High Seas Forecast
Issued by NWS
Issued by NWS
755 FZPS40 PHFO 120947 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1130 UTC WED JUN 12 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC JUN 12 2024. 24 HOUR FORECAST VALID 0600 UTC JUN 13 2024. 48 HOUR FORECAST VALID 0600 UTC JUN 14 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .COLD FRONT 25S128W 19S136W THENCE TROUGH 13S150W 12S170W 06S175W. COLD FRONT MOVING E 10 KT AND TROUGH MOVING S SLOWLY. NUMEROUS STRONG TSTMS FROM 15S TO 05S BETWEEN 172W AND 163W. ISOLATED MODERATE TSTMS ELSEWHERE FROM 14S TO 04S BETWEEN 162W AND 154W. .24 HOUR FORECAST FRONT WEAKENED TO TROUGH 25S123W 15S134W. .48 HOUR FORECAST TROUGH 25S120W 21S129W. .WEAK COLD FRONT 25S176W 17S171E THENCE TROUGH 11S160E. FRONT MOVING SE SLOWLY. TROUGH NEARLY STATIONARY. N WINDS 20 TO 25 KT S OF 22S BETWEEN FRONT AND 169W. .24 HOUR FORECAST FRONT DISSIPATED. TROUGH 25S170W 16S177W. ASSOCIATED WINDS MOVED S OF AREA. .48 HOUR FORECAST TROUGH DISSIPATED. .24 HOUR FORECAST NEW TROUGH 25S177E 20S170E. .48 HOUR FORECAST TROUGH DISSIPATED. .24 HOUR FORECAST NEW FRONT 25S178E 20S168E 21S160E. WINDS 20 TO 25 KT S OF FRONT. .48 HOUR FORECAST FRONT 25S178W 16S174E THENCE TROUGH TO 12S170W. WINDS 20 TO 25 KT S OF 21S BETWEEN 175W AND 170W. .E TO SE WINDS 20 TO 25 KT FROM 17S TO 13S BETWEEN 170W AND 145W. .24 HOUR FORECAST WINDS EASED TO 20 KT OR LESS. .SEAS 8 TO 12 FT S OF A LINE FROM 17S128W TO 16S140W TO 08S152W TO 07S170W TO 15S174W. .24 HOUR FORECAST SEAS 8 TO 12 FT S OF 23S W OF 169E. SEAS 8 TO 9 FT S OF A LINE FROM 25S127W TO 20S132W TO 18S142W. .48 HOUR FORECAST SEAS 8 TO 10 FT S OF A LINE FROM 25S175E TO 16S160E... AND S OF 23S E OF 137W. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS. $$ .FORECASTER SHIGESATO. HONOLULU HI.