High Seas Forecast
Issued by NWS
Issued by NWS
112 FZPS40 PHFO 291120 HSFSP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1130 UTC MON APR 29 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 APR 29 2024. 24 HOUR FORECAST VALID 0600 UTC APR 30 2024. 48 HOUR FORECAST VALID 0600 UTC MAY 01 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .TROUGH 07S146W 10S163W 09S168W NEARLY STATIONARY. NUMEROUS MODERATE TSTMS WITHIN 300 NM OF TROUGH BETWEEN 151W AND 162W. SCATTERED MODERATE TSTMS ELSEWHERE WITHIN 300 NM OF TROUGH. .24 HOUR FORECAST TROUGH 07S152W 11S169W. .48 HOUR FORECAST TROUGH 14S175W 09S177W. .TROUGH 10S174W 08S170E 05S160E MOVING W 15 KT. ISOLATED MODERATE TSTMS WITHIN 300 NM OF TROUGH. .24 HOUR FORECAST TROUGH 08S166E 04S160E. .48 HOUR FORECAST TROUGH 07S172E 08S167E 06S160E. .WINDS E 20 TO 25 KT BOUNDED BY AREA 25S155W 25S169W 13S167W 13S143W 25S155W. SE WINDS 20 TO 25 KT S OF 14S W OF 168E. .24 HOUR FORECAST E WINDS 20 TO 25 KT BOUNDED BY AREA 25S151W 25S164W 13S158W 16S145W 25S151W. SE WINDS 20 TO 25 KT FROM 21S TO 14S W OF 170E. .48 HOUR FORECAST SE TO E WINDS 20 TO 25 KT BOUNDED BY AREA 25S138W 25S165W 08S166W 25S138W. SE WINDS 20 TO 25 KT BOUNDED BY AREA 22S179E 19S160E 10S160E 22S179E. .WINDS 20 KT OR LESS OVER REMAINDER OF AREA. .SEAS 8 TO 10 FT BOUNDED BY AREA 19S147W 19S168W 11S163W 12S154W 19S147W. SEAS 8 TO 9 FT FROM 23S TO 19S W OF 164E. .24 HOUR FORECAST SEAS 8 TO 9 FT FROM 19S TO 16S BETWEEN 154W AND 158W. SEAS 8 TO 9 FT FROM 18S TO 15S W OF 165E. .48 HOUR FORECAST SEAS 8 TO 9 FT FROM 20S TO 14S BETWEEN 158W AND 165W. SEAS 8 TO 9 FT S OF A LINE 25S144W 23S147W 25S154W. .SEAS 8 FT OR LOWER OVER REMAINDER OF AREA. .ISOLATED MODERATE TSTMS FROM 18S TO 13S BETWEEN 166E AND 174E. $$ .FORECASTER THOMAS. HONOLULU HI.