(1/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665559
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz110-010215-
kauai northwest waters-
340 am hst mon aug 31 2026
.today...east northeast winds to 20 knots. seas 5 to 7 feet. wave
detail: east 6 feet at 7 seconds. scattered showers.
.tonight...east northeast winds to 20 knots. seas 6 to 8 feet.
wave detail: east 7 feet at 8 seconds. scattered showers.
.tuesday...east northeast winds 15 to 20 knots. seas 6 to 7 feet.
wave detail: east 6 feet at 8 seconds and south southwest 3 feet
at 18 seconds. scattered showers.
.tuesday night...east northeast winds to 20 knots. seas 6 to
7 feet. wave detail: east 6 feet at 7 seconds and south southwest
4 feet at 17 seconds. scattered showers in the evening, then
showers likely after midnight.
.wednesday...east northeast winds to 20 knots. seas 6 to 7 feet.
wave detail: east 6 feet at 7 seconds and south southwest 4 feet
at 16 seconds. scattered showers.
.wednesday night...east northeast winds to 20 knots. seas 6 to
8 feet. wave detail: east 6 feet at 8 seconds, south southwest
4 feet at 15 seconds and southeast 3 feet at 13 seconds.
scattered showers.
.thursday...east northeast winds 20 to 25 knots. seas 6 to
9 feet. wave detail: east 7 feet at 8 seconds, southeast 3 feet
at 13 seconds and south 3 feet at 14 seconds. scattered showers
in the morning, then isolated showers in the afternoon. scattered
showers through the day.
.friday...east northeast winds 20 to 25 knots. seas 6 to 9 feet.
wave detail: east 8 feet at 9 seconds, east 5 feet at 12 seconds,
south southeast 3 feet at 9 seconds and south 3 feet at
13 seconds. scattered showers.
$$
(2/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665560
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz111-010215-
kauai windward waters-
340 am hst mon aug 31 2026
.today...east northeast winds 15 to 20 knots. seas 6 to 7 feet.
wave detail: east 6 feet at 7 seconds and south 3 feet at
11 seconds. scattered showers.
.tonight...east northeast winds 15 to 20 knots. seas 6 to 8 feet.
wave detail: east 7 feet at 8 seconds and south 3 feet at
20 seconds. scattered showers.
.tuesday...east northeast winds to 15 knots. seas 6 to 8 feet.
wave detail: east 7 feet at 8 seconds and south 4 feet at
18 seconds. scattered showers.
.tuesday night...east northeast winds to 20 knots. seas 6 to
8 feet. wave detail: east 7 feet at 7 seconds and south 4 feet at
17 seconds. scattered showers in the evening, then showers after
midnight.
.wednesday...east northeast winds 15 to 20 knots. seas 6 to
8 feet. wave detail: east 7 feet at 7 seconds and south 4 feet at
16 seconds. showers likely, mainly in the morning.
.wednesday night...east northeast winds to 20 knots. seas 6 to
9 feet. wave detail: east 7 feet at 8 seconds, south 4 feet at
15 seconds and southeast 3 feet at 13 seconds. scattered showers.
.thursday...east northeast winds to 20 knots. seas 8 to 11 feet.
wave detail: east 8 feet at 8 seconds, south southeast 5 feet at
11 seconds and south 4 feet at 14 seconds. scattered showers.
.friday...east northeast winds 20 to 25 knots. seas 8 to 11 feet.
wave detail: east 9 feet at 9 seconds, south 5 feet at 9 seconds
and east 5 feet at 12 seconds. scattered showers.
$$
(3/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665561
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz112-010215-
kauai leeward waters-
340 am hst mon aug 31 2026
.today...east northeast winds to 20 knots. seas 5 to 7 feet. wave
detail: east 6 feet at 7 seconds and south 3 feet at 11 seconds.
scattered showers, mainly this morning.
.tonight...east northeast winds to 20 knots. seas 6 to 8 feet.
wave detail: east 7 feet at 7 seconds and south 3 feet at
20 seconds. isolated showers.
.tuesday...east northeast winds 15 to 20 knots. seas 6 to 8 feet.
wave detail: east 7 feet at 7 seconds and south 4 feet at
18 seconds. isolated showers in the morning, then scattered
showers in the afternoon.
.tuesday night...east northeast winds 15 to 20 knots. seas 6 to
7 feet. wave detail: east northeast 6 feet at 7 seconds and south
4 feet at 17 seconds. scattered showers.
.wednesday...east northeast winds 15 to 20 knots. seas 6 to
8 feet. wave detail: east northeast 6 feet at 7 seconds, south
4 feet at 16 seconds and southeast 3 feet at 12 seconds.
scattered showers.
.wednesday night...east northeast winds 15 to 20 knots. seas 7 to
10 feet. wave detail: east 7 feet at 7 seconds, southeast 6 feet
at 13 seconds and south 4 feet at 15 seconds. isolated showers.
.thursday...east northeast winds 15 to 20 knots, rising to 20 to
25 knots. seas 8 to 11 feet. wave detail: east 8 feet at
8 seconds, southeast 6 feet at 13 seconds and south 4 feet at
14 seconds. isolated showers.
.friday...east northeast winds 20 to 25 knots. gusts up to
35 knots. seas 7 to 10 feet. wave detail: east 9 feet at
8 seconds, south southeast 5 feet at 9 seconds and south 4 feet
at 13 seconds. scattered showers through the night, then isolated
showers in the evening. scattered showers after midnight.
$$
(4/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665562
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz113-010215-
kauai channel-
340 am hst mon aug 31 2026
.today...east northeast winds to 20 knots. seas 6 to 7 feet. wave
detail: east 6 feet at 6 seconds and south 3 feet at 11 seconds.
scattered showers, mainly this morning.
.tonight...east northeast winds to 20 knots. seas 7 to 8 feet.
wave detail: east northeast 7 feet at 7 seconds and south 3 feet
at 20 seconds. isolated showers.
.tuesday...east northeast winds 15 to 20 knots. seas 6 to 8 feet.
wave detail: east northeast 6 feet at 7 seconds and south 4 feet
at 18 seconds. isolated showers in the morning, then scattered
showers in the afternoon.
.tuesday night...east northeast winds to 20 knots. seas 6 to
7 feet. wave detail: east northeast 6 feet at 7 seconds and south
4 feet at 17 seconds. scattered showers.
.wednesday...east northeast winds 15 to 20 knots. seas 6 to
7 feet. wave detail: east northeast 6 feet at 7 seconds and south
4 feet at 16 seconds. scattered showers.
.wednesday night...east northeast winds to 20 knots. seas 7 to
9 feet. wave detail: east 7 feet at 7 seconds, southeast 5 feet
at 14 seconds and south 4 feet at 15 seconds. isolated showers.
.thursday...east northeast winds 20 to 25 knots. seas 8 to
11 feet. wave detail: east 8 feet at 8 seconds, southeast 5 feet
at 12 seconds and south 4 feet at 14 seconds. isolated showers.
.friday...east northeast winds 20 to 25 knots. seas 7 to 10 feet.
wave detail: east northeast 9 feet at 8 seconds, south 5 feet at
9 seconds and east 3 feet at 10 seconds. scattered showers
through the night, then isolated showers in the evening.
scattered showers after midnight.
$$
(5/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665563
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz114-010215-
oahu windward waters-
340 am hst mon aug 31 2026
.today...east northeast winds to 20 knots. seas to 6 feet. wave
detail: east 6 feet at 7 seconds. scattered showers, mainly this
morning.
.tonight...east northeast winds to 20 knots. seas 7 to 8 feet.
wave detail: east 8 feet at 7 seconds. isolated showers in the
evening, then scattered showers after midnight.
.tuesday...east northeast winds 15 to 20 knots. seas 6 to 7 feet.
wave detail: east 7 feet at 7 seconds. scattered showers.
.tuesday night...east northeast winds to 20 knots. seas 7 to
8 feet. wave detail: east 7 feet at 7 seconds. scattered showers.
.wednesday...east northeast winds to 20 knots. seas 7 to 8 feet.
wave detail: east 7 feet at 7 seconds. scattered showers.
.wednesday night...east northeast winds to 20 knots. seas 7 to
8 feet. wave detail: east 8 feet at 8 seconds. scattered showers.
.thursday...east northeast winds 20 to 25 knots. gusts up to
35 knots. seas 8 to 11 feet. wave detail: east 9 feet at
8 seconds, south 4 feet at 14 seconds and southeast 3 feet at
12 seconds. scattered showers in the morning, then isolated
showers in the afternoon. scattered showers through the day.
.friday...east northeast winds 20 to 25 knots. gusts up to
35 knots. seas 8 to 11 feet. wave detail: east 10 feet at
8 seconds, east 5 feet at 12 seconds and south 4 feet at
9 seconds. scattered showers.
$$
(6/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665564
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz115-010215-
oahu leeward waters-
340 am hst mon aug 31 2026
.today...east northeast winds to 20 knots. seas 5 to 7 feet. wave
detail: east 6 feet at 6 seconds and south 3 feet at 11 seconds.
isolated showers.
.tonight...east northeast winds to 20 knots. seas 5 to 8 feet.
wave detail: east northeast 7 feet at 7 seconds and south 3 feet
at 20 seconds. isolated showers.
.tuesday...east northeast winds 15 to 20 knots. seas 5 to 7 feet.
wave detail: east northeast 6 feet at 6 seconds and south 4 feet
at 18 seconds. isolated showers.
.tuesday night...northeast winds 20 to 25 knots, becoming east
northeast 15 to 20 knots after midnight. seas 5 to 7 feet. wave
detail: east northeast 5 feet at 6 seconds and south 4 feet at
17 seconds. scattered showers.
.wednesday...east northeast winds 15 to 20 knots. seas 5 to
7 feet. wave detail: east northeast 5 feet at 6 seconds and south
4 feet at 16 seconds. scattered showers.
.wednesday night...east northeast winds to 20 knots. seas 6 to
9 feet. wave detail: east southeast 6 feet at 7 seconds,
southeast 5 feet at 14 seconds and south 4 feet at 15 seconds.
isolated showers.
.thursday...east northeast winds 20 to 25 knots. seas 8 to
11 feet. wave detail: east 8 feet at 8 seconds, southeast 6 feet
at 12 seconds and south 4 feet at 14 seconds. isolated showers.
.friday...east northeast winds 20 to 25 knots. seas 7 to 10 feet.
wave detail: east 8 feet at 8 seconds and south 6 feet at
9 seconds. scattered showers through the night, then isolated
showers through the day.
$$
(7/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665565
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz116-010215-
kaiwi channel-
340 am hst mon aug 31 2026
.today...east northeast winds to 20 knots. seas 5 to 7 feet. wave
detail: east northeast 6 feet at 6 seconds and south southwest
3 feet at 11 seconds. isolated showers.
.tonight...east northeast winds to 20 knots. seas 6 to 8 feet.
wave detail: east northeast 7 feet at 7 seconds and south 3 feet
at 17 seconds. isolated showers.
.tuesday...east northeast winds to 20 knots. seas 6 to 7 feet.
wave detail: east northeast 7 feet at 7 seconds and south 4 feet
at 18 seconds. isolated showers.
.tuesday night...east northeast winds to 20 knots. seas 6 to
8 feet. wave detail: east northeast 7 feet at 7 seconds and south
4 feet at 17 seconds. scattered showers.
.wednesday...east northeast winds 15 to 20 knots. seas 6 to
8 feet. wave detail: east northeast 7 feet at 7 seconds and south
4 feet at 16 seconds. scattered showers.
.wednesday night...east northeast winds to 20 knots. seas 6 to
9 feet. wave detail: east 8 feet at 7 seconds, south 4 feet at
15 seconds and south southeast 3 feet at 15 seconds. isolated
showers.
.thursday...east northeast winds 20 to 25 knots, rising to 25 to
30 knots. seas 8 to 11 feet. wave detail: east 10 feet at
8 seconds, south southeast 5 feet at 10 seconds and south 5 feet
at 14 seconds. isolated showers.
.friday...east northeast winds 25 to 30 knots, easing to 20 to
25 knots. seas 8 to 11 feet. wave detail: east northeast 11 feet
at 8 seconds, south 6 feet at 8 seconds and east 5 feet at
13 seconds. scattered showers .
$$
(8/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665566
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz117-010215-
maui county windward waters-
340 am hst mon aug 31 2026
.today...east northeast winds to 20 knots. seas 5 to 6 feet. wave
detail: east 6 feet at 6 seconds. scattered showers.
.tonight...east northeast winds 15 to 20 knots. seas 6 to 7 feet.
wave detail: east 7 feet at 7 seconds. scattered showers.
.tuesday...east northeast winds 15 to 20 knots. seas 6 to 7 feet.
wave detail: east 6 feet at 6 seconds. scattered showers.
.tuesday night...east northeast winds to 20 knots. seas 6 to
7 feet. wave detail: east 6 feet at 7 seconds and southeast
3 feet at 12 seconds. scattered showers in the evening, then
showers likely after midnight.
.wednesday...east winds to 20 knots. seas 7 to 9 feet. wave
detail: east 7 feet at 7 seconds and southeast 4 feet at
11 seconds. scattered showers.
.wednesday night...east winds to 20 knots. seas 7 to 9 feet. wave
detail: east 8 feet at 7 seconds and southeast 4 feet at
11 seconds. scattered showers.
.thursday...east winds 20 to 25 knots, rising to 25 to 30 knots.
seas 8 to 11 feet. wave detail: east southeast 9 feet at
9 seconds. scattered showers in the morning, then isolated
showers in the afternoon. scattered showers through the day.
.friday...east winds 25 to 30 knots, easing to 20 to 25 knots.
seas 8 to 11 feet. wave detail: east 10 feet at 8 seconds and
east 5 feet at 13 seconds. scattered showers.
$$
(9/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665567
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz118-010215-
maui county leeward waters-
340 am hst mon aug 31 2026
.today...east northeast winds 15 to 20 knots. seas 5 to 7 feet.
wave detail: east 6 feet at 6 seconds and south southwest 3 feet
at 11 seconds. isolated showers.
.tonight...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
17 seconds. isolated showers.
.tuesday...northeast winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: east 5 feet at 5 seconds and south 4 feet at 18 seconds.
isolated showers in the afternoon.
.tuesday night...east northeast winds 20 to 25 knots, easing to
15 to 20 knots after midnight. seas 5 to 6 feet. wave detail:
east 5 feet at 5 seconds and south 4 feet at 17 seconds. isolated
showers.
.wednesday...east northeast winds 10 to 15 knots. seas 5 to
7 feet. wave detail: east 5 feet at 7 seconds and south 4 feet at
16 seconds. scattered showers.
.wednesday night...east northeast winds 15 to 20 knots. seas 6 to
9 feet. wave detail: east 6 feet at 8 seconds, south southeast
4 feet at 15 seconds and south 4 feet at 15 seconds. isolated
showers.
.thursday...east northeast winds 15 to 20 knots, becoming
northeast 20 to 25 knots in the evening, then becoming east
northeast 15 to 20 knots after midnight. seas 7 to 10 feet. wave
detail: east 9 feet at 7 seconds and south southeast 5 feet at
13 seconds. isolated showers.
.friday...east northeast winds 15 to 20 knots. seas 6 to 9 feet.
wave detail: east 8 feet at 7 seconds and south 6 feet at
8 seconds. scattered showers through the night, then isolated
showers through the day.
$$
(10/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665568
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz119-010215-
maalaea bay-
340 am hst mon aug 31 2026
...small craft advisory in effect through tuesday afternoon...
.today...north northeast winds 20 to 25 knots. gusts up to
35 knots this morning. seas to 3 feet. wave detail: north
northeast 3 feet at 4 seconds.
.tonight...north northeast winds 20 to 25 knots. seas to 2 feet
or less. wave detail: north northeast 2 feet at 3 seconds.
.tuesday...north northeast winds 20 to 25 knots. gusts up to
35 knots in the afternoon. seas to 2 feet or less, then to 3 feet
in the afternoon. wave detail: north northeast 3 feet at
3 seconds.
.tuesday night...north northeast winds 20 to 25 knots. seas to
3 feet. wave detail: north northeast 3 feet at 4 seconds.
.wednesday...north northeast winds 20 to 25 knots. seas to
3 feet. wave detail: north northeast 3 feet at 3 seconds and
south 3 feet at 16 seconds. scattered showers in the afternoon.
.wednesday night...north northeast winds to 25 knots. seas to
3 feet. wave detail: north northeast 3 feet at 4 seconds.
.thursday...north northeast winds to 25 knots, rising to
30 knots. seas 3 to 5 feet. wave detail: north northeast 5 feet
at 4 seconds and south 5 feet at 10 seconds.
.friday...north northeast winds to 30 knots. seas 3 to 5 feet.
wave detail: north northeast 5 feet at 5 seconds and south
southwest 4 feet at 9 seconds. scattered showers through the
night, then isolated showers in the evening.
$$
(11/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665569
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz120-010215-
pailolo channel-
340 am hst mon aug 31 2026
...small craft advisory in effect through tuesday afternoon...
.today...east northeast winds 20 to 25 knots. gusts up to
35 knots this morning. seas 4 to 6 feet. wave detail: east 5 feet
at 5 seconds. scattered showers this morning. isolated showers
this afternoon.
.tonight...east northeast winds 20 to 25 knots. seas 5 to 7 feet.
wave detail: east 5 feet at 5 seconds. isolated showers in the
evening. scattered showers after midnight.
.tuesday...east northeast winds 20 to 25 knots. seas 4 to 6 feet.
wave detail: east northeast 5 feet at 5 seconds. isolated showers
in the morning. scattered showers in the afternoon.
.tuesday night...east northeast winds 20 to 25 knots, easing to
15 to 20 knots after midnight. seas 4 to 6 feet. wave detail:
east northeast 5 feet at 5 seconds. scattered showers.
.wednesday...east northeast winds 15 to 20 knots, rising to 20 to
25 knots in the afternoon. seas 4 to 6 feet. wave detail: east
5 feet at 5 seconds. isolated showers in the morning, then
scattered showers in the afternoon.
.wednesday night...east northeast winds 20 to 25 knots. seas 4 to
6 feet. wave detail: east 5 feet at 5 seconds. isolated showers.
.thursday...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 6 to 9 feet. wave detail: east 7 feet at
6 seconds and south 5 feet at 13 seconds. isolated showers.
.friday...east northeast winds 20 to 25 knots. gusts up to
35 knots. seas 5 to 7 feet. wave detail: east 7 feet at
6 seconds, south southwest 4 feet at 9 seconds and east 3 feet at
12 seconds. scattered showers through the night, then isolated
showers in the evening. scattered showers after midnight.
$$
(12/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665570
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz121-010215-
alenuihaha channel-
340 am hst mon aug 31 2026
...small craft advisory in effect through tuesday afternoon...
.today...east northeast winds 25 to 30 knots, easing to 20 to
25 knots this afternoon. seas 6 to 9 feet. wave detail: east
northeast 8 feet at 6 seconds and south southwest 3 feet at
18 seconds. isolated showers this morning. scattered showers this
afternoon.
.tonight...east northeast winds 20 to 25 knots. gusts up to
35 knots in the evening. seas 6 to 9 feet. wave detail: east
northeast 8 feet at 6 seconds and south southwest 3 feet at
17 seconds. isolated showers.
.tuesday...east northeast winds 20 to 25 knots. gusts up to
35 knots in the afternoon. seas 5 to 8 feet. wave detail: east
7 feet at 6 seconds and south southwest 4 feet at 18 seconds.
isolated showers.
.tuesday night...east northeast winds 25 to 30 knots, easing to
20 to 25 knots after midnight. seas 5 to 8 feet. wave detail:
east northeast 7 feet at 6 seconds and south southwest 4 feet at
17 seconds. scattered showers.
.wednesday...east northeast winds 20 to 25 knots. gusts up to
35 knots in the afternoon. seas 6 to 7 feet, building to 7 to
9 feet in the afternoon. wave detail: east 8 feet at 7 seconds
and south southwest 4 feet at 16 seconds. scattered showers.
.wednesday night...east northeast winds 25 to 30 knots. seas 8 to
11 feet. wave detail: east 9 feet at 7 seconds, south southwest
4 feet at 15 seconds and south southeast 3 feet at 14 seconds.
isolated showers.
.thursday...east northeast winds 25 to 30 knots. seas 10 to
14 feet. wave detail: east 13 feet at 8 seconds, south 6 feet at
13 seconds and south southeast 4 feet at 12 seconds. isolated
showers.
.friday...east northeast winds 25 to 30 knots, easing to 20 to
25 knots after midnight. seas 9 to 13 feet. wave detail: east
southeast 12 feet at 7 seconds, south southwest 6 feet at
9 seconds and east 5 feet at 13 seconds. scattered showers .
$$
(13/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665571
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz122-010215-
big island windward waters-
340 am hst mon aug 31 2026
.today...east northeast winds 15 to 20 knots. seas 4 to 6 feet.
wave detail: east 5 feet at 5 seconds and south 3 feet at
11 seconds. scattered showers.
.tonight...northeast winds 15 to 20 knots. seas 5 to 6 feet. wave
detail: east 5 feet at 5 seconds and south southwest 3 feet at
16 seconds. showers likely.
.tuesday...northeast winds 15 to 20 knots. seas 5 to 6 feet. wave
detail: east 5 feet at 5 seconds and south southwest 4 feet at
18 seconds. scattered showers.
.tuesday night...east northeast winds 20 to 25 knots, easing to
15 to 20 knots after midnight. seas 5 to 8 feet. wave detail:
east 5 feet at 5 seconds, southeast 4 feet at 12 seconds and
south 4 feet at 18 seconds. scattered showers in the evening,
then showers after midnight.
.wednesday...east northeast winds 15 to 20 knots, rising to 20 to
25 knots in the afternoon. seas 6 to 9 feet, building to 8 to
10 feet in the afternoon. wave detail: east 6 feet at 7 seconds,
southeast 6 feet at 11 seconds and south 4 feet at 16 seconds.
showers likely, mainly in the morning.
.wednesday night...east northeast winds 20 to 25 knots. seas 8 to
11 feet. wave detail: east 7 feet at 7 seconds, southeast 6 feet
at 11 seconds and south 4 feet at 15 seconds. scattered showers.
.thursday...east northeast winds 20 to 25 knots. seas 9 to
12 feet. wave detail: east 8 feet at 8 seconds, south southeast
6 feet at 11 seconds and east 5 feet at 7 seconds. scattered
showers.
.friday...east winds 20 to 25 knots, easing to 15 to 20 knots
after midnight. seas 8 to 11 feet. wave detail: east 9 feet at
7 seconds, east 5 feet at 13 seconds, south southwest 5 feet at
13 seconds and south southeast 3 feet at 8 seconds. showers
likely, mainly in the morning.
$$
(14/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665572
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz123-010215-
big island leeward waters-
340 am hst mon aug 31 2026
...small craft advisory in effect through tuesday afternoon...
.today...east northeast winds 20 to 25 knots. seas 5 to 7 feet.
wave detail: northeast 5 feet at 6 seconds and south southwest
3 feet at 18 seconds. isolated showers.
.tonight...northeast winds 20 to 25 knots. seas 5 to 7 feet. wave
detail: northeast 5 feet at 7 seconds and south southwest 4 feet
at 18 seconds. isolated showers.
.tuesday...east northeast winds 20 to 25 knots. seas 5 to 7 feet.
wave detail: northeast 5 feet at 6 seconds and south southwest
4 feet at 18 seconds. isolated showers.
.tuesday night...east southeast winds 15 to 20 knots, backing to
north northeast after midnight. seas 5 to 7 feet. wave detail:
northeast 5 feet at 7 seconds and south 4 feet at 17 seconds.
scattered showers, mainly in the evening.
.wednesday...north northeast winds 15 to 20 knots, veering to
east in the afternoon. seas 5 to 7 feet, building to 6 to 9 feet
in the afternoon. wave detail: northeast 6 feet at 7 seconds,
south 4 feet at 16 seconds and southeast 3 feet at 12 seconds.
scattered showers.
.wednesday night...east northeast winds 20 to 25 knots. seas 7 to
10 feet. wave detail: east northeast 8 feet at 7 seconds,
southeast 7 feet at 13 seconds and south 4 feet at 15 seconds.
isolated showers.
.thursday...east northeast winds 20 to 25 knots, rising to 25 to
30 knots. seas 9 to 13 feet. wave detail: northeast 11 feet at
9 seconds, south 7 feet at 10 seconds and south southeast 7 feet
at 12 seconds. isolated showers through the night. scattered
showers in the evening, then isolated showers after midnight.
.friday...east winds 20 to 25 knots. gusts up to 35 knots. seas
8 to 11 feet. wave detail: east northeast 9 feet at 8 seconds,
southwest 6 feet at 13 seconds and south southeast 3 feet at
7 seconds. scattered showers.
$$
(15/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/31/2026 3:40 AM US/Hawaii.
Valid through 8/31/2026 4:15 PM US/Hawaii.
fzhw50 phfo 311340
cwfhfo
expires:202609010215;;665573
coastal waters forecast
national weather service honolulu hi
340 am hst mon aug 31 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz124-010215-
big island southeast waters-
340 am hst mon aug 31 2026
...small craft advisory in effect through tuesday afternoon...
.today...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 18 seconds. isolated showers.
.tonight...east northeast winds 20 to 25 knots. seas 6 to 8 feet.
wave detail: east 7 feet at 6 seconds and south southwest 4 feet
at 17 seconds. isolated showers in the evening, then scattered
showers after midnight.
.tuesday...northeast winds 20 to 25 knots. seas 6 to 8 feet. wave
detail: east 6 feet at 6 seconds and south southwest 4 feet at
18 seconds. isolated showers in the morning, then scattered
showers in the afternoon.
.tuesday night...east northeast winds 20 to 25 knots. seas 7 to
9 feet. wave detail: east 7 feet at 6 seconds, southeast 4 feet
at 12 seconds and south 4 feet at 17 seconds. scattered showers
in the evening, then showers likely after midnight.
.wednesday...east northeast winds 20 to 25 knots. seas 8 to
9 feet, building to 9 to 11 feet in the afternoon. wave detail:
east 9 feet at 7 seconds, southeast 5 feet at 12 seconds and
south 4 feet at 16 seconds. scattered showers.
.wednesday night...east northeast winds 25 to 30 knots. seas
10 to 14 feet. wave detail: east southeast 12 feet at 8 seconds,
southeast 7 feet at 12 seconds and south 4 feet at 15 seconds.
scattered showers.
.thursday...east northeast winds to 30 knots. seas 12 to 17 feet.
wave detail: east 13 feet at 8 seconds, south southeast 8 feet at
11 seconds, south southwest 7 feet at 10 seconds and east 5 feet
at 13 seconds. scattered showers.
.friday...east northeast winds 25 to 30 knots, easing to 20 to
25 knots. seas 11 to 15 feet. wave detail: east 12 feet at
8 seconds, east 5 feet at 13 seconds, south southwest 5 feet at
13 seconds and south southeast 3 feet at 9 seconds. scattered
showers.
$$
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