fzhw50 phfo 201501
cwfhfo
expires:202608210330;;054116

coastal waters forecast
national weather service honolulu hi
501 am hst thu aug 20 2026

hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.


phz117-210330-
maui county windward waters-
501 am hst thu aug 20 2026

.today...northeast winds 7 to 10 knots. seas 3 to 4 feet.
isolated showers this morning, then scattered showers this
afternoon. 
.tonight...east winds 7 to 10 knots. seas 3 to 4 feet. scattered
showers in the evening, then numerous showers after midnight. 
.friday...east southeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: east southeast 3 feet at 5 seconds. scattered
showers. 
.friday night...east winds to 15 knots. seas 3 to 5 feet. wave
detail: east 4 feet at 5 seconds. scattered showers. 
.saturday...east winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: east northeast 5 feet at 6 seconds and southeast 3 feet
at 10 seconds. isolated showers in the morning, then scattered
showers in the afternoon. 
.saturday night...east winds to 20 knots. seas 6 to 8 feet. wave
detail: east northeast 6 feet at 6 seconds and southeast 5 feet
at 11 seconds. scattered showers. 
.sunday...east winds 20 to 25 knots. seas 7 to 8 feet. wave
detail: east 7 feet at 6 seconds and southeast 5 feet at
11 seconds. scattered heavy showers through the night, then heavy
showers through the day. 
.monday...east winds 20 to 25 knots. seas 7 to 8 feet. wave
detail: east southeast 7 feet at 7 seconds. heavy showers likely.

$$

fzhw50 phfo 201501
cwfhfo
expires:202608210330;;054117

coastal waters forecast
national weather service honolulu hi
501 am hst thu aug 20 2026

hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.


phz118-210330-
maui county leeward waters-
501 am hst thu aug 20 2026

.today...northeast winds 10 to 15 knots. seas 3 to 4 feet. 
.tonight...east northeast winds 7 to 10 knots. seas 3 to 4 feet.
scattered showers after midnight. 
.friday...east northeast winds 7 to 10 knots in the morning,
becoming variable less than 10 knots. seas 3 to 5 feet. wave
detail: southwest 3 feet at 16 seconds. scattered showers, mainly
in the morning. 
.friday night...east northeast winds 7 to 10 knots, backing to
northeast 10 to 15 knots after midnight. seas 3 to 5 feet. wave
detail: southwest 3 feet at 16 seconds. isolated showers. 
.saturday...north northeast winds 7 to 10 knots, veering to east
northeast 10 to 15 knots in the afternoon. seas 4 to 6 feet. wave
detail: east 3 feet at 6 seconds and southwest 3 feet at
16 seconds. isolated showers in the morning, then scattered
showers in the afternoon. 
.saturday night...northeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: east 4 feet at 7 seconds. scattered showers.
.sunday...northeast winds 15 to 20 knots. seas 5 to 7 feet. wave
detail: east 6 feet at 7 seconds and south southeast 3 feet at
13 seconds. scattered showers through the night, then heavy
showers likely through the day. 
.monday...east winds 15 to 20 knots, easing to 10 to 15 knots.
seas 4 to 6 feet. wave detail: southeast 4 feet at 7 seconds and
south southwest 3 feet at 13 seconds. heavy showers likely in the
morning, then scattered showers in the afternoon. heavy showers
likely through the day.  

$$

fzhw50 phfo 201501
cwfhfo
expires:202608210330;;054118

coastal waters forecast
national weather service honolulu hi
501 am hst thu aug 20 2026

hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.


phz119-210330-
maalaea bay-
501 am hst thu aug 20 2026

.today...north winds to 15 knots. seas to 3 feet. isolated
showers this afternoon. 
.tonight...north winds to 15 knots. seas to 3 feet. isolated
showers after midnight. 
.friday...north winds to 15 knots, becoming north northeast in
the afternoon. seas to 3 feet. isolated showers. 
.friday night...north winds to 20 knots. seas to 2 feet or less.
isolated showers in the evening. 
.saturday...north winds to 25 knots. seas to 2 feet or less. wave
detail: north northeast 2 feet at 3 seconds. scattered showers in
the afternoon. 
.saturday night...north winds to 25 knots. seas to 2 feet or
less. wave detail: north northeast 2 feet at 3 seconds. isolated
showers after midnight. 
.sunday...north winds to 25 knots, becoming 25 to 30 knots. seas
3 to 4 feet. wave detail: north northeast 4 feet at 4 seconds.
scattered showers in the morning, then heavy showers likely. 
.monday...north winds 20 to 25 knots. gusts up to 40 knots. seas
to 3 feet. wave detail: northeast 3 feet at 4 seconds and
southwest 3 feet at 7 seconds. heavy showers likely.  

$$

fzhw50 phfo 201501
cwfhfo
expires:202608210330;;054119

coastal waters forecast
national weather service honolulu hi
501 am hst thu aug 20 2026

hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.


phz120-210330-
pailolo channel-
501 am hst thu aug 20 2026

.today...east northeast winds 10 to 15 knots. seas 3 to 4 feet.
isolated showers. 
.tonight...east northeast winds 10 to 15 knots. seas 3 to 4 feet.
scattered showers. 
.friday...northeast winds 10 to 15 knots, becoming east 15 to
20 knots in the afternoon. seas 3 to 5 feet. scattered showers,
mainly in the morning. 
.friday night...east northeast winds 15 to 20 knots. seas to
3 feet. isolated showers. 
.saturday...east northeast winds 20 to 25 knots. seas 3 to
4 feet. wave detail: east northeast 4 feet at 5 seconds. isolated
showers in the morning, then scattered showers in the afternoon. 
.saturday night...east northeast winds 20 to 25 knots. seas 3 to
5 feet. wave detail: east northeast 4 feet at 6 seconds.
scattered showers. 
.sunday...east northeast winds 20 to 25 knots, rising to 25 to
30 knots in the afternoon and evening, easing to 20 to 25 knots
after midnight. seas 4 to 6 feet. wave detail: east northeast
6 feet at 6 seconds. scattered showers in the morning, then heavy
showers likely. 
.monday...east northeast winds 20 to 25 knots, easing to 15 to
20 knots after midnight. seas 4 to 6 feet. wave detail: east
northeast 4 feet at 6 seconds and southwest 3 feet at 12 seconds.
heavy showers likely.  

$$

fzhw50 phfo 201501
cwfhfo
expires:202608210330;;054120

coastal waters forecast
national weather service honolulu hi
501 am hst thu aug 20 2026

hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.


phz121-210330-
alenuihaha channel-
501 am hst thu aug 20 2026

.today...northeast winds 10 to 15 knots. seas 3 to 5 feet. wave
detail: east northeast 3 feet at 4 seconds. scattered showers
this afternoon. 
.tonight...east northeast winds 10 to 15 knots. seas 3 to 5 feet.
scattered showers. 
.friday...east winds 10 to 15 knots, becoming east northeast
15 to 20 knots in the afternoon. seas 4 to 6 feet. wave detail:
east northeast 3 feet at 5 seconds. scattered showers, mainly in
the morning. 
.friday night...east northeast winds 15 to 20 knots. seas 3 to
5 feet. wave detail: east northeast 4 feet at 5 seconds and
southwest 3 feet at 16 seconds. scattered showers. 
.saturday...east northeast winds 20 to 25 knots. seas 5 to
7 feet. wave detail: east northeast 6 feet at 6 seconds and
southwest 3 feet at 16 seconds. isolated showers in the morning,
then scattered showers in the afternoon. 
.saturday night...east northeast winds 25 to 30 knots, easing to
20 to 25 knots after midnight. seas 6 to 9 feet. wave detail:
east northeast 7 feet at 6 seconds. isolated showers in the
evening, then scattered showers after midnight. 
.sunday...east northeast winds 25 to 30 knots, easing to 20 to
25 knots after midnight. seas 7 to 10 feet. wave detail: east
northeast 9 feet at 7 seconds and south southeast 3 feet at
13 seconds. scattered showers through the night, then heavy
showers through the day. 
.monday...east northeast winds 15 to 20 knots. gusts up to
40 knots. seas 6 to 8 feet. wave detail: east northeast 6 feet at
6 seconds and south southwest 3 feet at 13 seconds. heavy showers
likely in the morning, then scattered showers in the afternoon.
heavy showers likely through the day.  

$$