711 
FZPN03 KNHC 272101
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU AUG 27 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC THU AUG 27.
24 HOUR FORECAST VALID 1800 UTC FRI AUG 28.
48 HOUR FORECAST VALID 1800 UTC SAT AUG 29.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM KARINA NEAR 11.1N 111.9W 1001 MB AT 2100 UTC AUG
27 MOVING WNW OR 295 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S
SEMICIRCLE...180 NM NE QUADRANT AND 130 NM NW QUADRANT. SEAS 4 M
OR GREATER WITHIN 150 NM NE QUADRANT...180 NM SE QUADRANT...240 
NM SW QUADRANT...AND 75 NM NW QUADRANT WITH SEAS TO 4.5 M. 
ELSEWHERE WITHIN 16N110W TO 13N114W TO 11N112W TO 06N115W TO 
06N111W TO 09N107W TO 16N110W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 
M. REMAINDER OF AREA WITHIN 10N106W TO 16N109W TO 16N114W TO 
01S119W TO 03.4S115W TO 03.4S106W TO 10N106W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM KARINA NEAR 13.5N 114.8W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS WITHIN 230 NM NE QUADRANT...70 NM SE QUADRANT...30 NM SW 
QUADRANT...AND 160 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN
240 NM OF CENTER...EXCEPT 150 NM SW QUADRANT. WITH SEAS TO 5.5 
M. ELSEWHERE WITHIN 17N110W TO 20N116W TO 16N119W TO 06N119W TO 
07N112W TO 10N110W TO 17N110W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 
M. REMAINDER OF AREA WITHIN 15N107W TO 20N113W TO 17N120W TO 
08N121W TO 04N116W TO 09N107W TO 15N107W WINDS 20 KT OR LESS. 
SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.36 HOUR FORECAST HURRICANE KARINA NEAR 14.9N 116.4W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
.48 HOUR FORECAST HURRICANE KARINA NEAR 16.2N 118.0W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 210 NM NE QUADRANT...90 NM SE QUADRANT...50 NM SW 
QUADRANT...AND 150 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN
270 NM OF CENTER...EXCEPT 180 NM SW QUADRANT WITH SEAS TO 6.5 M.
ELSEWHERE WITHIN 20N113W TO 22N116W TO 20N123W TO 12N123W TO 
09N116W TO 14N112W TO 20N113W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 
M. REMAINDER OF AREA WITHIN 17N110W TO 22N114W TO 21N124W TO 
16N125W TO 09N122W TO 08N116W TO 17N110W WINDS 20 KT OR LESS. 
SEAS 2.5 TO 3.5 M IN MIXED SWELL.

...TROPICAL STORM WARNING...
.TROPICAL STORM LOWELL NEAR 11.3N 133.8W 1006 MB AT 2100 UTC AUG
27 MOVING ENE OR 065 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM OF CENTER
EXCEPT 50 NM SE QUADRANT. ELSEWHERE WITHIN 10N133W TO 11N135W TO
10N135W TO 09N135W TO 08N134W TO 09N133W TO 10N133W WINDS 20 TO 
33 KT. SEAS 2.5 TO 3.5 M . REMAINDER OF AREA WITHIN 11N132W TO 
12N133W TO 09N137W TO 07N138W TO 07N136W TO 09N133W TO 11N132W 
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. 
.24 HOUR FORECAST TROPICAL STORM LOWELL NEAR 12.1N 133.2W. 
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 0 NM W SEMICIRCLE...40 NM NE QUADRANT AND 50 NM SE 
QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM SE SEMICIRCLE...AND 75
NM NW SEMICIRCLE WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 13N131W TO
13N134W TO 11N134W TO 09N132W TO 09N130W TO 10N130W TO 13N131W 
WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA WITHIN 
11N129W TO 14N132W TO 14N135W TO 12N136W TO 08N132W TO 09N129W TO
11N129W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM LOWELL NEAR 12.9N 134.8W. 
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE 
WINDS WITHIN 40 NM NW AND SE QUADRANTS...60 NM NE QUADRANT AND 30
NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM SE SEMICIRCLE
AND 90 NM NW SEMICIRCLE WITH SEAS TO 6.0 M. ELSEWHERE WITHIN 
13N133W TO 14N134W TO 14N136W TO 13N136W TO 11N135W TO 12N134W TO
13N133W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF AREA 
WITHIN 16N134W TO 15N138W TO 13N139W TO 11N137W TO 10N135W TO 
12N133W TO 16N134W 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...REMNANTS OF ISELLE...NEAR 23.5N127W 1007 MB. WITHIN
27N128W TO 28N129W TO 26N131W TO 24N131W TO 24N130W TO 24N126W 
TO 27N128W NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE
WITHIN 25N125W TO 28N127W TO 29N129W TO 25N133W TO 20N132W TO 
20N130W TO 25N125W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
MIXED SWELL.
.24 HOUR FORECAST LOW PRES...REMNANTS OF ISELLE...NEAR
24.5N131.5W 1010 MB. WITHIN 28N131W TO 28N132W TO 27N133W TO 
26N132W TO 27N131W TO 28N131W WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0
M. ELSEWHERE WITHIN 29N129W TO 29N131W TO 28N134W TO 25N135W TO 
24N133W TO 26N130W TO 29N129W WINDS 20 KT OR LESS. SEAS 2.5 TO 
3.0 M IN MIXED SWELL.
.48 HOUR FORECAST TROUGH...REMNANTS OF ISELLE...ALONG 135W N OF
23N. WITHIN 28N133W TO 29N134W TO 30N137W TO 29N140W TO 25N140W
TO 25N135W TO 28N133W NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.

.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 14N96W TO 15N95W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 30 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 11N86W TO 12N86W TO 10N90W TO 09N90W TO 10N87W TO 11N86W
...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 30 KT. 
SEAS TO 2.5 M.
.24 HOUR FORECAST WITHIN 12N86W TO 11N91W TO 11N92W TO 09N91W TO
10N89W TO 11N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO... 
NE TO E WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 1900 UTC THU AUG 27...

.TROPICAL STORM KARINA...NUMEROUS MODERATE TO STRONG WITHIN 900 
NM SE SEMICIRCLE...AND 240 NM NW SEMICIRCLE.

.TROPICAL STORM LOWELL...NUMEROUS MODERATE TO STRONG WITHIN 330 
NM SE SEMICIRCLE...AND 105 NM NW SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 08N93W TO 10.5N111.5W TO 14N131W 
TO TROPICAL STORM LOWELL NEAR 11.5N134W TO BEYOND 09N140W. 
SCATTERED TO NUMEROUS MODERATE ISOLATED STRONG FROM 02N TO 15N 
BETWEEN 78W AND 101W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.