High Seas Forecast
Issued by NWS
Issued by NWS
143 FZPS40 PHFO 052301 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 2330 UTC FRI JUL 05 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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. THE NATIONAL WEATHER SERVICE IS ACCEPTING PUBLIC COMMENTS UNTIL JULY 29 2024 ON A PROPOSAL TO REPLACE FEET WITH METERS WHEN DESCRIBING SEAS IN A VARIETY OF NATIONAL MARINE CENTER TEXT AND GRAPHICAL PRODUCTS FOR THE OFFSHORE AND HIGH SEAS AREAS ONLY. TO LEARN MORE PLEASE VISIT HTTPS://OCEAN.WEATHER.GOV/PROPOSED-METERS.PHP SECURITE SOUTH PACIFIC EQUATOR TO 25S BETWEEN 120W AND 160E SYNOPSIS VALID 1800 UTC JUL 05 2024. 24 HOUR FORECAST VALID 1800 UTC JUL 06 2024. 48 HOUR FORECAST VALID 1800 UTC JUL 07 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 25S172W 18S180W THENCE TROUGH 10S170E 06S160E. FRONT MOVING E 20 KT. TROUGH NEARLY STATIONARY. WINDS 20 TO 30 KT AND SEAS 8 TO 12 FT S OF TROUGH...AND S OF 23S BETWEEN FRONT AND 165W. .24 HOUR FORECAST FRONT 25S162W 20S167W 14S171W THENCE TROUGH 10S178E 06S170E. WINDS 20 TO 30 KT AND SEAS 8 TO 12 FT S OF TROUGH...AND S OF 23S BETWEEN FRONT AND 155W. .48 HOUR FORECAST FRONT 25S155W 20S160W 18S162W THENCE TROUGH 10S180W 08S170E. WINDS 20 TO 30 KT AND SEAS 8 TO 12 FT S OF TROUGH...AND S OF 23S BETWEEN FRONT AND 165W...AND WITHIN 180 NM E AND N OF FRONT AND TROUGH. .WINDS 20 TO 30 KT S OF 00S E OF 160W. .24 HOUR FORECAST WINDS 20 TO 30 KT E OF LINE 00S150W 10S160W 20S140W 25S155W. .48 HOUR FORECAST WINDS 20 TO 30 KT S OF 00S E OF 150W...AND S OF 22S BETWEEN 155W AND 150W. .OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 8 TO 9 FT BETWEEN 10S AND 20S E OF 145W...AND WITHIN 120 NM OF POINT 15S165W. .24 HOUR FORECAST SEAS 8 TO 9 FT S OF 10S E OF 140W...AND FROM 20S TO 25S BETWEEN 150W AND 140W. .48 HOUR FORECAST SEAS 8 TO 12 FT S OF 10S E OF 140W. .OTHERWISE...SEAS 8 FT OR LESS OVER REMAINDER OF FORECAST AREA. .NUMEROUS STRONG TSTMS FROM 00S TO 10S W OF 170W. ISOLATED MODERATE TSTMS WITHIN 120 NM OF POINT 06S145W. $$ .FORECASTER PECHACEK. HONOLULU HI.