Coastal Waters Forecast Issued: 04/19/2026 11:39:00 AM UTC
767
FZHW50 PHFO 190139
CWFHFO
Coastal Waters Forecast
National Weather Service Honolulu HI
339 PM HST Sat Apr 18 2026
Hawaiian coastal waters within 40 nautical miles including the
Hawaiian Islands Humpback Whale National Marine Sanctuary.
PHZ100-191415-
339 PM HST Sat Apr 18 2026
.Synopsis for Hawaiian coastal waters...
A high pressure system far north of the state will slowly drift
eastward this weekend. A series of low pressure systems
developing northwest of the islands will weaken the ridge over
the state, causing weak southeasterly winds to develop over the
western Hawaii region from Sunday into early next week.
$$
PHZ110-191415-
Kauai Northwest Waters-
339 PM HST Sat Apr 18 2026
.TONIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 4 feet at 7 seconds. A slight chance of showers.
.SUNDAY...East southeast winds 10 to 15 knots, rising to 15 to
20 knots in the afternoon. Seas 4 to 5 feet. Wave Detail: East
4 feet at 6 seconds. A slight chance of showers. A slight chance
of thunderstorms in the afternoon.
.SUNDAY NIGHT...East southeast winds 10 to 15 knots. Seas 4 to
5 feet. Wave Detail: East 4 feet at 7 seconds. A chance of
showers with a slight chance of thunderstorms.
.MONDAY...Southeast winds 7 to 10 knots. Seas 4 to 5 feet. Wave
Detail: East 4 feet at 6 seconds. A slight chance of
thunderstorms in the morning. A chance of showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Seas 4 to
5 feet. Wave Detail: East 4 feet at 6 seconds. A slight chance of
showers.
.TUESDAY...Winds variable less than 10 knots. Seas 4 to 5 feet.
Wave Detail: East northeast 4 feet at 7 seconds and northwest
3 feet at 15 seconds. A slight chance of showers in the morning,
then a chance of showers in the afternoon.
.TUESDAY NIGHT...Winds variable less than 10 knots. Seas 5 to
6 feet. Wave Detail: Northwest 4 feet at 12 seconds, northeast
4 feet at 17 seconds and east 3 feet at 5 seconds. A slight
chance of showers.
.WEDNESDAY...Winds variable less than 10 knots, becoming
northeast to 10 knots. Seas 6 to 7 feet. Wave Detail: Northeast
5 feet at 13 seconds, north northwest 4 feet at 13 seconds and
east 3 feet at 5 seconds. Isolated showers.
.THURSDAY...Northeast winds to 10 knots, rising to 15 knots. Seas
4 to 5 feet. Wave Detail: East 4 feet at 5 seconds, north
northeast 4 feet at 11 seconds and north northwest 3 feet at
16 seconds. Isolated showers. Scattered showers after midnight.
Winds and seas higher in and near tstms.
$$
PHZ111-191415-
Kauai Windward Waters-
339 PM HST Sat Apr 18 2026
.TONIGHT...East southeast winds 10 to 15 knots. Seas to 5 feet.
Wave Detail: East 4 feet at 7 seconds. A slight chance of showers
this evening.
.SUNDAY...East southeast winds 10 to 15 knots. Seas to 5 feet.
Wave Detail: East 4 feet at 6 seconds. A slight chance of showers
and thunderstorms in the afternoon.
.SUNDAY NIGHT...East southeast winds 10 to 15 knots. Seas to
5 feet. Wave Detail: East southeast 4 feet at 7 seconds. A chance
of showers with a slight chance of thunderstorms.
.MONDAY...East southeast winds 7 to 10 knots. Seas to 5 feet.
Wave Detail: East 4 feet at 6 seconds. A slight chance of
thunderstorms in the morning. A chance of showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Seas to
5 feet. Wave Detail: East northeast 4 feet at 7 seconds. A slight
chance of showers.
.TUESDAY...Winds variable less than 10 knots. Seas 5 to 6 feet.
Wave Detail: East northeast 4 feet at 7 seconds and northwest
3 feet at 15 seconds. A slight chance of showers in the morning,
then a chance of showers in the afternoon.
.TUESDAY NIGHT...Winds variable less than 10 knots. Seas 5 to
7 feet. Wave Detail: Northeast 5 feet at 15 seconds, northwest
4 feet at 13 seconds and east 3 feet at 5 seconds. Scattered
showers.
.WEDNESDAY...Winds variable less than 10 knots, becoming
northeast to 10 knots. Seas 5 to 7 feet. Wave Detail: Northeast
5 feet at 13 seconds, north northwest 4 feet at 13 seconds and
east southeast 3 feet at 5 seconds. Isolated showers.
.THURSDAY...Northeast winds to 10 knots, rising to 15 knots. Seas
4 to 5 feet. Wave Detail: East 4 feet at 5 seconds, north
northeast 4 feet at 11 seconds and north northwest 3 feet at
16 seconds. Isolated showers, then scattered showers after
midnight.
Winds and seas higher in and near tstms.
$$
PHZ112-191415-
Kauai Leeward Waters-
339 PM HST Sat Apr 18 2026
.TONIGHT...East northeast winds 7 to 10 knots, veering to east
10 to 15 knots after midnight. Seas 4 to 5 feet. Wave Detail:
East southeast 4 feet at 6 seconds. A slight chance of showers.
.SUNDAY...East southeast winds 10 to 15 knots. Seas 4 to 5 feet.
Wave Detail: East southeast 4 feet at 6 seconds. A slight chance
of showers. A slight chance of thunderstorms in the afternoon.
.SUNDAY NIGHT...East southeast winds 10 to 15 knots. Seas 3 to
5 feet. Wave Detail: East southeast 4 feet at 6 seconds. A chance
of showers with a slight chance of thunderstorms.
.MONDAY...East southeast winds 7 to 10 knots in the morning,
becoming variable less than 10 knots. Seas 3 to 5 feet. Wave
Detail: East southeast 4 feet at 6 seconds. A slight chance of
thunderstorms in the morning. A chance of showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Seas 3 to
4 feet. Wave Detail: East southeast 3 feet at 5 seconds. A slight
chance of showers.
.TUESDAY...Winds variable less than 10 knots. Seas 3 to 5 feet.
Wave Detail: East 3 feet at 5 seconds, northwest 3 feet at
15 seconds and north northeast 3 feet at 17 seconds. A slight
chance of showers.
.TUESDAY NIGHT...Winds variable less than 10 knots. Seas 4 to
6 feet. Wave Detail: Northwest 4 feet at 12 seconds, north
northeast 4 feet at 15 seconds and east 3 feet at 4 seconds. A
slight chance of showers.
.WEDNESDAY...Winds variable less than 10 knots, becoming
northeast to 10 knots. Seas 4 to 6 feet. Wave Detail: North
northwest 4 feet at 13 seconds and north northeast 4 feet at
13 seconds. Isolated showers.
.THURSDAY...Northeast winds 10 to 15 knots. In the Kaulakahi
Channel, northeast winds 7 to 10 knots, becoming 10 to 15 knots
in the afternoon and evening, then becoming 7 to 10 knots after
midnight. Seas 3 to 5 feet. Wave Detail: East 4 feet at
5 seconds, north northeast 3 feet at 11 seconds and west
northwest 3 feet at 16 seconds. Isolated showers in the morning.
Isolated showers through the day.
Winds and seas higher in and near tstms.
$$
PHZ113-191415-
Kauai Channel-
339 PM HST Sat Apr 18 2026
.TONIGHT...East northeast winds 10 to 15 knots. Seas 3 to 5 feet.
Wave Detail: East southeast 4 feet at 6 seconds.
.SUNDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave
Detail: East 4 feet at 6 seconds. A slight chance of
thunderstorms in the afternoon.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 4 feet at 6 seconds. A slight chance of
showers in the evening. A slight chance of thunderstorms. A
chance of showers after midnight.
.MONDAY...Winds variable less than 10 knots. Seas 4 to 5 feet.
Wave Detail: East southeast 4 feet at 5 seconds. A chance of
showers, mainly in the morning.
.MONDAY NIGHT...Winds variable less than 10 knots. Seas 4 to
5 feet. Wave Detail: East southeast 3 feet at 5 seconds and north
northeast 3 feet at 8 seconds. A slight chance of showers.
.TUESDAY...Winds variable less than 10 knots. Seas 4 to 5 feet.
Wave Detail: East 3 feet at 5 seconds and north northeast 3 feet
at 8 seconds. A slight chance of showers.
.TUESDAY NIGHT...Winds variable less than 10 knots. Seas 4 to
6 feet. Wave Detail: Northeast 5 feet at 15 seconds, east 3 feet
at 4 seconds and northwest 3 feet at 13 seconds. A slight chance
of showers.
.WEDNESDAY...Winds variable less than 10 knots, becoming
northeast 10 to 15 knots. Seas 4 to 6 feet. Wave Detail: North
northeast 5 feet at 13 seconds and north northwest 3 feet at
13 seconds. Isolated showers.
.THURSDAY...Northeast winds 10 to 15 knots. Seas 4 to 5 feet.
Wave Detail: East 4 feet at 4 seconds, north northeast 4 feet at
11 seconds and northwest 3 feet at 13 seconds. Isolated showers.
Winds and seas higher in and near tstms.
$$
PHZ114-191415-
Oahu Windward Waters-
339 PM HST Sat Apr 18 2026
.TONIGHT...East winds 10 to 15 knots. Seas 5 to 6 feet. Wave
Detail: East 5 feet at 7 seconds.
.SUNDAY...East winds 10 to 15 knots. Seas to 5 feet. Wave Detail:
East 4 feet at 6 seconds.
.SUNDAY NIGHT...East southeast winds 10 to 15 knots. Seas to
5 feet. Wave Detail: East 4 feet at 6 seconds. A slight chance of
showers. A slight chance of thunderstorms after midnight.
.MONDAY...East southeast winds 7 to 10 knots. Seas to 5 feet.
Wave Detail: East 4 feet at 6 seconds. A slight chance of
showers.
.MONDAY NIGHT...East southeast winds 7 to 10 knots. Seas to
5 feet. Wave Detail: East northeast 4 feet at 7 seconds. A slight
chance of showers.
.TUESDAY...Winds variable less than 10 knots. Seas 5 to 6 feet.
Wave Detail: East southeast 4 feet at 6 seconds, north northeast
4 feet at 16 seconds and northwest 3 feet at 14 seconds. A slight
chance of showers.
.TUESDAY NIGHT...Winds variable less than 10 knots. Seas 5 to
7 feet. Wave Detail: North northeast 5 feet at 16 seconds, north
northwest 4 feet at 14 seconds and east 3 feet at 6 seconds.
Scattered showers.
.WEDNESDAY...Winds variable less than 10 knots, becoming
northeast 7 to 10 knots. Seas 5 to 7 feet. Wave Detail: North
northeast 5 feet at 13 seconds, north northwest 4 feet at
13 seconds and east southeast 3 feet at 5 seconds. Scattered
showers, mainly in the morning.
.THURSDAY...East northeast winds 10 to 15 knots. Seas 4 to
5 feet. Wave Detail: North northeast 4 feet at 11 seconds, east
3 feet at 4 seconds and north northwest 3 feet at 15 seconds.
Isolated showers, then scattered showers after midnight.
Winds and seas higher in and near tstms.
$$
PHZ115-191415-
Oahu Leeward Waters-
339 PM HST Sat Apr 18 2026
.TONIGHT...East northeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: East southeast 4 feet at 6 seconds.
.SUNDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East southeast 3 feet at 5 seconds.
.SUNDAY NIGHT...East winds 10 to 15 knots, becoming 7 to 10 knots
after midnight. Seas 3 to 4 feet. Wave Detail: East southeast
3 feet at 6 seconds. A slight chance of showers.
.MONDAY...Winds variable less than 10 knots. Seas to 3 feet. Wave
Detail: East southeast 3 feet at 5 seconds. A slight chance of
showers.
.MONDAY NIGHT...Winds variable less than 10 knots. Seas 3 to
4 feet. Wave Detail: East southeast 3 feet at 5 seconds. A slight
chance of showers.
.TUESDAY...Winds variable less than 10 knots. Seas 3 to 4 feet.
Wave Detail: East southeast 3 feet at 5 seconds. A slight chance
of showers in the afternoon.
.TUESDAY NIGHT...Winds variable less than 10 knots. Seas 3 to
5 feet. Wave Detail: Northwest 3 feet at 15 seconds. A slight
chance of showers.
.WEDNESDAY...Winds variable less than 10 knots, becoming
northeast 7 to 10 knots. Seas 3 to 5 feet. Wave Detail: North
northwest 3 feet at 13 seconds. Isolated showers.
.THURSDAY...Northeast winds 7 to 10 knots, becoming 10 to
15 knots. Seas 3 to 4 feet. Wave Detail: East southeast 3 feet at
5 seconds and west northwest 3 feet at 16 seconds. Isolated
showers through the day.
$$
PHZ116-191415-
Kaiwi Channel-
339 PM HST Sat Apr 18 2026
.TONIGHT...East northeast winds 15 to 20 knots. Seas 3 to 5 feet.
Wave Detail: East 5 feet at 6 seconds.
.SUNDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave
Detail: East 4 feet at 5 seconds.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave
Detail: East southeast 4 feet at 6 seconds. A slight chance of
showers.
.MONDAY...East southeast winds 7 to 10 knots. Seas 3 to 5 feet.
Wave Detail: East 4 feet at 5 seconds. A slight chance of
showers.
.MONDAY NIGHT...Northeast winds 7 to 10 knots, veering to
southwest after midnight. Seas 3 to 5 feet. Wave Detail: East
northeast 4 feet at 6 seconds. A slight chance of showers in the
evening.
.TUESDAY...Winds variable less than 10 knots. Seas 4 to 6 feet.
Wave Detail: East 4 feet at 5 seconds and north northeast 4 feet
at 16 seconds. A slight chance of showers in the afternoon.
.TUESDAY NIGHT...Winds variable less than 10 knots. Seas 5 to
7 feet. Wave Detail: North northeast 5 feet at 16 seconds, east
3 feet at 4 seconds and northwest 3 feet at 14 seconds. A slight
chance of showers.
.WEDNESDAY...Winds variable less than 10 knots, becoming
northeast 10 to 15 knots. Seas 5 to 7 feet. Wave Detail: North
northeast 5 feet at 12 seconds and northwest 3 feet at
13 seconds. Isolated showers.
.THURSDAY...Northeast winds 10 to 15 knots. Seas 3 to 5 feet.
Wave Detail: North northeast 4 feet at 10 seconds, east 3 feet at
4 seconds and northwest 3 feet at 12 seconds. Isolated showers.
$$
PHZ117-191415-
Maui County Windward Waters-
339 PM HST Sat Apr 18 2026
.TONIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 5 feet at 6 seconds.
.SUNDAY...East winds 10 to 15 knots. Seas to 5 feet. Wave Detail:
East southeast 4 feet at 6 seconds.
.SUNDAY NIGHT...East southeast winds 15 to 20 knots, easing to
10 to 15 knots after midnight. Seas to 5 feet. Wave Detail: East
4 feet at 6 seconds. A slight chance of showers after midnight.
.MONDAY...East southeast winds 10 to 15 knots. Seas to 5 feet.
Wave Detail: East 4 feet at 6 seconds. A slight chance of
showers.
.MONDAY NIGHT...Southeast winds to 10 knots. Seas to 5 feet. Wave
Detail: East northeast 4 feet at 7 seconds.
.TUESDAY...Southeast winds 7 to 10 knots. Seas 5 to 7 feet. Wave
Detail: North northeast 5 feet at 16 seconds, east southeast
4 feet at 7 seconds and northwest 3 feet at 14 seconds. A slight
chance of showers in the afternoon.
.TUESDAY NIGHT...East southeast winds to 10 knots. Seas 6 to
7 feet. Wave Detail: North northeast 5 feet at 16 seconds, east
3 feet at 7 seconds and northwest 3 feet at 13 seconds. A slight
chance of showers.
.WEDNESDAY...East winds 7 to 10 knots. Seas 5 to 7 feet. Wave
Detail: North northeast 5 feet at 12 seconds and north northwest
4 feet at 13 seconds. Isolated showers.
.THURSDAY...East winds 10 to 15 knots. Seas 4 to 6 feet. Wave
Detail: North northeast 3 feet at 10 seconds and north northwest
3 feet at 12 seconds. Isolated showers. Scattered showers after
midnight.
$$
PHZ118-191415-
Maui County Leeward Waters-
339 PM HST Sat Apr 18 2026
.TONIGHT...East winds 15 to 20 knots, easing to 10 to 15 knots
after midnight. Seas 3 to 4 feet. Wave Detail: East southeast
4 feet at 6 seconds.
.SUNDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East southeast 4 feet at 6 seconds.
.SUNDAY NIGHT...East southeast winds 10 to 15 knots, becoming
east northeast 15 to 20 knots after midnight. Seas 3 to 4 feet.
Wave Detail: East southeast 4 feet at 6 seconds. A slight chance
of showers after midnight.
.MONDAY...East southeast winds 7 to 10 knots in the morning,
becoming variable less than 10 knots. Seas to 3 feet. Wave
Detail: East southeast 3 feet at 5 seconds. A slight chance of
showers in the morning.
.MONDAY NIGHT...Winds variable less than 10 knots. Seas to
3 feet. Wave Detail: East southeast 3 feet at 5 seconds.
.TUESDAY...Winds variable less than 10 knots. Seas 3 to 4 feet.
.TUESDAY NIGHT...Winds variable less than 10 knots. Seas 3 to
4 feet. A slight chance of showers in the evening.
.WEDNESDAY...Winds variable less than 10 knots, becoming
northeast 7 to 10 knots. Seas 3 to 4 feet.
.THURSDAY...Northeast winds 7 to 10 knots, veering to east
northeast 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East
southeast 3 feet at 5 seconds. Isolated showers through the day.
$$
PHZ119-191415-
Maalaea Bay-
339 PM HST Sat Apr 18 2026
.TONIGHT...Northwest winds 10 to 15 knots this evening, becoming
variable less than 10 knots. Seas to 2 feet or less.
.SUNDAY...North northeast winds 7 to 10 knots, backing to west in
the afternoon. Seas to 2 feet or less.
.SUNDAY NIGHT...Winds variable less than 10 knots. Seas to 2 feet
or less. A slight chance of showers in the evening.
.MONDAY...Winds variable less than 10 knots, becoming west 7 to
10 knots in the afternoon. Seas to 2 feet or less. A slight
chance of showers in the afternoon.
.MONDAY NIGHT...Winds variable less than 10 knots. Seas to 2 feet
or less.
.TUESDAY...Winds variable less than 10 knots. Seas to 2 feet or
less.
.TUESDAY NIGHT...Winds variable less than 10 knots. Seas to
2 feet or less.
.WEDNESDAY...Winds variable less than 10 knots, becoming north
northeast 10 to 15 knots. Seas to 2 feet or less.
.THURSDAY...North northeast winds 10 to 15 knots, becoming north
to 20 knots. Seas to 2 feet or less.
$$
PHZ120-191415-
Pailolo Channel-
339 PM HST Sat Apr 18 2026
.TONIGHT...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.
Wave Detail: East 3 feet at 4 seconds.
.SUNDAY...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.
Wave Detail: East 3 feet at 4 seconds.
.SUNDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to
4 feet. Wave Detail: East 3 feet at 4 seconds. A slight chance of
showers after midnight.
.MONDAY...South southeast winds 7 to 10 knots, backing to north
northeast in the afternoon. Seas 3 to 4 feet. A slight chance of
showers.
.MONDAY NIGHT...East northeast winds 7 to 10 knots in the
evening, becoming variable less than 10 knots. Seas 3 to 4 feet.
.TUESDAY...Winds variable less than 10 knots. Seas 3 to 4 feet.
.TUESDAY NIGHT...Winds variable less than 10 knots. Seas 3 to
4 feet. A slight chance of showers.
.WEDNESDAY...Winds variable less than 10 knots, becoming east
northeast to 10 knots. Seas 3 to 4 feet. Isolated showers in the
morning.
.THURSDAY...East northeast winds 10 to 15 knots, rising to 15 to
20 knots. Seas to 3 feet. Isolated showers through the night.
Scattered showers after midnight.
$$
PHZ121-191415-
Alenuihaha Channel-
339 PM HST Sat Apr 18 2026
.TONIGHT...East northeast winds 15 to 20 knots. Seas 4 to 5 feet.
Wave Detail: East 5 feet at 6 seconds.
.SUNDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave
Detail: East 5 feet at 5 seconds.
.SUNDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to
5 feet. Wave Detail: East 4 feet at 5 seconds. A slight chance of
showers after midnight.
.MONDAY...East northeast winds 10 to 15 knots. Seas 3 to 5 feet.
Wave Detail: East 4 feet at 5 seconds.
.MONDAY NIGHT...East northeast winds 10 to 15 knots, veering to
east southeast 7 to 10 knots after midnight. Seas 3 to 5 feet.
Wave Detail: East 4 feet at 5 seconds.
.TUESDAY...East southeast winds 7 to 10 knots, backing to north
in the afternoon. Seas 4 to 6 feet. Wave Detail: East 3 feet at
7 seconds and north northeast 3 feet at 17 seconds.
.TUESDAY NIGHT...East northeast winds 7 to 10 knots. Seas 4 to
6 feet. Wave Detail: North northeast 3 feet at 16 seconds.
.WEDNESDAY...East northeast winds 7 to 10 knots, becoming 10 to
15 knots. Seas 3 to 5 feet. Wave Detail: East 3 feet at 4 seconds
and north northeast 3 feet at 12 seconds.
.THURSDAY...East northeast winds 10 to 15 knots, rising to 15 to
20 knots. Seas 3 to 5 feet. Wave Detail: East 4 feet at
5 seconds. Isolated showers.
$$
PHZ122-191415-
Big Island Windward Waters-
339 PM HST Sat Apr 18 2026
.TONIGHT...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 4 feet at 7 seconds. A slight chance of
showers after midnight.
.SUNDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave
Detail: East southeast 4 feet at 7 seconds. A slight chance of
showers in the morning.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 4 feet at 7 seconds. A slight chance of showers
after midnight.
.MONDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 3 feet at 7 seconds. A slight chance of
showers.
.MONDAY NIGHT...East southeast winds 10 to 15 knots. Seas 4 to
5 feet. Wave Detail: East southeast 3 feet at 7 seconds and north
northeast 3 feet at 8 seconds.
.TUESDAY...East southeast winds to 10 knots. Seas 4 to 6 feet.
Wave Detail: North northeast 5 feet at 15 seconds and east
southeast 3 feet at 7 seconds.
.TUESDAY NIGHT...East southeast winds to 10 knots. Seas 5 to
7 feet. Wave Detail: North northeast 5 feet at 15 seconds, east
southeast 3 feet at 7 seconds and northwest 3 feet at 13 seconds.
.WEDNESDAY...East winds to 10 knots. Seas 5 to 7 feet. Wave
Detail: North northeast 5 feet at 12 seconds and north northwest
3 feet at 14 seconds. Isolated showers after midnight.
.THURSDAY...East northeast winds 10 to 15 knots. Seas 4 to
6 feet. Wave Detail: North northeast 3 feet at 10 seconds and
north northwest 3 feet at 12 seconds. Isolated showers through
the night. Scattered showers after midnight.
$$
PHZ123-191415-
Big Island Leeward Waters-
339 PM HST Sat Apr 18 2026
.TONIGHT...West of the Big Island, northwest winds 10 to
15 knots, backing to south after midnight. Near South Point, east
winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East 5 feet
at 5 seconds.
.SUNDAY...Northwest winds 7 to 10 knots west of the Big Island...
East 15 to 20 knots near South Point. Seas 3 to 5 feet. Wave
Detail: East 4 feet at 5 seconds. A slight chance of
thunderstorms in the afternoon.
.SUNDAY NIGHT...West of the Big Island, southwest winds 7 to
10 knots, veering to west northwest after midnight. Near South
Point, east winds 15 to 20 knots. Seas 3 to 5 feet. Wave Detail:
East southeast 4 feet at 5 seconds. A slight chance of showers.
.MONDAY...West of the Big Island, winds variable less than
10 knots. Near South Point, east northeast winds 10 to 15 knots,
veering to east in the afternoon. Seas 3 to 4 feet. Wave Detail:
East 3 feet at 4 seconds. A slight chance of showers.
.MONDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...East northeast 10 to 15 knots near South Point. Seas
3 to 5 feet. Wave Detail: East southeast 3 feet at 4 seconds. A
slight chance of showers after midnight.
.TUESDAY...West of the Big Island, winds variable less than
10 knots. Near South Point, east winds 10 to 15 knots, becoming
to 10 knots in the afternoon. Seas 3 to 5 feet. Wave Detail: East
southeast 3 feet at 4 seconds and north northeast 3 feet at
15 seconds.
.TUESDAY NIGHT...West of the Big Island, winds variable less than
10 knots. Near South Point, east winds to 10 knots, becoming
10 to 15 knots after midnight. Seas 3 to 4 feet. Wave Detail:
North northeast 3 feet at 15 seconds.
.WEDNESDAY...Winds variable less than 10 knots west of the Big
Island...East 10 to 15 knots near South Point. Seas 3 to 4 feet.
Wave Detail: North northeast 3 feet at 12 seconds and west
northwest 3 feet at 18 seconds.
.THURSDAY...West of the Big Island, winds variable less than
10 knots. Near South Point, east winds 10 to 15 knots, rising to
15 to 20 knots after midnight. Seas 3 to 5 feet. Wave Detail:
East northeast 3 feet at 5 seconds and west northwest 3 feet at
16 seconds. Isolated showers through the day.
Winds and seas higher in and near tstms.
$$
PHZ124-191415-
Big Island Southeast Waters-
339 PM HST Sat Apr 18 2026
.TONIGHT...East northeast winds 15 to 20 knots. Seas 4 to 5 feet.
Wave Detail: East 5 feet at 6 seconds.
.SUNDAY...East northeast winds to 15 knots. Seas 4 to 5 feet.
Wave Detail: East southeast 4 feet at 5 seconds. A slight chance
of showers in the morning.
.SUNDAY NIGHT...East northeast winds 15 to 20 knots. Seas 4 to
5 feet. Wave Detail: East southeast 4 feet at 7 seconds.
.MONDAY...East northeast winds 10 to 15 knots. Seas 4 to 5 feet.
Wave Detail: East southeast 4 feet at 7 seconds.
.MONDAY NIGHT...East northeast winds 10 to 15 knots. Seas 4 to
5 feet. Wave Detail: East 4 feet at 7 seconds.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave
Detail: East 4 feet at 7 seconds and northeast 3 feet at
16 seconds.
.TUESDAY NIGHT...East winds to 10 knots. Seas 4 to 6 feet. Wave
Detail: Northeast 4 feet at 16 seconds and east southeast 3 feet
at 7 seconds.
.WEDNESDAY...East northeast winds 10 to 15 knots. Seas 3 to
5 feet. Wave Detail: Northeast 4 feet at 13 seconds and east
southeast 3 feet at 7 seconds.
.THURSDAY...East northeast winds 15 to 20 knots. Seas 4 to
5 feet. Wave Detail: East southeast 4 feet at 5 seconds and west
northwest 3 feet at 16 seconds. Isolated showers through the
night. Scattered showers after midnight.
$$
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