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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

531
FZHW50 PHFO 240145
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
345 PM HST Wed Oct 23 2019

Hawaiian coastal waters within 40 nautical miles including the
Hawaiian Islands Humpback Whale National Marine Sanctuary.

PHZ100-241445-
345 PM HST Wed Oct 23 2019

.Synopsis for Hawaiian coastal waters...
A ridge of high pressure just north of Kauai will move south and
weaken tonight and Thursday. The ridge will then remain just north
of Kauai into Friday, then move north and gradually strengthen
late Friday into Saturday. Another front approaching the area will
weaken the ridge early next week.

$$

PHZ110-241445-
Kauai Northwest Waters-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 4 feet. Isolated showers.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Isolated showers.
.FRIDAY...Southeast winds 10 knots. Wind waves 4 feet. Northwest
swell 7 feet. Isolated showers.
.FRIDAY NIGHT...East winds 10 knots. Wind waves 4 feet. North
swell 6 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 4 feet. North swell
6 feet. Isolated showers in the morning, then scattered showers
in the afternoon.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 4 feet.
Northwest swell 6 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 4 feet. Northwest swell
8 to 10 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 3 to 4 feet. Northwest
swell 10 feet. Scattered showers.

$$

PHZ111-241445-
Kauai Windward Waters-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY...Southeast winds 10 knots. Wind waves 4 feet. Northwest
swell 6 feet. Isolated showers.
.FRIDAY NIGHT...East winds 15 knots. Wind waves 4 feet. North
swell 6 feet. Isolated showers in the evening, then scattered
showers after midnight.
.SATURDAY...East winds 15 knots. Wind waves 5 feet. North swell
5 feet. Scattered showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 4 feet.
Northwest swell 6 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 4 feet. Northwest swell
8 to 10 feet. Scattered showers.
.MONDAY...East winds 10 knots. Wind waves 3 to 4 feet. Northwest
swell 10 feet. Scattered showers.

$$

PHZ112-241445-
Kauai Leeward Waters-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 10 knots. Wind waves 4 feet. Northwest
swell 4 feet.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY...East winds 10 knots in the morning becoming variable
less than 10 knots. Wind waves 3 feet. Northwest swell 6 feet.
.FRIDAY NIGHT...East winds 10 knots. Wind waves 3 feet. North
swell 6 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 4 feet. North swell
6 feet. Isolated showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 4 feet.
Northwest swell 6 feet. Isolated showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 4 to 5 feet.
Northwest swell 8 to 10 feet. Isolated showers.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Northwest swell
10 to 11 feet. Isolated showers.

$$

PHZ113-241445-
Kauai Channel-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY...East winds 10 knots. Wind waves 4 feet. Northwest swell
5 feet. Isolated showers.
.FRIDAY NIGHT...East winds 15 knots. Wind waves 4 feet. North
swell 6 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 5 feet. North swell
5 feet. Isolated showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 4 feet. North
swell 5 feet. Isolated showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 4 to 5 feet.
Northwest swell 7 to 9 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Northwest swell
9 to 10 feet. Scattered showers.

$$

PHZ114-241445-
Oahu Windward Waters-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 15 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
5 feet. Isolated showers.
.FRIDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 6 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 5 feet. North swell
6 feet. Scattered showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 6 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 4 feet. Northwest swell
7 to 9 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 3 to 4 feet. Northwest
swell 9 to 11 feet. Scattered showers.

$$

PHZ115-241445-
Oahu Leeward Waters-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 10 knots. Wind waves 4 feet. Northwest
swell 3 feet.
.THURSDAY NIGHT...Winds variable less than 10 knots. Wind waves
3 feet. Northwest swell 3 feet. Isolated showers.
.FRIDAY...East winds 10 knots. Wind waves 3 feet. Northwest swell
4 feet.
.FRIDAY NIGHT...Northeast winds 10 knots. Wind waves 3 feet.
Northwest swell 6 feet. Isolated showers in the evening, then
scattered showers after midnight.
.SATURDAY...East winds 15 knots. Wind waves 3 feet. North swell
5 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SATURDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 5 feet. Isolated showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 4 feet. Northwest
swell 6 to 8 feet. Isolated showers.
.MONDAY...Northeast winds 15 knots. Wind waves 3 to 4 feet.
Northwest swell 8 to 9 feet. Isolated showers.

$$

PHZ116-241445-
Kaiwi Channel-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 15 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
5 feet. Isolated showers.
.FRIDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 6 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 5 feet. North swell
5 feet. Isolated showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 5 feet. Isolated showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 4 feet. Northwest
swell 6 to 8 feet. Isolated showers.
.MONDAY...East winds 15 knots. Wind waves 3 to 4 feet. Northwest
swell 8 to 10 feet. Isolated showers.

$$

PHZ117-241445-
Maui County Windward Waters-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers.
.FRIDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
5 feet. Isolated showers.
.FRIDAY NIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 6 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 5 feet. North swell
5 feet. Scattered showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 5 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 4 feet. Northwest swell
6 to 8 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 3 to 4 feet. Northwest
swell 8 to 10 feet. Scattered showers.

$$

PHZ118-241445-
Maui County Leeward Waters-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 15 knots. Wind waves 5 feet. Isolated
showers.
.THURSDAY...East winds 10 knots. Wind waves 5 feet. Isolated
showers in the afternoon.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet after midnight. Isolated showers.
.FRIDAY...East winds 10 knots. Wind waves 3 feet. Northwest swell
3 feet. Isolated showers in the afternoon.
.FRIDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Northwest
swell 4 feet. Isolated showers in the evening, then scattered
showers after midnight.
.SATURDAY...East winds 15 knots. Wind waves 4 feet. North swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SATURDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 4 feet. Isolated showers.
.SUNDAY...Northeast winds 10 knots. Wind waves 3 feet. Northwest
swell 4 to 6 feet. Isolated showers.
.MONDAY...Northeast winds 10 knots. Wind waves 3 feet. Northwest
swell 6 to 7 feet. Isolated showers.

$$

PHZ119-241445-
Maalaea Bay-
345 PM HST Wed Oct 23 2019

.TONIGHT...North winds 20 knots. Wind waves 2 feet or less.
.THURSDAY...North winds 15 knots. Wind waves 2 feet or less.
.THURSDAY NIGHT...North winds 15 knots. Wind waves 2 feet or
less.
.FRIDAY...North winds 20 knots. Wind waves 2 feet or less.
.FRIDAY NIGHT...North winds 20 knots. Wind waves 2 feet or less.
.SATURDAY...North winds 20 knots. Wind waves 2 feet or less.
.SATURDAY NIGHT...North winds 20 knots. Wind waves 2 feet or
less.
.SUNDAY...North winds 15 knots. Wind waves 2 feet or less.
.MONDAY...North winds 15 knots. Wind waves 2 feet or less.

$$

PHZ120-241445-
Pailolo Channel-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 20 knots. Wind waves 6 feet. Isolated
showers.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Isolated
showers in the afternoon.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers.
.FRIDAY...Northeast winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers in the afternoon.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 5 feet. Isolated showers through the night.
.SATURDAY...East winds 20 knots. Wind waves 5 feet. Northwest
swell 5 feet. Isolated showers in the morning, then scattered
showers in the afternoon.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 4 feet.
Northwest swell 4 feet. Scattered showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 3 to 4 feet.
Northwest swell 4 to 6 feet. Isolated showers.
.MONDAY...East winds 15 knots. Wind waves 3 feet. Northwest swell
6 to 7 feet. Scattered showers.

$$

PHZ121-241445-
Alenuihaha Channel-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers.
.FRIDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
4 feet. Isolated showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 5 feet. Isolated showers in the evening, then scattered
showers after midnight.
.SATURDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 5 feet. Scattered showers through the day.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 5 feet.
Northwest swell 5 feet. Isolated showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 5 feet. Northwest
swell 6 to 8 feet. Isolated showers.
.MONDAY...East winds 15 knots. Wind waves 4 to 5 feet. Northwest
swell 8 to 9 feet. Isolated showers.

$$

PHZ122-241445-
Big Island Windward Waters-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 15 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers.
.FRIDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
4 feet. Isolated showers in the morning, then scattered showers
in the afternoon.
.FRIDAY NIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 5 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 5 feet. North swell
5 feet. Scattered showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 4 feet. North
swell 5 feet. Scattered showers.
.SUNDAY...East winds 10 knots. Wind waves 3 feet. Northwest swell
6 to 8 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 3 feet. Northwest swell
8 to 9 feet. Scattered showers.

$$

PHZ123-241445-
Big Island Leeward Waters-
345 PM HST Wed Oct 23 2019

.TONIGHT...West of the Big Island, southwest winds 10 knots in
the evening becoming variable less than 10 knots. Near South
Point, east winds 20 knots. Wind waves 7 feet. Isolated showers
through the night.
.THURSDAY...North winds 10 knots west of the Big Island...east
15 knots near South Point. Wind waves 6 feet.
.THURSDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 15 knots near South Point. Wind waves 5 feet.
Northwest swell 3 feet after midnight. Isolated showers.
.FRIDAY...Winds variable less than 10 knots west of the Big
Island...northeast 15 knots near South Point. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers in the afternoon.
.FRIDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 6 feet.
Northwest swell 3 feet. Isolated showers.
.SATURDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 6 feet.
Northwest swell 3 feet. Isolated showers through the day.
.SATURDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves 6 feet.
Northwest swell 3 feet. Isolated showers.
.SUNDAY...West of the Big Island, winds variable less than
10 knots becoming north 10 knots after midnight. Near South
Point, east winds 15 knots. Wind waves 5 feet. Northwest swell
3 to 5 feet. Isolated showers.
.MONDAY...West of the Big Island, winds variable less than
10 knots becoming north 10 knots in the evening, then becoming
variable less than 10 knots after midnight. Near South Point,
east winds 15 knots. Wind waves 4 to 5 feet. Northwest swell 5 to
6 feet. Isolated showers.

$$

PHZ124-241445-
Big Island Southeast Waters-
345 PM HST Wed Oct 23 2019

.TONIGHT...East winds 20 knots. Wind waves 7 feet. Isolated
showers in the evening, then scattered showers after midnight.
.THURSDAY...East winds 15 knots. Wind waves 6 feet. Isolated
showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet after midnight. Isolated showers in the
evening, then scattered showers after midnight.
.FRIDAY...Northeast winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers in the morning, then scattered
showers in the afternoon.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 4 feet. Scattered showers.
.SATURDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
Northwest swell 4 feet. Scattered showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 5 feet. Northwest
swell 4 to 5 feet. Scattered showers.
.MONDAY...Northeast winds 20 knots. Wind waves 4 to 5 feet.
Northwest swell 5 to 7 feet. Scattered showers.

$$

Bulletins, Forecasts and Observations are courtesy of Honolulu National Weather Service Forecast Office



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