High Seas Forecast
Issued by NWS
Issued by NWS
139 FZPN40 PHFO 241509 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1700 UTC MON JUN 24 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 24 2024. 24 HOUR FORECAST VALID 1200 UTC JUN 25 2024. 48 HOUR FORECAST VALID 1200 UTC JUN 26 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 30N163E 28N160E MOVING E SLOWLY. SW WINDS 20 TO 25 KT N OF 29N BETWEEN FRONT AND 167E. .24 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N167E 27N160E. .48 HOUR FORECAST TROUGH DISSIPATED. .48 HOUR FORECAST NEW FRONT 30N166E 26N160E. .NE TO E WINDS 20 TO 25 KT FROM 14N TO 28N BETWEEN 169W AND 154W. .24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 17N TO 28N BETWEEN 170W AND 155W. .48 HOUR FORECAST WINDS DIMINISHED TO 20 KT OR LESS. .REMAINDER OF AREA WINDS 20 KT OR LESS. .SEAS 8 TO 10 FT FROM 22N TO 28N BETWEEN 168W AND 159W. .24 HOUR FORECAST SEAS DECREASED TO 8 FT OR LESS. .REMAINDER OF AREA SEAS 8 FT OR LESS. .ITCZ 07N140W 06S152W 05N157W 05N167W 04N172W 08N175E 08N170E 07N160E. SCATTERED MODERATE TSTMS WITHIN 150 NM OF ITCZ BETWEEN 165E AND 180W...AND WITHIN 120 NM OF ITCZ BETWEEN 171W AND 158W. ISOLATED MODERATE TSTMS ELSEWHERE S OF 18N W OF 180W...AND WITHIN 90 NM N AND 120 NM S OF ITCZ E OF 158W. .ISOLATED MODERATE TSTMS FROM 19S TO 26N BETWEEN 176W AND 172W. $$ .FORECASTER JELSEMA. HONOLULU HI.