808 FZPN03 KNHC 201609 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC WED MAY 20 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 WED MAY 20. 24 HOUR FORECAST VALID 1200 UTC THU MAY 21. 48 HOUR FORECAST VALID 1200 UTC FRI MAY 22. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 11N86W TO 12N87W TO 11N89W TO 10N88W TO 10N86W TO 11N86W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 30 KT. SEAS NEAR 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .WITHIN 19N128W TO 30N140W TO 08N140W TO 08N119W TO 12N114W TO 19N128W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. .24 HOUR FORECAST WITHIN 24N137W TO 30N140W TO 06N140W TO 07N136W TO 11N131W TO 15N136W TO 24N137W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. .48 HOUR FORECAST WITHIN 11N138W TO 11N140W TO 09N140W TO 09N138W TO 10N138W TO 11N138W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. .42 HOUR FORECAST WITHIN 02S113W TO 01S118W TO 01S120W TO 03.4S120W TO 03S113W TO 02S113W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SW SWELL. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 1500 UTC WED MAY 20... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH AXIS EXTENDS FROM 09N83W TO 08N100W. ITCZ AXIS EXTENDS FROM 08N100W TO 08N114W...AND FROM 07N130W TO BEYOND 06N140W. SCATTERED MODERATE TO ISOLATED STRONG FROM 03N TO 10N E OF 90W. NUMEROUS MODERATE TO SCATTERED STRONG FROM 03N TO 12N BETWEEN 105W AND 114W. SCATTERED MODERATE FROM 03N TO 09N BETWEEN 93W AND 104W...AND W OF 129W. $$ .FORECASTER CHAN. NATIONAL HURRICANE CENTER.  283 FZPN01 KWBC 201614 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 1630 UTC WED MAY 20 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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). 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 1200 UTC MAY 20. 24 HOUR FORECAST VALID 1200 UTC MAY 21. 48 HOUR FORECAST VALID 1200 UTC MAY 22. .WARNINGS. ...STORM WARNING... .LOW W OF AREA NEAR 50N179E 972 MB MOVING NE 25 KT. WITHIN 360 NM SE QUADRANT WINDS 35 TO 50 KT. SEAS 3.5 TO 6.5 M. ELSEWHERE FROM 36N TO 54N W OF 167W WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5 M...HIGHEST NEAR 46N180W. .24 HOUR FORECAST LOW 55N168W 984 MB. WITHIN 480 NM S SEMICIRCLE WINDS 25 TO 40 KT. SEAS 3 TO 7.5 M...HIGHEST NEAR 51N167W. ELSEWHERE FROM 40N TO 58N BETWEEN 146W AND 178E WINDS 20 TO 30 KT. SEAS 2.5 TO 6 M...HIGHEST WITHIN 540 NM S QUADRANT. .48 HOUR FORECAST LOW MOVED INLAND NEAR 61N163W 997 MB. FROM 49N TO 58N BETWEEN 147W AND 179W WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M. ELSEWHERE FROM 40N TO 49N BETWEEN 144W AND 175W WINDS LESS THAN 25 KT. SEAS TO 3.5 M. ...GALE WARNING... .COMPLEX LOW WITH MAIN CENTER 57N150W 1004 MB MOVING NE 10 KT. N OF 59N E OF 152W WINDS 25 TO 35 KT. SEAS TO 3.5 M. ELSEWHERE N OF 38N BETWEEN 136W AND 157W WINDS 20 TO 30 KT. SEAS TO 4 M. .12 HOUR FORECAST COMBINED LOW 59N146W 1006 MB. NE AND E OF A FRONT FROM LOW CENTER TO 59N140W TO 58N138W WINDS 30 TO 45 KT. SEAS 3 TO 6 M. .24 HOUR FORECAST LOW 60N146W 1012 MB. EXCEPT WHERE DESCRIBED ABOVE...WITHIN 600 NM N QUADRANT WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW DISSIPATED INLAND AND ASSOCIATED CONDITIONS DIMINISHED. ...GALE WARNING... .S OF 51N BETWEEN 121W AND 133W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS TO 3.5 M. .12 HOUR FORECAST FROM 36N TO 45N E OF 129W AREA OF NW TO N WINDS 25 TO 35 KT. SEAS TO 4 M. .24 HOUR FORECAST S OF 50N BETWEEN 122W AND 132W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS TO 4 M. .48 HOUR FORECAST FROM 33N TO 50N BETWEEN 124W AND 132W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS TO 4 M. .SYNOPSIS AND FORECAST. .48 HOUR FORECAST LOW WELL W OF AREA. FROM 36N TO 48N W OF 174W WINDS TO 25 KT. SEAS TO 2.5 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 56N BETWEEN 145W AND 155W...FROM 48N TO 56N W OF 171W...AND N OF 59N BETWEEN 166W AND 175W. .24 HOUR FORECAST DENSE FOG N OF 52N BETWEEN 164W AND 178W AND FROM 45N TO 48N BETWEEN 139W AND 143W. .48 HOUR FORECAST DENSE FOG N AND NE OF A LINE FROM 59N177E TO 54N169W TO 57N156W AND FROM 39N TO 42N W OF 172W. .LIGHT FREEZING SPRAY N OF 60N W OF 176W. .24 HOUR FORECAST CONDITIONS DIMINISHED. .FORECASTER JOSEPH. 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 1200 UTC WED MAY 20. 24 HOUR FORECAST VALID 1200 UTC THU MAY 21. 48 HOUR FORECAST VALID 1200 UTC FRI MAY 22. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 11N86W TO 12N87W TO 11N89W TO 10N88W TO 10N86W TO 11N86W...INCLUDING GULF OF PAPAGAYO...NE TO E WINDS 20 TO 30 KT. SEAS NEAR 2.5 M. .24 HOUR FORECAST LITTLE CHANGE. .30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .WITHIN 19N128W TO 30N140W TO 08N140W TO 08N119W TO 12N114W TO 19N128W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. .24 HOUR FORECAST WITHIN 24N137W TO 30N140W TO 06N140W TO 07N136W TO 11N131W TO 15N136W TO 24N137W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. .48 HOUR FORECAST WITHIN 11N138W TO 11N140W TO 09N140W TO 09N138W TO 10N138W TO 11N138W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. .42 HOUR FORECAST WITHIN 02S113W TO 01S118W TO 01S120W TO 03.4S120W TO 03S113W TO 02S113W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SW SWELL. .48 HOUR FORECAST LITTLE CHANGE. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 1500 UTC WED MAY 20... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH AXIS EXTENDS FROM 09N83W TO 08N100W. ITCZ AXIS EXTENDS FROM 08N100W TO 08N114W...AND FROM 07N130W TO BEYOND 06N140W. SCATTERED MODERATE TO ISOLATED STRONG FROM 03N TO 10N E OF 90W. NUMEROUS MODERATE TO SCATTERED STRONG FROM 03N TO 12N BETWEEN 105W AND 114W. SCATTERED MODERATE FROM 03N TO 09N BETWEEN 93W AND 104W...AND W OF 129W. .FORECASTER CHAN. NATIONAL HURRICANE CENTER. $$  470 FZNT01 KWBC 201619 HSFAT1 HIGH SEAS FORECAST FOR METAREA IV NWS OCEAN PREDICTION CENTER WASHINGTON DC 1630 UTC WED MAY 20 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). FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM). SECURITE NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 1200 UTC MAY 20. 24 HOUR FORECAST VALID 1200 UTC MAY 21. 48 HOUR FORECAST VALID 1200 UTC MAY 22. .WARNINGS. ...STORM WARNING... .24 HOUR FORECAST LOW 54N54W 980 MB. WITHIN 540 NM S SEMICIRCLE...AND BETWEEN 240 NM AND 600 NM NE QUADRANT WINDS 30 TO 45 KT. SEAS TO 3.5 M...EXCEPT 3 TO 6 M IN NE QUADRANT. ELSEWHERE WITHIN 660 NM OF LOW CENTER EXCEPT 780 NM SE QUADRANT WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 53N45W 978 MB. WITIN 180 NM NW AND W OF A LINE FROM 56N46W TO 58N40W TO 62N38W WINDS 40 TO 55 KT. SEAS 4 TO 8 M...EXCEPT 3 TO 5 M N OF 60N. ELSEWHERE WITIN 540 NM S SEMICIRCLE...BETWEEEN 180 NM AND 420 NM NW QUADRANT...AND BETWEEN 180 NM AND 840 NM NE QUADRANT WINDS 25 TO 40 KT. SEAS 3.5 TO 7 M...EXCEPT 2.5 TO 4.5 M IN NE QUADRANT. ALSO WITHIN 900 NM NW...1020 NM SE AND 780 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO 3 M. ...GALE WARNING... .LOW E OF AREA NEAR 49N29W 983 MBN MOVING N 10 KT. WITHIN 720 NM SE...AND BETWEEN 420 NM AND 840 NM NW QUADRANT AND FROM 57N TO 60N BETWEEN 41W AND 46W WINDS 25 TO 40 KT. SEAS 2.5 TO 4 M...HIGHEST IN SW QUADRANT. ELSEWHERE WITHIN 900 NM W SEMICIRCLE WINDS TO 25 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST LOW E OF AREA NEAR 54N29W 988 MB. WITHIN 360 NM NW AND 660 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3.5 M. .48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 53N45W DESCRIBED IN STORM WARNING ABOVE. .SYNOPSIS AND FORECAST. .LOW 42N51W 1010 MB MOVING SE 30 KT. WITHIN 900 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 38N36W 1008 MB. WITHIN 540 NM SW QUADRANT WINDS 20 TO 30 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW AND CONDITIONS MOVED E OF AREA. .24 HOUR FORECAST FROM 36N TO 42N BETWEEN 46W AND 65W WINDS TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST CONDITIONS DIMINSHED. .48 HOUR FORECAST FROM 36N TO 41N BETWEEN 62W AND 76W WINDS 20 T0 30 KT. SEAS TO 2.5 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 46N BETWEEN 50W AND 65W AND FROM 55N TO 62N BETWEEN 47W AND 51W. .24 HOUR FORECAST DENSE FOG FROM 42N TO 64N BETWEEN 48W AND 60W. .48 HOUR FORECAST DENSE FOG FROM 50N TO 58N W OF 40W AND FROM 58N TO 63N E OF 40W. .FORECASTER HOLLEY. 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 1200 UTC WED MAY 20. 24 HOUR FORECAST VALID 1200 UTC THU MAY 21. 48 HOUR FORECAST VALID 1200 UTC FRI MAY 22. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 31N35W TO 31N45W TO 29N43W TO 29N39W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW TO N SWELL. .24 HOUR WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .ATLC WITHIN 13N49W TO 15N61W TO 11N60W TO 07N55W TO 07N50W TO 10N45W TO 13N49W...INCLUDING IN ATLC EXPOSURES AND PASSAGES... WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE TO E SWELL. .12 HOUR FORECAST WINDS 20 KTOR LESS. SEAS LESS THAN 2.5 M. .CARIBBEAN WITHIN 16N72W TO 15N81W TO 12N83W TO 10N82W TO 10N77W TO 12N70W TO 16N72W...INCLUDING WITHIN 60 NM OF COAST OF NICARAGUA...NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M. .24 HOUR FORECAST WITHIN 15N70W TO 16N73W TO 12N78W TO 11N78W TO 11N76W TO 13N69W TO 15N70W...INCLUDING THE GULF OF VENEZUELA... E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M. .48 HOUR FORECAST WITHIN 15N70W TO 15N71W TO 15N74W TO 13N73W TO 13N72W TO 14N70W TO 15N70W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN E SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.  455 FZNT02 KNHC 201618 HSFAT2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1630 UTC WED MAY 20 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT. SECURITE ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND GULF OF AMERICA SYNOPSIS VALID 1200 UTC WED MAY 20. 24 HOUR FORECAST VALID 1200 UTC THU MAY 21. 48 HOUR FORECAST VALID 1200 UTC FRI MAY 22. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .ATLC WITHIN 31N35W TO 31N45W TO 29N43W TO 29N39W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW TO N SWELL. .24 HOUR WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .ATLC WITHIN 13N49W TO 15N61W TO 11N60W TO 07N55W TO 07N50W TO 10N45W TO 13N49W...INCLUDING IN ATLC EXPOSURES AND PASSAGES... WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NE TO E SWELL. .12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .CARIBBEAN WITHIN 16N72W TO 15N81W TO 12N83W TO 10N82W TO 10N77W TO 12N70W TO 16N72W...INCLUDING WITHIN 60 NM OF COAST OF NICARAGUA...NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M. .24 HOUR FORECAST WITHIN 15N70W TO 16N73W TO 12N78W TO 11N78W TO 11N76W TO 13N69W TO 15N70W...INCLUDING THE GULF OF VENEZUELA... E WINDS 20 TO 25 KT. SEAS 2.5 TO 3 M. .48 HOUR FORECAST WITHIN 15N70W TO 15N71W TO 15N74W TO 13N73W TO 13N72W TO 14N70W TO 15N70W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN E SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.