High Seas Forecast
Issued by NWS
Issued by NWS
434 FZPS40 PHFO 110310 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0530 UTC TUE NOV 11 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. SECURITE SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E SYNOPSIS VALID 0000 UTC NOV 11 2025. 24 HOUR FORECAST VALID 0000 UTC NOV 12 2025. 48 HOUR FORECAST VALID 0000 UTC NOV 13 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 25S163W 20S166W 13S169W MOVING E 15 KT S OF 20S. NEARLY STATIONARY ELSEWHERE. .24 HOUR FORECAST TROUGH 25S158W 20S166W 17S170W. .48 HOUR FORECAST TROUGH 25S155W 22S160W. .TROUGH 25S165E 22S160E MOVING E 15 KT. .24 HOUR FORECAST TROUGH 25S169E 20S164E 17S160E. .48 HOUR FORECAST TROUGH 25S176E 20S170E 15S165E. .TROUGH 13S170W 09S175W 07S175E NEARLY STATIONARY. .24 HOUR FORECAST TROUGH 14S173W 10S177W 10S176E. .48 HOUR FORECAST TROUGH 13S170W 10S180W 10S175E. .WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA. .SEAS 2.5 TO 3 M E OF LINE 25S130W 15S135W 10S135W 05S120W. .24 HOUR FORECAST SEAS SUBSIDING TO LESS THAN 2.5 M. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .SCATTERED MODERATE TSTMS FROM 25S TO 10S BETWEEN 160W AND 170W...AND FROM 10S TO 05S BETWEEN 180W AND 175E...AND WITHIN 180 NM OF POINT 15S169E...AND FROM 25S TO 10S BETWEEN 130W AND 135W. $$ .FORECASTER PECHACEK. HONOLULU HI.