High Seas Forecast
Issued by NWS
Issued by NWS
259 FZPN40 PHFO 081009 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1100 UTC SAT JUN 08 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 0600 UTC JUN 08 2024. 24 HOUR FORECAST VALID 0600 UTC JUN 09 2024. 48 HOUR FORECAST VALID 0600 UTC JUN 10 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT FROM 30N157W TO 28N163W TO 28N170W MOVING ESE 10 KT. .24 HOUR FORECAST FRONT FROM 30N152W TO 27N160W. .48 HOUR FORECAST FRONT BECAME TROUGH FROM 30N151W TO 27N158W TO 25N169W. .TROUGH FROM 10N162W TO 06N167W TO 02N168W MOVING W SLOWLY. SCATTERED MODERATE TSTMS WITHIN 210 NM EITHER SIDE OF TROUGH. .24 HOUR FORECAST TROUGH FROM 08N171W TO 03N173W. .48 HOUR FORECAST TROUGH FROM 07N176W TO 04N177W TO 01N177E. .TROUGH FROM 10N174W TO 05N171W NEARLY STATIONARY. ISOLATED MODERATE TSTMS WITHIN 210 NM N...AND 120 NM S OF TROUGH. .24 HOUR FORECAST TROUGH DISSIPATED. .24 HOUR FORECAST NEW FRONT FROM 30N166W TO 30N175E. .48 HOUR FORECAST FRONT FROM 30N158W TO 28N175W TO 30N179E. .24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 07N TO 18N BETWEEN 148W AND 166W. .48 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS. .OTHERWISE...WINDS 20 KT OR LESS REMAINDER FORECAST AREA. .SEAS 8 FT OR LOWER ENTIRE FORECAST AREA. .ITCZ FROM 07N140W TO 05N150W TO 05N157W. ISOLATED MODERATE TSTMS WITHIN 150 NM OF ITCZ. .MONSOON TROUGH FROM 03N163E TO 04N160E. ISOLATED MODERATE TSTMS WITHIN 120 NM OF MONSOON TROUGH. $$ .FORECASTER TSAMOUS. HONOLULU HI.