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(1/4)
Latest Coastal Waters Forecast by PHFO
Issued 5/21/2026 3:09 PM US/Hawaii.
Valid through 5/22/2026 4:15 AM US/Hawaii.
fzhw50 phfo 220109
cwfhfo
expires:202605221415;;428672
coastal waters forecast
national weather service honolulu hi
309 pm hst thu may 21 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz113-221415-
kauai channel-
309 pm hst thu may 21 2026
...small craft advisory in effect through saturday afternoon...
.tonight...east northeast winds to 25 knots. seas 9 to 10 feet.
wave detail: east 9 feet at 8 seconds. isolated showers after
midnight.
.friday...east northeast winds to 25 knots. seas 9 to 10 feet.
wave detail: east northeast 9 feet at 8 seconds. isolated
showers.
.friday night...east northeast winds 20 to 25 knots. seas 9 to
10 feet. wave detail: east northeast 9 feet at 7 seconds and
south 3 feet at 16 seconds. isolated showers.
.saturday...east northeast winds 20 to 25 knots. seas 8 to
10 feet. wave detail: east northeast 8 feet at 7 seconds.
isolated showers in the morning.
.saturday night...east northeast winds 20 to 25 knots. seas 8 to
10 feet. wave detail: east northeast 8 feet at 7 seconds.
isolated showers.
.sunday...east northeast winds 20 to 25 knots. seas 8 to 9 feet.
wave detail: east northeast 8 feet at 7 seconds. isolated
showers.
.sunday night...east northeast winds 20 to 25 knots. seas 7 to
9 feet. wave detail: east northeast 8 feet at 7 seconds. isolated
showers.
.monday...east northeast winds 20 to 25 knots. seas 7 to 9 feet.
wave detail: east northeast 8 feet at 7 seconds. isolated
showers.
.tuesday...east northeast winds to 20 knots. seas 7 to 8 feet.
wave detail: east northeast 7 feet at 7 seconds and northwest
3 feet at 16 seconds. isolated showers.
$$
(2/4)
Latest Coastal Waters Forecast by PHFO
Issued 5/21/2026 3:09 PM US/Hawaii.
Valid through 5/22/2026 4:15 AM US/Hawaii.
fzhw50 phfo 220109
cwfhfo
expires:202605221415;;428673
coastal waters forecast
national weather service honolulu hi
309 pm hst thu may 21 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz114-221415-
oahu windward waters-
309 pm hst thu may 21 2026
...small craft advisory in effect through saturday afternoon...
.tonight...east northeast winds to 25 knots. seas to 10 feet.
wave detail: east 9 feet at 8 seconds. isolated showers after
midnight.
.friday...east northeast winds 20 to 25 knots. seas 9 to 10 feet.
wave detail: east 9 feet at 8 seconds. isolated showers.
.friday night...east northeast winds 20 to 25 knots. seas 9 to
10 feet. wave detail: east 9 feet at 8 seconds. isolated showers
in the evening, then scattered showers after midnight.
.saturday...east northeast winds 20 to 25 knots. seas 9 to
10 feet. wave detail: east 9 feet at 8 seconds. scattered
showers, mainly in the morning.
.saturday night...east northeast winds 20 to 25 knots. seas 9 to
10 feet. wave detail: east 8 feet at 7 seconds and north
northwest 3 feet at 14 seconds. isolated showers in the evening,
then scattered showers after midnight.
.sunday...east winds to 20 knots. seas to 9 feet. wave detail:
east 8 feet at 7 seconds and north northwest 3 feet at
13 seconds. isolated showers.
.sunday night...east winds 20 to 25 knots. seas 8 to 9 feet. wave
detail: east 8 feet at 7 seconds. isolated showers in the
evening, then scattered showers after midnight.
.monday...east northeast winds 20 to 25 knots. seas 7 to 9 feet.
wave detail: east 8 feet at 7 seconds. isolated showers, then
scattered showers after midnight.
.tuesday...east northeast winds to 20 knots. seas 7 to 8 feet.
wave detail: east 8 feet at 7 seconds and northwest 4 feet at
16 seconds. isolated showers, then scattered showers after
midnight.
$$
(3/4)
Latest Coastal Waters Forecast by PHFO
Issued 5/21/2026 3:09 PM US/Hawaii.
Valid through 5/22/2026 4:15 AM US/Hawaii.
fzhw50 phfo 220109
cwfhfo
expires:202605221415;;428674
coastal waters forecast
national weather service honolulu hi
309 pm hst thu may 21 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz115-221415-
oahu leeward waters-
309 pm hst thu may 21 2026
...small craft advisory in effect through saturday afternoon...
.tonight...east northeast winds 25 to 30 knots. seas 7 to
10 feet. wave detail: east 9 feet at 8 seconds.
.friday...east northeast winds to 25 knots. seas 7 to 10 feet.
wave detail: east 9 feet at 7 seconds.
.friday night...east northeast winds 20 to 25 knots. seas 7 to
10 feet. wave detail: east 9 feet at 7 seconds and south 3 feet
at 17 seconds.
.saturday...east northeast winds 20 to 25 knots. seas 7 to
10 feet. wave detail: east northeast 8 feet at 7 seconds and
south 3 feet at 16 seconds.
.saturday night...east northeast winds 20 to 25 knots. seas 6 to
8 feet. wave detail: east northeast 8 feet at 7 seconds and south
3 feet at 15 seconds.
.sunday...east northeast winds to 20 knots. seas 5 to 7 feet.
wave detail: east northeast 7 feet at 7 seconds.
.sunday night...east northeast winds 20 to 25 knots. seas 5 to
7 feet. wave detail: east northeast 7 feet at 7 seconds. isolated
showers after midnight.
.monday...east northeast winds 20 to 25 knots. seas 5 to 7 feet.
wave detail: east northeast 7 feet at 7 seconds. isolated showers
after midnight.
.tuesday...east northeast winds 20 to 25 knots. seas 5 to 6 feet.
wave detail: east northeast 6 feet at 6 seconds. isolated showers
after midnight.
$$
(4/4)
Latest Coastal Waters Forecast by PHFO
Issued 5/21/2026 3:09 PM US/Hawaii.
Valid through 5/22/2026 4:15 AM US/Hawaii.
fzhw50 phfo 220109
cwfhfo
expires:202605221415;;428675
coastal waters forecast
national weather service honolulu hi
309 pm hst thu may 21 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz116-221415-
kaiwi channel-
309 pm hst thu may 21 2026
...small craft advisory in effect through saturday afternoon...
.tonight...east northeast winds 25 to 30 knots. seas 9 to
10 feet. wave detail: east northeast 9 feet at 7 seconds.
isolated showers after midnight.
.friday...east northeast winds to 25 knots. seas 9 to 10 feet.
wave detail: east northeast 9 feet at 7 seconds. isolated
showers.
.friday night...east northeast winds 20 to 25 knots. seas 8 to
10 feet. wave detail: east northeast 9 feet at 7 seconds and
south 3 feet at 17 seconds. isolated showers.
.saturday...east northeast winds to 25 knots. seas 7 to 10 feet.
wave detail: east northeast 8 feet at 7 seconds and south 3 feet
at 16 seconds. isolated showers in the morning.
.saturday night...east northeast winds 20 to 25 knots. seas 7 to
10 feet. wave detail: east northeast 8 feet at 7 seconds and
south 3 feet at 15 seconds. isolated showers.
.sunday...east northeast winds 20 to 25 knots. seas 6 to 9 feet.
wave detail: east northeast 8 feet at 7 seconds. isolated
showers.
.sunday night...east northeast winds 20 to 25 knots. seas 6 to
9 feet. wave detail: east northeast 8 feet at 7 seconds. isolated
showers.
.monday...east northeast winds 20 to 25 knots. seas 6 to 8 feet.
wave detail: east northeast 8 feet at 7 seconds. isolated
showers.
.tuesday...east northeast winds 20 to 25 knots. seas 6 to 8 feet.
wave detail: east northeast 7 feet at 7 seconds, south 3 feet at
14 seconds and northwest 3 feet at 16 seconds. isolated showers.
$$
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