The High Seas Forecast for the Central North Pacific

Tracking Severe Thunderstorms and Excessive Rainfall in the Southern U.S.; Winter Storm to Impact the Northern U.S.

A storm system will shift from eastern Texas into the lower Mississippi Valley Monday with additional threats of severe thunderstorms and heavy to excessive rainfall which may bring flooding. A Flood Watch remains in effect. In the northern U.S., a storm will bring heavy snow and gusty winds over parts of the northern Rockies, northern Plains, and Upper Midwest Monday into Wednesday. Read More >

592 FZPN40 PHFO 260307 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0500 UTC WED NOV 26 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC NOV 26 2025. 24 HOUR FORECAST VALID 0000 UTC NOV 27 2025. 48 HOUR FORECAST VALID 0000 UTC NOV 28 2025. .WARNINGS. ...GALE WARNING... .24 HOUR FORECAST NEW FRONT 30N166E 28N162E 28N160E. SW WINDS 20 TO 30 KT AND SEAS 2.5 TO 3.5 M N OF A LINE 30N175E 26N167E 26N160E. .48 HOUR FORECAST FRONT 30N175W 26N180E 22N169E 23N160E. W TO SW WINDS 25 TO 35 KT AND SEAS 4 TO 7 M N OF A LINE 30N168W 25N176W 25N171E 30N162E. WINDS 20 TO 30 KT ELSEWHERE AND SEAS 2.5 TO 4 M N OF A LINE 30N163W 24N170W 23N173E 23N160E. .SYNOPSIS AND FORECAST. .FRONT 30N154W 26N163W 25N168W 25N171W MOVING E 10 KT N OF 27N AND NEARLY STATIONARY ELSEWHERE. .24 HOUR FORECAST FRONT DISSIPATED. .TROUGH 30N170E 27N165E 27N163E 27N161E MOVING E 15 KT. SW WINDS 20 TO 30 KT N OF 27N BETWEEN 178W AND 168E. .24 HOUR FORECAST TROUGH 30N169W 29N174W. SW WINDS 20 TO 30 KT N OF 26N BETWEEN 157W AND 173W. .48 HOUR FORECAST TROUGH MOVED N OF AREA. WINDS DECREASED TO 20 KT OR LESS. .24 HOUR FORECAST NEW TROUGH 13N161E 09N160E. .48 HOUR FORECAST TROUGH MOVED W OF AREA. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 3 TO 4 M N OF A LINE 30N158W 22N169W 23N172E 30N164E. SEAS SEAS 2.5 TO 4 M FROM 03N TO 13N E OF 170E. .24 HOUR FORECAST SEAS 3 TO 4.5 M N OF 26N BETWEEN 157W AND 177E. SEAS 2.5 TO 3 M ELSEWHERE N OF A LINE 30N144W 22N155W 26N160E. SEAS 2.5 TO 3 M FROM 20N TO 07N BETWEEN 163W AND 170E. .48 HOUR FORECAST SEAS 2.5 TO 4 M N OF 22N. SEAS 2.5 TO 3 M FROM 06N TO 18N E OF 175E. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .ITCZ 08N140W 09N143W 06N160W 06N177W 08N172E 08N174E 05N162E. SCATTERED MODERATE TSTMS WITHIN 210 NM OF ITCZ E OF 155W AND W OF 165W. $$ .FORECASTER TSAMOUS. HONOLULU HI.