953 FZPN01 KWBC 152208 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 2230 UTC WED APR 15 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE NATIONAL WEATHER SERVICE. EMAIL US AT VOSOPS@NOAA.GOV(LOWERCASE). 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 APR 15. 24 HOUR FORECAST VALID 1800 UTC APR 16. 48 HOUR FORECAST VALID 1800 UTC APR 17. .WARNINGS. ...GALE WARNING... .WITHIN 180 NM OF CALIFORNIA COAST FROM 33N TO 38N WINDS TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST FROM 32N TO 42N BETWEEN 120W AND 131W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. .48 HOUR FORECAST S OF 41N BETWEEN 119W AND 128W WINDS TO 25 KT. SEAS 2.5 TO 3.5 M. ...GALE WARNING... .42 HOUR FORECAST LOW W OF AREA NEAR 48N171E 981 MB. FROM 40N TO 52N W OF 174W WINDS 25 TO 35 KT. SEAS TO 3.5 M. .48 HOUR FORECAST LOW JUST W OF AREA NEAR 51N177E 973 MB. FROM 43N TO 53N W OF 173W WINDS 30 TO 45 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 37N TO 59N W OF 169W WINDS 20 TO 30 KT. SEAS TO 3.5 M. .SYNOPSIS AND FORECAST. .LOW JUST INLAND NEAR 50N125W 1010 MB MOVING E 15 KT. FROM 40N TO 55N E OF 140W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST LOW DISSIPATED INLAND. FROM 42N TO 50N E OF 131W WINDS LESS THAN 25 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST CONDITIONS DIMINISHED. .LOW 40N160W 1013 MB MOVING NE 20 KT. WITHIN 240 NM NE OF A LINE FROM 39N152W TO 41N160W WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW 44N148W 1011 MB. WITHIN 240 NM NE OF A LINE FROM 41N143W TO 45N148W WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 48N143W 1006 MB. BETWEEN 120 NM AND 480 NM W SEMICIRCLE...AND WITHIN 180 NM E OF OF A LINE FROM 40N135W TO 46N137W TO 49N144W WINDS 20 TO 30 KT. SEAS TO 3 M. .COMPLEX LOW WITH MAIN CENTER NW OF AREA NEAR 57N173W 998 MB MOVING S 05 KT. FROM 45N TO 56N W OF 170W WINDS TO 25 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 58N171W 1001 MB. FROM 45N TO 57N W OF 166W...AND NW OF A LINE FROM 59N176W TO 56N175W WINDS TO 25 KT. SEAS TO 3.5 M. .48 HOUR FORECAST LOW MOVED INLAND AND CONDITIONS DIMINISHED. .LOW 60N146W 1010 MB MOVING NE 05 KT. FROM 54N TO 58N BETWEEN 146W AND 157W WINDS 20 TO 30 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW DISSIPATED INLAND AND CONDITIONS DIMINISHED. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 52N W OF 170W...WITHIN 90 NM E AND NE OF A LINE FROM 34N154W TO 38N153W TO 42N160W...AND FROM 47N TO 50N BETWEEN 163W AND 165W. .24 HOUR FORECAST DENSE FOG WITHIN 180 NM NE OF A LINE FROM 41N145W TO 43N149W....AND N OF 54N W OF 170W. .48 HOUR FORECAST DENSE FOG FROM 48N TO 54N W OF 170W...N OF 56N W OF 180W....WITHIN 120 NM E OF A LINE FROM 51N149W TO 57N148W TO 60N143W...AND FROM 46N TO 49N BETWEEN 137W AND 143W. .24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 59N W OF 176W. .48 HOUR FORECAST CONDITIONS IMPROVED. .FORECASTER POCHE. OCEAN PREDICTION CENTER. NWS 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 WED APR 15. 24 HOUR FORECAST VALID 1800 UTC THU APR 16. 48 HOUR FORECAST VALID 1800 UTC FRI APR 17. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .30 HOUR FORECAST WITHIN 30N113W TO 31N113W TO 31N114W TO 31N115W TO 30N115W TO 30N114W TO 30N113W...INCLUDING THE GULF OF CALIFORNIA...SW WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST CONDITIONS IMPROVE. .33 HOUR FORECAST WITHIN 30N120W TO 30N126W TO 29N124W TO 29N122W TO 29N121W TO 30N120W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .48 HOUR FORECAST LITTLE CHANGE. .39 HOUR FORECAST WITHIN 22N109W TO 23N109W TO 23N110W TO 22N110W TO 22N109W W TO NW WINDS 20 TO 25 KT. SEAS LESS THAN 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 2000 UTC WED APR 15... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... SURFACE TROUGH EXTENDS FROM 07N80W TO 04N100W TO 04N117W. THE ITCZ EXTENDS FROM 04N117W TO 05N130W TO 04N140W. SOUTHERN HEMISPHERIC ITCZ EXTENDS FROM 04S114W TO 03S120W. NUMEROUS MODERATE ISOLATED STRONG FROM 00N TO 05N BETWEEN 85W AND 101W. SCATTERED MODERATE FROM 02N TO 10N BETWEEN 101W AND 140W. .FORECASTER KONARIK. NATIONAL HURRICANE CENTER. $$  194 FZNT01 KWBC 152209 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 2230 UTC WED APR 15 2026 CCODE/1:31:04:01:00/AOE/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 INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.PHP (ALL LOWERCASE). SECURITE NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 1800 UTC APR 15. 24 HOUR FORECAST VALID 1800 UTC APR 16. 48 HOUR FORECAST VALID 1800 UTC APR 17. .WARNINGS. ...STORM WARNING... .36 HOUR FORECAST NEW LOW 61N42W 987 MB. FROM 56N TO 61N BETWEEN 37W AND 47W WINDS 30 TO 40 KT. SEAS 3 TO 5.5 M...HIGHEST SW OF LOW. .42 HOUR FORECAST LOW 62N41W 982 MB. WITHIN 180 NM S AND SE QUADRANTS WINDS 40 TO 55 KT. SEAS 3.5 TO 7 M. .48 HOUR FORECAST LOW 62N40W 982 MB. WITHIN 180 NM S AND SE QUADRANTS WINDS 40 TO 50 KT. SEAS 4 TO 8.5 M. ALSO WITHIN 420 NM S AND 300 NM E QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 6.5 M...HIGHEST S OF LOW. ELSEWHERE N OF 54N E OF 50W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. ...GALE WARNING... .N OF 57N W OF 57W AREA OF S WINDS TO 25 KT. SEAS TO 2.5 M. .12 HOUR FORECAST N OF 57N W OF 54W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST LOW 63N53W 992 MB. FRONT TO EXTEND FROM LOW TO 55N58W TO 51N49W. W OF THE FRONT FROM 55N TO 62N AND WITHIN 90 NM NE OF FRONT N OF 60N WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M...HIGHEST NEAR 59N57W. ELSEWHERE W OF A LINE FROM 66N53W TO 60N39W TO 50N40W WINDS 20 TO 30 KT. SEAS TO 3.5 M. .48 HOUR FORECAST LOW 60N51W 995 MB. WITHIN 240 NM W AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 55N TO 61N W OF 50W AND WITHIN 300 NM W QUADRANT WINDS 20 TO 30 KT. SEAS TO 4 M. ...HEAVY FREEZING SPRAY WARNING... .LIGHT TO MODERATE FREEZING SPRAY NW AND N OF A LINE FROM 56N59W TO 61N49W. .12 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 58N W OF 58W. .24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 54N TO 61N W OF 52W AND W OF A LINE FROM 61N52W TO 63N58W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW AND N OF A LINE FROM 53N52W TO 61N48W. .48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW AND N OF A LINE FROM 59N59W TO 63N52W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 59N W OF 41W AND W OF A LINE FROM 59N57W TO 54N52W. .SYNOPSIS AND FORECAST. .LOW E OF AREA NEAR 48N29W 995 MB MOVING NE 20 KT. FROM 37N TO 51N BETWEEN 45W AND 35W AREA OF W TO NW WINDS 20 TO 30 KT. SEAS 3 TO 5.5 M...HIGHEST NEAR 45N35W. ELSEWHERE S OF 54N E OF 50W WINDS LESS THAN 25 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST LOW WELL E OF AREA. FROM 35N TO 61N BETWEEN 39W AND 35W WINDS LESS THAN 25 KT. SEAS TO 3.5 M. .48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS WELL E OF AREA. .LOW E OF AREA NEAR 64N27W 988 MB MOVING W 05 KT. N OF 54N BETWEEN 41W AND 35W AREA OF N TO NW WINDS TO 25 KT. SEAS 2.5 TO 4 M...HIGHEST NEAR 64N35W. .24 HOUR FORECAST LOW E OF AREA 64N31W 991 MB. N OF 61N E OF 38W WINDS TO 25 KT. SEAS TO 3 M...HIGHEST NEAR 35W. .36 HOUR FORECAST DISSIPATED. ASSOCIATED CONDITIONS ABSORBED BY LOW 61N42W IN STORM WARNING ABOVE. .WITHIN 120 NM W OF A FRONT FROM 62N48W TO 54N49W AREA OF N TO NW WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST FRONT DISSIPATED AND CONDITIONS DIMINISHED. .LOW 44N64W 1013 MB MOVING SE 25 KT. BETWEEN 180 NM AND 480 NM S AND SE QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW 41N51W 1014 MB. FROM 38N TO 41N BETWEEN 45W AND 60W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW E OF AREA NEAR 37N34W 1015 MB. FROM 34N TO 43N BETWEEN 39W AND 35W WINDS LESS THAN 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST NEW LOW 44N53W 1005 MB. BETWEE 180 NM AND 360 NM SE SEMICIRCLE AND WITHIN 300 NM S OF A FRONT FROM LOW TO 41N60W TO 37N72W WINDS TO 25 KT. SEAS TO 3 M...HIGHEST NEAR 40N51W. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM BETWEEN 71W AND A LINE FROM 45N64W TO 42N48W TO 39N68W...FROM 54N TO 59N BETWEEN 47W AND 50W...N OF 62N BETWEEN 57W AND 60W...AND N OF 59N BETWEEN 37W AND 41W. .24 HOUR FORECAST DENSE FOG BETWEEN 71W AND A LINE FROM 52N51W TO 49N60W TO 41N64W TO 39N69W...WITHIN 480 NM N OF A LINE FROM 53N45W 59N59W...AND FROM 42N TO 44N BETWEEN 56W AND 61W. .48 HOUR FORECAST DENSE FOG FROM 43N TO 47N BETWEEN 47W AND 61W...BETWEEN 70W AND A LINE FROM 44N61W TO 39N68W...W OF A LINE FROM 54N38W TO 49N60W TO 46N62W...FROM 56N TO 61N BETWEEN 55W AND 60W...AND N OF 56N E OF 44W. .FORECASTER BANCROFT. OCEAN PREDICTION CENTER. NATIONAL HURRICANE CENTER MIAMI FL ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF AMERICA SYNOPSIS VALID 1800 UTC WED APR 15. 24 HOUR FORECAST VALID 1800 UTC THU APR 16. 48 HOUR FORECAST VALID 1800 UTC FRI APR 17. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 25N70W TO 26N72W TO 24N75W TO 22N74W TO 22N70W TO 25N70W...INCLUDING ATLANTIC EXPOSURES... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL. .18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .ATLC WITHIN 31N35W TO 31N42W TO 27N41W TO 26N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL. .24 HOUR FORECAST WITHIN 27N35W TO 25N37W TO 24N38W TO 21N36W TO 21N35W TO 27N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .ATLC WITHIN 10N42W TO 10N51W TO 12N58W TO 09N57W TO 06N53W TO 07N41W TO 10N42W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .24 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST LITTLE CHANGE. .CARIBBEAN 06 HOUR FORECAST WITHIN 20N74W TO 20N77W TO 22N81W TO 19N80W TO 19N77W TO 19N75W TO 20N74W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .GULF OF AMERICA 06 HOUR FORECAST WITHIN 23N89W TO 22N92W TO 20N91W TO 21N90W TO 21N89W TO 23N89W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. $$ .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.  114 FZPN40 PHFO 152241 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 2300 UTC WED APR 15 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. THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE HIGHER THAN 10-MINUTE AVERAGE WINDS. SECURITE NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W SYNOPSIS VALID 1800 UTC APR 15 2026. 24 HOUR FORECAST VALID 1800 UTC APR 16 2026. 48 HOUR FORECAST VALID 1800 UTC APR 17 2026. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 30N154W 25N160W 21N167W THENCE TROUGH 15N180W NEARLY STATIONARY. .24 HOUR FORECAST FRONT 30N154W 25N160W 21N167W THENCE TROUGH 22N163W. .48 HOUR FORECAST FRONT 30N150W 25N155W THENCE TROUGH 25N160W. .TROUGH 15N163W 10N165W 08N165W MOVING W 10 KT. .24 HOUR FORECAST TROUGH DISSIPATED. .WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA. .SEAS 2.5 M OR LOWER OVER ENTIRE FORECAST AREA. .ITCZ 05N172W 05N160W 04N150W 05N140W. ISOLATED MODERATE TSTMS WITHIN 120 NM N OF ITCZ E OF 154W. .SCATTERED MODERATE TSTMS WITHIN 90 NM OF LINE 25N162W 30N154W. $$ .FORECASTER PECHACEK. HONOLULU HI.