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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

381
FZHW50 PHFO 171930
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
930 AM HST Sun Nov 17 2019

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

PHZ100-180800-
930 AM HST Sun Nov 17 2019

.Synopsis for Hawaiian coastal waters...
The remnants of a dissipating front in the western part of the
state, a surface trough near the Big Island moving west slowly,
and a disturbance aloft will continue to bring the threat of
thunderstorms through Tuesday. Stronger trade winds will begin to
return Wednesday, as high pressure strengthens north of the state.


$$

PHZ110-180800-
Kauai Northwest Waters-
930 AM HST Sun Nov 17 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY MONDAY MORNING...

.REST OF TODAY...Northeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 9 feet. Scattered heavy showers and chance of
thunderstorms.
.TONIGHT...Northeast winds to 25 knots. Wind waves 5 feet.
Northwest swell 7 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...East winds 20 knots. Wind waves 5 feet. North swell
5 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 6 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...Southeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 5 feet. Northwest swell
5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY NIGHT...East winds 10 knots. Wind waves 5 feet.
Northwest swell 4 feet increasing to 6 feet after midnight.
Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 6 to 7 feet.
Northwest swell 7 to 9 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 5 to 6 feet.
Northwest swell 8 to 10 feet. Scattered showers.

$$

PHZ111-180800-
Kauai Windward Waters-
930 AM HST Sun Nov 17 2019

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

.REST OF TODAY...Northeast winds 20 knots. Wind waves 5 feet.
Northwest swell 9 feet. Scattered heavy showers and chance of
thunderstorms.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 7 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...East winds 15 knots. Wind waves 5 feet. North swell
5 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 5 feet. North
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...Southeast winds 10 knots. Wind waves 5 feet. Northwest
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY NIGHT...East winds 10 knots. Wind waves 5 feet.
Northwest swell 4 feet. Scattered showers.
.WEDNESDAY...East winds 10 knots rising to 20 knots. Wind waves
6 to 7 feet. Northwest swell 7 to 9 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 5 to 6 feet.
Northwest swell 8 to 10 feet. Scattered showers.

$$

PHZ112-180800-
Kauai Leeward Waters-
930 AM HST Sun Nov 17 2019

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

.REST OF TODAY...Northeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 10 feet decreasing to 8 feet in the afternoon.
Scattered heavy showers and chance of thunderstorms.
.TONIGHT...Northeast winds 20 knots. Wind waves 5 feet. Northwest
swell 7 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...East winds 20 knots. Wind waves 5 feet. North swell
5 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...East winds 10 knots. Wind waves 5 feet. North
swell 6 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...Winds variable less than 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Scattered heavy showers and slight chance
of thunderstorms.
.TUESDAY NIGHT...Northeast winds 10 knots. Wind waves 4 feet.
Northwest swell 5 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 7 to 9 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 8 to 10 feet. Isolated showers.

$$

PHZ113-180800-
Kauai Channel-
930 AM HST Sun Nov 17 2019

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

.REST OF TODAY...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 9 feet. Scattered heavy showers and chance of
thunderstorms.
.TONIGHT...Northeast winds 20 knots. Wind waves 5 feet. Northwest
swell 7 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...East winds 20 knots. Wind waves 5 feet. North swell
5 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...East winds 10 knots. Wind waves 5 feet. North
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...Winds variable less than 10 knots. Wind waves 5 feet.
North swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY NIGHT...Northeast winds 10 knots. Wind waves 5 feet.
Northwest swell 4 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 7 to 9 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 7 to 9 feet. Isolated showers.

$$

PHZ114-180800-
Oahu Windward Waters-
930 AM HST Sun Nov 17 2019

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

.REST OF TODAY...Northeast winds 15 knots. Wind waves 5 feet.
Northwest swell 9 feet. Scattered heavy showers and chance of
thunderstorms.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 8 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...East winds 20 knots. Wind waves 5 feet. Northwest swell
6 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 6 feet. North
swell 6 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...East winds 10 knots. Wind waves 6 feet. Northwest
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 5 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 6 to 7 feet.
Northwest swell 7 to 9 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 8 to 10 feet. Scattered showers.

$$

PHZ115-180800-
Oahu Leeward Waters-
930 AM HST Sun Nov 17 2019

.REST OF TODAY...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 7 feet. Scattered heavy showers and chance of
thunderstorms.
.TONIGHT...Northeast winds 20 knots. Wind waves 4 feet. Northwest
swell 6 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...East winds 20 knots. Wind waves 3 feet. Northwest swell
5 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...East winds 10 knots. Wind waves 4 feet. Northwest
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...East winds 10 knots backing north in the afternoon.
Wind waves 3 feet. Northwest swell 5 feet. Scattered heavy
showers and slight chance of thunderstorms.
.TUESDAY NIGHT...Northeast winds 10 knots. Wind waves 4 feet.
Northwest swell 4 feet. Scattered showers.
.WEDNESDAY...East winds 10 knots becoming northeast 20 knots.
Wind waves 5 feet. Northwest swell 5 to 7 feet. Scattered
showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 5 to 6 feet.
Northwest swell 6 to 8 feet. Isolated showers.

$$

PHZ116-180800-
Kaiwi Channel-
930 AM HST Sun Nov 17 2019

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

.REST OF TODAY...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 9 feet. Scattered heavy showers and chance of
thunderstorms.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 7 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...East winds 20 knots. Wind waves 5 feet. North swell
5 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 6 feet. North
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...Northeast winds 10 knots. Wind waves 6 feet. North
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 6 to 8 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 7 to 9 feet. Scattered showers.

$$

PHZ117-180800-
Maui County Windward Waters-
930 AM HST Sun Nov 17 2019

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

.REST OF TODAY...East winds 15 knots. Wind waves 4 feet.
Northwest swell 9 feet. Scattered heavy showers and chance of
thunderstorms.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 7 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...East winds 20 knots. Wind waves 5 feet. Northwest swell
6 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...East winds 20 knots. Wind waves 6 feet. North
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 6 to 8 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 8 to 9 feet. Scattered showers.

$$

PHZ118-180800-
Maui County Leeward Waters-
930 AM HST Sun Nov 17 2019

.REST OF TODAY...Northeast winds 15 knots. Wind waves 3 feet.
Northwest swell 6 feet. Scattered heavy showers and chance of
thunderstorms.
.TONIGHT...East winds 20 knots. Wind waves 4 feet. Northwest
swell 5 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...Northeast winds 15 knots. Wind waves 4 feet. Northwest
swell 4 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. North
swell 4 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...Northeast winds 10 knots. Wind waves 4 feet. North
swell 4 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY NIGHT...East winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet.
Northwest swell 4 to 6 feet. Scattered showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 4 to 5 feet.
Northwest swell 5 to 6 feet. Isolated showers.

$$

PHZ119-180800-
Maalaea Bay-
930 AM HST Sun Nov 17 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON...

.REST OF TODAY...North winds 15 knots rising to to 25 knots in
the afternoon. Wind waves 2 feet or less. Scattered heavy showers
and chance of thunderstorms.
.TONIGHT...North winds to 25 knots. Wind waves 2 feet or less.
Scattered heavy showers and chance of thunderstorms.
.MONDAY...North winds 20 knots. Wind waves 2 feet or less.
Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...North winds 20 knots. Wind waves 2 feet or less.
Slight chance of thunderstorms and isolated heavy showers.
.TUESDAY...North winds 15 knots in the morning becoming variable
less than 10 knots. Wind waves 2 feet or less. Scattered heavy
showers and slight chance of thunderstorms.
.TUESDAY NIGHT...North winds 15 knots. Wind waves 2 feet or less.
Isolated showers.
.WEDNESDAY...North winds 20 knots. Wind waves 2 feet or less.
Scattered showers.
.THURSDAY...North winds to 25 knots. Wind waves 3 feet. Isolated
showers.

$$

PHZ120-180800-
Pailolo Channel-
930 AM HST Sun Nov 17 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON...

.REST OF TODAY...Northeast winds 15 knots becoming east to
25 knots in the afternoon. Wind waves 3 feet. Northwest swell
6 feet. Scattered heavy showers and chance of thunderstorms.
.TONIGHT...East winds to 25 knots. Wind waves 4 feet. Northwest
swell 5 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...East winds 20 knots. Wind waves 5 feet. Northwest swell
5 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 4 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...Southeast winds 10 knots. Wind waves 5 feet. Northwest
swell 4 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Scattered showers.
.WEDNESDAY...East winds 20 knots. Wind waves 5 feet. Northwest
swell 4 to 6 feet. Scattered showers.
.THURSDAY...East winds to 25 knots. Wind waves 5 feet. Northwest
swell 5 to 6 feet. Scattered showers.

$$

PHZ121-180800-
Alenuihaha Channel-
930 AM HST Sun Nov 17 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON...

.REST OF TODAY...Northeast winds 15 knots becoming east to
25 knots in the afternoon. Wind waves 5 feet. Northwest swell
9 feet. Scattered heavy showers and chance of thunderstorms.
.TONIGHT...East winds to 25 knots. Wind waves 5 feet. Northwest
swell 7 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...East winds 20 knots. Wind waves 5 feet. Northwest swell
5 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Northwest
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...East winds 10 knots. Wind waves 6 feet. Northwest
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Scattered showers.
.WEDNESDAY...East winds 20 knots. Wind waves 6 to 7 feet.
Northwest swell 5 to 7 feet. Scattered showers.
.THURSDAY...East winds to 25 knots. Wind waves 6 to 7 feet.
Northwest swell 7 to 9 feet. Isolated showers.

$$

PHZ122-180800-
Big Island Windward Waters-
930 AM HST Sun Nov 17 2019

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

.REST OF TODAY...East winds 15 knots. Wind waves 4 feet.
Northwest swell 9 feet. Heavy showers likely and chance of
thunderstorms.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 7 feet. Scattered heavy showers and chance of
thunderstorms.
.MONDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
6 feet. Heavy showers likely and chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 6 feet. Northwest
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 5 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 6 to 8 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 5 feet. Northwest
swell 8 to 9 feet. Scattered showers.

$$

PHZ123-180800-
Big Island Leeward Waters-
930 AM HST Sun Nov 17 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON...

.REST OF TODAY...West winds 10 knots west of the Big Island...
east 15 knots near South Point. Wind waves 5 feet. Northwest
swell 7 feet. Scattered heavy showers and chance of
thunderstorms.
.TONIGHT...West of the Big Island, west winds 10 knots in the
evening becoming variable less than 10 knots. Near South Point,
east winds to 25 knots. Wind waves 6 feet. Northwest swell
6 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY...West of the Big Island, winds variable less than
10 knots becoming west 10 knots in the afternoon. Near South
Point, east winds 20 knots. Wind waves 7 feet. Northwest swell
5 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 6 feet.
Northwest swell 3 feet. Scattered heavy showers and slight chance
of thunderstorms.
.TUESDAY...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 6 feet.
Northwest swell 3 feet. Scattered heavy showers and slight chance
of thunderstorms.
.TUESDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 15 knots near South Point. Wind waves 6 feet.
Northwest swell 3 feet. Isolated showers.
.WEDNESDAY...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 7 feet.
Northwest swell 4 to 6 feet. Scattered showers.
.THURSDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 7 feet.
Northwest swell 6 to 7 feet. Isolated showers.

$$

PHZ124-180800-
Big Island Southeast Waters-
930 AM HST Sun Nov 17 2019

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON...

.REST OF TODAY...East winds 15 knots becoming northeast to
25 knots in the afternoon. Wind waves 5 feet. Northwest swell
7 feet. Heavy showers likely and chance of thunderstorms.
.TONIGHT...Northeast winds to 25 knots. Wind waves 6 feet.
Northwest swell 6 feet. Heavy showers likely and chance of
thunderstorms.
.MONDAY...East winds 20 knots. Wind waves 7 feet. Northwest swell
5 feet. Scattered heavy showers and chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 6 feet. Northwest
swell 4 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 4 feet. Scattered heavy showers and slight chance of
thunderstorms.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 6 feet.
Northwest swell 4 feet. Scattered showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 7 feet.
Northwest swell 4 to 6 feet. Scattered showers.
.THURSDAY...Northeast winds to 25 knots. Wind waves 7 feet.
Northwest swell 6 to 7 feet. Scattered showers.

$$

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



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