High Seas Forecast
Issued by NWS
Issued by NWS
881 FZPS40 PHFO 222233 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 2330 UTC SAT JUN 22 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL JULY 29 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY. TO LEARN MORE PLEASE VISIT HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP SECURITE SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E SYNOPSIS VALID 1800 UTC JUN 22 2024. 24 HOUR FORECAST VALID 1800 UTC JUN 23 2024. 48 HOUR FORECAST VALID 1800 UTC JUN 24 2024. .WARNINGS. ...GALE WARNING... .FRONT FROM 25S1486W TO 18S154W TO 14S164W MOVING E 10 KT. S TO SW WINDS 30 TO 35 KT N OF 23S BETWEEN 157W AND 164W. WINDS 20 TO 25 KT ELSEWHERE S OF 18S BETWEEN 138W AND 172W. .24 HOUR FORECAST FRONT FROM 25S140W TO 11S154W. WINDS 20 TO 30 KT S OF 21S BETWEEN 133W AND 154W. .48 HOUR FORECAST FRONT FROM 25S133W TO 13S148W. WINDS EASED TO 20 KT OR LESS. .SYNOPSIS AND FORECAST. .TROUGH FROM 17S150W TO 06S164W NEARLY STATIONARY. NUMEROUS MODERATE TSTMS WITHIN 150 NM OF TROUGH. .24 HOUR FORECAST TROUGH FROM 11S154W TO 07S161W. .48 HOUR FORECAST TROUGH FROM 13S148W TO 07S159W. .TROUGH FROM 06S172W TO 08S160W MOVING S 10 KT AND ERODING FROM THE E. S TO SE WINDS 20 TO 30 KT FROM 16S TO 08S BETWEEN 171W AND 164W. NUMEROUS MODERATE TO STRONG TSTMS FROM 13S TO 04S W OF 173E. .24 HOUR FORECAST TROUGH FROM 08S180E TO 13S167E TO 10S160E. SE WINDS 20 TO 25 KT FROM 13S TO 09S BETWEEN 163W AND 170E. .48 HOUR FORECAST TROUGH FROM 16S169E TO 13S160E. E TO SE WINDS 20 TO 30 KT FROM 16S TO 08S W OF 170E. .24 HOUR FORECAST NEW FRONT FROM 25S170E TO 20S160E. .48 HOUR FORECAST FRONT WEAKENED TO A TROUGH FROM 25S174E TO 22S173E. .E WINDS 20 TO 25 KT FROM 14S TO 08S E OF 133W. .24 HOUR FORECAST WINDS DECREASED TO 20 KT OR BELOW. .REMAINDER OF AREA WINDS 20 KT OR LESS. .SEAS 12 TO 18 FT S OF 21S BETWEEN 152W AND 171W. SEAS 8 TO 12 FT ELSEWHERE S OF A LINE FROM 25S141W TO 18S158W TO 16S170W TO 25S177W. .24 HOUR FORECAST SEAS 12 TO 14 FT S OF A LINE FROM 25S144W TO 18S155W TO 21S163W TO 25S162W. SEAS 8 TO 12 FT ELSEWHERE S OF A LINE FROM 25S134W TO 14S160W TO 14S174W. .48 HOUR FORECAST SEAS 8 TO 11 FT S OF A LINE FROM 25S131W TO 07S162W TO 07S175W TO 25S168W. .REMAINDER OF AREA SEAS 8 FT OR LESS. .ISOLATED MODERATE TSTMS FROM 13S TO 08S W OF 164E...AND FROM 10S TO 02S BETWEEN 163W AND 156W. $$ .FORECASTER FOSTER. HONOLULU HI.