University of Hawaii Meteorology: Bulletins

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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

189
FZHW50 PHFO 241943
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
943 AM HST Sun May 24 2020

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

PHZ100-250815-
943 AM HST Sun May 24 2020

.Synopsis for Hawaiian coastal waters...
A surface ridge 350 nm north of Kauai will drift southward during
the next couple of days, while a weak trough just northwest of
kauai moves away from the islands and dissipates. Moderate to
fresh easterly trade winds will hold around the Big Island and
Maui through Tuesday, while gentle to moderate east-southeast
winds will prevail from Kauai to Molokai. Trade winds will
strengthen state-wide on Wednesday as high pressure builds north
of the state.

$$

PHZ110-250815-
Kauai Northwest Waters-
943 AM HST Sun May 24 2020

.REST OF TODAY...Southeast winds 15 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers through the day.
.TONIGHT...East winds 10 knots. Wind waves 4 feet. Northwest
swell 4 feet. Slight chance of showers in the evening, then
chance of showers after midnight.
.MONDAY...East winds 10 knots. Wind waves 3 feet. Northwest swell
3 feet. Chance of showers in the morning, then isolated showers
in the afternoon.
.MONDAY NIGHT...East winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 3 feet. Northwest swell
3 feet. Isolated showers.
.TUESDAY...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY NIGHT...East winds 10 knots. Wind waves 3 feet.
Northwest swell 4 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 4 feet. North swell
4 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 4 to 5 feet. North
swell 3 to 4 feet. Scattered showers.

$$

PHZ111-250815-
Kauai Windward Waters-
943 AM HST Sun May 24 2020

.REST OF TODAY...Southeast winds 15 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Northwest
swell 4 feet. Isolated showers in the evening, then chance of
showers after midnight.
.MONDAY...East winds 10 knots. Wind waves 3 feet. Northwest swell
3 feet. Chance of showers in the morning, then isolated showers
in the afternoon.
.MONDAY NIGHT...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY NIGHT...East winds 10 knots. Wind waves 3 feet.
Northwest swell 3 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 to 4 feet. Scattered showers.
.THURSDAY...East winds 15 knots. Wind waves 4 feet. North swell
3 to 4 feet. Scattered showers.

$$

PHZ112-250815-
Kauai Leeward Waters-
943 AM HST Sun May 24 2020

.REST OF TODAY...Southeast winds 10 knots. Wind waves 3 feet.
Northwest swell 4 feet. Isolated showers in the afternoon.
.TONIGHT...Winds variable less than 10 knots becoming northeast
10 knots after midnight. Wind waves 3 feet. Northwest swell
4 feet. Slight chance of showers in the evening, then chance of
showers after midnight.
.MONDAY...East winds 10 knots. Wind waves 3 feet in the morning
then 2 feet or less. Northwest swell 3 feet. Chance of showers in
the morning, then isolated showers in the afternoon.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Northwest swell 3 feet. Isolated showers.
.TUESDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. Northwest swell 3 feet. Isolated showers through the
day.
.TUESDAY NIGHT...East winds 10 knots. Wind waves 2 feet or less.
Northwest swell 3 feet. Isolated showers.
.WEDNESDAY...East winds 15 knots. Wind waves 3 to 4 feet.
Northwest swell 3 to 4 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 to 4 feet. Isolated showers.

$$

PHZ113-250815-
Kauai Channel-
943 AM HST Sun May 24 2020

.REST OF TODAY...East winds 15 knots. Wind waves 4 feet.
Northwest swell 4 feet. Isolated showers.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Northwest
swell 4 feet. Slight chance of showers.
.MONDAY...East winds 15 knots. Wind waves 3 feet. Northwest swell
3 feet. Chance of showers in the morning, then isolated showers
in the afternoon.
.MONDAY NIGHT...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers through the day.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 3 feet.
Northwest swell 3 feet. Isolated showers.
.WEDNESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 to 4 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 to 4 feet. Isolated showers.

$$

PHZ114-250815-
Oahu Windward Waters-
943 AM HST Sun May 24 2020

.REST OF TODAY...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers through the day.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Northwest
swell 4 feet. Slight chance of showers through the night.
.MONDAY...East winds 15 knots. Wind waves 3 feet. Northwest swell
4 feet. Slight chance of showers.
.MONDAY NIGHT...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 3 feet.
Northwest swell 3 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 to 4 feet. Scattered showers.
.THURSDAY...East winds 15 knots. Wind waves 4 to 5 feet. North
swell 3 to 4 feet. Scattered showers.

$$

PHZ115-250815-
Oahu Leeward Waters-
943 AM HST Sun May 24 2020

.REST OF TODAY...East winds 10 knots. Wind waves 3 feet.
Northwest swell 3 feet. Isolated showers.
.TONIGHT...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet. Chance of showers in the evening, then slight
chance of showers after midnight.
.MONDAY...Southeast winds 15 knots. Wind waves 3 feet in the
morning then 2 feet or less. Northwest swell 3 feet. Slight
chance of showers in the morning.
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Northwest swell 3 feet.
.TUESDAY...East winds 10 knots. Wind waves 2 feet or less.
Northwest swell 3 feet.
.TUESDAY NIGHT...East winds 10 knots. Wind waves 2 feet or less.
Northwest swell 3 feet in the evening.
.WEDNESDAY...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 to 4 feet.
.THURSDAY...East winds 15 knots. Wind waves 3 to 4 feet.
Northwest swell 3 to 4 feet.

$$

PHZ116-250815-
Kaiwi Channel-
943 AM HST Sun May 24 2020

.REST OF TODAY...East winds 15 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers through the day.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Northwest
swell 4 feet. Slight chance of showers through the night.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Northwest swell
3 feet. Slight chance of showers through the day.
.MONDAY NIGHT...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY...East winds 15 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 3 feet.
Northwest swell 3 feet. Isolated showers.
.WEDNESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 to 4 feet. Isolated showers.
.THURSDAY...East winds 15 knots. Wind waves 4 to 5 feet.
Northwest swell 3 to 4 feet. Isolated showers.

$$

PHZ117-250815-
Maui County Windward Waters-
943 AM HST Sun May 24 2020

.REST OF TODAY...East winds 20 knots. Wind waves 5 feet.
Northwest swell 4 feet. Isolated showers.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Northwest
swell 4 feet. Slight chance of showers through the night.
.MONDAY...East winds 20 knots. Wind waves 4 feet. Northwest swell
4 feet. Slight chance of showers.
.MONDAY NIGHT...East winds 10 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 4 feet.
Northwest swell 3 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 4 to 5 feet.
Northwest swell 3 to 4 feet. Scattered showers.
.THURSDAY...East winds 15 knots. Wind waves 4 to 5 feet. North
swell 3 to 4 feet. Scattered showers.

$$

PHZ118-250815-
Maui County Leeward Waters-
943 AM HST Sun May 24 2020

.REST OF TODAY...East winds 15 knots. Wind waves 4 feet.
Northwest swell 3 feet in the afternoon. Isolated showers.
.TONIGHT...East winds 15 knots. Wind waves 3 feet. Northwest
swell 3 feet. Slight chance of showers.
.MONDAY...Southeast winds 15 knots. Wind waves 3 feet. Northwest
swell 3 feet. Slight chance of showers in the morning.
.MONDAY NIGHT...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet in the evening.
.TUESDAY...East winds 10 knots. Wind waves 3 feet in the morning
then 2 feet or less.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 3 feet. Isolated
showers.
.WEDNESDAY...East winds 15 knots. Wind waves 3 to 5 feet.
Northwest swell 3 feet.
.THURSDAY...East winds 15 knots. Wind waves 4 to 5 feet.
Northwest swell 3 feet.

$$

PHZ119-250815-
Maalaea Bay-
943 AM HST Sun May 24 2020

.REST OF TODAY...North winds 20 knots. Wind waves 2 feet or less.
Isolated showers in the afternoon.
.TONIGHT...North winds 20 knots. Wind waves 2 feet or less.
Isolated showers in the evening.
.MONDAY...North winds 20 knots. Wind waves 2 feet or less.
.MONDAY NIGHT...North winds 10 knots. Wind waves 2 feet or less.
.TUESDAY...North winds 15 knots. Wind waves 2 feet or less.
.TUESDAY NIGHT...North winds 15 knots. Wind waves 2 feet or less.
.WEDNESDAY...North winds 15 knots. Wind waves 2 feet or less.
.THURSDAY...North winds 20 knots. Wind waves 2 feet or less.

$$

PHZ120-250815-
Pailolo Channel-
943 AM HST Sun May 24 2020

.REST OF TODAY...East winds 20 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers through the day.
.TONIGHT...East winds 20 knots. Wind waves 4 feet. Northwest
swell 3 feet. Slight chance of showers.
.MONDAY...East winds 20 knots. Wind waves 3 feet. Northwest swell
3 feet. Slight chance of showers.
.MONDAY NIGHT...East winds 10 knots. Wind waves 3 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY...East winds 15 knots. Wind waves 3 feet. Isolated
showers.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 3 feet. Isolated
showers.
.WEDNESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.THURSDAY...East winds 20 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.

$$

PHZ121-250815-
Alenuihaha Channel-
943 AM HST Sun May 24 2020

.REST OF TODAY...East winds 20 knots. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Northwest
swell 3 feet. Slight chance of showers.
.MONDAY...East winds 20 knots. Wind waves 4 feet. Northwest swell
3 feet. Slight chance of showers.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 3 feet.
Northwest swell 3 feet. Isolated showers.
.WEDNESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 to 4 feet. Isolated showers.
.THURSDAY...East winds 20 knots. Wind waves 4 to 5 feet.
Northwest swell 3 to 4 feet. Isolated showers.

$$

PHZ122-250815-
Big Island Windward Waters-
943 AM HST Sun May 24 2020

.REST OF TODAY...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet. Isolated showers through the day.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Northwest
swell 4 feet. Chance of showers through the night.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Northwest swell
4 feet. Slight chance of showers.
.MONDAY NIGHT...East winds 10 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY...East winds 10 knots. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 3 feet.
Northwest swell 3 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 to 4 feet. Scattered showers.
.THURSDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 3 to 4 feet. Scattered showers.

$$

PHZ123-250815-
Big Island Leeward Waters-
943 AM HST Sun May 24 2020

.REST OF TODAY...West winds 10 knots west of the Big Island...
east 20 knots near South Point. Wind waves 5 feet. Northwest
swell 3 feet in the afternoon. Isolated showers.
.TONIGHT...West of the Big Island, northwest winds 10 knots
backing southeast after midnight. Near South Point, east winds
20 knots. Wind waves 5 feet. Northwest swell 3 feet. Slight
chance of showers.
.MONDAY...West of the Big Island, southeast winds 10 knots
veering west in the afternoon. Near South Point, east winds
20 knots. Wind waves 5 feet. Northwest swell 3 feet. Slight
chance of showers through the day.
.MONDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 4 feet.
Isolated showers.
.TUESDAY...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 4 feet.
Isolated showers.
.TUESDAY NIGHT...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 4 feet. Isolated showers.
.WEDNESDAY...West of the Big Island, north winds 10 knots in the
morning becoming variable less than 10 knots. Near South Point,
east winds 15 knots. Wind waves 5 to 6 feet. Isolated showers.
.THURSDAY...West of the Big Island, winds variable less than
10 knots becoming northwest 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 6 feet. Northwest
swell 3 feet. Isolated showers.

$$

PHZ124-250815-
Big Island Southeast Waters-
943 AM HST Sun May 24 2020

.REST OF TODAY...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet in the afternoon. Scattered showers late
in the morning, then isolated showers in the afternoon.
.TONIGHT...East winds 15 knots. Wind waves 5 feet. Northwest
swell 3 feet. Slight chance of showers through the night.
.MONDAY...East winds 10 knots. Wind waves 5 feet. Northwest swell
3 feet. Slight chance of showers through the day.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Isolated
showers.
.TUESDAY...East winds 15 knots. Wind waves 4 feet. Isolated
showers through the day.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Isolated
showers.
.WEDNESDAY...East winds 15 knots. Wind waves 5 feet. Isolated
showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 4 to 5 feet.
Northwest swell 3 feet. Isolated showers.

$$

The NWS is soliciting comments on a proposal to change Small Craft
Advisory to Small Craft Warning. This survey will be open through
June 30th, 2020. http://www.surveymonkey.com/r/VZGX6BF

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

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