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(1/5)
Latest Coastal Waters Forecast by PHFO
Issued 9/18/2025 9:24 AM US/Hawaii.
Valid through 9/18/2025 10:15 PM US/Hawaii.
fzhw50 phfo 181924
cwfhfo
expires:202509190815;;207021
coastal waters forecast
national weather service honolulu hi
924 am hst thu sep 18 2025
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz117-190815-
maui county windward waters-
924 am hst thu sep 18 2025
...small craft advisory in effect through late this afternoon...
.rest of today...east winds 20 to 25 knots. seas to 3 feet. wave
detail: north 3 feet at 8 seconds. isolated showers.
.tonight...east winds 15 to 20 knots. seas to 3 feet. wave
detail: north 3 feet at 8 seconds. scattered showers.
.friday...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: north 3 feet at 8 seconds. scattered showers.
.friday night...east northeast winds 15 to 20 knots. seas to
4 feet. wave detail: north 3 feet at 8 seconds. scattered
showers.
.saturday...east winds 15 to 20 knots, rising to 20 to 25 knots
in the afternoon. seas to 4 feet. wave detail: north 3 feet at
8 seconds. scattered showers, mainly in the morning.
.saturday night...east winds 20 to 25 knots, easing to 15 to
20 knots after midnight. seas to 4 feet. wave detail: north
northeast 3 feet at 8 seconds. scattered showers.
.sunday...east winds 15 to 20 knots, rising to 20 to 25 knots in
the afternoon and evening, easing to 15 to 20 knots after
midnight. seas to 4 feet. wave detail: north northeast 3 feet at
9 seconds. scattered showers.
.monday...east winds 15 to 20 knots, rising to 20 to 25 knots in
the afternoon, easing to 15 to 20 knots. seas 3 to 5 feet.
scattered showers.
$$
(2/5)
Latest Coastal Waters Forecast by PHFO
Issued 9/18/2025 9:24 AM US/Hawaii.
Valid through 9/18/2025 10:15 PM US/Hawaii.
fzhw50 phfo 181924
cwfhfo
expires:202509190815;;207022
coastal waters forecast
national weather service honolulu hi
924 am hst thu sep 18 2025
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz118-190815-
maui county leeward waters-
924 am hst thu sep 18 2025
.rest of today...east winds 20 to 25 knots. seas to 2 feet or
less.
.tonight...east northeast winds 15 to 20 knots. seas to 2 feet or
less.
.friday...east northeast winds 15 to 20 knots. seas to 2 feet or
less, then to 3 feet in the afternoon.
.friday night...northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: south southwest 3 feet at 17 seconds. scattered
showers.
.saturday...east northeast winds 15 to 20 knots. seas 3 to
4 feet. wave detail: south southwest 3 feet at 16 seconds.
scattered showers, mainly in the morning.
.saturday night...east northeast winds 15 to 20 knots. seas 3 to
4 feet. wave detail: south southwest 3 feet at 15 seconds.
scattered showers.
.sunday...east northeast winds 15 to 20 knots, becoming east
10 to 15 knots after midnight. seas 3 to 4 feet. wave detail:
south southwest 3 feet at 14 seconds. isolated showers in the
morning. scattered showers.
.monday...east northeast winds 10 to 15 knots, rising to 15 to
20 knots. seas 3 to 4 feet. isolated showers through the night.
scattered showers through the day.
$$
(3/5)
Latest Coastal Waters Forecast by PHFO
Issued 9/18/2025 9:24 AM US/Hawaii.
Valid through 9/18/2025 10:15 PM US/Hawaii.
fzhw50 phfo 181924
cwfhfo
expires:202509190815;;207023
coastal waters forecast
national weather service honolulu hi
924 am hst thu sep 18 2025
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz119-190815-
maalaea bay-
924 am hst thu sep 18 2025
...small craft advisory in effect through friday afternoon...
.rest of today...north winds to 25 knots. seas to 2 feet or less.
.tonight...north winds to 25 knots. seas to 2 feet or less.
.friday...north northeast winds to 25 knots. seas to 2 feet or
less.
.friday night...north northeast winds 20 to 25 knots. seas to
2 feet or less.
.saturday...north northeast winds 20 to 25 knots. seas to 2 feet
or less. isolated showers in the afternoon.
.saturday night...north northeast winds 20 to 25 knots. seas to
2 feet or less.
.sunday...north northeast winds 20 to 25 knots. seas to 2 feet or
less.
.monday...north northeast winds 20 to 25 knots. seas to 2 feet or
less.
$$
(4/5)
Latest Coastal Waters Forecast by PHFO
Issued 9/18/2025 9:24 AM US/Hawaii.
Valid through 9/18/2025 10:15 PM US/Hawaii.
fzhw50 phfo 181924
cwfhfo
expires:202509190815;;207024
coastal waters forecast
national weather service honolulu hi
924 am hst thu sep 18 2025
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz120-190815-
pailolo channel-
924 am hst thu sep 18 2025
...small craft advisory in effect through friday afternoon...
.rest of today...east northeast winds to 25 knots. seas to 2 feet
or less.
.tonight...east northeast winds 20 to 25 knots. seas to 2 feet or
less, then to 3 feet after midnight. isolated showers.
.friday...east northeast winds 20 to 25 knots. seas to 3 feet.
isolated showers in the morning. scattered showers in the
afternoon.
.friday night...east northeast winds 20 to 25 knots, easing to
15 to 20 knots after midnight. seas 3 to 4 feet. scattered
showers.
.saturday...east northeast winds 15 to 20 knots, rising to 20 to
25 knots in the afternoon. seas 3 to 4 feet. scattered showers,
mainly in the morning.
.saturday night...east northeast winds 20 to 25 knots, easing to
15 to 20 knots after midnight. seas 3 to 4 feet. isolated showers
in the evening.
.sunday...east northeast winds 20 to 25 knots, easing to 15 to
20 knots after midnight. seas 3 to 4 feet. isolated showers after
midnight.
.monday...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
isolated showers.
$$
(5/5)
Latest Coastal Waters Forecast by PHFO
Issued 9/18/2025 9:24 AM US/Hawaii.
Valid through 9/18/2025 10:15 PM US/Hawaii.
fzhw50 phfo 181924
cwfhfo
expires:202509190815;;207025
coastal waters forecast
national weather service honolulu hi
924 am hst thu sep 18 2025
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz121-190815-
alenuihaha channel-
924 am hst thu sep 18 2025
...small craft advisory in effect through friday afternoon...
.rest of today...east northeast winds 25 to 30 knots, easing to
20 to 25 knots this afternoon. seas to 3 feet. scattered showers.
.tonight...east northeast winds 20 to 25 knots. seas to 3 feet.
scattered showers.
.friday...east northeast winds 20 to 25 knots. seas 3 to 4 feet.
scattered showers.
.friday night...east northeast winds 25 to 30 knots, easing to
20 to 25 knots after midnight. seas 3 to 4 feet. wave detail:
south southwest 3 feet at 17 seconds. scattered showers.
.saturday...east northeast winds 20 to 25 knots. seas 3 to
4 feet. wave detail: south southwest 3 feet at 16 seconds.
scattered showers.
.saturday night...east northeast winds 25 to 30 knots, easing to
20 to 25 knots after midnight. seas 3 to 4 feet. wave detail:
south southwest 3 feet at 15 seconds. scattered showers.
.sunday...east northeast winds 20 to 25 knots. seas 3 to 4 feet.
wave detail: south southwest 3 feet at 14 seconds. scattered
showers.
.monday...east northeast winds 20 to 25 knots. seas 3 to 5 feet.
scattered showers in the morning. isolated showers in the
afternoon, then scattered showers through the day.
$$
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