HSFEPI
HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC MON JUL 13 2026
CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.
ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).
FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).
SECURITE
PACIFIC S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT
TO 53N172E TO 50N180W TO 30N180W
ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS
SYNOPSIS VALID 0000 UTC JUL 13.
24 HOUR FORECAST VALID 0000 UTC JUL 14.
48 HOUR FORECAST VALID 0000 UTC JUL 15.
.WARNINGS.
...GALE WARNING...
.LOW 45N180W 1008 MB MOVING NE 25 KT. FROM 38N TO 44N BETWEEN
175W AND 179W WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE WITHIN
240 NM E OF A LINE FROM 49N177W TO 45N179W TO 36N180W WINDS TO
25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW 54N170W 1002 MB. WITHIN AN AREA BOUNDED BY
A LINE FROM 43N170W TO 56N154W TO 55N164W TO 52N172W TO 43N170W
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M...HIGHEST NEAR 49N169W.
.48 HOUR FORECAST LOW INLAND NEAR 61N160W 1000 MB. BETWEEN 59N
AND A LINE FROM 55N144W TO 53N164W WINDS 20 TO 30 KT. SEAS 2.5
TO 3.5 M...HIGHEST NEAR 54N157W.
.SYNOPSIS AND FORECAST.
.LOW 48N144W 1013 MB MOVING SE 20 KT. WITHIN 300 NM S AND 540 NM
SW AND W QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 46N137W 1016 MB. FROM 41N TO 48N BETWEEN
140W AND 149W AND WITHIN 180 NM N AND NW QUADRANTS WINDS TO 25
KT. SEAS TO 2.5 M.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.
.FROM 37N TO 44N BETWEEN 123W AND 126W AREA OF NW TO N WINDS 20
TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST FROM 37N TO 41N E OF 125W AREA OF NW WINDS TO
25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST FROM 37N TO 44N E OF 126W AREA OF NW TO N
WINDS TO 25 KT. SEAS TO 2.5 M.
.LOW 59N150W 1010 MB MOVING NW 05 KT. WITHIN 240 NM NE QUADRANT
WINDS TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LOW DISSIPATED INLAND. CONDITIONS DIMINISHED.
.LOW 63N167W 1001 MB MOVING NE 10 KT. FROM 57N TO 61N BETWEEN
160W AND 170W WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 66N164W 1003 MB.
CONDITIONS DIMINISHED.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN AN AREA
BOUNDED BY A LINE FROM 41N178W TO 46N155W TO 52N173W TO 47N180W
TO 43N180W TO 41N178W...AND N OF 63N W OF 169W.
.24 HOUR FORECAST DENSE FOG FROM 47N TO 56N BETWEEN 153W AND
156W...WITHIN 240 NM N AND NW OF A LINE FROM 54N156W TO 53N166W
TO 44N169W...AND FROM 64N TO 66N BETWEEN 171W AND 173W.
.48 HOUR FORECAST DENSE FOG WITHIN 120 NM W OF A LINE FROM
60N147W TO 56N144W TO 53N144W TO 46N151W...AND WITHIN 60 NM NW
OF A LINE FROM 52N151W TO 47N160W TO 40N175W.
.FORECASTER BANCROFT. OCEAN PREDICTION CENTER.
NATIONAL HURRICANE CENTER MIAMI FL
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W
SYNOPSIS VALID 0000 UTC MON JUL 13.
24 HOUR FORECAST VALID 0000 UTC TUE JUL 14.
48 HOUR FORECAST VALID 0000 UTC WED JUL 15.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.TROPICAL WAVE NEAR 98W. WITHIN 13N94W TO 14N95W TO 14N97W TO
13N97W TO 12N96W TO 12N95W TO 13N94W E TO SE WINDS 20 TO 25 KT.
SEAS TO 2.5 M.
.24 HOUR FORECAST TROPICAL WAVE NEAR 104W. WITHIN 15N99W TO
17N102W TO 16N104W TO 14N103W TO 13N101W TO 14N99W TO 15N99W SE
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
15N110W 1008 MB. WITHIN 17N106W TO 19N107W TO 19N109W TO
17N110W TO 15N110W TO 15N106W TO 17N106W WINDS 20 TO 30 KT. SEAS
2.5 TO 3.0 M.
.WITHIN 11N86W TO 12N87W TO 12N88W TO 10N89W TO 10N88W TO 10N86W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO
25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.12 HOUR FORECAST WITHIN 16.5N94.5W TO 16N95W TO 15.5N95.5W TO
1HSF_EP25N95W TO 15N94.5W TO 15.5N94.5W TO 16.5N94.5W...
INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT.
SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0200 UTC MON JUL 13...
.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N75W TO 09N91W. ITCZ FROM 09N91W TO
09N97W THEN RESUMES FROM 08N99W TO 11N121W. ANOTHER MONSOON
TROUGH SEGMENT FROM 12N125W TO LOW PRES NEAR 13N132W TO 09N140W.
SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 03N TO 09N
BETWEEN 77W AND 83W...FROM 09N TO 16N BETWEEN 88W AND 100W...FROM
03N TO 10N BETWEEN 100W AND 113W...FROM 14N TO 18N BETWEEN 121W
AND 124W...FROM 10N TO 18N BETWEEN 126W AND 132W...AND FROM 06N
TO 12N BETWEEN 132W AND 140W. SCATTERED MODERATE FROM 05N TO 09N
BETWEEN 84W AND 93W.
$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.
NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W
SYNOPSIS VALID 0000 UTC JUL 13 2026.
24 HOUR FORECAST VALID 0000 UTC JUL 14 2026.
48 HOUR FORECAST VALID 0000 UTC JUL 15 2026.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.TROUGH 11N162W 10N164W 08N167W 04N170W 02N171W MOVING W
SLOWLY. ISOLATED MODERATE TSTMS FROM 10N TO 12N BETWEEN
170W AND TROUGH.
.24 HOUR FORECAST TROUGH 13N165W 08N170W 05N174W.
.48 HOUR FORECAST TROUGH 12N163W 09N170W 08N175W. WINDS 20
TO 25 KT WITHIN 150 NM OF TROUGH.
.24 HOUR FORECAST NEW TROUGH 10N152W 06N160W. WINDS 20 TO 25
KT FROM 05N TO 10N BETWEEN 160W AND 150W.
.48 HOUR FORECAST TROUGH 11N147W 09N156W. WINDS DIMINISHED
TO 20 KT OR LESS.
.WINDS 20 TO 25 KT FROM 14N TO 25N BETWEEN 162W AND 150W.
.24 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS.
.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.
.SEAS 2.5 TO 3 M FROM 12N TO 20N BETWEEN 166W AND 150W.
.24 HOUR FORECAST SEAS DIMINISHED TO 2.5 M OR LOWER.
.SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA.
.ITCZ 09N140W 08N150W 07N155W. ISOLATED MODERATE TSTMS S OF
10N E OF 160W.
.ISOLATED MODERATE TSTMS N OF 26N BETWEEN 167W AND 163W.
$$
.FORECASTER SHIGESATO. HONOLULU HI.=