High Seas Forecast
Issued by NWS
Issued by NWS
466 FZPN40 PHFO 292241 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 2300 UTC MON APR 29 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 1800 UTC APR 29 2024. 24 HOUR FORECAST VALID 1800 UTC APR 30 2024. 48 HOUR FORECAST VALID 1800 UTC MAY 01 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WEAK FRONT 30N166E 28N163E 27N160E MOVING NE 20 KT. .24 HOUR FORECAST WEAK FRONT 30N172E 29N169E 30N166E. .48 HOUR FORECAST FRONT DISSIPATED. .WEAK FRONT 30N161W 27N163W 25N166W MOVING E SLOWLY. NUMEROUS MODERATE TSTMS WITHIN 180 NM E OF FRONT. .24 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N162W 20N164W. .48 HOUR FORECAST TROUGH 30N163W 24N164W. .TROUGH 30N168W 26N171W MOVING E SLOWLY. .24 HOUR FORECAST TROUGH 30N164W 26S165W. .48 HOUR FORECAST TROUGH DISSIPATED. .TROUGH 26N166E 21N167E 17N165E MOVING W SLOWLY. .24 HOUR FORECAST TROUGH 26N165E 22N163E. .48 HOUR FORECAST TROUGH DISSIPATED. .NE TO E WINDS 20 TO 25 KT E OF LINE 25N145W 11N164W 06N160W. .24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 11N TO 06N W OF 180E. .48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 16N TO 07N E OF 164W. .WINDS 20 KT OR LESS OVER REMAINDER OF AREA. .SEAS 8 TO 9 FT FROM 12N TO 05N E OF 160W. .24 HOUR FORECAST SEAS LOWERED TO 8 FT OR LOWER. .SEAS 8 FT OR LOWER OVER REMAINDER OF AREA. .ITCZ 05N140W 04N143W 04N151W 02N160W 03N175W 02N172E. ISOLATED MODERATE TSTMS WITHIN 120 NM OF ITCZ E OF 144W...AND FROM 09N TO 02N BETWEEN 157W AND 175W. $$ .FORECASTER AHUE. HONOLULU HI.