High Seas Forecast
Issued by NWS
Issued by NWS
221 FZPS40 PHFO 201534 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1730 UTC THU JUN 20 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W 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. .FRONT 25S123W 17S130W 11S138W THENCE TROUGH 03S146W MOVING E 10 KT S OF 20S AND NEARLY STATIONARY ELSEWHERE. WINDS 20 TO 30 KT S OF 22S E OF 131W. .24 HOUR FORECAST FRONT 23S120W 20S124W THENCE TROUGH 12S133W. WINDS EASED TO 20 KT OR LESS. .48 HOUR FORECAST TROUGH DISSIPATED. FRONT MOVED E OF AREA. .FRONT 25S165W 17S173W 12S171E THENCE TROUGH 11S166E 04S160E MOVING E 15 KT ALONG 25S AND NEARLY STATIONARY ELSEWHERE. SCATTERED MODERATE TO LOCALLY STRONG TSTMS FROM 14S TO 07S W OF 170E. ISOLATED MODERATE TSTMS WITHIN 120 NM E OF FRONT S OF 23S. .24 HOUR FORECAST FRONT 25S158W 15S170W 11S160E. TROUGH DISSIPATED. WINDS 20 TO 25 KT S OF 21S BETWEEN 175W AND 151W...AND FROM 18S TO 11S W OF 179W. .48 HOUR FORECAST FRONT 25S149W 15S163W 11S160E. WINDS 20 TO 30 KT S OF A LINE 25S137W 18S151W 20S170W 25S172W. WINDS 20 TO 25 KT FROM 16S TO 10S W OF 178W. .SEAS 8 TO 12 FT S OF LINE 00S120W 17S153W. .24 HOUR FORECAST SEAS 8 TO 12 FT S OF 22S BETWEEN 150W AND 179W. SEAS 8 TO 10 FT S OF 09S E OF 132W...AND FROM 17S TO 12S W OF 175E. .48 HOUR FORECAST SEAS 12 TO 16 FT S OF 22S BETWEEN 161W AND 175W. SEAS 8 TO 12 FT ELSEWHERE S OF LINE 25S140W 18S155W 17S173W 25S179E. SEAS 8 TO 9 FT FROM 16S TO 10S BETWEEN 176W AND 161E. SEAS 8 TO 9 FT FROM 16S TO 06S E OF 130W. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS. $$ .FORECASTER ALMANZA. HONOLULU HI.