High Seas Forecast
Issued by NWS
Issued by NWS
008 FZPN40 PHFO 201534 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1700 UTC THU JUN 20 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 JUN 20 2024. 24 HOUR FORECAST VALID 1200 UTC JUN 21 2024. 48 HOUR FORECAST VALID 1200 UTC JUN 22 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 30N179W 28N175E NEARLY STATIONARY AND DISSIPATING. .24 HOUR FORECAST TROUGH DISSIPATED. .NE TO E WINDS 20 TO 25 KT FROM 06N TO 26N BETWEEN 165W AND 150W. .24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 06N TO 18N BETWEEN 165W AND 150W. .48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 13N TO 29N BETWEEN 170W AND 150W. .REMAINDER OF AREA WINDS 20 KT OR LESS. .SEAS 8 TO 10 FT FROM 05N TO 17N BETWEEN 167W AND 145W. .24 HOUR FORECAST SEAS 8 TO 10 FT FROM 06N TO 18N BETWEEN 174W AND 148W. .48 HOUR FORECAST SEAS 8 TO 10 FT FROM 06N TO 17N BETWEEN 179W AND 153W. .REMAINDER OF AREA SEAS 8 FT OR LESS. .ITCZ 06N140W 03N175W 04N175E 04N160E. SCATTERED MODERATE TO LOCALLY STRONG TSTMS WITHIN 120 NM OF ITCZ BETWEEN 177E AND 160W. ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 180 NM OF ITCZ. .ISOLATED MODERATE TSTMS 07N TO 18N BETWEEN 179W AND 169E. $$ .FORECASTER ALMANZA. HONOLULU HI.