National Weather Service United States Department of Commerce

FZHW60 PHFO 240944

Offshore Waters Forecast for Hawaii
National Weather Service Honolulu HI
1144 PM HST Fri Jul 23 2021

Hawaiian offshore waters beyond 40 nautical miles out to 240
nautical miles including the portion of the Papahanaumokuakea
Marine National Monument east of French Frigate Shoals

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.

1144 PM HST Fri Jul 23 2021

.Synopsis for the Hawaiian offshore waters...
Ridge to the north will remain strong through Saturday, then
weaken Sunday through early next week. An upper trough will
drift S near the NW waters late in the weekend through early next
week. A trough will approach and move into the SE waters Tuesday
through Wednesday.


Hawaiian Offshore Waters-
1144 PM HST Fri Jul 23 2021

.REST OF TONIGHT...E winds 15 to 25 kt. Seas 6 to 10 ft.
.SATURDAY THROUGH SUNDAY...E winds 15 to 20 kt. Seas 6 to 9 ft.
.SUNDAY NIGHT THROUGH TUESDAY...E winds 10 to 20 kt. Seas 6 to 7
ft. Isolated thunderstorms NW.
.WEDNESDAY...N of 20N, E winds 10 to 20 kt. S of 20N, E winds 15
to 30 kt, strongest SE. Seas 6 to 10 ft, highest SE. Isolated
thunderstorms NW and SE.