Coastal Waters Forecast
Issued by NWS Honolulu, HI

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000
FZHW50 PHFO 191933
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
933 AM HST Sat Aug 19 2017

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

PHZ100-200830-
933 AM HST Sat Aug 19 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 pass north of the area through
early next week.

$$

PHZ110-200830-
Kauai Northwest Waters-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...East winds 15 knots. Wind waves 3 feet.
Scattered showers.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers.
.SUNDAY...East winds 15 knots. Wind waves 3 feet. Scattered
showers.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Heavy
showers likely in the evening. Slight chance of thunderstorms
through the night. Scattered heavy showers after midnight.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Scattered heavy
showers and slight chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Heavy
showers likely and slight chance of thunderstorms.
.TUESDAY...East winds 15 knots. Wind waves 6 to 7 feet. Scattered
showers.
.WEDNESDAY...East winds 20 knots. Wind waves 7 feet. Scattered
showers.

$$

PHZ111-200830-
Kauai Windward Waters-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...East winds 15 knots. Wind waves 3 feet.
Scattered showers.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers in the evening, then showers likely after midnight.
.SUNDAY...East winds 15 knots. Wind waves 3 feet. Showers likely
in the morning, then scattered showers in the afternoon.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
heavy showers in the evening. Slight chance of thunderstorms
through the night. Heavy showers likely after midnight.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Heavy showers
likely and slight chance of thunderstorms.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Heavy
showers likely and slight chance of thunderstorms.
.TUESDAY...East winds 15 knots. Wind waves 6 to 7 feet. Showers
likely.
.WEDNESDAY...East winds 15 knots. Wind waves 7 to 8 feet.
Scattered showers.

$$

PHZ112-200830-
Kauai Leeward Waters-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...East winds 15 knots. Wind waves 4 feet. Isolated
showers.
.TONIGHT...East winds 15 knots. Wind waves 5 feet. Isolated
showers.
.SUNDAY...East winds 15 knots. Wind waves 3 feet in the morning
then 2 feet or less. Isolated showers.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 3 feet. Isolated
showers in the evening, then scattered showers after midnight.
.MONDAY...East winds 10 knots. Wind waves 4 feet. Scattered
showers and slight chance of thunderstorms in the morning, then
isolated showers in the afternoon.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers.
.TUESDAY...East winds 10 knots. Wind waves 4 to 6 feet. South
swell 3 feet. Scattered showers.
.WEDNESDAY...East winds 20 knots. Wind waves 6 feet. South swell
3 feet. Scattered showers.

$$

PHZ113-200830-
Kauai Channel-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...Northeast winds 15 knots. Wind waves 4 feet.
Isolated showers through the day.
.TONIGHT...Northeast winds 15 knots. Wind waves 5 feet. Isolated
showers.
.SUNDAY...East winds 15 knots. Wind waves 3 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Isolated
showers.
.MONDAY...East winds 15 knots. Wind waves 4 feet. Isolated
showers.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers.
.TUESDAY...East winds 15 knots. Wind waves 6 to 7 feet. South
swell 3 feet. Scattered showers.
.WEDNESDAY...East winds 20 knots. Wind waves 7 feet. South swell
3 feet. Scattered showers.

$$

PHZ114-200830-
Oahu Windward Waters-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...East winds 15 knots. Wind waves 4 feet.
Scattered showers.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers in the evening, then showers likely after midnight.
.SUNDAY...East winds 15 knots. Wind waves 4 feet. Showers likely
in the morning, then scattered showers in the afternoon.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 5 feet. Showers
likely.
.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 6 to 7 feet. Showers
likely.
.WEDNESDAY...East winds 20 knots. Wind waves 7 to 8 feet.
Scattered showers.

$$

PHZ115-200830-
Oahu Leeward Waters-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...East winds 15 knots. Wind waves 4 feet. Isolated
showers.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Isolated
showers.
.SUNDAY...East winds 15 knots. Wind waves 2 feet or less.
Isolated showers.
.SUNDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
Isolated showers.
.MONDAY...East winds 10 knots. Wind waves 3 feet. Isolated
showers.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers.
.TUESDAY...East winds 10 knots rising to 20 knots after midnight.
Wind waves 4 to 5 feet. Scattered showers.
.WEDNESDAY...East winds 15 knots. Wind waves 5 to 6 feet. South
swell 3 feet. Scattered showers.

$$

PHZ116-200830-
Kaiwi Channel-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...Northeast winds 20 knots. Wind waves 4 feet.
Isolated showers.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers in the evening, then isolated showers after midnight.
.SUNDAY...Northeast winds 15 knots. Wind waves 4 feet. Isolated
showers in the morning, then scattered showers in the afternoon.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 5 feet. Scattered
showers in the evening, then isolated showers after midnight.
.MONDAY...Northeast winds 15 knots. Wind waves 4 feet. Showers
likely in the morning, then isolated showers in the afternoon.
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers.
.TUESDAY...East winds 15 knots. Wind waves 6 to 7 feet. Scattered
showers.
.WEDNESDAY...East winds 20 knots. Wind waves 7 to 8 feet.
Scattered showers.

$$

PHZ117-200830-
Maui County Windward Waters-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...East winds 15 knots. Wind waves 4 feet.
Scattered showers.
.TONIGHT...East winds 20 knots. Wind waves 4 feet. Showers
likely.
.SUNDAY...East winds 15 knots. Wind waves 3 feet. Showers likely.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 4 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 to 7 feet. Showers
likely.
.WEDNESDAY...East winds 20 knots. Wind waves 7 feet. Scattered
showers.

$$

PHZ118-200830-
Maui County Leeward Waters-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...East winds 20 knots. Wind waves 4 feet.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Isolated
showers.
.SUNDAY...East winds 15 knots. Wind waves 2 feet or less.
Isolated showers through the day.
.SUNDAY NIGHT...East winds 10 knots. Wind waves 3 feet. Isolated
showers.
.MONDAY...Northeast winds 10 knots. Wind waves 3 feet. Isolated
showers.
.MONDAY NIGHT...East winds 10 knots. Wind waves 3 feet. Isolated
showers.
.TUESDAY...East winds 10 knots. Wind waves 4 to 5 feet. Isolated
showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 6 feet.
Isolated showers.

$$

PHZ119-200830-
Maalaea Bay-
933 AM HST Sat Aug 19 2017

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

$$

PHZ120-200830-
Pailolo Channel-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...East winds 20 knots. Wind waves 4 feet.
Scattered showers late in the morning. Isolated showers in the
afternoon.
.TONIGHT...East winds 20 knots. Wind waves 4 feet. Isolated
showers in the evening, then scattered showers after midnight.
.SUNDAY...East winds 20 knots. Wind waves 3 feet. Isolated
showers in the morning, then scattered showers in the afternoon.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 4 feet. Scattered
showers in the evening, then isolated showers after midnight.
.MONDAY...East winds 20 knots. Wind waves 4 feet. Scattered
showers in the morning, then isolated showers in the afternoon.
.MONDAY NIGHT...East winds 20 knots. Wind waves 4 feet. Isolated
showers.
.TUESDAY...East winds 20 knots. Wind waves 5 to 6 feet. Scattered
showers.
.WEDNESDAY...East winds to 25 knots. Wind waves 6 to 7 feet.
Isolated showers.

$$

PHZ121-200830-
Alenuihaha Channel-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...East winds 20 knots. Wind waves 5 feet.
Scattered showers.
.TONIGHT...East winds 20 knots. Wind waves 5 feet. Isolated
showers.
.SUNDAY...East winds 20 knots. Wind waves 4 feet. Isolated
showers through the day.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 5 feet. Isolated
showers.
.MONDAY...East winds 20 knots. Wind waves 5 feet. Isolated
showers.
.MONDAY NIGHT...East winds 20 knots. Wind waves 4 feet. Isolated
showers.
.TUESDAY...East winds 20 knots. Wind waves 6 to 7 feet. Isolated
showers.
.WEDNESDAY...East winds to 25 knots. Wind waves 8 feet. Isolated
showers.

$$

PHZ122-200830-
Big Island Windward Waters-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...East winds 15 knots. Wind waves 4 feet.
Scattered showers.
.TONIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers in the evening, then showers likely after midnight.
.SUNDAY...East winds 15 knots. Wind waves 4 feet. Showers likely
in the morning, then scattered showers in the afternoon.
.SUNDAY NIGHT...East winds 15 knots. Wind waves 4 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 to 7 feet. Showers
likely.
.WEDNESDAY...East winds 15 knots. Wind waves 7 feet. Southeast
swell 3 feet. Scattered showers.

$$

PHZ123-200830-
Big Island Leeward Waters-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves 6 feet.
Isolated showers late in the morning.
.TONIGHT...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 6 feet. Haze
through the night. Isolated showers through the night.
.SUNDAY...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 3 feet. Haze
through the day. Isolated showers through the day.
.SUNDAY 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.
.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 4 feet. Haze
through the night. Scattered showers in the evening. Isolated
showers after midnight.
.TUESDAY...Winds variable less than 10 knots west of the Big
Island...east 20 knots near South Point. Wind waves 6 to 8 feet.
South swell 3 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.

$$

PHZ124-200830-
Big Island Southeast Waters-
933 AM HST Sat Aug 19 2017

.REST OF TODAY...East winds 20 knots. Wind waves 6 feet.
Scattered showers late in the morning, then isolated showers in
the afternoon.
.TONIGHT...Northeast winds 20 knots. Wind waves 6 feet. Scattered
showers.
.SUNDAY...Northeast winds 15 knots. Wind waves 4 feet. Scattered
showers.
.SUNDAY NIGHT...East winds 20 knots. Wind waves 5 feet. Scattered
showers in the evening, then showers likely after midnight.
.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 to 8 feet. Southeast
swell 3 feet. Occasional showers.
.WEDNESDAY...East winds to 25 knots. Wind waves 9 feet. Southeast
swell 3 feet. Scattered showers.

$$



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