Offshore Forecast
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FZHW61 PHFO 201512
OFFN10

NAVTEX Marine Forecast for Hawaiian Waters
National Weather Service Honolulu HI
512 AM HST Wed Feb 20 2019

...Please refer to Coastal Waters Forecasts available through NOAA
Weather Radio and other means for detailed coastal forecasts...

.Synopsis... A surface trough will remain nearly stationary along
154W into the weekend. Gale force winds are expected E of the trough
N of 20N today. Meanwhile, a weak surface low just NW of the area
will gradually fill over the next couple of days as strong high
pressure holds NNE of the area. A weak surface ridge will build just
NW of the area on Thursday or Friday. A cold front may enter the NW
waters this weekend.
$$
Hawaiian waters within 40 nautical miles including the channels-


.TODAY...East to northeast winds 10 to 15 knots around the Big
Island and variable 10 knots or less elsewhere. Wind waves 2 to 3
feet. East swell 8 to 10 feet and northwest swell 4 feet.
Scattered showers.
.TONIGHT...Northeast winds 10 knots or less. Wind waves 2 feet or
less. East swell 8 to 10 feet and northwest swell 3 feet.
Scattered showers.
.THURSDAY THROUGH FRIDAY NIGHT...Northeast winds 5 to 15 knots.
Wind waves 2 to 3 feet. East swell 8 to 9 feet, subsiding to 5 to
6 feet Friday. Northwest swell 3 feet. Scattered showers.
$$
Hawaiian Offshore Waters-

...GALE WARNING...

.TODAY...Surface trough along 154W. E of trough, SE winds 20 to
35 kt, highest N of 20N. W of trough, variable winds 5 to 15 kt.
Seas 10 to 15 ft NE waters and 6 to 10 ft elsewhere. Isolated
thunderstorms SE half.
.TONIGHT...Surface trough along 154W. E of trough, SE winds 20 to
30 kt. W of trough, variable winds 5 to 15 kt. Seas 10 to 13 ft
NE waters, 6 to 10 ft elsewhere. Isolated thunderstorms SE half.
.THURSDAY AND THURSDAY NIGHT...Surface trough along 154W. E of
trough, SE winds 15 to 20 kt. W of trough, variable winds 5 to 15
kt. Seas 6 to 11 ft, subsiding to 5 to 8 ft at night. Isolated
thunderstorms SE half.
$$
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