High Seas Forecast
Issued by NWS
Issued by NWS
847 FZPS40 PHFO 031103 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1130 UTC MON JUN 03 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 03 2024. 24 HOUR FORECAST VALID 0600 UTC JUN 04 2024. 48 HOUR FORECAST VALID 0600 UTC JUN 05 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 25S123W 24S133W THENCE TROUGH TO 20S150W 15S161W. FRONT MOVING E 20 KT AND TROUGH NEARLY STATIONARY. SE WINDS 20 TO 30 KT WITHIN 180 NM S OF TROUGH W OF 154W. SCATTERED MODERATE TSTMS WITHIN 150 NM OF TROUGH W OF 154W. ISOLATED MODERATE TSTMS WITHIN 90 NM OF POINT 09S168W. .24 HOUR FORECAST WEAK FRONT 23S120W 23S130W THENCE TROUGH TO 22S145W 19S160W 12S170W. WINDS DIMINISHED TO 20 KT OR LESS. .48 HOUR FORECAST FRONT MOVED E OF AREA. TROUGH 25S145W 16S160W 21S175W 06S165E. .FRONT 25S161E 22S160E MOVING E 15 KT. SEE WINDS IN PARAGRAPH BELOW. SCATTERED MODERATE TSTMS WITHIN 90 NM OF FRONT. .24 HOUR FORECAST WEAK FRONT 25S166E 18S160E. ASSOCIATED WINDS DIMINISHED TO 20 KT OR LESS. .48 HOUR FORECAST WEAK FRONT 25S170E 20S160E. .TROUGH 13S151W 09S161W MOVING SW SLOWLY. ISOLATED MODERATE TSTMS WITHIN 90 NM S OF TROUGH. .24 HOUR FORECAST TROUGH MERGED WITH TROUGH DESCRIBED IN FIRST PARAGRAPH ABOVE. .TROUGH 06S121W 02S125W MOVING W SLOWLY. .24 HOUR FORECAST TROUGH 06S125W 02S129W. .48 HOUR FORECAST TROUGH 05S130W 02S134W. .WINDS 20 TO 30 KT S OF 15S W OF 170E. WINDS 20 TO 25 KT S OF 10S BETWEEN 165W AND 170E...AND FROM 15S TO 20S BETWEEN 165W AND 155W. .24 HOUR FORECAST WINDS DIMINISHING TO 20 KT OR LESS. .48 HOUR FORECAST WINDS 20 TO 25 KT FROM 15S TO 05S E OF 140W. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 12 TO 14 FT S OF 22S BETWEEN 150W AND 140W. SEAS 8 TO 12 FT ELSEWHERE S OF LINE 10S170E 10S175W 15S150W 15S145W 25S130W. .24 HOUR FORECAST SEAS 8 TO 12 FT S OF LINE 10S170W 10S160W 15S150W 15S130W 20S120W. .48 HOUR FORECAST SEAS 8 TO 12 FT S OF LINE 25S180W 20S160W 25S145W...AND S OF 10S E OF 135W. .SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA. .ISOLATED MODERATE TSTMS 08S 04S BETWEEN 180E AND 167E... AND WITHIN AREA BOUNDED BY 11S170E 22S170E 15S160E 11S170E. $$ .FORECASTER PECHACEK. HONOLULU HI.