High Seas Forecast
Issued by NWS
Issued by NWS
359 FZPS40 PHFO 190947 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1130 UTC WED JUN 19 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC JUN 19 2024. 24 HOUR FORECAST VALID 0600 UTC JUN 20 2024. 48 HOUR FORECAST VALID 0600 UTC JUN 21 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 25S131W 19S134W 14S138W THENCE TROUGH 04S149W MOVING NE 10 KT. WINDS 20 TO 25 KT S OF 18S E OF 133W. SCATTERED MODERATE TSTMS S OF 17S BETWEEN 134W AND 126W. .24 HOUR FORECAST FRONT 25S125W 21S127W THENCE TROUGH 10S142W. WINDS 20 TO 30 KT S OF 20S E OF 138W. .48 HOUR FORECAST FRONT 24S120W 21S124W THENCE TROUGH 13S133W. WINDS EASED TO 20 KTS OR LESS. .FRONT 25S175W 15S170E 09S160E MOVING NE 10 KT S OF 20S AND NEARLY STATIONARY ELSEWHERE. ISOLATED MODERATE TSTMS WITHIN 240 NM E OF FRONT S OF 22S. .24 HOUR FORECAST FRONT 25S169W 17S175E THENCE TROUGH 02S162E. .48 HOUR FORECAST FRONT 25S159W 17S173W 12S160E. TROUGH DISSIPATED. SE WINDS 20 TO 25 KT FROM 20S TO 10S W OF 179E. W TO NW WINDS 20 TO 30 KT S OF 22S BETWEEN FRONT AND 152W. .TROUGH 09S172E 06S165E 02S163E MOVING W 15 KT. NUMEROUS STRONG TSTMS N OF 12S W OF 179E. .24 HOUR FORECAST TROUGH MERGED WITH FRONT DESCRIBED DIRECTLY ABOVE. .SEAS 12 TO 17 FT S OF 19S BETWEEN 146W AND 135W. SEAS 8 TO 12 FT ELSEWHERE S OF LINE 03S120W 06S130W 16S144W 16S158W. SEAS 8 TO 9 FT S OF 22S W OF 165E. .24 HOUR FORECAST SEAS 12 TO 14 FT S OF 22S BETWEEN 129W AND 141W. SEAS 8 TO 12 FT ELSEWHERE OF A LINE 00S120W 17S151W. .48 HOUR FORECAST SEAS 8 TO 11 FT S 07S E OF 134W...AND S OF LINE 25S152W 22S160W 25S178W...AND FROM 17S TO 11S W OF 175E. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS. .ISOLATED MODERATE TSTMS FROM 15S TO 10S BETWEEN 132W AND 127W...AND FROM 13S TO 04S BETWEEN 170W AND 180W. $$ .FORECASTER ALMANZA/PIERCE. HONOLULU HI.