(1/5)
Latest Coastal Waters Forecast by PHFO
Issued 4/20/2026 3:37 AM US/Hawaii.
Valid through 4/20/2026 4:30 PM US/Hawaii.
fzhw50 phfo 201337
cwfhfo
expires:202604210230;;693003
coastal waters forecast
national weather service honolulu hi
337 am hst mon apr 20 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz117-210230-
maui county windward waters-
337 am hst mon apr 20 2026
.today...east southeast winds 15 to 20 knots, easing to 10 to
15 knots this afternoon. seas 4 to 5 feet. wave detail: east
southeast 4 feet at 7 seconds. isolated showers.
.tonight...east southeast winds 10 to 15 knots. seas to 5 feet.
wave detail: east southeast 3 feet at 7 seconds and north
northeast 3 feet at 8 seconds. scattered showers in the evening.
.tuesday...east southeast winds 10 to 15 knots. seas to 5 feet.
wave detail: east southeast 3 feet at 7 seconds and north
northeast 3 feet at 8 seconds.
.tuesday night...east winds 7 to 10 knots. seas 5 to 6 feet. wave
detail: north northeast 4 feet at 15 seconds, east southeast
3 feet at 7 seconds and northwest 3 feet at 13 seconds.
.wednesday...east northeast winds 7 to 10 knots. seas 5 to
6 feet. wave detail: north northeast 5 feet at 13 seconds and
north northwest 3 feet at 14 seconds.
.wednesday night...east northeast winds 10 to 15 knots. seas to
5 feet. wave detail: north northeast 4 feet at 11 seconds and
north northwest 3 feet at 12 seconds.
.thursday...east northeast winds to 15 knots. seas 4 to 6 feet.
wave detail: north northeast 4 feet at 10 seconds, east southeast
3 feet at 7 seconds and northwest 3 feet at 15 seconds.
.friday...east northeast winds 15 to 20 knots. seas 4 to 6 feet.
wave detail: east 4 feet at 5 seconds, north northeast 3 feet at
9 seconds and northwest 3 feet at 13 seconds. isolated showers
after midnight.
$$
(2/5)
Latest Coastal Waters Forecast by PHFO
Issued 4/20/2026 3:37 AM US/Hawaii.
Valid through 4/20/2026 4:30 PM US/Hawaii.
fzhw50 phfo 201337
cwfhfo
expires:202604210230;;693004
coastal waters forecast
national weather service honolulu hi
337 am hst mon apr 20 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz118-210230-
maui county leeward waters-
337 am hst mon apr 20 2026
.today...east winds 15 to 20 knots, becoming southeast 10 to
15 knots this afternoon. seas 3 to 4 feet. wave detail: east
southeast 4 feet at 5 seconds. isolated showers.
.tonight...southeast winds 10 to 15 knots. seas 3 to 4 feet. wave
detail: east southeast 3 feet at 5 seconds. scattered showers in
the evening.
.tuesday...southeast winds 10 to 15 knots, veering to south
southwest 7 to 10 knots in the afternoon. seas 3 to 4 feet. wave
detail: east southeast 3 feet at 5 seconds.
.tuesday night...northeast winds 7 to 10 knots. seas 3 to 4 feet.
.wednesday...northeast winds 7 to 10 knots. seas 3 to 4 feet.
.wednesday night...northeast winds 10 to 15 knots. seas 3 to
4 feet.
.thursday...northeast winds 10 to 15 knots, rising to 15 to
20 knots. seas 3 to 4 feet. wave detail: east 3 feet at
4 seconds.
.friday...northeast winds 10 to 15 knots, rising to 15 to
20 knots. seas 3 to 4 feet. wave detail: east 3 feet at
4 seconds.
$$
(3/5)
Latest Coastal Waters Forecast by PHFO
Issued 4/20/2026 3:37 AM US/Hawaii.
Valid through 4/20/2026 4:30 PM US/Hawaii.
fzhw50 phfo 201337
cwfhfo
expires:202604210230;;693005
coastal waters forecast
national weather service honolulu hi
337 am hst mon apr 20 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz119-210230-
maalaea bay-
337 am hst mon apr 20 2026
.today...north winds to 20 knots. seas to 2 feet or less.
isolated showers.
.tonight...north winds to 20 knots, becoming north northeast
after midnight. seas to 2 feet or less. scattered showers in the
evening.
.tuesday...north winds to 15 knots, becoming south southwest 7 to
10 knots in the afternoon. seas to 2 feet or less.
.tuesday night...winds variable less than 10 knots, becoming
north northeast to 15 knots after midnight. seas to 2 feet or
less.
.wednesday...winds variable less than 10 knots, becoming north
northeast to 15 knots in the afternoon. seas to 2 feet or less.
.wednesday night...north winds to 20 knots, becoming north
northeast after midnight. seas to 2 feet or less.
.thursday...north northeast winds to 15 knots, becoming north in
the afternoon, rising to 25 knots in the evening, easing to
20 knots after midnight. seas to 2 feet or less.
.friday...north winds to 20 knots, rising to 25 knots. seas to
2 feet or less.
$$
(4/5)
Latest Coastal Waters Forecast by PHFO
Issued 4/20/2026 3:37 AM US/Hawaii.
Valid through 4/20/2026 4:30 PM US/Hawaii.
fzhw50 phfo 201337
cwfhfo
expires:202604210230;;693006
coastal waters forecast
national weather service honolulu hi
337 am hst mon apr 20 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz120-210230-
pailolo channel-
337 am hst mon apr 20 2026
.today...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: east 3 feet at 4 seconds. isolated showers.
.tonight...east northeast winds 15 to 20 knots, easing to 10 to
15 knots after midnight. seas 3 to 4 feet. scattered showers in
the evening.
.tuesday...east northeast winds 10 to 15 knots. seas 3 to 4 feet.
.tuesday night...winds variable less than 10 knots, becoming east
northeast 10 to 15 knots after midnight. seas 3 to 4 feet.
.wednesday...winds variable less than 10 knots, becoming
northeast 10 to 15 knots in the afternoon. seas 3 to 4 feet.
.wednesday night...east northeast winds 15 to 20 knots, easing to
10 to 15 knots after midnight. seas 3 to 4 feet.
.thursday...east northeast winds 10 to 15 knots, becoming
northeast 15 to 20 knots in the afternoon, rising to 20 to
25 knots in the evening, becoming east northeast 15 to 20 knots
after midnight. seas 3 to 4 feet.
.friday...east northeast winds 15 to 20 knots, rising to 20 to
25 knots. seas 3 to 4 feet. wave detail: east northeast 3 feet at
4 seconds.
$$
(5/5)
Latest Coastal Waters Forecast by PHFO
Issued 4/20/2026 3:37 AM US/Hawaii.
Valid through 4/20/2026 4:30 PM US/Hawaii.
fzhw50 phfo 201337
cwfhfo
expires:202604210230;;693007
coastal waters forecast
national weather service honolulu hi
337 am hst mon apr 20 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz121-210230-
alenuihaha channel-
337 am hst mon apr 20 2026
.today...east winds 15 to 20 knots. seas 3 to 4 feet. wave
detail: east 4 feet at 5 seconds. isolated showers.
.tonight...east winds 15 to 20 knots, easing to 10 to 15 knots
after midnight. seas 3 to 4 feet. wave detail: east 3 feet at
5 seconds. scattered showers in the evening.
.tuesday...east winds 10 to 15 knots, becoming 7 to 10 knots in
the afternoon. seas 3 to 4 feet. wave detail: east 3 feet at
5 seconds.
.tuesday night...northeast winds 7 to 10 knots, veering to east
northeast 10 to 15 knots after midnight. seas 3 to 5 feet. wave
detail: north northeast 3 feet at 15 seconds.
.wednesday...east northeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: north northeast 3 feet at 13 seconds.
.wednesday night...east northeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: north northeast 3 feet at 11 seconds.
.thursday...east northeast winds 10 to 15 knots, becoming
northeast 15 to 20 knots. seas 3 to 5 feet. wave detail: east
3 feet at 5 seconds.
.friday...northeast winds 15 to 20 knots, becoming east northeast
20 to 25 knots. seas 3 to 5 feet. wave detail: east 4 feet at
5 seconds.
$$
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