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High Seas Forecast
Issued by NWS
Issued by NWS
082 FZPN40 PHFO 041506 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1700 UTC THU JUL 04 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC JUL 04 2024. 24 HOUR FORECAST VALID 1200 UTC JUL 05 2024. 48 HOUR FORECAST VALID 1200 UTC JUL 06 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH FROM 11N170E TO 03N163E MOVING W 10 KT. E TO SE WINDS 20 TO 25 KT WITHIN 30 NM E OF TROUGH. ISOLATED MODERATE TSTMS WITHIN 90 NM W OF TROUGH. .24 HOUR FORECAST TROUGH 12N161E TO 09N160E. E TO SE WINDS 20 TO 25 KT FROM 06N TO 12N BETWEEN 170E AND 176E. .48 HOUR FORECAST TROUGH W OF AREA. WINDS EASED TO 20 KT OR LESS. .NE TO E WINDS 20 TO 25 KT FROM 09N TO 15N BETWEEN 175W AND 168W. .24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 10N TO 17N BETWEEN 165W AND 150W. .48 HOUR FORECAST NE TO E WINDS 09N TO 13N BETWEEN 161W AND 151W. .SEAS 8 TO 9 FT FROM 09N TO 15N BETWEEN 174W AND 167W. .24 HOUR FORECAST SEAS 8 TO 9 FT FROM 07N TO 15N BETWEEN 180W AND 174W. .48 HOUR FORECAST SEAS 8 TO 9 FT FROM 09N TO 12N BETWEEN 160W AND 153W. .WINDS 20 KT OR LESS AND SEAS 8 FT OR LESS OVER ENTIRE FORECAST AREA. .ITCZ FROM 08N140W TO 05N145W TO 05N151W TO 03N158W. .NUMEROUS STRONG TSTMS FROM 03N TO 09N BETWEEN 172E AND 179E... AND FROM 17N TO 22N BETWEEN 169E AND 173E. ISOLATED MODERATE TSTMS FROM 20N TO 23N BETWEEN 180W AND 177W... AND N OF 28N W OF 165E. $$ .FORECASTER SHIGESATO. HONOLULU HI.