fzhw50 phfo 191320
cwfhfo
expires:202605200230;;824797

coastal waters forecast
national weather service honolulu hi
320 am hst tue may 19 2026

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


phz117-200230-
maui county windward waters-
320 am hst tue may 19 2026

.today...east winds 15 to 20 knots. seas 6 to 7 feet. wave
detail: east 6 feet at 7 seconds. scattered showers, mainly this
morning. 
.tonight...east winds 15 to 20 knots. seas 6 to 8 feet. wave
detail: east 6 feet at 8 seconds. scattered showers. 
.wednesday...east winds to 20 knots. seas 7 to 9 feet. wave
detail: east 7 feet at 8 seconds. scattered showers, mainly in
the morning. 
.wednesday night...east winds 20 to 25 knots. seas 8 to 9 feet.
wave detail: east 7 feet at 7 seconds. isolated showers in the
evening. scattered showers after midnight. 
.thursday...east winds 25 to 30 knots. seas 8 to 9 feet, building
to 10 to 11 feet in the afternoon. wave detail: east 7 feet at
8 seconds. isolated showers. 
.thursday night...east northeast winds 25 to 30 knots, easing to
20 to 25 knots after midnight. seas 11 to 12 feet. wave detail:
east 7 feet at 7 seconds and north northeast 3 feet at 8 seconds.
isolated showers. 
.friday...east northeast winds 20 to 25 knots. seas 9 to 11 feet.
wave detail: east 7 feet at 7 seconds and north northeast 3 feet
at 10 seconds. isolated showers through the night. scattered
showers through the day. 
.saturday...east northeast winds 20 to 25 knots. seas 8 to
9 feet. wave detail: east 7 feet at 6 seconds and north northeast
3 feet at 15 seconds. scattered showers in the morning. isolated
showers through the night, then scattered showers after midnight.

$$

fzhw50 phfo 191320
cwfhfo
expires:202605200230;;824798

coastal waters forecast
national weather service honolulu hi
320 am hst tue may 19 2026

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


phz118-200230-
maui county leeward waters-
320 am hst tue may 19 2026

.today...east winds 15 to 20 knots. seas 3 to 5 feet. wave
detail: east 4 feet at 6 seconds and south southwest 3 feet at
14 seconds. 
.tonight...east winds 20 to 25 knots, becoming east northeast
15 to 20 knots after midnight. seas 4 to 6 feet. wave detail:
east 5 feet at 6 seconds and south southwest 3 feet at
15 seconds. 
.wednesday...east northeast winds 15 to 20 knots. seas 4 to
6 feet. wave detail: east 5 feet at 6 seconds. 
.wednesday night...east northeast winds 15 to 20 knots. seas 5 to
7 feet. wave detail: east 5 feet at 7 seconds. 
.thursday...east northeast winds 15 to 20 knots. seas 5 to
8 feet. wave detail: east 5 feet at 6 seconds. 
.thursday night...east northeast winds 20 to 25 knots. seas 7 to
10 feet. wave detail: east 6 feet at 6 seconds. 
.friday...east northeast winds 20 to 25 knots, easing to 15 to
20 knots after midnight. seas 6 to 9 feet. wave detail: east
6 feet at 6 seconds and south southwest 3 feet at 17 seconds. 
.saturday...east northeast winds 15 to 20 knots, rising to 20 to
25 knots in the evening, easing to 15 to 20 knots after midnight.
seas 5 to 7 feet. wave detail: east 5 feet at 6 seconds and south
3 feet at 15 seconds.  

$$

fzhw50 phfo 191320
cwfhfo
expires:202605200230;;824799

coastal waters forecast
national weather service honolulu hi
320 am hst tue may 19 2026

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


phz119-200230-
maalaea bay-
320 am hst tue may 19 2026

...small craft advisory in effect through early wednesday
morning...

.today...north northeast winds to 25 knots. seas to 2 feet or
less. wave detail: northeast 2 feet at 3 seconds. 
.tonight...north northeast winds to 25 knots. seas to 3 feet.
wave detail: northeast 3 feet at 3 seconds. 
.wednesday...north northeast winds to 25 knots. seas to 2 feet or
less, then to 3 feet in the afternoon. wave detail: north
northeast 3 feet at 3 seconds. 
.wednesday night...north northeast winds to 20 knots. seas to
3 feet. wave detail: north northeast 3 feet at 3 seconds. 
.thursday...north northeast winds to 20 knots, becoming northeast
in the afternoon. seas 3 to 4 feet. wave detail: north northeast
3 feet at 3 seconds. 
.thursday night...north northeast winds to 20 knots. seas 3 to
5 feet. wave detail: north northeast 3 feet at 4 seconds. 
.friday...north northeast winds 20 to 25 knots, easing to 15 to
20 knots after midnight. seas 3 to 5 feet. wave detail: north
northeast 3 feet at 4 seconds. 
.saturday...north northeast winds 15 to 20 knots. seas to 3 feet.
wave detail: north northeast 3 feet at 3 seconds.  

$$

fzhw50 phfo 191320
cwfhfo
expires:202605200230;;824800

coastal waters forecast
national weather service honolulu hi
320 am hst tue may 19 2026

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


phz120-200230-
pailolo channel-
320 am hst tue may 19 2026

...small craft advisory in effect through early wednesday
morning...

.today...east northeast winds 20 to 25 knots. seas 3 to 5 feet.
wave detail: east 4 feet at 5 seconds. isolated showers this
morning. 
.tonight...east northeast winds 20 to 25 knots. seas 3 to 5 feet.
wave detail: east 4 feet at 5 seconds. 
.wednesday...east northeast winds 20 to 25 knots. seas 4 to
6 feet. wave detail: east 4 feet at 4 seconds. 
.wednesday night...east northeast winds 20 to 25 knots. seas 4 to
6 feet. wave detail: east 5 feet at 4 seconds. 
.thursday...east northeast winds 20 to 25 knots, rising to 25 to
30 knots in the afternoon. seas 4 to 6 feet, building to 5 to
8 feet in the afternoon. wave detail: east 5 feet at 4 seconds. 
.thursday night...east northeast winds 20 to 25 knots. seas 5 to
8 feet. wave detail: east 5 feet at 5 seconds. 
.friday...east northeast winds 20 to 25 knots. seas 5 to 7 feet.
wave detail: east northeast 5 feet at 5 seconds. 
.saturday...east northeast winds 20 to 25 knots. seas 4 to
6 feet. wave detail: east northeast 5 feet at 6 seconds.  

$$

fzhw50 phfo 191320
cwfhfo
expires:202605200230;;824801

coastal waters forecast
national weather service honolulu hi
320 am hst tue may 19 2026

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


phz121-200230-
alenuihaha channel-
320 am hst tue may 19 2026

...small craft advisory in effect through early wednesday
morning...

.today...east northeast winds 20 to 25 knots. seas 5 to 6 feet.
wave detail: east 6 feet at 6 seconds and south southwest 3 feet
at 14 seconds. isolated showers. 
.tonight...east northeast winds 20 to 25 knots. seas 6 to 7 feet.
wave detail: east 6 feet at 6 seconds and south southwest 3 feet
at 15 seconds. scattered showers. 
.wednesday...east northeast winds 20 to 25 knots. seas 6 to
8 feet. wave detail: east 7 feet at 6 seconds and south southwest
3 feet at 14 seconds. scattered showers in the morning. isolated
showers in the afternoon. 
.wednesday night...east northeast winds 25 to 30 knots. seas 7 to
9 feet. wave detail: east 8 feet at 7 seconds. isolated showers
in the evening. scattered showers after midnight. 
.thursday...east northeast winds 25 to 30 knots. seas 7 to
10 feet, building to 9 to 11 feet in the afternoon. wave detail:
east 8 feet at 7 seconds. scattered showers in the morning.
isolated showers in the afternoon. 
.thursday night...east northeast winds 25 to 30 knots. seas 10 to
13 feet. wave detail: east 8 feet at 7 seconds. scattered showers
in the evening. isolated showers after midnight. 
.friday...east northeast winds 25 to 30 knots. seas 9 to 12 feet.
wave detail: east 8 feet at 6 seconds and south southwest 3 feet
at 17 seconds. scattered showers through the day. 
.saturday...east northeast winds 25 to 30 knots. seas 6 to
9 feet. wave detail: east northeast 7 feet at 6 seconds and south
southwest 3 feet at 15 seconds. scattered showers in the morning.
isolated showers in the afternoon, then scattered showers through
the day.  

$$