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(1/5)
Latest Coastal Waters Forecast by PHFO
Issued 8/17/2026 3:56 PM US/Hawaii.
Valid through 8/18/2026 4:30 AM US/Hawaii.
fzhw50 phfo 180156
cwfhfo
expires:202608181430;;910500
coastal waters forecast
national weather service honolulu hi
356 pm hst mon aug 17 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz117-181430-
maui county windward waters-
356 pm hst mon aug 17 2026
.tonight...east winds 15 to 20 knots. seas 4 to 5 feet. wave
detail: east 5 feet at 6 seconds. isolated showers.
.tuesday...east winds to 15 knots. seas 4 to 5 feet. wave detail:
east 5 feet at 6 seconds. isolated showers.
.tuesday night...east winds to 15 knots. seas 4 to 5 feet. wave
detail: east 5 feet at 8 seconds. scattered showers.
.wednesday...east northeast winds 10 to 15 knots. seas to 4 feet.
wave detail: east 4 feet at 8 seconds. scattered showers.
.wednesday night...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east 4 feet at 7 seconds. scattered showers.
.thursday...east northeast winds to 10 knots. seas 3 to 4 feet.
wave detail: east 4 feet at 5 seconds. scattered showers.
.thursday night...east winds 7 to 10 knots. seas to 2 feet or
less, then to 3 feet after midnight. wave detail: east 3 feet at
8 seconds. scattered showers in the evening, then showers likely
after midnight.
.friday...east southeast winds to 15 knots. seas 3 to 4 feet.
wave detail: east southeast 4 feet at 6 seconds. scattered
showers.
.saturday...east winds 15 to 20 knots. seas 5 to 7 feet. wave
detail: east southeast 5 feet at 7 seconds. scattered showers
through the night, then isolated showers in the evening.
scattered showers after midnight.
$$
(2/5)
Latest Coastal Waters Forecast by PHFO
Issued 8/17/2026 3:56 PM US/Hawaii.
Valid through 8/18/2026 4:30 AM US/Hawaii.
fzhw50 phfo 180156
cwfhfo
expires:202608181430;;910501
coastal waters forecast
national weather service honolulu hi
356 pm hst mon aug 17 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz118-181430-
maui county leeward waters-
356 pm hst mon aug 17 2026
.tonight...east northeast winds 15 to 20 knots. seas 5 to 7 feet.
wave detail: east 4 feet at 6 seconds and south 4 feet at
14 seconds. isolated showers.
.tuesday...east northeast winds 10 to 15 knots. seas 4 to 6 feet.
wave detail: east 4 feet at 6 seconds and south 3 feet at
13 seconds. isolated showers in the afternoon.
.tuesday night...east northeast winds 7 to 10 knots. seas 3 to
5 feet. wave detail: east southeast 4 feet at 6 seconds. isolated
showers.
.wednesday...northeast winds 7 to 10 knots. seas to 3 feet. wave
detail: east 3 feet at 4 seconds. isolated showers.
.wednesday night...northeast winds 7 to 10 knots. seas to 3 feet.
isolated showers.
.thursday...north northeast winds 7 to 10 knots. seas to 2 feet
or less. isolated showers.
.thursday night...northeast winds 10 to 15 knots in the evening,
becoming variable less than 10 knots. seas to 2 feet or less.
scattered showers.
.friday...winds variable less than 10 knots, becoming northeast
10 to 15 knots. seas 3 to 4 feet. scattered showers in the
morning, then isolated showers through the night. scattered
showers after midnight.
.saturday...east northeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: east southeast 3 feet at 6 seconds. isolated
showers through the night. isolated showers after midnight.
$$
(3/5)
Latest Coastal Waters Forecast by PHFO
Issued 8/17/2026 3:56 PM US/Hawaii.
Valid through 8/18/2026 4:30 AM US/Hawaii.
fzhw50 phfo 180156
cwfhfo
expires:202608181430;;910502
coastal waters forecast
national weather service honolulu hi
356 pm hst mon aug 17 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz119-181430-
maalaea bay-
356 pm hst mon aug 17 2026
...small craft advisory in effect through early tuesday morning...
.tonight...north winds 20 to 25 knots. seas to 3 feet. wave
detail: north northeast 3 feet at 3 seconds.
.tuesday...north northeast winds to 20 knots. seas to 2 feet or
less. wave detail: north northeast 2 feet at 3 seconds.
.tuesday night...north winds to 20 knots. seas to 2 feet or less.
isolated showers in the evening.
.wednesday...north winds to 15 knots. seas to 2 feet or less.
isolated showers in the afternoon.
.wednesday night...north winds to 20 knots, easing to 15 knots
after midnight. seas to 2 feet or less. isolated showers after
midnight.
.thursday...winds variable less than 10 knots, becoming north to
15 knots in the afternoon. seas to 2 feet or less. isolated
showers in the morning, then scattered showers in the afternoon.
.thursday night...north winds to 15 knots in the evening,
becoming variable less than 10 knots. seas to 2 feet or less.
isolated showers in the evening, then scattered showers after
midnight.
.friday...north winds to 15 knots, rising to 20 knots. seas to
2 feet or less. scattered showers through the night. isolated
showers through the day.
.saturday...north winds to 20 knots in the morning, becoming
variable less than 10 knots, then becoming north northeast 7 to
10 knots. seas to 2 feet or less. isolated showers through the
night.
$$
(4/5)
Latest Coastal Waters Forecast by PHFO
Issued 8/17/2026 3:56 PM US/Hawaii.
Valid through 8/18/2026 4:30 AM US/Hawaii.
fzhw50 phfo 180156
cwfhfo
expires:202608181430;;910503
coastal waters forecast
national weather service honolulu hi
356 pm hst mon aug 17 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz120-181430-
pailolo channel-
356 pm hst mon aug 17 2026
...small craft advisory in effect through early tuesday morning...
.tonight...east northeast winds 20 to 25 knots. seas 4 to 5 feet.
wave detail: east 4 feet at 5 seconds. isolated showers this
evening.
.tuesday...east northeast winds 15 to 20 knots. seas to 4 feet.
wave detail: east 4 feet at 5 seconds. isolated showers in the
afternoon.
.tuesday night...east northeast winds 15 to 20 knots. seas 3 to
4 feet. wave detail: east 4 feet at 5 seconds. isolated showers.
.wednesday...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east 3 feet at 5 seconds. scattered showers,
mainly in the morning.
.wednesday night...east northeast winds 15 to 20 knots, easing to
10 to 15 knots after midnight. seas to 3 feet. scattered showers,
mainly in the evening.
.thursday...northeast winds 7 to 10 knots, becoming 10 to
15 knots in the afternoon. seas to 3 feet. scattered showers.
.thursday night...east northeast winds 10 to 15 knots in the
evening, becoming variable less than 10 knots. seas to 2 feet or
less. scattered showers.
.friday...northeast winds 10 to 15 knots, becoming east 15 to
20 knots. seas to 3 feet. scattered showers.
.saturday...east northeast winds 15 to 20 knots, rising to 20 to
25 knots. seas 3 to 4 feet. isolated showers.
$$
(5/5)
Latest Coastal Waters Forecast by PHFO
Issued 8/17/2026 3:56 PM US/Hawaii.
Valid through 8/18/2026 4:30 AM US/Hawaii.
fzhw50 phfo 180156
cwfhfo
expires:202608181430;;910504
coastal waters forecast
national weather service honolulu hi
356 pm hst mon aug 17 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz121-181430-
alenuihaha channel-
356 pm hst mon aug 17 2026
...small craft advisory in effect through early tuesday morning...
.tonight...east northeast winds 20 to 25 knots. seas 5 to 7 feet.
wave detail: east 6 feet at 6 seconds and south 4 feet at
14 seconds. isolated showers.
.tuesday...east northeast winds 15 to 20 knots. seas 5 to 7 feet.
wave detail: east 6 feet at 6 seconds and south 3 feet at
13 seconds. isolated showers in the afternoon.
.tuesday night...east northeast winds 15 to 20 knots. seas 4 to
6 feet. wave detail: east 5 feet at 6 seconds. scattered showers,
mainly in the evening.
.wednesday...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east 4 feet at 5 seconds. isolated showers.
.wednesday night...northeast winds 15 to 20 knots, easing to
10 to 15 knots after midnight. seas 3 to 4 feet. wave detail:
east 3 feet at 7 seconds. isolated showers.
.thursday...northeast winds 7 to 10 knots. seas to 3 feet. wave
detail: east northeast 3 feet at 5 seconds. isolated showers.
.thursday night...east northeast winds 10 to 15 knots. seas to
3 feet. scattered showers.
.friday...east northeast winds 10 to 15 knots, rising to 15 to
20 knots. seas 3 to 4 feet. wave detail: east 4 feet at
5 seconds. scattered showers in the morning, then isolated
showers through the night. scattered showers after midnight.
.saturday...east northeast winds 15 to 20 knots, rising to 20 to
25 knots. seas 4 to 6 feet. wave detail: east 5 feet at
6 seconds. isolated showers.
$$
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