High Seas Forecast
Issued by NWS
Issued by NWS
859 FZPS40 PHFO 281511 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1730 UTC SAT SEP 28 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 OCTOBER 16 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 1200 UTC SEP 28 2024. 24 HOUR FORECAST VALID 1200 UTC SEP 29 2024. 48 HOUR FORECAST VALID 1200 UTC SEP 30 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 25S129W 15S165W THENCE TROUGH 11S179E 06S160E. FRONT MOVING SE 20 KT S OF 23S AND MOVING E SLOWLY N OF 23S. TROUGH NEARLY STATIONARY. SCATTERED MODERATE TO STRONG TSTMS WITHIN 270 NM OF TROUGH W OF 179E. ISOLATED MODERATE TSTMS WITHIN 300 NM ELSEWHERE E OF 179E. .24 HOUR FORECAST FRONT MOVED S OF AREA. TROUGH DISSIPATED. .FRONT 25S161E 22S161E 19S160E MOVING NE SLOWLY. ISOLATED MODERATE TSTMS WITHIN 150 NM E OF FRONT. .24 HOUR FORECAST FRONT 22S161E 18S160E. .48 HOUR FORECAST FRONT DISSIPATED. .24 HOUR FORECAST NEW TROUGH 12S165E 02S163E. .48 HOUR FORECAST NEW TROUGH 16S168E 09S160E. .WINDS 20 TO 25 KT FROM 09S TO 06S W OF 163E...AND S OF 23S W OF 165E. .24 HOUR FORECAST WINDS 20 TO 25 KT FROM 20S TO 15S BETWEEN 177W TO 162W. .48 HOUR FORECAST WINDS 20 TO 25 KT FROM 19S TO 15S BETWEEN 178W AND 168W. .SEAS 8 TO 11 FT S OF LINE 25S162W 15S179W 11S165W 13S157W 25S143W. .24 HOUR FORECAST SEAS 8 TO 10 FT S OF LINE 25S149W 19S152W 17S146W 20S139W 25S132W. .48 HOUR FORECAST SEAS 8 TO 9 FT 25S134W 21S132W 20S126W 25S120W. .SEAS 8 FT OR LESS OVER REMAINDER FORECAST AREA. $$ .FORECASTER PIERCE. HONOLULU HI.