The High Seas Forecast for the Central North Pacific

Major Winter Storm to Impact the Mid-Atlantic and Northeast; Inclement Weather in the Pacific Northwest

A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along coastal areas from the DelMarVa Peninsula through southeastern New England. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >

262 FZPN40 PHFO 270914 HSFNP HIGH SEAS FORECAST NATIONAL WEATHER SERVICE HONOLULU HI 1100 UTC FRI FEB 27 2026 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 180W SYNOPSIS VALID 0600 UTC FEB 27 2026. 24 HOUR FORECAST VALID 0600 UTC FEB 28 2026. 48 HOUR FORECAST VALID 0600 UTC MAR 01 2026. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 30N163W 24N163W 20N169W THENCE TROUGH 14N178E MOVING E 15 KT. WINDS 20 TO 25 KT WITHIN 150 NM E OF FRONT N OF 25N. .24 HOUR FORECAST FRONT 30N158W 22N161W THENCE TROUGH 19N170W. WINDS DIMINISHED TO 20 KT OR LESS. .48 HOUR FORECAST FRONT WEAKENED TO TROUGH. TROUGH 30N157W 24N165W 21N174W. WINDS DECREASING TO 20 KT OR LESS. .TROUGH 21N140W 18N143W MOVING SLOWLY SW. .24 HOUR FORECAST TROUGH DISSIPATED. .TROUGH 30N140W 27N143W MOVING SLOWLY S. .24 HOUR FORECAST TROUGH 25N140W 24N144W. .48 HOUR FORECAST TROUGH DISSIPATED. .24 HOUR FORECAST NEW FRONT 30N173W 27N180W. WINDS 20 TO 25 KT NW OF FRONT. .48 HOUR FORECAST FRONT 30N164W 26N170W 26N180W. WINDS 20 TO 25 KT NW OF FRONT. .24 HOUR FORECAST WINDS 20 TO 25 KT FROM 06N TO 16N BETWEEN 160W AND 147W. .48 HOUR FORECAST WINDS 20 TO 25 KT FROM 07N TO 20N E OF 160W. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 2.5 TO 4 M N OF 10N W OF 175W. SEAS 2.5 TO 3 M FROM 03N TO 10N E OF 155W. .24 HOUR FORECAST SEAS 2.5 TO 4 M NW OF LINE 30N170W 25N180W... AND FROM 06N TO 21N W OF 175W. SEAS 2.5 TO 3 M FROM 05N TO 14N BETWEEN 165W AND 150W. .48 HOUR FORECAST SEAS 2.5 TO 4 M NW OF A LINE 30N165W 24N180W. SEAS 2.5 TO 3 M FROM 06N TO 14N BETWEEN 170W AND 150W. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .ITCZ 04N150W 05N156W 03N168W. $$ .FORECASTER SHIGESATO. HONOLULU HI.