(1/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992877
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz110-200230-
kauai northwest waters-
320 am hst wed aug 19 2026
.today...east winds 15 to 20 knots. seas 3 to 4 feet. wave
detail: east 4 feet at 6 seconds. isolated showers.
.tonight...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: east 4 feet at 6 seconds. isolated showers after
midnight.
.thursday...east winds 15 to 20 knots. seas 3 to 4 feet. wave
detail: east 4 feet at 6 seconds. isolated showers in the
morning, then scattered showers in the afternoon.
.thursday night...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east 3 feet at 5 seconds. scattered showers
in the evening, then numerous showers after midnight.
.friday...east northeast winds 7 to 10 knots in the morning,
becoming variable less than 10 knots. seas to 3 feet. wave
detail: east 3 feet at 5 seconds. scattered showers.
.friday night...east winds 7 to 10 knots. seas 3 to 4 feet. wave
detail: east 3 feet at 7 seconds. scattered showers.
.saturday...east winds 10 to 15 knots, rising to 15 to 20 knots.
seas 3 to 5 feet. wave detail: east 5 feet at 7 seconds. isolated
showers.
.sunday...east northeast winds 20 to 25 knots. seas 5 to 7 feet.
wave detail: east 5 feet at 7 seconds. isolated showers, then
scattered showers after midnight.
$$
(2/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992878
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz111-200230-
kauai windward waters-
320 am hst wed aug 19 2026
.today...east winds 10 to 15 knots. seas to 4 feet. wave detail:
east 4 feet at 7 seconds. isolated showers.
.tonight...east winds 10 to 15 knots. seas to 4 feet. wave
detail: east 4 feet at 6 seconds. isolated showers after
midnight.
.thursday...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east 4 feet at 6 seconds. scattered showers.
.thursday night...east northeast winds 7 to 10 knots. seas to
3 feet. wave detail: east 3 feet at 5 seconds. scattered showers
in the evening, then numerous showers after midnight.
.friday...winds variable less than 10 knots. seas 3 to 4 feet.
wave detail: east 3 feet at 5 seconds. scattered showers.
.friday night...east southeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east southeast 4 feet at 7 seconds.
scattered showers.
.saturday...east winds 15 to 20 knots. seas 4 to 5 feet. wave
detail: east southeast 5 feet at 7 seconds. isolated showers.
.sunday...east northeast winds 15 to 20 knots. seas 5 to 8 feet.
wave detail: east southeast 5 feet at 7 seconds. isolated showers
through the night, then scattered showers through the day.
$$
(3/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992879
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz112-200230-
kauai leeward waters-
320 am hst wed aug 19 2026
.today...east winds 10 to 15 knots. seas 3 to 4 feet. wave
detail: east 4 feet at 5 seconds. isolated showers.
.tonight...east winds 10 to 15 knots. seas 3 to 4 feet. wave
detail: east 4 feet at 5 seconds. isolated showers after
midnight.
.thursday...east winds 10 to 15 knots. seas to 3 feet. wave
detail: east 3 feet at 5 seconds. isolated showers.
.thursday night...winds east northeast winds 7 to 10 knots. seas
to 3 feet. wave detail: east 3 feet at 5 seconds. scattered
showers.
.friday...east winds 7 to 10 knots in the morning, becoming
variable less than 10 knots. in the kaulakahi channel, winds
variable less than 10 knots. seas to 3 feet. wave detail: east
3 feet at 4 seconds. scattered showers.
.friday night...east winds 7 to 10 knots. seas 3 to 4 feet. wave
detail: east 3 feet at 6 seconds. scattered showers.
.saturday...east northeast winds 10 to 15 knots, rising to 15 to
20 knots. seas 3 to 5 feet. wave detail: east 5 feet at
7 seconds. isolated showers through the day.
.sunday...east northeast winds 15 to 20 knots, rising to 20 to
25 knots. in the kaulakahi channel, east northeast winds 20 to
25 knots, easing to 10 to 15 knots. seas 5 to 7 feet. wave
detail: east 6 feet at 7 seconds. isolated showers through the
night, then scattered showers through the day.
$$
(4/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992880
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz113-200230-
kauai channel-
320 am hst wed aug 19 2026
.today...east northeast winds 10 to 15 knots. seas 3 to 4 feet.
wave detail: east 4 feet at 5 seconds. isolated showers this
afternoon.
.tonight...east northeast winds to 15 knots. seas 3 to 4 feet.
wave detail: east northeast 4 feet at 5 seconds. isolated showers
after midnight.
.thursday...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east northeast 3 feet at 5 seconds. isolated
showers.
.thursday night...east northeast winds 10 to 15 knots. seas to
3 feet. wave detail: east northeast 3 feet at 5 seconds.
scattered showers.
.friday...east northeast winds 7 to 10 knots. seas 3 to 4 feet.
wave detail: east 3 feet at 4 seconds. scattered showers, mainly
in the morning.
.friday night...east northeast winds 7 to 10 knots. seas 3 to
4 feet. wave detail: east 3 feet at 6 seconds. scattered showers.
.saturday...east northeast winds 10 to 15 knots, rising to 15 to
20 knots. seas 4 to 5 feet. wave detail: east 5 feet at
6 seconds. isolated showers through the day.
.sunday...northeast winds 20 to 25 knots. seas 5 to 8 feet. wave
detail: east 6 feet at 6 seconds. isolated showers through the
night, then scattered showers through the day.
$$
(5/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992881
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz114-200230-
oahu windward waters-
320 am hst wed aug 19 2026
.today...east winds 10 to 15 knots. seas to 4 feet. wave detail:
east 4 feet at 7 seconds. isolated showers.
.tonight...east northeast winds 10 to 15 knots. seas to 4 feet.
wave detail: east 4 feet at 7 seconds. isolated showers.
.thursday...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east 4 feet at 7 seconds. scattered showers.
.thursday night...northeast winds to 10 knots in the evening,
becoming variable less than 10 knots. seas to 3 feet. wave
detail: east 3 feet at 5 seconds. scattered showers in the
evening, then numerous showers after midnight.
.friday...east winds 7 to 10 knots. seas to 3 feet. wave detail:
east 3 feet at 5 seconds. scattered showers.
.friday night...east winds to 15 knots. seas 3 to 4 feet. wave
detail: east 4 feet at 6 seconds. scattered showers.
.saturday...east winds 15 to 20 knots. seas 5 to 6 feet. wave
detail: east southeast 6 feet at 7 seconds. isolated showers.
.sunday...east northeast winds to 20 knots, becoming 20 to
25 knots. seas 6 to 9 feet. wave detail: east 6 feet at
7 seconds. isolated showers through the night, then scattered
showers through the day.
$$
(6/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992882
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz115-200230-
oahu leeward waters-
320 am hst wed aug 19 2026
.today...east northeast winds 10 to 15 knots. seas to 3 feet.
wave detail: east 3 feet at 5 seconds. isolated showers this
afternoon.
.tonight...east northeast winds to 15 knots. seas to 3 feet. wave
detail: east 3 feet at 4 seconds.
.thursday...east northeast winds 10 to 15 knots. seas to 3 feet.
wave detail: east northeast 3 feet at 4 seconds. isolated showers
in the afternoon.
.thursday night...east northeast winds 7 to 10 knots. seas to
2 feet or less. isolated showers in the evening, then scattered
showers after midnight.
.friday...winds variable less than 10 knots, becoming northeast
7 to 10 knots in the afternoon. seas to 2 feet or less, then to
3 feet in the afternoon. isolated showers.
.friday night...east northeast winds 7 to 10 knots. seas 3 to
4 feet. wave detail: east 3 feet at 6 seconds. isolated showers
in the evening, then scattered showers after midnight.
.saturday...east northeast winds 10 to 15 knots, rising to 20 to
25 knots. seas 3 to 5 feet. wave detail: east 5 feet at
6 seconds. isolated showers in the morning. isolated showers
through the day.
.sunday...northeast winds 20 to 25 knots, becoming east northeast
15 to 20 knots after midnight. seas 5 to 7 feet. wave detail:
east 6 feet at 6 seconds. isolated showers through the night,
then scattered showers through the day.
$$
(7/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992883
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz116-200230-
kaiwi channel-
320 am hst wed aug 19 2026
.today...east northeast winds to 15 knots. seas 3 to 4 feet. wave
detail: east northeast 4 feet at 5 seconds. isolated showers.
.tonight...east northeast winds to 15 knots. seas 3 to 4 feet.
wave detail: east northeast 4 feet at 5 seconds. isolated showers
after midnight.
.thursday...northeast winds 10 to 15 knots. seas 3 to 4 feet.
wave detail: east northeast 4 feet at 6 seconds. isolated showers
in the morning, then scattered showers in the afternoon.
.thursday night...northeast winds to 10 knots in the evening,
becoming variable less than 10 knots. seas to 3 feet. wave
detail: east northeast 3 feet at 4 seconds. scattered showers.
.friday...east northeast winds 7 to 10 knots, backing to
northeast 10 to 15 knots in the afternoon. seas to 3 feet. wave
detail: east northeast 3 feet at 5 seconds. scattered showers.
.friday night...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east 4 feet at 6 seconds. scattered showers.
.saturday...east northeast winds to 15 knots, rising to 20 knots.
seas 4 to 6 feet. wave detail: east northeast 6 feet at
6 seconds. isolated showers.
.sunday...northeast winds 25 to 30 knots, veering to east
northeast 20 to 25 knots after midnight. seas 5 to 8 feet. wave
detail: east northeast 6 feet at 6 seconds. isolated showers
through the night, then scattered showers through the day.
$$
(8/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992884
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz117-200230-
maui county windward waters-
320 am hst wed aug 19 2026
.today...east northeast winds 10 to 15 knots. seas to 4 feet.
wave detail: east 4 feet at 8 seconds. scattered showers.
.tonight...east northeast winds 10 to 15 knots. seas 3 to 4 feet.
wave detail: east 4 feet at 8 seconds. isolated showers.
.thursday...east northeast winds 10 to 15 knots, becoming 7 to
10 knots in the afternoon. seas 3 to 4 feet. wave detail: east
3 feet at 7 seconds. isolated showers in the morning, then
scattered showers in the afternoon.
.thursday night...east winds 7 to 10 knots. seas to 3 feet. wave
detail: east 3 feet at 7 seconds. scattered showers in the
evening, then numerous showers after midnight.
.friday...east southeast winds to 10 knots, rising to 15 knots in
the afternoon. seas to 3 feet. wave detail: east 3 feet at
5 seconds. scattered showers.
.friday night...east winds to 15 knots. seas 3 to 4 feet. wave
detail: east 4 feet at 6 seconds. scattered showers.
.saturday...east winds to 15 knots, rising to 20 knots. seas 5 to
6 feet. wave detail: east southeast 6 feet at 7 seconds. isolated
showers, then scattered showers after midnight.
.sunday...east winds 20 to 25 knots. seas 6 to 9 feet. wave
detail: east 6 feet at 7 seconds. scattered showers, then
numerous heavy showers after midnight.
$$
(9/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992885
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 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 wed aug 19 2026
.today...east northeast winds 10 to 15 knots. seas to 3 feet.
wave detail: east 3 feet at 5 seconds.
.tonight...east northeast winds 15 to 20 knots. seas to 3 feet.
.thursday...east northeast winds 10 to 15 knots. seas to 2 feet
or less. isolated showers in the afternoon.
.thursday night...northeast winds 7 to 10 knots in the evening,
becoming variable less than 10 knots. seas to 2 feet or less,
then to 3 feet after midnight. isolated showers in the evening,
then scattered showers after midnight.
.friday...north northeast winds 7 to 10 knots. seas to 3 feet.
isolated showers.
.friday night...east northeast winds 7 to 10 knots. seas 3 to
4 feet. wave detail: east southeast 3 feet at 6 seconds. isolated
showers in the evening, then scattered showers after midnight.
.saturday...north northeast winds 7 to 10 knots, veering to
northeast 10 to 15 knots. seas 3 to 4 feet. wave detail: east
4 feet at 6 seconds. isolated showers.
.sunday...northeast winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: east 5 feet at 7 seconds. isolated showers through the
night, then scattered showers through the day.
$$
(10/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992886
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz119-200230-
maalaea bay-
320 am hst wed aug 19 2026
.today...north winds to 20 knots. seas to 2 feet or less.
.tonight...north winds to 20 knots. seas to 2 feet or less.
.thursday...north winds to 20 knots. seas to 2 feet or less.
isolated showers in the afternoon.
.thursday night...north winds to 15 knots in the evening,
becoming variable less than 10 knots. seas to 2 feet or less.
scattered showers after midnight.
.friday...north winds to 15 knots, becoming north northeast in
the afternoon. seas to 2 feet or less. scattered showers, mainly
in the morning.
.friday night...north northeast winds to 20 knots. seas to 2 feet
or less. isolated showers after midnight.
.saturday...north winds to 25 knots. seas to 2 feet or less. wave
detail: northeast 2 feet at 3 seconds.
.sunday...north winds to 30 knots, easing to 25 knots after
midnight. seas to 3 feet. wave detail: north northeast 3 feet at
3 seconds. isolated showers in the afternoon. scattered showers
through the day.
$$
(11/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992887
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 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 wed aug 19 2026
.today...east northeast winds 15 to 20 knots. seas to 3 feet.
isolated showers.
.tonight...east northeast winds 15 to 20 knots. seas to 3 feet.
.thursday...east northeast winds 15 to 20 knots. seas to 3 feet.
isolated showers in the morning, then scattered showers in the
afternoon.
.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...east northeast winds 10 to 15 knots, rising to 15 to
20 knots in the afternoon. seas to 2 feet or less, then to 3 feet
in the afternoon. scattered showers.
.friday night...east northeast winds 15 to 20 knots. seas 3 to
4 feet. wave detail: east 3 feet at 5 seconds. scattered showers.
.saturday...east northeast winds 20 to 25 knots. seas 3 to
5 feet. wave detail: east 4 feet at 4 seconds. isolated showers.
.sunday...east northeast winds 25 to 30 knots, easing to 20 to
25 knots after midnight. seas 3 to 5 feet. wave detail: east
4 feet at 4 seconds. isolated showers through the night.
scattered showers through the day.
$$
(12/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992888
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz121-200230-
alenuihaha channel-
320 am hst wed aug 19 2026
.today...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: east 4 feet at 5 seconds. isolated showers this
morning. scattered showers this afternoon.
.tonight...east northeast winds 20 to 25 knots, easing to 15 to
20 knots after midnight. seas to 3 feet. wave detail: east 3 feet
at 6 seconds. isolated showers.
.thursday...east northeast winds 15 to 20 knots. seas to 3 feet.
wave detail: east 3 feet at 5 seconds. isolated showers in the
morning. scattered showers in the afternoon.
.thursday night...east northeast winds 10 to 15 knots. seas to
2 feet or less, then to 3 feet after midnight. isolated showers
in the evening, then scattered showers after midnight.
.friday...east northeast winds 10 to 15 knots, rising to 15 to
20 knots in the afternoon. seas 3 to 4 feet. wave detail: east
3 feet at 5 seconds. isolated showers in the morning, then
scattered showers in the afternoon.
.friday night...east northeast winds 15 to 20 knots. seas 4 to
5 feet. wave detail: east 5 feet at 6 seconds. isolated showers
in the evening, then scattered showers after midnight.
.saturday...east northeast winds 20 to 25 knots, becoming
northeast 25 to 30 knots after midnight. seas 5 to 7 feet. wave
detail: east 6 feet at 6 seconds. isolated showers.
.sunday...east northeast winds 25 to 30 knots, easing to 20 to
25 knots after midnight. seas 6 to 9 feet. wave detail: east
7 feet at 6 seconds. isolated showers through the night, then
scattered showers through the day.
$$
(13/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992889
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz122-200230-
big island windward waters-
320 am hst wed aug 19 2026
.today...east northeast winds 10 to 15 knots. seas 3 to 4 feet.
wave detail: east 4 feet at 8 seconds. scattered showers.
.tonight...northeast winds 10 to 15 knots. seas to 3 feet. wave
detail: east 3 feet at 8 seconds. scattered showers.
.thursday...east northeast winds 10 to 15 knots. seas to 3 feet.
wave detail: east 3 feet at 7 seconds. isolated showers in the
morning, then scattered showers in the afternoon.
.thursday night...east winds 7 to 10 knots. seas to 2 feet or
less. scattered showers in the evening, then numerous showers
after midnight.
.friday...east winds 10 to 15 knots. seas 3 to 4 feet. wave
detail: east 3 feet at 8 seconds. scattered showers.
.friday night...east northeast winds to 15 knots. seas 3 to
4 feet. wave detail: east southeast 4 feet at 7 seconds.
scattered showers.
.saturday...east northeast winds 15 to 20 knots, becoming
northeast 20 to 25 knots. seas 4 to 5 feet. wave detail: east
southeast 5 feet at 7 seconds. scattered showers.
.sunday...east northeast winds 20 to 25 knots, becoming east
southeast 25 to 30 knots in the evening, easing to 20 to 25 knots
after midnight. seas 7 to 10 feet. wave detail: east southeast
5 feet at 8 seconds. scattered showers, then numerous heavy
showers after midnight.
$$
(14/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992890
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz123-200230-
big island leeward waters-
320 am hst wed aug 19 2026
.today...west of the big island, north northwest winds 7 to
10 knots, backing to west southwest this afternoon. near south
point, east winds 15 to 20 knots. seas 3 to 4 feet. wave detail:
northeast 3 feet at 4 seconds. isolated showers.
.tonight...west of the big island, west southwest winds 7 to
10 knots. near south point, east winds 10 to 15 knots, becoming
to 15 knots after midnight. seas to 3 feet. isolated showers.
.thursday...west of the big island, northwest winds 7 to
10 knots. near south point, east winds to 15 knots, veering to
east southeast in the afternoon. seas to 3 feet in the morning,
then to 2 feet or less. isolated showers in the afternoon.
.thursday night...west of the big island, winds variable less
than 10 knots. near south point, east northeast winds 7 to
10 knots, becoming 10 to 15 knots after midnight. seas to 2 feet
or less. isolated showers in the evening, then scattered showers
after midnight.
.friday...winds variable less than 10 knots west of the big
island...east northeast 10 to 15 knots near south point. seas
3 to 4 feet. isolated showers.
.friday night...winds variable less than 10 knots west of the big
island...east northeast to 15 knots near south point. seas 3 to
5 feet. wave detail: east 4 feet at 5 seconds. isolated showers
in the evening, then scattered showers after midnight.
.saturday...west of the big island, winds variable less than
10 knots. winds variable less than 10 knots after midnight. near
south point, east northeast winds 10 to 15 knots, backing to
north northeast 7 to 10 knots in the evening. seas 4 to 6 feet.
wave detail: east northeast 5 feet at 6 seconds. isolated
showers.
.sunday...west of the big island, east winds 7 to 10 knots in the
morning, becoming variable less than 10 knots, then becoming
north 7 to 10 knots. near south point, north northeast winds 7 to
10 knots, becoming east northeast 15 to 20 knots in the
afternoon, then becoming east to 30 knots in the evening, easing
to 20 to 25 knots after midnight. seas 6 to 9 feet. wave detail:
east northeast 6 feet at 6 seconds. scattered showers.
$$
(15/15)
Latest Coastal Waters Forecast by PHFO
Issued 8/19/2026 3:20 AM US/Hawaii.
Valid through 8/19/2026 4:30 PM US/Hawaii.
fzhw50 phfo 191320
cwfhfo
expires:202608200230;;992891
coastal waters forecast
national weather service honolulu hi
320 am hst wed aug 19 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz124-200230-
big island southeast waters-
320 am hst wed aug 19 2026
.today...east northeast winds 10 to 15 knots. seas 3 to 4 feet.
wave detail: east 4 feet at 8 seconds. isolated showers.
.tonight...east northeast winds to 15 knots. seas to 3 feet. wave
detail: east 3 feet at 8 seconds. isolated showers.
.thursday...east northeast winds 10 to 15 knots. seas to 3 feet.
wave detail: east 3 feet at 4 seconds. isolated showers in the
morning, then scattered showers in the afternoon.
.thursday night...east northeast winds 10 to 15 knots. seas to
2 feet or less. scattered showers in the evening, then numerous
showers after midnight.
.friday...east northeast winds to 15 knots. seas 3 to 4 feet.
wave detail: east 3 feet at 5 seconds. scattered showers.
.friday night...east northeast winds 15 to 20 knots. seas 4 to
6 feet. wave detail: east southeast 6 feet at 7 seconds.
scattered showers.
.saturday...northeast winds 20 to 25 knots, rising to 25 to
30 knots after midnight. seas 6 to 9 feet. wave detail: east
southeast 8 feet at 7 seconds. isolated showers, then scattered
showers after midnight.
.sunday...northeast winds 25 to 30 knots, veering to east 20 to
25 knots in the evening, then becoming east southeast 15 to
20 knots after midnight. seas 8 to 11 feet. wave detail: east
10 feet at 7 seconds. scattered showers, then numerous heavy
showers after midnight.
$$
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