High Seas Forecast
Issued by NWS
Issued by NWS
075 FZPN40 PHFO 180328 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0500 UTC TUE JUN 18 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC JUN 18 2024. 24 HOUR FORECAST VALID 0000 UTC JUN 19 2024. 48 HOUR FORECAST VALID 0000 UTC JUN 20 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH FROM 30N172E TO 24N167E TO 19N164E NEARLY STATIONARY. .24 HOUR FORECAST TROUGH DISSIPATED. .24 HOUR FORECAST NEW FRONT FROM 30N173E TO 27N164E. .48 HOUR FORECAST FRONT FROM 30N175E TO 27N170E TO 26N160E. .48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT SEAS 8 TO 9 FT FROM 06N TO 19N BETWEEN 148W AND 167W. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS. .ITCZ FROM 07N140W TO 08N153W TO 08N168W TO 08N177E TO 07N160E. SCATTERED MODERATE TSTMS FROM 06N TO 10N E OF 147W...WITHIN 240 NM N OF ITCZ BETWEEN 161W AND 177W...AND FROM 06N TO 08N W OF 163E. .ISOLATED MODERATE TSTMS FROM 15N TO 24N BETWEEN 178E AND 173E. $$ .FORECASTER BIRCHARD. HONOLULU HI.