(1/4)
Latest Coastal Waters Forecast by PHFO
Issued 8/21/2026 3:24 PM US/Hawaii.
Valid through 8/22/2026 4:15 AM US/Hawaii.
fzhw50 phfo 220124
cwfhfo
expires:202608221415;;139643
coastal waters forecast
national weather service honolulu hi
324 pm hst fri aug 21 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz113-221415-
kauai channel-
324 pm hst fri aug 21 2026
.tonight...east winds 10 to 15 knots. seas 3 to 5 feet. wave
detail: east 3 feet at 7 seconds.
.saturday...east winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: east 5 feet at 7 seconds.
.saturday night...east northeast winds 20 to 25 knots. seas 6 to
7 feet. wave detail: east 6 feet at 7 seconds. isolated showers
after midnight.
.sunday...east northeast winds 20 to 25 knots. seas 6 to 7 feet,
building to 8 to 10 feet in the afternoon. wave detail: east
northeast 8 feet at 8 seconds. isolated showers in the morning.
.sunday night...east northeast winds 20 to 25 knots. seas 8 to
10 feet. wave detail: east northeast 8 feet at 7 seconds.
scattered showers.
.monday...east northeast winds 20 to 25 knots. seas 6 to 9 feet.
wave detail: east 7 feet at 7 seconds and south southwest 3 feet
at 14 seconds. scattered showers.
.monday night...east northeast winds 20 to 25 knots, easing to
15 to 20 knots after midnight. seas 6 to 8 feet. wave detail:
east northeast 6 feet at 6 seconds and south southwest 3 feet at
13 seconds. scattered showers.
.tuesday...east northeast winds 20 to 25 knots, easing to 15 to
20 knots after midnight. seas 6 to 8 feet. wave detail: east
6 feet at 6 seconds and south southwest 3 feet at 15 seconds.
scattered showers in the morning, then isolated showers through
the night.
.wednesday...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 northeast 5 feet at 6 seconds
and south 4 feet at 17 seconds. isolated showers after midnight.
$$
(2/4)
Latest Coastal Waters Forecast by PHFO
Issued 8/21/2026 3:24 PM US/Hawaii.
Valid through 8/22/2026 4:15 AM US/Hawaii.
fzhw50 phfo 220124
cwfhfo
expires:202608221415;;139644
coastal waters forecast
national weather service honolulu hi
324 pm hst fri aug 21 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz114-221415-
oahu windward waters-
324 pm hst fri aug 21 2026
.tonight...east winds 10 to 15 knots, rising to 15 to 20 knots
after midnight. seas 3 to 4 feet, building to 4 to 6 feet after
midnight. wave detail: east southeast 5 feet at 7 seconds.
.saturday...east winds 15 to 20 knots. seas 5 to 8 feet. wave
detail: east southeast 7 feet at 7 seconds and west northwest
3 feet at 12 seconds.
.saturday night...east winds 20 to 25 knots. seas 7 to 8 feet.
wave detail: east southeast 7 feet at 8 seconds and west
northwest 3 feet at 12 seconds. isolated showers after midnight.
.sunday...east northeast winds 20 to 25 knots. seas 7 to 10 feet.
wave detail: east southeast 9 feet at 8 seconds. isolated showers
in the morning.
.sunday night...east northeast winds 20 to 25 knots. seas 8 to
9 feet. wave detail: east southeast 9 feet at 8 seconds.
scattered showers.
.monday...east northeast winds 20 to 25 knots. seas 8 to 9 feet,
subsiding to 6 to 8 feet in the afternoon. wave detail: east
southeast 8 feet at 8 seconds. scattered showers.
.monday night...east winds 20 to 25 knots. seas 6 to 7 feet. wave
detail: east 6 feet at 7 seconds. scattered showers.
.tuesday...east winds 20 to 25 knots. seas 6 to 7 feet. wave
detail: east 6 feet at 7 seconds. scattered showers in the
morning.
.wednesday...east northeast winds 15 to 20 knots. seas 5 to
7 feet. wave detail: east 6 feet at 7 seconds. isolated showers
after midnight.
$$
(3/4)
Latest Coastal Waters Forecast by PHFO
Issued 8/21/2026 3:24 PM US/Hawaii.
Valid through 8/22/2026 4:15 AM US/Hawaii.
fzhw50 phfo 220124
cwfhfo
expires:202608221415;;139645
coastal waters forecast
national weather service honolulu hi
324 pm hst fri aug 21 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz115-221415-
oahu leeward waters-
324 pm hst fri aug 21 2026
.tonight...northeast winds 10 to 15 knots, becoming east 15 to
20 knots after midnight. seas 3 to 5 feet. wave detail: east
southeast 3 feet at 6 seconds.
.saturday...east northeast winds 15 to 20 knots. seas 4 to
6 feet. wave detail: east 5 feet at 7 seconds.
.saturday night...east northeast winds 20 to 25 knots. seas 5 to
7 feet. wave detail: east 6 feet at 7 seconds. isolated showers
after midnight.
.sunday...east northeast winds 15 to 20 knots, rising to 20 to
25 knots in the afternoon. seas 6 to 9 feet. wave detail: east
7 feet at 8 seconds. isolated showers in the morning.
.sunday night...east northeast winds 20 to 25 knots, easing to
15 to 20 knots after midnight. seas 6 to 9 feet. wave detail:
east 8 feet at 8 seconds. scattered showers.
.monday...east northeast winds 15 to 20 knots. seas 5 to 8 feet.
wave detail: east 7 feet at 7 seconds and south southwest 3 feet
at 14 seconds. scattered showers in the morning.
.monday night...east northeast winds 15 to 20 knots. seas 5 to
7 feet. wave detail: east 5 feet at 6 seconds and south southwest
3 feet at 13 seconds. scattered showers.
.tuesday...east northeast winds 15 to 20 knots. seas 5 to 6 feet.
wave detail: east 4 feet at 6 seconds and south southwest 3 feet
at 15 seconds. scattered showers in the morning, then isolated
showers through the night.
.wednesday...east northeast winds 15 to 20 knots. seas 5 to
7 feet. wave detail: east 5 feet at 6 seconds and south 4 feet at
17 seconds.
$$
(4/4)
Latest Coastal Waters Forecast by PHFO
Issued 8/21/2026 3:24 PM US/Hawaii.
Valid through 8/22/2026 4:15 AM US/Hawaii.
fzhw50 phfo 220124
cwfhfo
expires:202608221415;;139646
coastal waters forecast
national weather service honolulu hi
324 pm hst fri aug 21 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz116-221415-
kaiwi channel-
324 pm hst fri aug 21 2026
.tonight...east winds 15 to 20 knots. seas 3 to 5 feet. wave
detail: east 4 feet at 6 seconds.
.saturday...east northeast winds 20 to 25 knots. seas 5 to
7 feet. wave detail: east 7 feet at 7 seconds.
.saturday night...east northeast winds 20 to 25 knots, rising to
25 to 30 knots after midnight. seas 6 to 8 feet. wave detail:
east 8 feet at 7 seconds. isolated showers after midnight.
.sunday...east northeast winds 25 to 30 knots, easing to 20 to
25 knots in the afternoon. seas 7 to 10 feet. wave detail: east
9 feet at 7 seconds. isolated showers in the morning.
.sunday night...east northeast winds 20 to 25 knots. seas 7 to
10 feet. wave detail: east northeast 9 feet at 7 seconds.
scattered showers.
.monday...east northeast winds 20 to 25 knots. seas 7 to 9 feet,
subsiding to 5 to 8 feet in the afternoon. wave detail: east
northeast 8 feet at 7 seconds and south 3 feet at 14 seconds.
scattered showers.
.monday night...east northeast winds 15 to 20 knots. seas 5 to
7 feet. wave detail: east northeast 6 feet at 6 seconds and south
southwest 3 feet at 13 seconds. scattered showers.
.tuesday...east northeast winds 20 to 25 knots. seas 5 to 7 feet.
wave detail: east northeast 6 feet at 6 seconds and south
southwest 3 feet at 15 seconds. scattered showers in the morning.
.wednesday...east northeast winds 15 to 20 knots. seas 5 to
7 feet. wave detail: east northeast 6 feet at 6 seconds and south
southwest 4 feet at 17 seconds.
$$
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