Bulletinset for METAREA 12 Edition date (UTC): 2026-05-30 00:10:42 ============================ HIGH SEAS FORECAST ============================ FZPN02 KWBC 292325 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 2345 UTC FRI MAY 29 2026 CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC MAY 29. 24 HOUR FORECAST VALID 1800 UTC MAY 30. 48 HOUR FORECAST VALID 1800 UTC MAY 31. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .LOW 54N171W 1009 MB MOVING SE 20 KT. WITHIN 840 NM SE AND 720 NM SW QUADRANTS AREA OF SW TO W WINDS 20 TO 30 KT. SEAS TO 4 M. .24 HOUR FORECAST LOW 49N161W 1003 MB. WITHIN 540 NM NW...600 NM SE...AND 720 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 4 M. ELSEWHERE WITHIN 660 NM SE AND 840 NM SW QUADRANTS AREA OF SW WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 47N158W 994 MB. FROM 33N TO 56N BETWEEN 138W AND 170W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE WITHIN 660 NM NW...AND 960 NM NE AND SW QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M. .LOW 56N146W 1007 MB MOVING SW 05 KT. WITHIN 720 NM SE AND 480 NM SW QUADRANTS AREA OF W TO NW WINDS TO 25 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN 840 NM S QUADRANT WINDS LESS THAN 25 KT. SEAS TO 3 M IN W TO NW SWELL. .24 HOUR FORECAST 55N148W 1012 MB. ASSOCIATED CONDITIONS DIMINISHED. .48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 47N158W ABOVE. .FROM 39N TO 50N BETWEEN 124W AND 129W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS TO 4 M. .24 HOUR FORECAST FROM 31N TO 42N BETWEEN 119W AND 128W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M...HIGHEST NEAR 39N125W. .48 HOUR FORECAST S OF 44N BETWEEN 119W AND 130W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M...EXCEPT 4 TO 5.5 M FROM 37N TO 42N BETWEEN 123W AND 126W. .S OF A LINE FROM 34N156W TO 32N180W AREA OF NE WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST CONDITIONS DIMINISHED. .WITHIN 60 NM OF 64N171W AREA OF N WINDS TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST CONDITIONS DIMINISHED. .24 HOUR FORECAST W OF A LINE FROM 51N178E TO 56N174E AREA OF SE WINDS TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST W OF A LINE FROM 42N176W TO 50N179W TO 57N176E AREA OF SE WINDS 20 TO 30 KT. SEAS TO 3.5 M. WINDS AND SEAS HIGHEST NEAR 54N173E. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 90 NM NE OF A LINE FROM 55N169W TO 52N161W...AND FROM 46N TO 50N W OF 173W. .24 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE FROM 42N170W TO 46N180W TO 41N180W TO 42N170W. .48 HOUR FORECAST DENSE FOG W OF A LINE FROM 39N175W TO 43N178W...AND FROM 39N TO 48N BETWEEN 146W AND 153W. .LIGHT FREEZING SPRAY WITHIN 60 NM OF 64N171W. .24 HOUR FORECAST CONDITIONS IMPROVED. .FORECASTER FIGURSKEY. 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 1800 UTC FRI MAY 29. 24 HOUR FORECAST VALID 1800 UTC SAT MAY 30. 48 HOUR FORECAST VALID 1800 UTC SUN MAY 31. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 21N112W TO 30N120W TO 30N134W TO 25N140W TO 13N140W TO 10N128W TO 21N112W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL, EXCEPT MERGING NE AND N SWELL S OF 20N. .24 HOUR FORECAST WITHIN 25N115W TO 19N122W TO 21N137W TO 09N140W TO 07N127W TO 08N107W TO 25N115W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MERGING NW TO N AND SW SWELL. .48 HOUR FORECAST WITHIN 30N117W TO 30N128W TO 28N125W TO 27N119W TO 30N117W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL. .WITHIN 01S84W TO 04N113W TO 00N131W TO 03.4S120W TO 01S106W TO 03.4S82W TO 01S84W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .24 HOUR FORECAST WITHIN 02N82W TO 08N101W TO 07N130W TO 02N131W TO 03.4S120W TO 02S84W TO 02N82W...EXCEPT LEE OF GALAPAGOS ISLANDS... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .48 HOUR FORECAST WITHIN 27N117W TO 15N140W TO 09N137W TO 03.4S115W TO 02S84W TO 27N117W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MERGING S TO SW AND NW SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 2000 UTC FRI MAY 29... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 10N76W TO 12N102W TO 10N124W TO 07N130W. ITCZ FROM 06N132W TO BEYOND 06.5N140W. SCATTERED TO NUMEROUS MODERATE TO STRONG CONVECTION FROM 03.5N TO 14N E OF 89W. SCATTERED MODERATE ISOLATED STRONG CONVECTION FROM 03N TO 14.5N BETWEEN 89W AND 102W. SCATTERED TO LOCALLY NUMEROUS MODERATE ISOLATED STRONG CONVECTION FROM 03N TO 13N BETWEEN 108W AND 130W. SCATTERED MODERATE CONVECTION WITHIN 60 NM OF THE ITCZ W OF 138W. $$ .FORECASTER STRIPLING. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W SYNOPSIS VALID 1800 UTC MAY 29 2026. 24 HOUR FORECAST VALID 1800 UTC MAY 30 2026. 48 HOUR FORECAST VALID 1800 UTC MAY 31 2026. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 18N143W 11N143W 04N145W MOVING W 10 KT. ISOLATED MODERATE TSTMS FROM 07N TO 03N BETWEEN 148W AND 144W...AND FROM 13N TO 10N E OF 142W. .24 HOUR FORECAST TROUGH 18N149W 12N148W 09N150W. .48 HOUR FORECAST TROUGH 22N152W 12N152W. .TROUGH 10N171W 05N180W MOVING NW SLOWLY. LOW JUST W OF AREA. ISOLATED MODERATE TO STRONG TSTMS S OF 11N W OF 170W. .24 HOUR FORECAST LOW NEAR 06N176W 1008 MB. TROUGH FROM 11N173W TO LOW TO 05N180W. .48 HOUR FORECAST LOW DISSIPATED. TROUGH 13N174W 08N180W. .48 HOUR FORECAST NEW TROUGH 30N158W 27N161W. .WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA. .SEAS 2.5 TO 3 M W OF LINE 30N161W 18N170W 16N180W...FROM 26N TO 12N E OF 150W...AND FROM 15N TO 06N W OF 150W. .24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 25N TO 18N W OF 173W...AND FROM 22N TO 10N E OF 152W. .48 HOUR FORECAST SEAS LOWERED TO 2.5 M OR LOWER. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .ITCZ 05N140W 06N141W...AND 05N151W 05N159W 06N167W. SCATTERED MODERATE TSTMS S OF 10N BETWEEN 170W AND 150W. $$ .FORECASTER TROTTER. HONOLULU HI.=