High Seas Forecast
Issued by NWS
Issued by NWS
961 FZPS40 PHFO 051034 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1130 UTC SUN MAY 05 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 MAY 05 2024. 24 HOUR FORECAST VALID 0600 UTC MAY 06 2024. 48 HOUR FORECAST VALID 0600 UTC MAY 07 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .LOW NEAR 15S179W 1005 MB NEARLY STATIONARY. TROUGHS FROM LOW TO 21S171W 25S162W MOVING E 15 KT AND FROM LOW TO 11S176E 09S160E NEARLY STATIONARY. WINDS 20 TO 25 KT WITHIN 120 NM S OF TROUGH. SEE SEAS BELOW. ISOLATED MODERATE TSTMS WITHIN 180 NM OF TROUGH W OF 172E. .24 HOUR FORECAST LOW NEAR 17S177W 1006 MB. TROUGHS FROM LOW TO 20S175W 21S165W 25S159W AND FROM LOW TO 11S170E 09S160E. WINDS 20 TO 30 KT WITHIN 120 NM S OF LOW AND TROUGH E OF LOW. SEE SEAS BELOW. .48 HOUR FORECAST LOW NEAR 21S173W 1007 MB. TROUGHS FROM LOW TO 21S173W 25S169W AND FROM LOW TO 12S176E 09S160E. WINDS DECREASED TO 20 KT OR LESS. SEE SEAS BELOW. .WEAK FRONT 21S130W 25S123W MOVING E SLOWLY. SEE WINDS AND SEAS BELOW. .24 HOUR FORECAST FRONT DISSIPATED. .WINDS 20 TO 25 KT S OF 02S AND E OF 149W. .24 HOUR FORECAST WINDS 20 TO 25 KT FROM 02S TO 24S BETWEEN 155W AND 129W. .48 HOUR FORECAST WINDS 20 TO 25 KT FROM 08S TO 19S BETWEEN 154W AND 135W. .WINDS 20 KT OR LESS REMAINDER FORECAST AREA. .SEAS 8 TO 11 FT S OF LINE 11S160E 19S180E 25S161W...AND E OF LINE 25S155W 18S155W 03S141W 00S125W. .24 HOUR FORECAST SEAS 8 TO 12 FT S OF LINE 11S160E 19S180E 17S172W 10S156W 02S144W 01S120W. .48 HOUR FORECAST SEAS 8 TO 11 FT S OF LINE 25S179W 01S162W 02S141W 25S125W. SEAS 8 TO 10 FT W OF 166E BETWEEN 12S AND 18S. .SEAS 8 FT OR LOWER REMAINDER FORECAST AREA. .ISOLATED MODERATE TO STRONG TSTMS FROM 05S TO 13S BETWEEN 159W AND 175W. $$ .FORECASTER POWELL. HONOLULU HI.