High Seas Forecast
Issued by NWS
Issued by NWS
793 FZPN40 PHFO 060231 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0500 UTC SUN OCT 06 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 0000 UTC OCT 06 2024. 24 HOUR FORECAST VALID 0000 UTC OCT 07 2024. 48 HOUR FORECAST VALID 0000 UTC OCT 08 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH FROM 06N162E TO 07N170E TO 06N176E TO 09N178W. MOVING NW 10 KT. SCATTERED MODERATE TSTMS WITHIN 210 NM N OF TROUGH W OF 170E. .24 HOUR FORECAST TROUGH DISSIPATED AND MOVED W OF AREA. .TROUGH FROM 25N179E TO 22N177E TO 20N176E MOVING NW 10 KT. SCATTERED MODERATE TSTMS WITHIN 180 NM OF TROUGH N OF 20N .24 HOUR FORECAST TROUGH FROM 20N173E TO 29N179E. .48 HOUR FORECAST TROUGH FROM 20N170E TO 30N177E. .WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA. .SEAS 8 TO 12 FT N OF 25N W OF 170E. .24 HOUR FORECAST SEAS SUBSIDING TO LESS THAN 8 FT. .OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA. .MONSOON TROUGH FROM 11N140W TO 12N143W TO 10N147W. ITCZ FROM 11N148W TO 10N157W TO 08N160W TO 08N1745W. SCATTERED MODERATE TSTMS WITHIN 180 NM EITHER SIDE OF MONSOON TROUGH AND ITCZ. .ISOLATED MODERATE TSTMS WITHIN 90 NM OF 28N178W. $$ .FORECASTER PECHACEK. HONOLULU HI.