High Seas Forecast
Issued by NWS
Issued by NWS
848 FZPN40 PHFO 192101 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 2300 UTC WED JUN 19 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC JUN 19 2024. 24 HOUR FORECAST VALID 1800 UTC JUN 20 2024. 48 HOUR FORECAST VALID 1800 UTC JUN 21 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 30N177E 26N170E MOVING E SLOWLY. .24 HOUR FORECAST FRONT 30N180E 26N173E. .48 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N179E 26N171E. .NE WINDS 20 TO 25 KT FROM 06N TO 18N BETWEEN 166W AND 143W. .24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 06N TO 18N BETWEEN 170W AND 150W. .48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 07N TO 16N BETWEEN 178W AND 153W. .REMAINDER OF AREA WINDS 20 KT OR LESS. .24 HOUR FORECAST SEAS 8 TO 10 FT FROM 06N TO 09N BETWEEN 164W AND 153W. .48 HOUR FORECAST SEAS 8 TO 10 FT FROM 06N TO 12N BETWEEN 170W AND 157W. .REMAINDER OF AREA SEAS 8 FT OR LESS. .ITCZ 05N140W 06N154W 02N170W 02N180W. SCATTERED MODERATE TSTMS WITHIN 90 NM OF ITCZ BETWEEN 157W AND 149W... AND WITHIN 210 NM N OF ITCZ W OF 170W. ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 210 S OF ITCZ BETWEEN 170W AND 165W.. AND FROM ITCZ TO 10N W OF 175W. .ISOLATED MODERATE TSTMS FROM 05N TO 13N W OF 170E... AND S OF 03N BETWEEN 170E AND 176E... AND FROM 18N TO 22N BETWEEN 172E AND 176E. $$ .FORECASTER SHIGESATO. HONOLULU HI.