High Seas Forecast
Issued by NWS
Issued by NWS
202 FZPS40 PHFO 052233 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 2330 UTC WED FEB 05 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC FEB 05 2025. 24 HOUR FORECAST VALID 1800 UTC FEB 06 2025. 48 HOUR FORECAST VALID 1800 UTC FEB 07 2025. .WARNINGS. ...GALE WARNING... .FIRST LOW NEAR 21S162E 1001 MB MOVING SE SLOWLY. SECOND LOW NEAR 20S176E 1004 MB MOVING SE SLOWLY. TROUGH FROM 25S156W TO 18S175W TO SECOND LOW TO FIRST LOW TO 19S160E MOVING S SLOWLY. WINDS 20 TO 30 KT S OF 15S W OF 167E. WINDS 20 TO 25 KT S OF 18S BETWEEN 173E AND 178W. ISOLATED MODERATE TSTMS WITHIN 210 NM OF FIRST LOW... AND WITHIN 240 NM OF SECOND LOW AND TROUGH E OF 173E. .12 HOUR FORECAST FIRST LOW NEAR 22S162E 1000 MB. SECOND LOW NEAR 21S177E 1004 MB. TROUGH FROM 25S161W 18S173W TO SECOND LOW TO FIRST LOW TO 17S160E. WINDS 30 TO 40 KT S OF 22S W OF 164E. WINDS 20 TO 30 KT ELSEWHERE S OF LINE 25S179W 19S178W 24S168E 14S164E 14S160E. .24 HOUR FORECAST FIRST LOW NEAR 22S165E 999 MB. SECOND LOW NEAR 22S179E 1004 MB. TROUGH FROM 25S159W TO 18S170W TO SECOND LOW TO 24S172E TO FIRST LOW TO 17S163E TO 17S160E. WINDS 30 TO 35 KT S OF 22S BETWEEN 170E AND 175E. WINDS 20 TO 30 KT ELSEWHERE S OF LINE 25S173W 22S176W 23S175E 14S160E. .48 HOUR FORECAST FIRST AND SECOND LOW MOVED S OF AREA. TROUGH W OF 173E TRANSITIONED TO FRONT. FRONT 25S171E 19S165E 17S160E. TROUGH 25S159W 18S169W. WINDS 20 TO 30 KT S OF LINE 25S177W 15S160E. .SYNOPSIS AND FORECAST. .WINDS 20 KT OR LESS REMAINDER FORECAST AREA. .SEAS 8 TO 12 FT S OF 20S W OF 179E. SEAS 8 TO 9 FT S OF 20S BETWEEN 167W AND 149W. .24 HOUR FORECAST SEAS 8 TO 12 FT S OF LINE 25S175W 21S175E 23S172E 17S166E 20S160E. SEAS 8 TO 10 FT S OF 22S BETWEEN 164W AND 160W. .48 HOUR FORECAST SEAS 8 TO 12 FT S OF LINE 25S178E 18S174E 18S169E 20S170E 25S163E. .SEAS 8 FT OR LOWER REMAINDER FORECAST AREA. .ISOLATED MODERATE TSTMS FROM 16S TO 07S BETWEEN 160W AND 141W...FROM 23S TO 19S BETWEEN 132W AND 129W...AND FROM 08S TO 02S W OF 165E. $$ .FORECASTER TROTTER. HONOLULU HI.