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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

174
FZHW50 PHFO 071300
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
300 AM HST Fri May 7 2021

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

PHZ100-080200-
300 AM HST Fri May 7 2021

.Synopsis for Hawaiian coastal waters...
High pressure northeast of the state will support fresh east
trade winds over most windward waters. An upper trough over the
islands will be the focus for showers, possibly locally heavy
rainfall and isolated thunderstorms through early Saturday.

$$

PHZ110-080200-
Kauai Northwest Waters-
300 AM HST Fri May 7 2021

.TODAY...Southeast winds 20 knots. Wind waves 5 feet. Scattered
showers in the morning, then heavy showers likely and slight
chance of thunderstorms in the afternoon.
.TONIGHT...East winds 20 knots. Wind waves 7 feet. Heavy showers
likely and slight chance of thunderstorms.
.SATURDAY...East winds 20 knots. Wind waves 6 feet. Showers
likely.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet. Showers likely in the evening, then
scattered showers after midnight.
.SUNDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
5 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 4 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
4 feet. Isolated showers.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 to 4 feet. Isolated showers.

$$

PHZ111-080200-
Kauai Windward Waters-
300 AM HST Fri May 7 2021

.TODAY...East winds 20 knots. Wind waves 6 feet. Scattered
showers in the morning, then heavy showers likely and slight
chance of thunderstorms in the afternoon.
.TONIGHT...East winds 20 knots. Wind waves 7 feet. Occasional
heavy showers and slight chance of thunderstorms.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Showers
likely.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 4 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
3 to 4 feet. Scattered showers.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Scattered showers.

$$

PHZ112-080200-
Kauai Leeward Waters-
300 AM HST Fri May 7 2021

.TODAY...East winds 15 knots. Wind waves 4 feet. North swell
3 feet in the morning. Heavy showers likely in the morning.
Slight chance of thunderstorms through the day. Scattered heavy
showers in the afternoon.
.TONIGHT...East winds 15 knots. Wind waves 5 feet. Heavy showers
likely and slight chance of thunderstorms.
.SATURDAY...East winds 15 knots. Wind waves 4 feet. Showers
likely.
.SATURDAY NIGHT...East winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet. Scattered showers.
.SUNDAY...East winds 10 knots. Wind waves 4 feet. Northwest swell
4 feet. Isolated showers.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 4 feet. Isolated showers.
.MONDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
4 feet. Isolated showers.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 to 4 feet. Isolated showers.

$$

PHZ113-080200-
Kauai Channel-
300 AM HST Fri May 7 2021

.TODAY...East winds 20 knots. Wind waves 5 feet. North swell
3 feet in the morning. Heavy showers likely in the morning.
Slight chance of thunderstorms through the day. Scattered heavy
showers in the afternoon.
.TONIGHT...East winds 20 knots. Wind waves 7 feet. Heavy showers
likely and slight chance of thunderstorms.
.SATURDAY...East winds 20 knots. Wind waves 6 feet. Showers
likely.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 3 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
4 feet. Isolated showers.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 4 feet. Isolated showers.
.MONDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
3 to 4 feet. Isolated showers.
.TUESDAY...Northeast winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.

$$

PHZ114-080200-
Oahu Windward Waters-
300 AM HST Fri May 7 2021

.TODAY...East winds 20 knots. Wind waves 7 feet. North swell
3 feet. Scattered showers in the morning, then occasional heavy
showers and slight chance of thunderstorms in the afternoon.
.TONIGHT...East winds 20 knots. Wind waves 7 feet. Heavy showers
likely and slight chance of thunderstorms.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Scattered
showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 6 feet. North
swell 3 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 6 feet. Northwest
swell 4 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 5 to 6 feet. Northwest
swell 3 to 4 feet. Scattered showers.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Scattered showers.

$$

PHZ115-080200-
Oahu Leeward Waters-
300 AM HST Fri May 7 2021

.TODAY...East winds 15 knots. Wind waves 4 feet. Heavy showers
likely in the morning. Slight chance of thunderstorms through the
day. Scattered heavy showers in the afternoon.
.TONIGHT...East winds 20 knots. Wind waves 4 feet. Heavy showers
likely and slight chance of thunderstorms.
.SATURDAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers.
.SATURDAY NIGHT...East winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 4 feet. Northwest swell
3 feet after midnight. Scattered showers in the evening, then
isolated showers after midnight.
.SUNDAY...Winds variable less than 10 knots becoming east
15 knots in the afternoon. Wind waves 3 feet. Northwest swell
3 feet. Isolated showers.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Northwest
swell 4 feet. Isolated showers through the night.
.MONDAY...East winds 15 knots. Wind waves 4 to 5 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY...Northeast winds 15 knots. Wind waves 4 to 5 feet.
Northwest swell 3 feet. Isolated showers.

$$

PHZ116-080200-
Kaiwi Channel-
300 AM HST Fri May 7 2021

.TODAY...East winds 20 knots. Wind waves 7 feet. North swell
3 feet in the morning. Scattered showers in the morning, then
heavy showers likely and slight chance of thunderstorms in the
afternoon.
.TONIGHT...East winds 20 knots. Wind waves 7 feet. Heavy showers
likely and slight chance of thunderstorms.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Scattered
showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 6 feet. North
swell 3 feet. Isolated showers.
.SUNDAY...East winds 15 knots. Wind waves 6 feet. North swell
3 feet. Isolated showers.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 4 feet. Isolated showers.
.MONDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
3 to 4 feet. Isolated showers.
.TUESDAY...Northeast winds 20 knots. Wind waves 5 to 6 feet.
Northwest swell 3 feet. Isolated showers.

$$

PHZ117-080200-
Maui County Windward Waters-
300 AM HST Fri May 7 2021

.TODAY...East winds 20 knots. Wind waves 7 feet. North swell
3 feet in the morning. Scattered showers in the morning, then
occasional heavy showers and slight chance of thunderstorms in
the afternoon.
.TONIGHT...East winds 20 knots. Wind waves 7 feet. Heavy showers
likely and slight chance of thunderstorms.
.SATURDAY...East winds 20 knots. Wind waves 7 feet. Scattered
showers.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 6 feet. North
swell 3 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 4 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
3 to 4 feet. Scattered showers.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Scattered showers.

$$

PHZ118-080200-
Maui County Leeward Waters-
300 AM HST Fri May 7 2021

.TODAY...East winds 15 knots. Wind waves 4 feet. Scattered heavy
showers through the day. Slight chance of thunderstorms in the
afternoon.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Scattered
heavy showers and slight chance of thunderstorms.
.SATURDAY...East winds 20 knots. Wind waves 5 feet. Scattered
showers.
.SATURDAY NIGHT...East winds 10 knots. Wind waves 5 feet. Swell
south 3 feet. Isolated showers.
.SUNDAY...East winds 10 knots. Wind waves 4 feet. Northwest swell
3 feet in the afternoon. Swell south 3 feet. Isolated showers
through the day.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Isolated showers.
.MONDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
3 feet. Isolated showers.
.TUESDAY...Northeast winds 15 knots. Wind waves 4 feet. Isolated
showers.

$$

PHZ119-080200-
Maalaea Bay-
300 AM HST Fri May 7 2021

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds to 25 knots. Wind waves 2 feet or less.
Scattered heavy showers through the day. Slight chance of
thunderstorms in the afternoon.
.TONIGHT...North winds to 25 knots. Wind waves 2 feet or less.
Scattered heavy showers and slight chance of thunderstorms.
.SATURDAY...North winds to 25 knots. Wind waves 2 feet or less.
Isolated showers.
.SATURDAY NIGHT...North winds 20 knots. Wind waves 2 feet or
less.
.SUNDAY...North winds 20 knots. Wind waves 2 feet or less.
.SUNDAY NIGHT...North winds 20 knots. Wind waves 2 feet or less.
.MONDAY...North winds 20 knots. Wind waves 2 feet or less.
.TUESDAY...North winds 20 knots. Wind waves 3 feet.

$$

PHZ120-080200-
Pailolo Channel-
300 AM HST Fri May 7 2021

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...East winds to 25 knots. Wind waves 6 feet. North swell
3 feet in the morning. Scattered showers in the morning, then
heavy showers likely and slight chance of thunderstorms in the
afternoon.
.TONIGHT...East winds to 25 knots. Wind waves 6 feet. Scattered
heavy showers and slight chance of thunderstorms.
.SATURDAY...East winds to 25 knots. Wind waves 6 feet. Scattered
showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Scattered showers.
.SUNDAY...East winds 20 knots. Wind waves 5 feet. Northwest swell
3 feet. Scattered showers in the morning. Isolated showers in the
afternoon.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 3 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 5 to 6 feet. Northwest
swell 3 feet. Scattered showers.
.TUESDAY...East winds 20 knots. Wind waves 5 feet. Northwest
swell 3 feet. Scattered showers.

$$

PHZ121-080200-
Alenuihaha Channel-
300 AM HST Fri May 7 2021

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...East winds to 25 knots. Wind waves 7 feet. Isolated
showers in the morning, then scattered heavy showers and slight
chance of thunderstorms in the afternoon.
.TONIGHT...East winds to 25 knots. Wind waves 7 feet. Scattered
heavy showers and slight chance of thunderstorms.
.SATURDAY...East winds to 25 knots. Wind waves 6 feet. Isolated
showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 6 feet. North
swell 3 feet. Isolated showers.
.SUNDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
3 feet. Isolated showers.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 4 feet. Isolated showers.
.MONDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
3 to 4 feet. Isolated showers.
.TUESDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Isolated showers.

$$

PHZ122-080200-
Big Island Windward Waters-
300 AM HST Fri May 7 2021

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...East winds to 25 knots. Wind waves 7 feet. Scattered
heavy showers through the day. Slight chance of thunderstorms in
the afternoon.
.TONIGHT...East winds to 25 knots. Wind waves 7 feet. Scattered
heavy showers and slight chance of thunderstorms.
.SATURDAY...East winds 20 knots. Wind waves 6 feet. Scattered
showers.
.SATURDAY NIGHT...East winds 15 knots. Wind waves 6 feet. North
swell 3 feet. Scattered showers.
.SUNDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
3 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 6 feet. Northwest
swell 4 feet. Scattered showers.
.MONDAY...East winds 15 knots. Wind waves 5 to 6 feet. Northwest
swell 3 to 4 feet. Scattered showers.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Scattered showers.

$$

PHZ123-080200-
Big Island Leeward Waters-
300 AM HST Fri May 7 2021

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...West of the Big Island, north winds 10 knots backing
northwest in the afternoon. Near South Point, east winds to
25 knots. Wind waves 6 feet. Isolated heavy showers through the
day. Slight chance of thunderstorms in the afternoon.
.TONIGHT...West of the Big Island, north winds 10 knots in the
evening becoming variable less than 10 knots. Near South Point,
east winds to 25 knots. Wind waves 7 feet. Scattered heavy
showers and slight chance of thunderstorms.
.SATURDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 7 feet.
Isolated showers.
.SATURDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves 6 feet.
Isolated showers.
.SUNDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 6 feet.
Isolated showers in the morning.
.SUNDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 7 feet.
Northwest swell 3 feet. Isolated showers.
.MONDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 6 to 7 feet.
Northwest swell 3 feet. Isolated showers.
.TUESDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 6 feet.
Isolated showers.

$$

PHZ124-080200-
Big Island Southeast Waters-
300 AM HST Fri May 7 2021

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...East winds to 25 knots. Wind waves 6 feet. Scattered
heavy showers through the day. Slight chance of thunderstorms in
the afternoon.
.TONIGHT...East winds to 25 knots. Wind waves 6 feet. Scattered
heavy showers and slight chance of thunderstorms.
.SATURDAY...East winds to 25 knots. Wind waves 6 feet. Scattered
showers.
.SATURDAY NIGHT...East winds 20 knots. Wind waves 6 feet. North
swell 3 feet in the evening. Scattered showers.
.SUNDAY...East winds 20 knots. Wind waves 6 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet. Scattered showers.
.MONDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
3 feet. Isolated showers.
.TUESDAY...East winds 20 knots. Wind waves 6 feet. Isolated
showers.

$$

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



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