


High Seas Forecast
Issued by NWS
Issued by NWS
938 FZPN40 PHFO 141506 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1700 UTC WED MAY 14 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1200 UTC MAY 14 2025. 24 HOUR FORECAST VALID 1200 UTC MAY 15 2025. 48 HOUR FORECAST VALID 1200 UTC MAY 16 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .24 HOUR FORECAST NEW FRONT FROM 30N168E TO 28N160E. .48 HOUR FORECAST FRONT FROM 30N179W TO 25N170E 25N160E. .WINDS E TO NE 20 TO 25 KT TO WINDS N OF 18N E OF 149W. WINDS E 20 TO 25 KT FROM 17N TO 04N W OF 176E. .24 HOUR FORECAST WINDS E TO NE 20 TO 25 KT FROM 21N TO 09N E OF 148W. .48 HOUR FORECAST WINDS E TO NE 20 TO 25 KT BOUNDED BY AREA 27N140W 10N140W 08N168W 26N151W 27N140W. E WINDS 20 TO 25 KT FROM 09N TO 04N BETWEEN 174E AND 164E. NE WINDS 20 TO 25 KT N OF A LINE FROM 30N177E TO 21N160E. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .ELSEWHERE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA. .ITCZ FROM 08N140W TO 08N149W TO 04N157W TO 03N172W. SCATTERED MODERATE TO STRONG TSTMS WITHIN 180 NM OF ITCZ W OF 148W. ISOLATED MODERATE TSTMS WITHIN 90 NM OF ITCZ E OF 148W. $$ .FORECASTER THOMAS. HONOLULU HI.