The High Seas Forecast for the Central North Pacific

Heavy Precipitation in the West; Wintry Mix in the North; Fire Weather in the High Plains

Pacific moisture will continue to bring locally heavy coastal/lower elevation rain and heavy mountain snow to the West Coast and portions of the Intermountain West through Monday. A wintry mix will create hazardous travel across the northern Plains and Upper Midwest into early Monday. Dry, gusty winds are resulting in elevated to critical fire weather in the south/central High Plains. Read More >

993 FZPN40 PHFO 110336 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 0500 UTC SUN JAN 11 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 11 2026. 24 HOUR FORECAST VALID 0000 UTC JAN 12 2026. 48 HOUR FORECAST VALID 0000 UTC JAN 13 2026. .WARNINGS. ...GALE WARNING... .FRONT 30N167W 25N175W 23N176E 21N163E MOVING E 30 KT N OF 23N AND NEARLY STATIONARY ELSEWHERE. WINDS 20 TO 30 KT N OF 27N BETWEEN 174E AND 154W. WINDS 20 TO 30 KT FROM 24N TO 15N W OF 170E. .24 HOUR FORECAST FRONT 30N155W 22N168W 20N176E 22N171E. WINDS 30 TO 35 KT N OF 28N BETWEEN 174W AND 163W. WINDS 20 TO 30 KT ELSEWHERE N OF 24N BETWEEN 179W AND 160W. WINDS 20 TO 30 KT FROM 25N TO 14N BETWEEN 165E AND 175W. .48 HOUR FORECAST FRONT 30N147W 21N155W 18N164W THENCE TROUGH 18N178W. WINDS 30 TO 35 KT WITHIN 210 NM E OF FRONT N OF 28N. WINDS 20 TO 30 KT ELSEWHERE N OF 23N E OF 168W. .SYNOPSIS AND FORECAST. .TROUGH 28N163W 24N160W 23N154W MOVING W SLOWLY. .24 HOUR FORECAST TROUGH 27N157W 20N164W. .48 HOUR FORECAST TROUGH ABSORBED BY FRONT DESCRIBED IN WARNINGS SECTION. .TROUGH 15N174E 10N172E 05N172E MOVING W 10 KT. .24 HOUR FORECAST TROUGH 14N165E 07N165E. .48 HOUR FORECAST TROUGH MOVED W OF AREA. .48 HOUR FORECAST NEW FRONT 30N169E 27N167E 23N160E. WINDS 20 TO 30 KT N OF 27N BETWEEN 165E AND 177E. .24 HOUR FORECAST WINDS 20 TO 30 KT NW OF LINE 30N167E 26N160E. .48 HOUR FORECAST WINDS 20 TO 25 KT FROM 11N TO 06N BETWEEN BETWEEN 177E AND 167W. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 2.5 TO 4.5 M N OF LINE 30N142W 21N153W 22N160W 19N160W 18N167W 25N170W 26N177W 19N165E 13N160E. .24 HOUR FORECAST SEAS 4 TO 7 M N OF LINE 30N158W 19N175E 18N168E 30N171E. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 14N140W 13N150W 21N155W 22N160W 10N155W 07N175W 14N169E 12N160E. .48 HOUR FORECAST SEAS 4 TO 6 M N OF LINE 30N145W 21N146W 14N179W 19N177E 24N173W 30N177W. SEAS 2.5 TO 4 M ELSEWHERE N OF LINE 11N160E 04N176E 08N157W 19N158W 23N149W 08N147W 08N140W. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .ITCZ 08N140W 07N156W 05N166W 06N179E...AND 06N167E 05N160E. SCATTERED MODERATE TSTMS WITHIN 120 NM OF ITCZ E OF 150W. ISOLATED MODERATE TSTMS ELSEWHERE WITHIN 210 NM OF ITCZ W OF 170W. .SCATTERED MODERATE TSTMS FROM 16N TO 11N E OF 144W. $$ .FORECASTER TROTTER. HONOLULU HI.