High Seas Forecast
Issued by NWS
Issued by NWS
583 FZPN01 KWBC 202212 HSFEP1 HIGH SEAS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 2230 UTC MON JUL 20 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC JUL 20. 24 HOUR FORECAST VALID 1800 UTC JUL 21. 48 HOUR FORECAST VALID 1800 UTC JUL 22. .WARNINGS. ...GALE WARNING... .POST-TROPICAL CYCLONE ELIDA S OF AREA. FROM 30N TO 32N BETWEEN 123W AND 131W WINDS 25 TO 35 KT. SEAS TO 4 M. .24 HOUR FORECAST POST-TROPICAL CYCLONE ELIDA NEAR 32N128W 1007 MB. FROM 30N TO 35N BETWEEN 125W AND 131W WINDS 20 TO 30 KT. SEAS TO 3.5 M. .48 HOUR FORECAST POST-TROPICAL CYCLONE ELIDA NEAR 36N127W 1014 MB. WINDS LESS THAN 25 KT. SEAS LESS THAN 2.5 M. ...GALE WARNING... .FROM 45N TO 54N BETWEEN 129W AND 134W AREA OF NW TO N WINDS 20 TO 30 KT. SEAS TO 2.5 M. .24 HOUR FORECAST WITHIN 240 NM E OF A LINE FROM 55N133W TO 50N134W TO 41N140W WINDS 20 TO 30 KT. SEAS TO 2.5 M. .42 HOUR FORECAST FROM 49N TO 56N BETWEEN 128W AND 136W WINDS 25 TO 35 KT. SEAS TO 3 M. .48 HOUR FORECAST FROM 49N TO 56N BETWEEN 128W AND 136W WINDS 25 TO 35 KT. SEAS TO 3.5 M. ELSEWHERE WITHIN 300 NM E OF A LINE FROM 49N136W TO 39N141W WINDS TO 25 KT. SEAS TO 3 M. ...GALE WARNING... .18 HOUR FORECAST LOW 59N168W 998 MB. FROM 52N TO 60N BETWEEN 155W AND 168W WINDS 25 TO 35 KT. SEAS TO 3 M...HIGHEST NEAR 54N160W. .24 HOUR FORECAST LOW 60N166W 999 MB. FROM 52N TO 61N BETWEEN 151W AND 169W WINDS 25 TO 35 KT. SEAS 4 M...HIGHEST NEAR 55N157W. .48 HOUR FORECAST LOW ABSORBED. CONDITIONS DESCRIBED BELOW WITH LOW 60N170W. ...GALE WARNING... .24 HOUR FORECAST LOW NW OF AREA 56N172E 994 MB. FROM 51N TO 58N BETWEEN 169E AND 177E WINDS 25 TO 35 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 60N170W 994 MB. WITHIN 600 NM SE AND SW QUADRANTS...AND FROM 46N TO 52N BETWEEN 172W AND 180W WINDS 25 TO 35 KT. SEAS 25 TO 35 KT. SEAS TO 4 M. .SYNOPSIS AND FORECAST. .48 HOUR FORECAST NEW LOW 59N148W 1018 MB. FROM 54N TO 59N BETWEEN 143W AND 155W WINDS 20 TO 30 KT. SEAS TO 4 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM W OF A LINE FROM 59N178W TO 57N169W TO 53N170W TO 52N178W TO 48N178W. .24 HOUR FORECAST DENSE FOG W OF A LINE FROM 58N176E TO 54N174W TO 50N180W. .48 HOUR FORECAST DENSE FOG FROM 46N TO 49N BETWEEN 156W AND 159W...AND FROM 51N TO 54N BETWEEN 176W AND 175E. .FORECASTER HUFFMAN. 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 MON JUL 20. 24 HOUR FORECAST VALID 1800 UTC TUE JUL 21. 48 HOUR FORECAST VALID 1800 UTC WED JUL 22. .WARNINGS. ...HURRICANE WARNING... .TROPICAL STORM FAUSTO NEAR 14.2N 116.7W 994 MB AT 2100 UTC JUL 20 MOVING NW OR 310 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM S SEMICIRCLE...80 NM NE QUADRANT AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 150 NM E SEMICIRCLE AND 90 NM W SEMICIRCLE WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 17N114W TO 16N117W TO 13N118W TO 11N117W TO 12N114W TO 14N113W TO 17N114W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 18N111W TO 19N114W TO 18N118W TO 13N119W TO 10N118W TO 11N112W TO 18N111W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .12 HOUR FORECAST HURRICANE FAUSTO NEAR 15.1N 117.9W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. .24 HOUR FORECAST HURRICANE FAUSTO NEAR 16.0N 119.4W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE AND SW QUADRANTS...80 NM NW QUADRANT AND 150 NM SE QUADRANT. SEAS 4 M OR GREATER 210 NM IN E SEMICIRCLE...150 NM IN NW QUADRANT...AND 120 NM IN SW QUADRANT WITH SEAS 7.5 M. ELSEWHERE WITHIN 18N116W TO 20N117W TO 19N121W TO 15N121W TO 12N119W TO 14N116W TO 18N116W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 17N112W TO 21N114W TO 20N122W TO 16N124W TO 10N120W TO 11N115W TO 17N112W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .48 HOUR FORECAST HURRICANE FAUSTO NEAR 17.0N 122.4W. MAXIMUM SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM N SEMICIRCLE...140 NM SE QUADRANT AND 110 NM SW QUADRANT. SEAS 4 M OR GREATER 240 NM IN E SEMICIRCLE...210 NM IN NW QUADRANT...AND 180 NM IN SW QUADRANT WITH SEAS TO 8.5 M. ELSEWHERE WITHIN 20N119W TO 21N122W TO 20N125W TO 16N125W TO 13N120W TO 16N118W TO 20N119W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 20N115W TO 23N117W TO 24N124W TO 19N129W TO 13N126W TO 12N118W TO 20N115W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...GALE WARNING... .LOW AT 27N127W 1003 MB MOVING NNW 12 KT. WITHIN 29N126W TO 30N128W TO 28N129W TO 27N128W TO 27N126W TO 29N126W NE TO E WINDS 30 TO 40 KT. SEAS 4.0 TO 5.5 M. ELSEWHERE WITHIN 30N125W TO 30N130W TO 27N131W TO 25N130W TO 25N125W TO 27N124W TO 30N125W N TO NE WINDS 25 TO 30 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 28N122W TO 25N127W TO 28N134W TO 19N139W TO 14N135W TO 17N126W TO 28N122W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .12 HOUR FORECAST LOW AT 31N128W 1004 MB. WITHIN 30N125W TO 30N131W TO 28N130W TO 28N126W TO 30N125W NE TO E WINDS 25 TO 30 KT. SEAS 4.0 TO 5.5 M. WITHIN 30N123W TO 28N129W TO 29N135W TO 25N137W TO 22N131W TO 26N125W TO 30N123W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN MIXED SWELL. .24 HOUR FORECAST LOW NORTH OF THE AREA. WITHIN 30N125W TO 30N133W TO 28N131W TO 28N129W TO 29N128W TO 29N126W TO 30N125W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL. .30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .SYNOPSIS AND FORECAST. .WITHIN 11N86W TO 12N87W TO 11N89W TO 10N91W TO 09N91W TO 08N88W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WITHIN 11N86W TO 12N86W TO 11N89W TO 10N90W TO 09N88W TO 09N87W TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST LITTLE CHANGE. .WITHIN 07N115W TO 05N123W TO 01N127W TO 00N120W TO 03.4S120W TO 03S107W TO 07N115W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL. .24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE TO S SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 2100 UTC MON JUL 20... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... THE MONSOON TROUGH EXTENDS FROM 09N79W ALONG THE PANAMA COAST WESTWARD TO 10N107W, WHERE IT BREAKS FOR TROPICAL STORM FAUSTO. THE MONSOON TROUGH BEGINS AGAIN AT 12N125W TO BEYOND 09N140W. ISOLATED MODERATE CONVECTION IS OCCURRING NORTH OF 03N EAST OF 91W. ISOLATED MODERATE TO STRONG CONVECTION IS NOTED FROM 06N-10N BETWEEN 131W-140W. .FORECASTER LANDSEA. NATIONAL HURRICANE CENTER. $$