854 
FZPN03 KNHC 110356
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC WED JUN 11 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUN 11.
24 HOUR FORECAST VALID 0000 UTC THU JUN 12.
48 HOUR FORECAST VALID 0000 UTC FRI JUN 13.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM COSME NEAR 15.9N 114.9W 1005 MB AT 0300 UTC JUN
11 MOVING NNE OR 025 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 40 KT
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM OF CENTER
EXCEPT 20 NM NE QUADRANT.  SEAS 4 M OR GREATER WITHIN 60 NM E
SEMICIRCLE...45 NM SW QUADRANT AND 30 NM NW QUADRANT WITH SEAS
TO 4.5 M. ELSEWHERE WITHIN 15N113W TO 16N114W TO 16N116W TO 14N117W TO 14N116W TO
14N114W TO 15N113W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M.
REMAINDER OF AREA WITHIN 18N113W TO 18N116W TO 16N117W TO 
13N117W TO 12N114W TO 14N111W TO 18N113W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN MIXED SWELL. 
.12 HOUR FORECAST POST-TROPICAL REMNANT LOW COSME NEAR 16.4N 
114.6W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 
18N113W TO 18N114W TO 15N116W TO 13N115W TO 13N113W TO 15N112W TO
18N113W SW TO W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M .
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW COSME NEAR 17.3N 
114.2W. WITHIN 19N112W TO 19N113W TO 18N114W TO 17N114W TO 
17N113W TO 17N112W TO 19N112W S WINDS 20 TO 30 KT. SEAS 2.5 TO 
3.0 M IN SW SWELL.
.36 HOUR FORECAST POST-TROPICAL REMNANT LOW COSME NEAR 18.4N 
114.0W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.48 HOUR FORECAST...LOW PRESSURE DISSIPATED.

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.

.POST-TROPICAL CYCLONE BARBARA NEAR 21.2N 108.0W 1007 MB AT 0300
UTC JUN 11 MOVING N OR 010 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS
25 KT GUSTS 35 KT. WITHIN WITHIN 18N102W TO 19N104W TO 18N104W TO 17N102W TO 17N101W TO
18N102W W TO NW WINDS 20 TO 25 KT. SEAS 2.5 M.
.12 HOUR FORECAST POST-TROPICAL REMNANT LOW BARBARA NEAR 22.0N 
107.8W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. SEAS LESS THAN
2.5 M. 
.24 HOUR FORECAST...DISSIPATED.

.WITHIN 22N107W TO 22N109W TO 22N110W TO 21N110W TO 20N109W TO
21N108W TO 22N107W N WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M .
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.18 HOUR FORECAST WITHIN 01S106W TO 01S120W TO 03.4S120W TO
03.4S100W TO 01S106W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
TO SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WITHIN 06N93W TO 08N93W TO 08N96W TO 04N103W
TO 03N100W TO 04N95W TO 06N93W S TO SW WINDS 20 TO 25 KT. SEAS
2.5 TO 3.0 M . ELSEWHERE WITHIN 04N105W TO 04N115W TO 00N121W TO
03.4S120W TO 03.4S91W TO 04N105W WINDS 20 KT OR LESS. SEAS 2.5 
TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 10N94W TO 09N103W TO 04N100W TO 04N96W 
TO 10N94W SW WINDS 20 TO 25 KT. SEAS 3 TO 4 M IN S TO SW SWELL. 
ELSEWHERE WITHIN 07N89W TO 10N92W TO 10N115W TO 03.4S116W TO 
03.4S86W TO 01S92W TO 07N89W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0
M IN S TO SW SWELL.

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

CONVECTION VALID AT 0300 UTC WED JUN 11...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N86W TO 1011 MB LOW PRESSURE NEAR 09N95W 
TO 13N100W...AND AGAIN FROM 14N118W TO 06N140W. SCATTERED 
MODERATE TO ISOLATED STRONG FROM 06N TO 08N BETWEEN 85W AND
92W...AND FROM 10N TO 16N BETWEEN 97W AND 101W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.