High Seas Forecast
Issued by NWS
Issued by NWS
629 FZPS40 PHFO 021045 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1130 UTC SUN JUN 02 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC JUN 02 2024. 24 HOUR FORECAST VALID 0600 UTC JUN 03 2024. 48 HOUR FORECAST VALID 0600 UTC JUN 04 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT FROM 25S136W TO 21S143W TO 18S152W THENCE TROUGH TO 11S177W TO 12S164E TO 11S160E. FRONT MOVING E 15 KT. TROUGH MOVING E SLOWLY E OF 170W...AND NEARLY STATIONARY ELSEWHERE. E TO SE WINDS 20 TO 30 KT S OF TROUGH E OF 160W. SEAS 8 TO 13 FT S OF FRONT AND TROUGH. SCATTERED MODERATE TSTMS WITHIN 240 NM OF TROUGH W OF 160W. .24 HOUR FORECAST WEAK FRONT FROM 25S127W TO 20S141W THENCE TROUGH TO 10S170W TO 10S170E. E TO SE WINDS 20 TO 30 KT S OF TROUGH AND N OF 21S W OF 155W. SEAS 8 TO 12 FT S OF FRONT AND TROUGH. .48 HOUR FORECAST FRONT WEAKENED TO TROUGH FROM 25S130W TO 13S161W TO 10S177W. WINDS DIMINISHED TO 20 KT OR LESS. SEAS 8 TO 10 FT S OF 20S E OF 140W. .TROUGH FROM 13S148W TO 10S154W TO 07S157W MOVING W SLOWLY. ISOLATED MODERATE TSTMS WITHIN 150 NM OF TROUGH. .24 HOUR FORECAST TROUGH MERGED WITH FRONT AND TROUGH DESCRIBED IMMEDIATELY ABOVE. .TROUGH FROM 06S134W TO 02S137W MOVING W 10 KT. ISOLATED MODERATE TSTMS WITHIN 240 NM OF TROUGH. .24 HOUR FORECAST TROUGH DISSIPATED. .24 HOUR FORECAST NEW FRONT FROM 25S163E TO 20S160E. N TO NE WINDS 20 TO 25 KT S OF 20S BETWEEN FRONT AND 170E. .48 HOUR FORECAST FRONT FROM 25S167E TO 18S160E. WINDS DIMINISHED TO 20 KT OR LESS. .OTHERWISE...WINDS 20 KT OR LESS AND SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA. .ISOLATED MODERATE TSTMS FROM 03S TO 08S BETWEEN 161W AND 169W. $$ .FORECASTER AHUE. HONOLULU HI.