High Seas Forecast
Issued by NWS
Issued by NWS
151 FZPS40 PHFO 111032 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1130 UTC TUE JUN 11 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 11 2024. 24 HOUR FORECAST VALID 0600 UTC JUN 12 2024. 48 HOUR FORECAST VALID 0600 UTC JUN 13 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .COLD FRONT FROM 25S136W TO 21S140W TO 18S145W THENCE TROUGH TO 16S152W TO 13S162W. COLD FRONT MOVING E 20 KT AND TROUGH MOVING S SLOWLY. ISOLATED MODERATE TSTMS FROM 18S TO 21S BETWEEN 141W AND 143W. .24 HOUR FORECAST FRONT FROM 25S129W TO 20S131W THENCE TROUGH TO 12S149 TO 08S158W. .48 HOUR FORECAST FRONT FROM 25S123W TO 22S127W THENCE TROUGH TO 16S140W. .COLD FRONT FROM 25S174E TO 22S170E TO 18S165E THENCE STATIONARY FRONT TO 16S160E. COLD FRONT MOVING E 10 KT. ISOLATED MODERATE TSTMS S OF FRONT W OF 170E. N WINDS 20 TO 25 KT S OF 23S BETWEEN 179E AND 175E. .24 HOUR FORECAST FRONT FROM 25S177W TO 20S175E THENCE TROUGH TO 15S169E TO 07S160E. ASSOCIATED WINDS DIMINISHED TO 20 KT OR LESS. .48 HOUR FORECAST FRONT MOVED S OF AREA. TROUGH FROM 25S176W TO 18S173E TO 13S169E TO 08S161E. .TROUGH FROM 08S160E TO 12S164E TO 18S172E MOVING W 10 KT. ISOLATED MODERATE TSTMS FROM 12S TO 15S BETWEEN 172E AND 166E. .24 HOUR FORECAST TROUGH MERGED WITH FRONT AND TROUGH DESCRIBED IMMEDIATELY ABOVE. E TO SE WINDS 20 TO 25 KT FROM 13S TO 21S BETWEEN 152W AND 171W. .24 HOUR FORECAST E TO SE WINDS 20 TO 25 KT FROM 13S TO 18S BETWEEN 147W AND 172W. .48 HOUR FORECAST E TO SE WINDS 20 TO 25 KT FROM 13S TO 17S BETWEEN 148W AND 161W. .TROUGH FROM 06S174W TO 08S171W TO 14S169W MOVING W SLOWLY. ISOLATED MODERATE TSTMS WITHIN 120 NM E OF TROUGH S OF 09S. .24 HOUR FORECAST TROUGH FROM 06S176W TO 15S174W. .48 HOUR FORECAST TROUGH FROM 10S177W TO 18S176W. .48 HOUR FORECAST NEW FRONT FROM 25S171E TO 18S160E. SW TO W WINDS 20 TO 30 KT S OF FRONT. .SEAS 12 TO 15 FT S OF A LINE FROM 25S139W TO 15S155W TO 13S171W. SEAS 8 TO 12 FT ELSEWHERE S OF A LINE FROM 25S131W TO 14S147W TO 08S165W TO 08S179W. ALSO SEAS 8 TO 9 FT FROM 02S TO 20S E OF 132W. .24 HOUR FORECAST SEAS 8 TO 12 FT ENTIRE AREA S OF A LINE FROM 25S120W TO 11S136W TO 01S151W TO 00S174W. .48 HOUR FORECAST SEAS 8 TO 10 N OF 20S BETWEEN 145W AND 179W... S OF 20S E OF 153W...AND FROM 08S TO 20S E OF 142W. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS. $$ .FORECASTER BIRCHARD. HONOLULU HI.