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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

265
FZHW50 PHFO 110120
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
320 PM HST Tue Dec 10 2019

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

PHZ100-111345-
320 PM HST Tue Dec 10 2019

.Synopsis for Hawaiian coastal waters...
A weak front 125 nm north of Kauai will gradually dissipate
overnight as a surface ridge holds about 225 miles north of
Kauai. A new front will stall just northwest of Kauai Wednesday
night and Thursday as strong surface high pressure builds far to
the northwest. Very large northwest swells are due from late
Wednesday into Friday.

$$

PHZ110-111345-
Kauai Northwest Waters-
320 PM HST Tue Dec 10 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
THURSDAY AFTERNOON...

.TONIGHT...East winds 10 knots. Wind waves 2 feet or less.
Northwest swell 8 feet. Isolated showers.
.WEDNESDAY...East winds 15 knots. Wind waves 2 feet or less then
3 feet in the afternoon. Northwest swell 11 feet. Isolated
showers in the morning, then scattered showers in the afternoon.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 3 feet.
Northwest swell 13 feet. Scattered showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 3 feet.
Northwest swell 13 feet. Scattered showers.
.THURSDAY NIGHT...Northeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 11 feet. Showers likely.
.FRIDAY...East winds to 25 knots. Wind waves 7 feet. Northwest
swell 10 feet. Showers likely.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 feet. Showers likely.
.SATURDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 4 to 5 feet. Scattered showers.
.SUNDAY...East winds 20 knots. Wind waves 5 to 7 feet. Northwest
swell 4 to 6 feet. Scattered showers.

$$

PHZ111-111345-
Kauai Windward Waters-
320 PM HST Tue Dec 10 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
THURSDAY AFTERNOON...

.TONIGHT...East winds 10 knots. Wind waves 2 feet or less then
3 feet after midnight. Northwest swell 8 feet. Isolated showers.
.WEDNESDAY...East winds 15 knots. Wind waves 3 feet. Northwest
swell 11 feet. Isolated showers.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 3 feet.
Northwest swell 13 feet. Scattered showers.
.THURSDAY...Northeast winds 15 knots. Wind waves 3 feet.
Northwest swell 12 feet. Scattered showers.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 11 feet. Showers likely.
.FRIDAY...East winds to 25 knots. Wind waves 6 feet. Northwest
swell 9 feet. Showers likely.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 8 feet decreasing to 6 feet after midnight. Showers likely.
.SATURDAY...East winds 15 knots. Wind waves 6 to 7 feet.
Northwest swell 4 to 5 feet. Showers likely.
.SUNDAY...Northeast winds 15 knots. Wind waves 5 to 7 feet.
Northwest swell 4 to 6 feet. Scattered showers.

$$

PHZ112-111345-
Kauai Leeward Waters-
320 PM HST Tue Dec 10 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
THURSDAY AFTERNOON...

.TONIGHT...Northeast winds 10 knots. Wind waves 2 feet or less.
Northwest swell 8 feet. Isolated showers.
.WEDNESDAY...East winds 15 knots. Wind waves 2 feet or less then
3 feet in the afternoon. Northwest swell 10 feet increasing to
12 feet in the afternoon. Isolated showers in the morning.
Scattered showers in the afternoon.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 3 feet.
Northwest swell 14 feet. Scattered showers.
.THURSDAY...Northeast winds 15 knots. Wind waves 3 feet.
Northwest swell 12 feet. Scattered showers.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 11 feet. Scattered showers in the evening, then
showers likely after midnight.
.FRIDAY...East winds to 25 knots. Wind waves 6 feet. Northwest
swell 9 feet. Showers likely.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 6 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 4 to 5 feet. Scattered showers.
.SUNDAY...Northeast winds 15 knots rising to to 25 knots. In the
Kaulakahi Channel, northeast winds 15 knots. Wind waves 5 to
7 feet. Northwest swell 4 to 6 feet. Scattered showers.

$$

PHZ113-111345-
Kauai Channel-
320 PM HST Tue Dec 10 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
THURSDAY AFTERNOON...

.TONIGHT...Northeast winds 10 knots. Wind waves 2 feet or less.
Northwest swell 8 feet.
.WEDNESDAY...East winds 15 knots. Wind waves 2 feet or less then
3 feet in the afternoon. Northwest swell 10 feet.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 3 feet.
Northwest swell 13 feet. Isolated showers.
.THURSDAY...Northeast winds 15 knots. Wind waves 3 feet.
Northwest swell 12 feet. Isolated showers through the day.
.THURSDAY NIGHT...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 11 feet. Scattered showers.
.FRIDAY...East winds to 25 knots. Wind waves 6 feet. Northwest
swell 9 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 7 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 6 to 7 feet.
Northwest swell 4 to 6 feet. Scattered showers.
.SUNDAY...Northeast winds 15 knots rising to to 25 knots. Wind
waves 5 to 7 feet. Northwest swell 4 to 5 feet. Isolated showers.

$$

PHZ114-111345-
Oahu Windward Waters-
320 PM HST Tue Dec 10 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
THURSDAY AFTERNOON...

.TONIGHT...East winds 10 knots. Wind waves 3 feet. Northwest
swell 9 feet.
.WEDNESDAY...East winds 15 knots. Wind waves 3 feet. Northwest
swell 10 feet increasing to 12 feet in the afternoon.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 3 feet.
Northwest swell 13 feet. Isolated showers through the night.
.THURSDAY...East winds 15 knots. Wind waves 3 feet. Northwest
swell 13 feet. Isolated showers in the morning, then scattered
showers in the afternoon.
.THURSDAY NIGHT...East winds 20 knots. Wind waves 5 feet.
Northwest swell 11 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
11 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 8 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 6 to 7 feet.
Northwest swell 5 to 7 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 6 to 7 feet. Northwest
swell 5 to 6 feet. Scattered showers.

$$

PHZ115-111345-
Oahu Leeward Waters-
320 PM HST Tue Dec 10 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY AFTERNOON...

.TONIGHT...Northeast winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 2 feet or less. Northwest
swell 8 feet.
.WEDNESDAY...East winds 15 knots. Wind waves 2 feet or less then
3 feet in the afternoon. Northwest swell 9 feet.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
Northwest swell 12 feet.
.THURSDAY...East winds 10 knots. Wind waves 3 feet in the morning
then 2 feet or less. Northwest swell 11 feet.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 2 feet or less
then 3 feet after midnight. Northwest swell 10 feet. Isolated
showers through the night.
.FRIDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
9 feet. Isolated showers in the morning, then scattered showers
in the afternoon.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 6 feet. Scattered showers.
.SATURDAY...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 4 to 5 feet. Scattered showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 4 to 6 feet.
Northwest swell 4 feet. Isolated showers.

$$

PHZ116-111345-
Kaiwi Channel-
320 PM HST Tue Dec 10 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY AFTERNOON...

.TONIGHT...East winds 10 knots. Wind waves 3 feet. Northwest
swell 8 feet.
.WEDNESDAY...East winds 15 knots. Wind waves 3 feet. Northwest
swell 9 feet increasing to 11 feet in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
Northwest swell 12 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 3 feet. Northwest
swell 12 feet. Isolated showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 11 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
9 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 9 feet decreasing to 7 feet after midnight. Scattered
showers.
.SATURDAY...East winds 15 knots. Wind waves 6 to 7 feet.
Northwest swell 4 to 6 feet. Scattered showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 6 to 7 feet.
Northwest swell 4 to 5 feet. Isolated showers.

$$

PHZ117-111345-
Maui County Windward Waters-
320 PM HST Tue Dec 10 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY AFTERNOON...

.TONIGHT...East winds 15 knots. Wind waves 3 feet. Northwest
swell 8 feet. Isolated showers.
.WEDNESDAY...East winds 15 knots. Wind waves 3 feet. Northwest
swell 9 feet increasing to 11 feet in the afternoon. Isolated
showers in the morning.
.WEDNESDAY NIGHT...East winds 10 knots. Wind waves 3 feet.
Northwest swell 13 feet. Isolated showers through the night.
.THURSDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 13 feet. Isolated showers in the morning, then scattered
showers in the afternoon.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 6 feet.
Northwest swell 11 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
9 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 7 feet. Northwest
swell 8 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 6 to 7 feet.
Northwest swell 5 to 7 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 6 to 7 feet. Northwest
swell 4 to 5 feet. Scattered showers.

$$

PHZ118-111345-
Maui County Leeward Waters-
320 PM HST Tue Dec 10 2019

.TONIGHT...East winds 10 knots. Wind waves 2 feet or less then
3 feet after midnight. Northwest swell 6 feet.
.WEDNESDAY...Northeast winds 10 knots. Wind waves 3 feet in the
morning then 2 feet or less. Northwest swell 7 feet.
.WEDNESDAY NIGHT...Northeast winds 10 knots. Wind waves 2 feet or
less. Northwest swell 9 feet.
.THURSDAY...Northeast winds 10 knots. Wind waves 2 feet or less.
Northwest swell 9 feet. Isolated showers in the afternoon.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 8 feet. Isolated showers through the night.
.FRIDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
7 feet. Isolated showers in the morning, then scattered showers
in the afternoon.
.FRIDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 5 feet. Scattered showers.
.SATURDAY...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 3 to 4 feet. Scattered showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 4 to 5 feet.
Northwest swell 3 feet. Isolated showers.

$$

PHZ119-111345-
Maalaea Bay-
320 PM HST Tue Dec 10 2019

.TONIGHT...North winds 15 knots. Wind waves 2 feet or less.
.WEDNESDAY...Northeast winds 10 knots. Wind waves 2 feet or less.
.WEDNESDAY NIGHT...North winds 15 knots. Wind waves 2 feet or
less.
.THURSDAY...Northeast winds 15 knots. Wind waves 2 feet or less.
Isolated showers in the afternoon.
.THURSDAY NIGHT...East winds 20 knots. Wind waves 3 feet.
Isolated showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 3 feet. Isolated
showers in the morning, then scattered showers in the afternoon.
.FRIDAY NIGHT...North winds 20 knots. Wind waves 3 feet.
Scattered showers in the evening. Isolated showers after
midnight.
.SATURDAY...North winds 20 knots. Wind waves 3 feet. Isolated
showers.
.SUNDAY...North winds 20 knots. Wind waves 3 feet.

$$

PHZ120-111345-
Pailolo Channel-
320 PM HST Tue Dec 10 2019

.TONIGHT...East winds 15 knots. Wind waves 3 feet. Northwest
swell 6 feet.
.WEDNESDAY...East winds 15 knots. Wind waves 3 feet in the
morning then 2 feet or less. Northwest swell 7 feet.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 2 feet or less
then 3 feet after midnight. Northwest swell 9 feet. Isolated
showers.
.THURSDAY...East winds 20 knots. Wind waves 3 feet. Northwest
swell 9 feet. Isolated showers.
.THURSDAY NIGHT...East winds 20 knots. Wind waves 5 feet.
Northwest swell 8 feet. Isolated showers through the night.
.FRIDAY...East winds to 25 knots. Wind waves 6 feet. Northwest
swell 7 feet. Isolated showers in the morning, then scattered
showers in the afternoon.
.FRIDAY NIGHT...East winds to 25 knots. Wind waves 6 feet.
Northwest swell 6 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 4 to 5 feet. Scattered showers.
.SUNDAY...Northeast winds 20 knots. Wind waves 6 feet. Northwest
swell 3 to 4 feet. Scattered showers.

$$

PHZ121-111345-
Alenuihaha Channel-
320 PM HST Tue Dec 10 2019

.TONIGHT...East winds 15 knots. Wind waves 4 feet. Northwest
swell 8 feet. Isolated showers after midnight.
.WEDNESDAY...East winds 15 knots. Wind waves 3 feet. Northwest
swell 9 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
Northwest swell 11 feet increasing to 13 feet after midnight.
Isolated showers after midnight.
.THURSDAY...East winds 20 knots. Wind waves 4 feet. Northwest
swell 12 feet. Isolated showers.
.THURSDAY NIGHT...East winds 20 knots. Wind waves 7 feet.
Northwest swell 11 feet. Isolated showers through the night.
.FRIDAY...East winds to 25 knots. Wind waves 7 feet. Northwest
swell 9 feet. Isolated showers in the morning, then scattered
showers in the afternoon.
.FRIDAY NIGHT...East winds to 25 knots. Wind waves 7 feet.
Northwest swell 8 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 5 to 7 feet. Isolated showers.
.SUNDAY...East winds 20 knots. Wind waves 6 to 7 feet. Northwest
swell 4 to 5 feet. Isolated showers.

$$

PHZ122-111345-
Big Island Windward Waters-
320 PM HST Tue Dec 10 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY AFTERNOON...

.TONIGHT...East winds 10 knots. Wind waves 4 feet. Northwest
swell 8 feet. Isolated showers through the night.
.WEDNESDAY...East winds 15 knots. Wind waves 3 feet. Northwest
swell 9 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...East winds 10 knots. Wind waves 3 feet.
Northwest swell 12 feet. Isolated showers through the night.
.THURSDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 13 feet. Isolated showers.
.THURSDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 11 feet. Scattered showers.
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
9 feet. Scattered showers.
.FRIDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 8 feet. Scattered showers.
.SATURDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 5 to 7 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
4 to 5 feet. Scattered showers.

$$

PHZ123-111345-
Big Island Leeward Waters-
320 PM HST Tue Dec 10 2019

.TONIGHT...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 4 feet.
Northwest swell 6 feet.
.WEDNESDAY...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 4 feet.
Northwest swell 6 feet.
.WEDNESDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 15 knots near South Point. Wind waves 4 feet.
Northwest swell 7 feet.
.THURSDAY...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 5 feet.
Northwest swell 8 feet. Scattered showers in the afternoon.
.THURSDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves 8 feet.
Northwest swell 8 feet. Isolated showers through the night.
.FRIDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 9 feet.
Northwest swell 7 feet. Isolated showers.
.FRIDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 9 feet.
Northwest swell 6 feet. Isolated showers.
.SATURDAY...West of the Big Island, southeast winds 10 knots
becoming variable less than 10 knots. Near South Point, east
winds 20 knots. Wind waves 7 to 9 feet. Northwest swell 3 to
5 feet. Isolated showers.
.SUNDAY...West of the Big Island, winds variable less than
10 knots becoming northeast 10 knots. Near South Point, east
winds 20 knots. Wind waves 7 to 9 feet. Northwest swell 3 feet.
Isolated showers.

$$

PHZ124-111345-
Big Island Southeast Waters-
320 PM HST Tue Dec 10 2019

.TONIGHT...Northeast winds 15 knots. Wind waves 4 feet. Northwest
swell 5 feet. Isolated showers through the night.
.WEDNESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 6 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 4 feet.
Northwest swell 8 feet. Isolated showers through the night.
.THURSDAY...East winds 20 knots. Wind waves 5 feet. Northwest
swell 9 feet. Isolated showers in the morning, then scattered
showers in the afternoon.
.THURSDAY NIGHT...East winds 20 knots. Wind waves 8 feet.
Northwest swell 8 feet. Scattered showers.
.FRIDAY...East winds to 25 knots. Wind waves 9 feet. Northwest
swell 7 feet. Scattered showers.
.FRIDAY NIGHT...East winds to 25 knots. Wind waves 9 feet.
Northwest swell 6 feet. Scattered showers.
.SATURDAY...East winds 20 knots. Wind waves 7 to 9 feet.
Northwest swell 4 to 6 feet. Scattered showers.
.SUNDAY...East winds 15 knots becoming northeast to 25 knots.
Wind waves 7 to 9 feet. Northwest swell 3 to 4 feet. Scattered
showers.

$$

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



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