High Seas Forecast
Issued by NWS
Issued by NWS
376 FZPS40 PHFO 220327 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0530 UTC SAT JUN 22 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E SYNOPSIS VALID 0000 UTC JUN 22 2024. 24 HOUR FORECAST VALID 0000 UTC JUN 23 2024. 48 HOUR FORECAST VALID 0000 UTC JUN 24 2024. .WARNINGS. ...GALE WARNING... .FRONT 25S153W 17S166W MOVING E 20 KT. SW WINDS 20 TO 30 KT WITHIN 300 NM W OF FRONT S OF 20S. N TO NW WINDS 20 TO 30 KT WITHIN 270 NM E OF FRONT S OF 22S. .24 HOUR FORECAST FRONT 25S146W 15S160W. W WINDS 30 TO 35 KT S OF 23S BETWEEN 157W AND 164W. S TO SW WINDS 20 TO 30 KT ELSEWHERE WITHIN 500 NM W OF FRONT S OF 20S. NW WINDS 20 TO 30 KT WITHIN 270 NM E OF FRONT S OF 19S. .48 HOUR FORECAST FRONT 25S139W 16S151W 12S160W. SW TO W WINDS 20 TO 30 KT WITHIN 500 NM W OF FRONT S OF 20S. N TO NW WINDS 20 TO 30 KT WITHIN 270 NM E OF FRONT S OF 20S. .SYNOPSIS AND FORECAST. .TROUGH 11S168W 08S179E 08S168E NEARLY STATIONARY. ISOLATED MODERATE TSTMS WITHIN 210 NM OF TROUGH. SE WINDS 20 TO 25 KT FROM 18S TO 09S W OF 179E. .24 HOUR FORECAST TROUGH 07S172W 06S174E 09S165E 06S160E. SE WINDS 20 TO 25 KT WITHIN 240 NM SW W OF TROUGH. .48 HOUR FORECAST TROUGH 08S163W 08S171E 07S160E. SE TO E WINDS FROM 15S TO 09S BETWEEN 167W AND 173W. .FRONT 20S120W 14S138W NEARLY STATIONARY. .24 HOUR FORECAST WEAK FRONT 21S120W 16S133W. .48 HOUR FORECAST FRONT DISSIPATED. .REMAINDER OF AREA WINDS 20 KT OR LESS. .SEAS 8 TO 12 FT S OF A LINE 25S148W 21S157W 21S169W 25S175W. .24 HOUR FORECAST SEAS 12 TO 16 FT S OF 21S BETWEEN 143W AND 171W. SEAS 8 TO 12 FT ELSEWHERE S OF LINE 25S140W 15S163W 25S179W. .48 HOUR FORECAST SEAS 12 TO 13 FT S OF 22S BETWEEN 149W AND 159W. SEAS 8 TO 12 FT ELSEWHERE S OF LINE 25S134W 10S162W 16S174W 25S175W. .REMAINDER OF AREA SEAS 8 FT OR LESS. .ISOLATED MODERATE TSTMS FROM 10S TO 03S BETWEEN 151W AND 163W. $$ .FORECASTER THOMAS. HONOLULU HI.