091 FZPN03 KNHC 161522 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC THU APR 16 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC THU APR 16. 24 HOUR FORECAST VALID 1200 UTC FRI APR 17. 48 HOUR FORECAST VALID 1200 UTC SAT APR 18. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .12 HOUR FORECAST WITHIN 31N113.5W TO 31N114W TO 30.5N114.5W TO 30.5N113.5W TO 30.5N113W TO 31N113.5W...INCLUDING THE GULF OF CALIFORNIA...S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WITHIN 30N119W TO 30N125W TO 29N124W TO 29N122W TO 30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW TO N SWELL. .48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .12 HOUR FORECAST WITHIN 23N109W TO 23N110W TO 22N110W TO 22N109W TO 23N109W...INCLUDING WITHIN 60 NM OF CABO SAN LUCAS...NW 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 1200 UTC THU APR 16... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... TROUGH EXTENDS FROM 07N78W TO 06N94W TO 05N116W. ITCZ EXTENDS FROM 05N116W TO 06N133W TO 05N140W. SCATTERED MODERATE ISOLATED STRONG FROM 04N TO 09N BETWEEN 109W AND 118W AND WITHIN 30 NM OF TROUGH BETWEEN 105W AND 108W. SCATTERED MODERATE WITHIN 120 NM N OF THE ITCZ BETWEEN 124W AND 129W. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.  098 FZPN40 PHFO 161535 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1700 UTC THU APR 16 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT. THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE HIGHER THAN 10-MINUTE AVERAGE WINDS. SECURITE NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W SYNOPSIS VALID 1200 UTC APR 16 2026. 24 HOUR FORECAST VALID 1200 UTC APR 17 2026. 48 HOUR FORECAST VALID 1200 UTC APR 18 2026. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 30N155W THENCE TROUGH TO 22N162W. FRONT AND THROUGH MOVING NE 10 KT. .24 HOUR FORECAST FRONT N OF AREA. TROUGH 30N152W 25N158W. .48 HOUR FORECAST TROUGH DISSIPATED. .48 HOUR FORECAST NEW TROUGH 25N163W 22N168W. .48 HOUR FORECAST WINDS 20 TO 25 KT FROM 25N TO 21N BETWEEN 159W AND 161W. .WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA. .SEAS 2.5 M OR LOWER OVER ENTIRE FORECAST AREA. .ITCZ 06N140W 03N158W. ISOLATED MODERATE TSTMS WITHIN 120 NM OF ITCZ. .SCATTERED MODERATE TSTMS FROM 08N TO 03N W OF 166W. $$ .FORECASTER THOMAS. HONOLULU HI.  179 FZNT01 KWBC 161538 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 1630 UTC THU APR 16 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 1200 UTC APR 16. 24 HOUR FORECAST VALID 1200 UTC APR 17. 48 HOUR FORECAST VALID 1200 UTC APR 18. .WARNINGS. ...STORM WARNING... .COMPLEX LOW WITH FIRST CENTER 65N62W 994 MB MOVING SE 15 KT AND SECOND CENTER 62N55W 991 MB MOVING E 15 KT. WITHIN 180 NM OF A FRONT FROM FIRST CENTER TO SECOND CENTER TO 59N53W TO 56N57W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE N OF 52N W OF 48W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 60N53W 995 MB AND SECOND CENTER 62N41W 980 MB. WITHIN 120 NM SE SEMICIRCLE OF SECOND CENTER WINDS 40 TO 55 KT. SEAS 4 TO 7 M. ALSO WITHIN 360 NM SE SEMICIRCLE OF SECOND CENTER...AND WITHIN 300 NM S AND W SEMICIRCLES OF FIRST CENTER WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M. ELSEWHERE FROM 50N TO 65N W OF 35W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST COMBINED LOW 63N40W 989 MB. N OF 57N W OF 35W...AND BETWEEN 300 NM AND 600 NM SW SEMICIRCLE WINDS 25 TO 35 KT. SEAS 2.5 TO 6 M...HIGHEST NE AND E OF CENTER. ...GALE WARNING... .24 HOUR FORECAST NEW LOW 47N57W 1004 MB. BETWEEN 240 NM AND 600 NM S QUADRANT WINDS TO 25 KT. SEAS TO 2.5 M. .42 HOUR FORECAST LOW 52N42W 990 MB. FROM 41N TO 57N E OF 51W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. .48 HOUR FORECAST LOW 52N39W 982 MB. WITHIN 120 NM NW QUADRANT WINDS 40 TO 50 KT. SEAS 3 TO 4.5 M. ALSO FROM 43N TO 57N E OF 50W WINDS 25 TO 40 KT. SEAS 2.5 TO 4 M. ...HEAVY FREEZING SPRAY WARNING... .MODERATE TO HEAVY FREEZING SPRAY W OF A LINE FROM 56N55W TO 60N51W TO 64N55W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 53N W OF 48W. .24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY WITHIN 90 NM E OF A LINE FROM 57N57W TO 61N60W TO 65N53W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW OF A LINE FROM 53N51W TO 60N38W TO 64N39W. .48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW OF A LINE FROM 61N60W TO 64N52W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 46N W OF 49W...AND N OF 58N W OF 46W. .SYNOPSIS AND FORECAST. .FROM 36N TO 53N W OF 40W AREA OF NW TO W WINDS TO 25 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST CONDITIONS E OF AREA. .LOW E OF AREA 64N30W 989 MB MOVING W 10 KT. N OF 58N E OF 43W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW AND CONDITIONS DESCRIBED WITH LOW 62N41W IN WARNINGS SECTION ABOVE. .LOW 43N57W 1014 MB MOVING SE 15 KT. FROM 35N TO 42N BETWEEN 43W AND 72W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 36N35W 1014 MB. WITHIN 180 NM OF LOW CENTER WINDS LESS THAN 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST LOW AND CONDITIONS E OF AREA. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 360 NM NW OF A LINE FROM 36N70W TO 40N65W TO 41N51W...WITHIN THE GULF OF SAINT LAWRENCE...AND NW OF A LINE FROM 51N50W TO 56N40W TO 60N40W TO 61N35W. .24 HOUR FORECAST DENSE FOG NW OF A LINE FROM 35N74W TO 40N64W TO 40N48W TO 53N40W TO 55N54W...FROM 52N TO 56N E OF 48W...AND N OF 57N W OF 35W. .48 HOUR FORECAST DENSE FOG FROM 37N TO 43N W OF 65W...FROM 44N TO 59N E OF 44W...WITHIN 300 NM OF W GREENLAND COAST BETWEEN 45W AND 54W...AND N OF 62N E OF GREENLAND. .FORECASTER ANDERSON. OCEAN PREDICTION CENTER. NWS NATIONAL HURRICANE CENTER MIAMI FL ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF AMERICA SYNOPSIS VALID 1200 UTC THU APR 16. 24 HOUR FORECAST VALID 1200 UTC FRI APR 17. 48 HOUR FORECAST VALID 1200 UTC SAT APR 18. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 30N35W TO 31N36W TO 26N42W TO 23N43W TO 20N41W TO 19N35W TO 30N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL. .24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .ATLC WITHIN 17N43W TO 14N50W TO 15N61W TO 08N59W TO 06N53W TO 07N40W TO 17N43W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .24 HOUR FORECAST WITHIN 16N35W TO 15N48W TO 19N57W TO 12N61W TO 06N53W TO 10N35W TO 16N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .48 HOUR FORECAST WITHIN 11N40W TO 11N45W TO 14N49W TO 10N55W TO 06N53W TO 08N39W TO 11N40W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER. $$  919 FZPN01 KWBC 161539 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 1630 UTC THU APR 16 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 1200 UTC APR 16. 24 HOUR FORECAST VALID 1200 UTC APR 17. 48 HOUR FORECAST VALID 1200 UTC APR 18. .WARNINGS. ...STORM WARNING... .18 HOUR FORECAST LOW W OF AREA NEAR 46N170E 988 MB. FROM 38N TO 48N BETWEEN 180W AND 177W WINDS 20 TO 30 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW 48N172E 983 MB. WITHIN 360 NM SE QUADRANT WINDS 35 TO 50 KT. SEAS 4 TO 6 M. ELSEWHERE FROM 42N TO 51N BETWEEN 180W AND 175W WINDS 25 TO 40 KT. SEAS 3 TO 5 M. ALSO FROM 36N TO 52N BETWEEN 180W AND 172W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST LOW 54N179E 970 MB. WITHIN 180 NM SE SEMICIRCLE...AND BETWEEN 90 NM AND 240 NM N AND NE QUADRANTS WINDS 35 TO 50 KT. SEAS 5 TO 8 M. ELSEWHERE W OF A LINE FROM 45N164W TO 51N159W TO 61N173W WINDS 25 TO 40 KT. SEAS 4 TO 7 M. ALSO FROM 45N TO 65N BETWEEN 180W AND 160W WINDS 20 TO 30 KT. SEAS 3 TO 6 M. ...GALE WARNING... .LOW 43N150W 1012 MB MOVING NE 20 KT. WITHIN 480 NM NE AND 660 NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 47N143W 1009 MB. WITHIN 420 NM NE...660 NM SE...AND BETWEEN 240 NM AND 600 NM W AND SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M. .36 HOUR FORECAST LOW 49N142W 1002 MB. WITHIN 360 NM NE...AND BETWEEN 120 NM AND 540 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. .48 HOUR FORECAST LOW 49N140W 995 MB. BETWEEN 180 NM AND 420 NM E AND NE SEMICIRCLES...AND WITHIN 540 NM SW AND 360 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M. ELSEWHERE FROM 35N TO 55N BETWEEN 153W AND 128W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. ...GALE WARNING... .48 HOUR FORECAST LOW W OF AREA NEAR 38N177E 995 MB. WITHIN 480 NM NE AND 360 NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M. ELSEWHERE FROM 30N TO 45N BETWEEN 180W AND 164W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .SYNOPSIS AND FORECAST. .FROM 31N TO 51N E OF 131W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST FROM 30N TO 44N E OF 128W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST CONDITIONS DIMINISHED. .LOW 58N172W 1001 MB MOVING E 10 KT WILL TURN NE AFTER 24 HOURS. WITHIN 300 NM E AND NE OF A FRONT EXTENDING FROM 49N159W TO 57N155W...WITHIN 780 NM S AND SW AND 300 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST LOW 58N166W 1010 MB. BETWEEN 120 NM AND 480 NM S AND SW QUADRANTS WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW MOVED INLAND OVER ALASKA WITH CONDITIONS DESCRIBED WITH LOW 54N179E IN WARNINGS SECTION ABOVE. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 35N TO 45N BETWEEN 151W AND 142W...AND FROM 56N TO 63N BETWEEN 180W AND 151W. .24 HOUR FORECAST DENSE FOG FROM 40N TO 47N BETWEEN 134W AND 141W...FROM 51N TO 61N BETWEEN 156W AND 134W...FROM 56N TO 65N BETWEEN 177W AND 160W...AND FROM 46N TO 52N BETWEEN 180W AND 173W. .48 HOUR FORECAST FROM 37N TO 61N BETWEEN 149W AND 130W...FROM 52N TO 62N BETWEEN 180W AND 159W...AND FROM 43N TO 49N BETWEEN 180W AND 175W. .LIGHT TO MODERATE FREEZING SPRAY N OF 59N W OF 169W. .24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 57N W OF 172W. .48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 59N W OF 172W. .FORECASTER MILLS. 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 1200 UTC THU APR 16. 24 HOUR FORECAST VALID 1200 UTC FRI APR 17. 48 HOUR FORECAST VALID 1200 UTC SAT APR 18. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .12 HOUR FORECAST WITHIN 31N113.5W TO 31N114W TO 30.5N114.5W TO 30.5N113.5W TO 30.5N113W TO 31N113.5W...INCLUDING THE GULF OF CALIFORNIA...S TO SW WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WITHIN 30N119W TO 30N125W TO 29N124W TO 29N122W TO 30N119W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW TO N SWELL. .48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .12 HOUR FORECAST WITHIN 23N109W TO 23N110W TO 22N110W TO 22N109W TO 23N109W...INCLUDING WITHIN 60 NM OF CABO SAN LUCAS...NW 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 1200 UTC THU APR 16... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... TROUGH EXTENDS FROM 07N78W TO 06N94W TO 05N116W. ITCZ EXTENDS FROM 05N116W TO 06N133W TO 05N140W. SCATTERED MODERATE ISOLATED STRONG FROM 04N TO 09N BETWEEN 109W AND 118W AND WITHIN 30 NM OF TROUGH BETWEEN 105W AND 108W. SCATTERED MODERATE WITHIN 120 NM N OF THE ITCZ BETWEEN 124W AND 129W. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.