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Menu of Text Products for the Hawaiian Islands and the Tropical Pacific/Atlantic Oceans:
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Select Product Type: All | Routine Bulletins/FCSTS | Warnings/Watches/Advisories | HAWN Weather | Tropical | Marine | Aviation | Daily Obs | Special
Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

229
FZHW50 PHFO 201332
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
332 AM HST Sun Aug 20 2017

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

PHZ100-210215-
332 AM HST Sun Aug 20 2017

.Synopsis for Hawaiian coastal waters...
A surface high will remain far northeast of the area and weaken
through Tuesday. A new surface high will build far north of the
area on Monday. A low aloft will track southwest across the
region today through Tuesday.

$$

PHZ110-210215-
Kauai Northwest Waters-
332 AM HST Sun Aug 20 2017

.TODAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Showers likely
through the night. Slight chance of thunderstorms after midnight.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Showers likely
and slight chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Showers
likely and slight chance of thunderstorms.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Scattered
showers.
.TUESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Scattered showers.
.WEDNESDAY...East winds 20 knots. Wind waves 7 feet. Scattered
showers.
.THURSDAY...East winds 20 knots. Wind waves 6 to 7 feet. Swell
east 3 feet. Scattered showers.

$$

PHZ111-210215-
Kauai Windward Waters-
332 AM HST Sun Aug 20 2017

.TODAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers.
.TONIGHT...East winds 15 knots. Wind waves 5 feet. Showers likely
through the night. Slight chance of thunderstorms after midnight.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Showers likely
and slight chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Showers
likely and slight chance of thunderstorms.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Showers likely
in the morning, then scattered showers in the afternoon.
.TUESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Scattered showers in the evening, then showers likely after
midnight.
.WEDNESDAY...East winds 15 knots. Wind waves 7 feet. Scattered
showers.
.THURSDAY...East winds 15 knots. Wind waves 6 to 7 feet. Swell
east 3 feet. Scattered showers.

$$

PHZ112-210215-
Kauai Leeward Waters-
332 AM HST Sun Aug 20 2017

.TODAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers through the night. Slight chance of thunderstorms after
midnight.
.MONDAY...East winds 10 knots. Wind waves 3 feet. Scattered
showers and slight chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers and slight chance of thunderstorms.
.TUESDAY...East winds 10 knots. Wind waves 4 feet. Scattered
showers.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet. South
swell 3 feet after midnight. Scattered showers.
.WEDNESDAY...East winds 20 knots. Wind waves 6 feet. South swell
3 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Southeast
swell 3 feet. Scattered showers.

$$

PHZ113-210215-
Kauai Channel-
332 AM HST Sun Aug 20 2017

.TODAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.TONIGHT...East winds 15 knots. Wind waves 5 feet. Scattered
showers.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers through the day. Slight chance of thunderstorms in the
afternoon.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Slight
chance of thunderstorms in the evening. Scattered showers through
the night.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Scattered
showers.
.TUESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Scattered showers.
.WEDNESDAY...East winds 20 knots. Wind waves 7 feet. South swell
3 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 6 to 7 feet.
Southeast swell 3 feet and east 3 feet. Isolated showers.

$$

PHZ114-210215-
Oahu Windward Waters-
332 AM HST Sun Aug 20 2017

.TODAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers.
.TONIGHT...East winds 15 knots. Wind waves 5 feet. Showers likely
through the night. Slight chance of thunderstorms after midnight.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Showers likely
and slight chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Showers
likely.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Showers likely
in the morning, then scattered showers in the afternoon.
.TUESDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Showers
likely.
.WEDNESDAY...East winds 20 knots. Wind waves 7 feet. Scattered
showers.
.THURSDAY...East winds 20 knots. Wind waves 7 feet. Swell east
3 feet. Scattered showers.

$$

PHZ115-210215-
Oahu Leeward Waters-
332 AM HST Sun Aug 20 2017

.TODAY...East winds 15 knots. Wind waves 4 feet. Isolated showers
through the day.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Isolated
showers in the evening, then scattered showers after midnight.
.MONDAY...East winds 10 knots. Wind waves 3 feet. Scattered
showers.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Slight
chance of thunderstorms in the evening. Scattered showers through
the night.
.TUESDAY...East winds 10 knots. Wind waves 4 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.TUESDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 6 feet. South swell
3 feet. Scattered showers.
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Southeast
swell 3 feet and east 3 feet. Isolated showers.

$$

PHZ116-210215-
Kaiwi Channel-
332 AM HST Sun Aug 20 2017

.TODAY...Northeast winds 15 knots. Wind waves 4 feet. Isolated
showers in the morning, then scattered showers in the afternoon.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Showers likely
in the evening, then scattered showers after midnight.
.MONDAY...Northeast winds 15 knots. Wind waves 4 feet. Scattered
showers.
.MONDAY NIGHT...East winds 15 knots. Wind waves 5 feet. Slight
chance of thunderstorms in the evening. Scattered showers through
the night.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Scattered
showers.
.TUESDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Showers
likely in the evening, then scattered showers after midnight.
.WEDNESDAY...East winds 20 knots. Wind waves 7 feet. Scattered
showers.
.THURSDAY...East winds 20 knots. Wind waves 7 feet. Swell east
3 feet. Isolated showers.

$$

PHZ117-210215-
Maui County Windward Waters-
332 AM HST Sun Aug 20 2017

.TODAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Showers likely
through the night. Slight chance of thunderstorms after midnight.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Slight chance
of thunderstorms in the morning. Showers likely through the day.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Showers
likely.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Showers
likely.
.TUESDAY NIGHT...East winds 20 knots. Wind waves 6 feet. Showers
likely in the evening, then occasional showers after midnight.
.WEDNESDAY...East winds 20 knots. Wind waves 7 feet. Scattered
showers.
.THURSDAY...East winds 20 knots. Wind waves 7 feet. Swell east
3 feet. Scattered showers.

$$

PHZ118-210215-
Maui County Leeward Waters-
332 AM HST Sun Aug 20 2017

.TODAY...Northeast winds 15 knots. Wind waves 4 feet. Isolated
showers.
.TONIGHT...Northeast winds 20 knots. Wind waves 4 feet. Isolated
showers in the evening, then scattered showers after midnight.
.MONDAY...Northeast winds 10 knots. Wind waves 4 feet. Scattered
showers.
.MONDAY NIGHT...East winds 10 knots. Wind waves 4 feet. Scattered
showers and slight chance of thunderstorms in the evening, then
isolated showers after midnight.
.TUESDAY...East winds 10 knots. Wind waves 5 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.TUESDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
Isolated showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 6 feet.
Isolated showers.
.THURSDAY...Northeast winds 15 knots. Wind waves 6 feet. Isolated
showers.

$$

PHZ119-210215-
Maalaea Bay-
332 AM HST Sun Aug 20 2017

.TODAY...North winds 20 knots backing west in the afternoon. 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...Northeast winds 20 knots. Wind waves 2 feet or less.
Scattered showers in the afternoon.
.MONDAY NIGHT...North winds 20 knots. Wind waves 2 feet or less.
Scattered showers in the evening, then isolated showers after
midnight.
.TUESDAY...North winds 20 knots. Wind waves 2 feet or less.
Scattered showers in the morning, then isolated showers in the
afternoon.
.TUESDAY NIGHT...North winds to 25 knots. Wind waves 2 feet or
less. Isolated showers through the night.
.WEDNESDAY...North winds to 25 knots. Wind waves 3 feet.
.THURSDAY...Northeast winds to 25 knots. Wind waves 3 feet.

$$

PHZ120-210215-
Pailolo Channel-
332 AM HST Sun Aug 20 2017

.TODAY...East winds 20 knots. Wind waves 4 feet. Isolated showers
through the day.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Scattered
showers.
.MONDAY...East winds 20 knots. Wind waves 4 feet. Scattered
showers.
.MONDAY NIGHT...East winds 20 knots. Wind waves 4 feet. Scattered
showers in the evening, then isolated showers after midnight.
.TUESDAY...East winds 20 knots. Wind waves 5 feet. Scattered
showers.
.TUESDAY NIGHT...East winds to 25 knots. Wind waves 5 feet.
Isolated showers.
.WEDNESDAY...East winds to 25 knots. Wind waves 7 feet. Isolated
showers.
.THURSDAY...East winds to 25 knots. Wind waves 6 feet. Swell east
3 feet. Isolated showers.

$$

PHZ121-210215-
Alenuihaha Channel-
332 AM HST Sun Aug 20 2017

.TODAY...East winds 20 knots. Wind waves 5 feet. Isolated showers
in the morning. Scattered showers in the afternoon.
.TONIGHT...East winds 20 knots. Wind waves 6 feet. Isolated
showers.
.MONDAY...East winds 20 knots. Wind waves 5 feet. Isolated
showers.
.MONDAY NIGHT...East winds 20 knots. Wind waves 5 feet. Isolated
showers in the evening, then scattered showers after midnight.
.TUESDAY...East winds 20 knots. Wind waves 6 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.TUESDAY NIGHT...East winds to 25 knots. Wind waves 7 feet.
Scattered showers in the evening, then isolated showers after
midnight.
.WEDNESDAY...East winds to 25 knots. Wind waves 8 feet. Isolated
showers.
.THURSDAY...East winds to 25 knots. Wind waves 8 feet. Swell east
3 feet. Isolated showers.

$$

PHZ122-210215-
Big Island Windward Waters-
332 AM HST Sun Aug 20 2017

.TODAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Showers
likely.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Showers likely.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Showers
likely.
.TUESDAY...East winds 15 knots. Wind waves 5 feet. Occasional
showers in the morning, then showers likely in the afternoon.
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Occasional showers.
.WEDNESDAY...East winds 15 knots. Wind waves 7 feet. Swell east
3 feet. Scattered showers.
.THURSDAY...East winds 15 knots. Wind waves 6 feet. Swell east
3 feet. Scattered showers.

$$

PHZ123-210215-
Big Island Leeward Waters-
332 AM HST Sun Aug 20 2017

.TODAY...West of the Big Island, winds variable less than
10 knots becoming southwest 10 knots in the afternoon. Near South
Point, north winds 10 knots becoming east 20 knots in the
afternoon. Wind waves 4 feet. Haze through the day. Isolated
showers through the day.
.TONIGHT...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 5 feet. Haze.
Isolated showers.
.MONDAY...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 5 feet. Haze.
Isolated showers.
.MONDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 5 feet. Haze.
Isolated showers.
.TUESDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 7 feet. Haze.
Isolated showers.
.TUESDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east to 25 knots near South Point. Wind waves
8 feet. Haze. Scattered showers.
.WEDNESDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 9 feet.
South swell 3 feet. Haze. Isolated showers.
.THURSDAY...Winds variable less than 10 knots west of the Big
Island...east to 25 knots near South Point. Wind waves 9 feet.
Southeast swell 3 feet and east 3 feet. Haze. Isolated showers.

$$

PHZ124-210215-
Big Island Southeast Waters-
332 AM HST Sun Aug 20 2017

.TODAY...Northeast winds 20 knots. Wind waves 5 feet. Scattered
showers.
.TONIGHT...Northeast winds 20 knots. Wind waves 5 feet. Showers
likely.
.MONDAY...East winds 15 knots. Wind waves 5 feet. Showers likely
in the morning, then scattered showers in the afternoon.
.MONDAY NIGHT...Northeast winds 20 knots. Wind waves 5 feet.
Scattered showers in the evening, then showers likely after
midnight.
.TUESDAY...East winds 20 knots. Wind waves 6 feet. Occasional
showers in the morning, then showers likely in the afternoon.
.TUESDAY NIGHT...East winds to 25 knots. Wind waves 7 feet.
Occasional showers.
.WEDNESDAY...East winds to 25 knots. Wind waves 8 to 9 feet.
Southeast swell 3 feet and east 3 feet. Scattered showers.
.THURSDAY...East winds to 25 knots. Wind waves 8 to 9 feet.
Southeast swell 3 feet and east 3 feet. Scattered showers.

$$

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



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