High Seas Forecast
Issued by NWS
Issued by NWS
131 FZPN40 PHFO 042204 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 2300 UTC MON NOV 04 2024 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 NOV 04 2024. 24 HOUR FORECAST VALID 1800 UTC NOV 05 2024. 48 HOUR FORECAST VALID 1800 UTC NOV 06 2024. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 30N180E 27N172E 26N166E 26N160E MOVING E 40 KT. N TO NE WINDS 20 TO 30 KT N FRONT. .24 HOUR FORECAST FRONT 30N161W 28N162W 23N175W 22N170E. N TO NE WINDS WINDS 20 TO 30 KT N OF FRONT. .48 HOUR FORECAST FRONT 30N147W 27N150W THENCE TROUGH 19N160W. N TO NE WINDS WINDS 20 TO 30 KT WITHIN 270 NM NW OF FRONT AND TROUGH. .TROUGH 21N154W 17N157W 14N157W MOVING NW 15 KT AND EXPANDING N. ISOLATED MODERATE TSTMS WITHIN 120 NM OF TROUGH. .24 HOUR FORECAST TROUGH 25N159W 17N161W. .48 HOUR FORECAST TROUGH DISSIPATED. .TROUGH 11N167E 09N160E MOVING W 15 KT AND ERODING FROM THE E. ISOLATED MODERATE TSTMS WITHIN 180 NM OF TROUGH. .24 HOUR FORECAST TROUGH MOVED W OF AREA. .E TO SE WINDS 20 TO 25 KT FROM 13N TO 23N E OF 154W. .24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 10N TO 22N W OF 175W. .48 HOUR FORECAST WINDS E TO NE 20 TO 25 KT BETWEEN TWO LINES 21N155W 06N174E AND 27N157W 24N170E. .SEAS 8 TO 11 FT N OF LINE 30N180E 26N170E 26N160E...AND E OF LINE 26N153W 20N154W 14N150W. .24 HOUR FORECAST SEAS 8 TO 11 FT N OF A LINE 30N162W 22N180W 21N170E 25N162E. .48 HOUR FORECAST SEAS 8 TO 11 FT BETWEEN TWO LINES 30N149W 16N169W 17N170E AND 30N172W 25N170E. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS 8 FT OR LESS. .ITCZ 10N140W 09N144W 10N151W 11N155W 06N168W 06N177W. SCATTERED MODERATE TO LOCALLY STRONG TSTMS WITHIN 150 NM OF ITCZ BETWEEN 155W AND 171W. ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 180 NM OF ITCZ. .ISOLATED MODERATE TSTMS WITHIN 12N TO 16N BETWEEN 173W AND 177W...AND FROM 04N TO 08N W OF 175E. $$ .FORECASTER TSAMOUS. HONOLULU HI.