High Seas Forecast
Issued by NWS
Issued by NWS
272 FZPS40 PHFO 271534 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1730 UTC SAT APR 27 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. SECURITE SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E SYNOPSIS VALID 1200 UTC APR 27 2024. 24 HOUR FORECAST VALID 1200 UTC APR 28 2024. 48 HOUR FORECAST VALID 1200 UTC APR 29 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 25S172W 15S170E 12S160E MOVING S SLOWLY. SCATTERED TSTMS WITHIN 240 NM OF TROUGH. .24 HOUR FORECAST TROUGH 25S172W 20S175W 12S160E. WINDS 20 TO 25 KT AND SEAS 8 TO 10 FT S OF TROUGH W OF 180W. .48 HOUR FORECAST TROUGH 25S176W 20S179W 13S174E. WINDS 20 TO 25 KT S OF TROUGH W OF 170E...SEAS SUBSIDING TO 8 FT OR LESS. .TROUGH 25S135W 20S131W 13S134W. .TROUGH 03S149W 06S150W 15S133W MOVING SLOWLY S. .24 HOUR FORECAST TROUGH DISSIPATED. .WINDS 20 TO 25 KT FROM 25S TO 12S BETWEEN 163W AND 145W. .24 HOUR FORECAST WINDS 20 TO 25 KT S OF LINE 20S167 12S160W 18S140W 18S143W 25S135W. .48 HOUR FORECAST WINDS 20 TO 25 KT S OF 15S BETWEEN 170W AND 140W. .WINDS 20 KT OR LESS OVER REMAINDER OF AREA. .SEAS 8 TO 10 FT S OF 18S BETWEEN 162W AND 138W. .24 HOUR FORECAST SEAS 8 TO 10 FT S OF 15S BETWEEN 165W AND 140...AND S OF 20S BETWEEN 140W AND 150W. .48 HOUR FORECAST SEAS 8 TO 10 FT FROM 20S TO 15S BETWEEN 165W AND 140W...AND S OF 20S E OF 138W. .SEAS 8 FT OR LOWER OVER REMAINDER OF AREA. .SCATTERED STRONG TSTMS WITHIN 210 NM OF POINT 06S137W. .ISOLATED TO SCATTERED MODERATE TSTMS FROM 20S TO 10S BETWEEN 170W AND 155W...AND FROM 15S TO 10S BETWEEN 155W AND 140W... AND WITHIN 90 NM OF LINE 03S155W 03S145W. $$ .FORECASTER PECHACEK. HONOLULU HI.