS 20 
KT OR LESS. SEAS 2.5 TO 4.5 M IN MIXED SWELL. 
.48 HOUR FORECAST HURRICANE KARINA NEAR 18.6N 131.7W. MAXIMUM 
SUSTAINED WINDS 110 KT GUSTS 135 KT. LITTLE CHANGE. WITHIN 
25N130W TO 26N136W TO 24N139W TO 21N138W TO 16N133W TO 18N129W TO
25N130W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.5 M. WITHIN 21N125W TO 
26N128W TO 26N137W TO 15N140W TO 08N134W TO 13N127W TO 21N125W 
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 PRESSURE NEAR 12N108W 1007 MB. WITHIN 15N103W TO 16N108W TO
15N110W TO 11N111W TO 10N108W TO 13N104W TO 15N103W E TO SE 
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. WITHIN 14N101W TO 15N101W 
TO 15N102W TO 13N103W TO 11N102W TO 11N100W TO 14N101W SE WINDS 
20 TO 30 KT. SEAS LESS THAN 2.5 M. 
.12 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
12N108W 1006 MB. WITHIN 13N108W TO 13N109W TO 12N109W TO 12N108W
TO 13N108W S WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. WITHIN 
17N104W TO 18N110W TO 15N112W TO 10N110W TO 10N106W TO 17N104W SE
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. 
.24 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
14N109W 1005 MB. WITHIN 15N108W TO 15N109W TO 14N110W TO 
13N110W TO 12N109W TO 13N107W TO 15N108W S WINDS 25 TO 35 KT. 
SEAS 2.5 TO 4.5 M. WITHIN 18N106W TO 19N110W TO 15N114W TO 
10N112W TO 12N109W TO 12N105W TO 18N106W SE WINDS 20 TO 30 KT. 
SEAS 2.5 TO 4.5 M. 
.48 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE...NEAR
16N112W 1004 MB. WITHIN 16N109W TO 18N111W TO 18N112W TO 
16N113W TO 15N112W TO 15N110W TO 16N109W S WINDS 25 TO 35 KT. 
SEAS 3.5 TO 5.0 M. WITHIN 16N105W TO 21N107W TO 20N115W TO 
16N117W TO 11N114W TO 10N110W TO 16N105W...INCLUDING NEAR CABO 
CORRIENTES...SE TO S WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.

.SYNOPSIS AND FORECAST.

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

CONVECTION VALID AT 0940 UTC MON AUG 31...

.HURRICANE KARINA...NUMEROUS MODERATE TO SCATTERED STRONG 
FROM 14N TO 20N BETWEEN 120W AND 128W.

.INVEST EP95...NUMEROUS TO SCATTERED MODERATE TO STRONG FROM 04N
TO 15N BETWEEN 101W AND 118W.

.TROPICAL WAVE NEAR 92W... SCATTERED MODERATE TO STRONG N OF 03N
BETWEEN 88W AND 98W. 

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 10N85W TO 10N100W TO 14N116W...
THEN RESUMES SW OF KARINA NEAR 12N130W TO 11N139W. SCATTERED 
MODERATE TO ISOLATED STRONG N OF 03N E OF 88W...AND FROM 00N TO 
10N W OF 120W.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.