High Seas Forecast
Issued by NWS
Issued by NWS
379 FZPS40 PHFO 070242 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0530 UTC TUE MAY 07 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC MAY 07 2024. 24 HOUR FORECAST VALID 0000 UTC MAY 08 2024. 48 HOUR FORECAST VALID 0000 UTC MAY 09 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .LOW NEAR 09S165E 1008 MB MOVING SE 10 KT. SECOND LOW NEAR 17S178W MOVING SE 10 KT. TROUGH FROM 07S160E TO FIRST LOW TO SECOND LOW TO 22S163W 25S160W. WINDS 20 TO 25 KT WITHIN 300 NM S OF TROUGH AND LOWS. SCATTERED STRONG TSTMS WITHIN 300 NM OF FIRST LOW W SEMICIRCLE AND TROUGH W OF 170W...AND WITHIN 240 NM OF LINE 12S175W 14S163W 21S160W. .24 HOUR FORECAST LOW 11S169E 1008 MB. SECOND LOW NEAR 21S173W 1006 MB. TROUGH 06S160E TO FIRST LOW TO SECOND LOW TO 25S160W. WINDS 20 TO 25 KT WITHIN 300 NM S OF TROUGH AND FIRST LOW N OF 20S. .48 HOUR FORECAST LOW 14S179E 1007 MB. SECOND LOW MOVED S OF FORECAST AREA. WINDS 20 TO 25 KT S OF TROUGH AND LOWS W OF 180W AND E OF 170W. .WINDS 20 TO 25 KT FROM S OF 10S BETWEEN 150W AND 140W. .24 HOUR FORECAST WINDS 20 TO 25 KT S OF 10S W OF 170E. .48 HOUR FORECAST WINDS DIMINISHING TO BELOW 20 KT. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 8 TO 12 FT S OF LINE 20S175W 10S160W 10S140W 25S125W. .24 HOUR FORECAST SEAS 8 TO 10 FT S OF 05S BETWEEN 160W AND 145W. .48 HOUR FORECAST SEAS 8 TO 10 FT S OF 20S W OF 180W. .OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA. .ISOLATED MODERATE TSTMS N OF 05S BETWEEN 170W AND 160W...AND WITHIN 210 NM OF POINT 12S175W. $$ .FORECASTER PECHACEK. HONOLULU HI.