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High Seas Forecast
Issued by NWS
Issued by NWS
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000 FZPN40 PHFO 230351 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0500 UTC THU JAN 23 2020 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC JAN 23 2020. 24 HOUR FORECAST VALID 0000 UTC JAN 24 2020. 48 HOUR FORECAST VALID 0000 UTC JAN 25 2020. .WARNINGS. ...GALE WARNING... .FRONT 30N172W 24N180W 20N170E MOVING E 35 KT. WINDS 30 TO 40 KT N OF LINE 30N168W 28N167W 24N178W 30N172E...WINDS 20 TO 30 KT ELSEWHERE NW OF LINE 30N165W 26N164W 24N174W 20N170E 07N160E. .24 HOUR FORECAST FRONT 30N155W 19N175W. WINDS 30 TO 35 KT N OF LINE 30N150W 28N155W 30N155W...WINDS 20 TO 30 KT ELSEWHERE N OF LINE 30N140W 23N165W 30N157W. .48 HOUR FORECAST FRONT 30N147W 25N155W 22N162W. WINDS 20 TO 30 KT N OF LINE 30N140W 25N152W 30N148W AND N OF LINE 30N152W 28N155W 30N157W. .SYNOPSIS AND FORECAST. .FRONT 30N148W 27N160W 30N166W MOVING NE 30 KT. WINDS 20 TO 25 KT N OF LINE 30N140W 27N150W 26N155W 30N150W. .48 HOUR FORECAST FRONT MOVED N OF AREA. SEE WINDS WITH GALE WARNING ABOVE. .TROUGH 00N179E 05N171E 06N160E NEARLY STATIONARY. ISOLATED MODERATE TSTMS WITHIN 80 NM OF LINE 09N169E 08N160E. .24 HOUR FORECAST TROUGH 00N179E 06N175E 04N160E. .48 HOUR FORECAST TROUGH 00N179E 05N170E 02N160E. .ITCZ 08N140W 05N155W 08N175W 07N173E. .HIGH NW OF AREA MOVING SE 30 KT. .24 HOUR FORECAST HIGH 28N164E 1026 MB. .48 HOUR FORECAST HIGH 24N173E 1022 MB. .RIDGE 27N140W 20N178E NEARLY STATIONARY E OF 170W...MOVING NE 15 KT W OF 175W. .RIDGE 26N176E 27N160E MOVING SE 30 KT. .WINDS 20 TO 25 KT FROM 12N TO 08N BETWEEN 155W AND 170E. .24 HOUR FORECAST WINDS 20 TO 25 KT E OF LINE 13N140W 11N145W 15N150W 19N140W...N OF LINE 30N161W 28N170W 30N178W AND W OF LINE 22N160E 20N180W 07N165W 04N160E. .48 HOUR FORECAST WINDS 20 TO 25 KT E OF LINE 13N140W 12N153W 19N140W...NW OF LINE 30N170W 28N160E AND W OF LINE 20N160E 19N180W 07N157W 03N160E. .SEAS 18 TO 22 FT N OF LINE 30N151W 25N160W 30N163W...SEAS 18 TO 20 FT N OF LINE 30N179E 28N173E 30N170E...SEAS 12 TO 18 FT ELSEWHERE NW OF LINE 30N142W 20N158W 10N155W 05N175W 08N160E. SEAS 8 TO 10 FT E OF LINE 01N140W 0WN145W 17N151W 21N140W. .24 HOUR FORECAST SEAS 18 TO 21 FT N OF LINE 30N172W 27N175E 30N160E...SEAS 12 TO 18 FT ELSEWHERE N OF LINE 27N140W 18N150W 16N160W 15N160E...SEAS 8 TO 12 FT ELSEWHERE N OF LINE 10N140W 05N160W 05N160E. .48 HOUR FORECAST SEAS 18 TO 21 FT N OF LINE 30N163W 26N170W 30N177W...SEAS 12 TO 18 FT ELSEWHERE N OF LINE 30N150W 10N170E 13N160E 30N170E...SEAS 12 TO 13 FT E OF LINE 14N140W 15N146W 22N140W...SEAS 8 TO 12 FT ELSEWHERE N OF LINE 07N140W 00N160W 03N160E. .REST OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. $$ .HONOLULU FORECASTER.
