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(1/5)
Latest Coastal Waters Forecast by PHFO
Issued 8/13/2026 5:05 PM US/Hawaii.
Valid through 8/14/2026 6:15 AM US/Hawaii.
fzhw50 phfo 140305
cwfhfo
expires:202608141615;;150329
coastal waters forecast
national weather service honolulu hi
505 pm hst thu aug 13 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz117-141615-
maui county windward waters-
505 pm hst thu aug 13 2026
...tropical storm watch in effect...
...small craft advisory in effect through early saturday
morning...
.tonight...east northeast winds 20 to 25 knots. seas 6 to 8 feet.
wave detail: east southeast 6 feet at 8 seconds. isolated
showers.
.friday...east northeast winds 20 to 25 knots. seas 8 to 9 feet.
wave detail: east southeast 7 feet at 10 seconds. isolated
showers in the morning. scattered showers in the afternoon.
.friday night...east northeast winds 20 to 25 knots. seas 11 to
13 feet. wave detail: east southeast 11 feet at 11 seconds.
occasional showers.
.saturday...tropical storm conditions possible. east northeast
winds 25 to 35 knots, rising to 30 to 40 knots in the afternoon.
seas 12 to 14 feet. wave detail: east southeast 13 feet at
10 seconds. occasional showers. a slight chance of thunderstorms
in the afternoon.
.saturday night...tropical storm conditions possible. east winds
30 to 40 knots. seas to 13 feet. wave detail: east 12 feet at
9 seconds. occasional heavy showers with a slight chance of
thunderstorms.
.sunday...east southeast winds 25 to 30 knots, easing to 20 to
25 knots in the afternoon. seas 9 to 13 feet, subsiding to 7 to
10 feet in the afternoon. wave detail: east 12 feet at 8 seconds.
occasional heavy showers with a slight chance of thunderstorms in
the morning, then showers likely in the afternoon.
.sunday night...east winds 15 to 20 knots. seas 7 to 8 feet. wave
detail: east 7 feet at 8 seconds. scattered showers.
.monday...east winds 15 to 20 knots. seas 5 to 8 feet. wave
detail: east 6 feet at 7 seconds. isolated showers.
.tuesday...east winds to 15 knots. seas 5 to 6 feet. wave detail:
east 4 feet at 7 seconds. isolated showers. scattered showers
after midnight.
winds and seas higher in and near tstms.
$$
(2/5)
Latest Coastal Waters Forecast by PHFO
Issued 8/13/2026 5:05 PM US/Hawaii.
Valid through 8/14/2026 6:15 AM US/Hawaii.
fzhw50 phfo 140305
cwfhfo
expires:202608141615;;150330
coastal waters forecast
national weather service honolulu hi
505 pm hst thu aug 13 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz118-141615-
maui county leeward waters-
505 pm hst thu aug 13 2026
...tropical storm watch in effect...
.tonight...east northeast winds 20 to 25 knots, easing to 15 to
20 knots after midnight. seas 5 to 7 feet. wave detail: east
6 feet at 6 seconds and south southwest 4 feet at 15 seconds.
.friday...northeast winds 15 to 20 knots. seas 5 to 8 feet. wave
detail: east 6 feet at 6 seconds and south southwest 5 feet at
14 seconds.
.friday night...northeast winds 20 to 25 knots. seas 6 to 9 feet.
wave detail: east 7 feet at 10 seconds and south 5 feet at
14 seconds. isolated showers.
.saturday...tropical storm conditions possible. northeast winds
25 to 30 knots, rising to 30 to 40 knots in the afternoon. seas
6 to 9 feet, building to 9 to 12 feet in the afternoon. wave
detail: east 12 feet at 9 seconds and south 4 feet at 13 seconds.
scattered showers in the morning, then showers likely in the
afternoon.
.saturday night...tropical storm conditions possible. east winds
40 to 50 knots. seas 13 to 18 feet. wave detail: southeast
18 feet at 10 seconds and south 4 feet at 13 seconds. occasional
heavy showers with a slight chance of thunderstorms.
.sunday...tropical storm conditions possible. heavy showers
likely with a slight chance of thunderstorms.
.sunday night...east winds 10 to 15 knots. seas 5 to 7 feet. wave
detail: southeast 6 feet at 6 seconds and south 5 feet at
15 seconds. scattered showers.
.monday...east northeast winds 10 to 15 knots. seas 4 to 6 feet.
wave detail: east southeast 4 feet at 5 seconds and south 4 feet
at 14 seconds. scattered showers in the morning. isolated
showers.
.tuesday...east northeast winds 10 to 15 knots, becoming 7 to
10 knots. seas 3 to 5 feet. wave detail: east southeast 3 feet at
5 seconds and south 3 feet at 13 seconds.
winds and seas higher in and near tstms.
$$
(3/5)
Latest Coastal Waters Forecast by PHFO
Issued 8/13/2026 5:05 PM US/Hawaii.
Valid through 8/14/2026 6:15 AM US/Hawaii.
fzhw50 phfo 140305
cwfhfo
expires:202608141615;;150331
coastal waters forecast
national weather service honolulu hi
505 pm hst thu aug 13 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz119-141615-
maalaea bay-
505 pm hst thu aug 13 2026
...small craft advisory in effect through early saturday
morning...
...tropical storm watch in effect...
.tonight...north winds to 25 knots. seas 3 to 4 feet. wave
detail: south 4 feet at 15 seconds and north northeast 3 feet at
4 seconds.
.friday...north winds to 25 knots. seas 3 to 4 feet. wave detail:
north northeast 3 feet at 4 seconds and south 3 feet at
14 seconds.
.friday night...north northeast winds 10 to 15 knots. seas to
3 feet. wave detail: south 3 feet at 14 seconds. scattered
showers.
.saturday...tropical storm conditions possible. northeast winds
30 to 40 knots. seas 3 to 4 feet. wave detail: southeast 4 feet
at 7 seconds and south 3 feet at 13 seconds. occasional showers.
.saturday night...tropical storm conditions possible. east winds
35 to 40 knots. seas 4 to 6 feet. wave detail: south southeast
6 feet at 9 seconds and south 4 feet at 13 seconds. occasional
heavy showers with a slight chance of thunderstorms.
.sunday...east winds 7 to 10 knots. seas 3 to 4 feet. wave
detail: south 4 feet at 8 seconds and south 4 feet at 14 seconds.
heavy showers likely with a slight chance of thunderstorms in the
morning, then scattered showers in the afternoon.
.sunday night...winds variable less than 10 knots, becoming north
to 20 knots after midnight. seas to 3 feet. wave detail: south
3 feet at 15 seconds. isolated showers in the evening.
.monday...north winds to 25 knots, easing to 20 knots. seas to
3 feet.
.tuesday...north winds to 20 knots. seas to 2 feet or less.
winds and seas higher in and near tstms.
$$
(4/5)
Latest Coastal Waters Forecast by PHFO
Issued 8/13/2026 5:05 PM US/Hawaii.
Valid through 8/14/2026 6:15 AM US/Hawaii.
fzhw50 phfo 140305
cwfhfo
expires:202608141615;;150332
coastal waters forecast
national weather service honolulu hi
505 pm hst thu aug 13 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz120-141615-
pailolo channel-
505 pm hst thu aug 13 2026
...small craft advisory in effect through early saturday
morning...
...tropical storm watch in effect...
.tonight...east northeast winds 20 to 25 knots. seas 5 to 6 feet.
wave detail: east 5 feet at 5 seconds and south southwest 3 feet
at 15 seconds. isolated showers after midnight.
.friday...east northeast winds 20 to 25 knots. gusts up to
35 knots in the afternoon. seas 5 to 7 feet. wave detail: east
5 feet at 5 seconds. scattered showers in the afternoon.
.friday night...east northeast winds 20 to 25 knots. seas 6 to
9 feet. wave detail: east 6 feet at 9 seconds. scattered showers.
.saturday...tropical storm conditions possible. east northeast
winds 20 to 25 knots, becoming northeast 25 to 35 knots in the
afternoon. seas 7 to 10 feet. wave detail: east 8 feet at
6 seconds and east 3 feet at 10 seconds. showers likely.
.saturday night...tropical storm conditions possible. east winds
30 to 40 knots. seas 9 to 12 feet. wave detail: east 11 feet at
8 seconds and south 3 feet at 13 seconds. occasional heavy
showers with a slight chance of thunderstorms.
.sunday...east winds 20 to 25 knots, becoming east northeast
10 to 15 knots in the afternoon. seas 6 to 9 feet, subsiding to
4 to 6 feet in the afternoon. wave detail: east 9 feet at
8 seconds and south 3 feet at 13 seconds. a slight chance of
thunderstorms in the morning. heavy showers likely.
.sunday night...east northeast winds to 10 knots, rising to 15 to
20 knots after midnight. seas 3 to 5 feet. wave detail: east
southeast 4 feet at 7 seconds and south 3 feet at 15 seconds.
scattered showers.
.monday...east northeast winds 20 to 25 knots, easing to 15 to
20 knots. seas 3 to 5 feet. wave detail: east 3 feet at
6 seconds. isolated showers.
.tuesday...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: east 3 feet at 6 seconds. isolated showers in the
morning. isolated showers through the day.
winds and seas higher in and near tstms.
$$
(5/5)
Latest Coastal Waters Forecast by PHFO
Issued 8/13/2026 5:05 PM US/Hawaii.
Valid through 8/14/2026 6:15 AM US/Hawaii.
fzhw50 phfo 140305
cwfhfo
expires:202608141615;;150333
coastal waters forecast
national weather service honolulu hi
505 pm hst thu aug 13 2026
hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.
phz121-141615-
alenuihaha channel-
505 pm hst thu aug 13 2026
...small craft advisory in effect through friday afternoon...
...hurricane warning in effect...
.tonight...east northeast winds 25 to 30 knots. seas 7 to 9 feet.
wave detail: east 8 feet at 8 seconds and south southwest 4 feet
at 15 seconds.
.friday...east northeast winds 25 to 30 knots. seas 8 to 10 feet.
wave detail: east 8 feet at 7 seconds, east 5 feet at 10 seconds
and south southwest 5 feet at 14 seconds. scattered showers.
.friday night...tropical storm conditions possible with hurricane
conditions also possible. northeast winds 25 to 30 knots. seas
9 to 13 feet. wave detail: east 11 feet at 9 seconds and south
southwest 5 feet at 14 seconds. occasional showers.
.saturday...tropical storm conditions expected with hurricane
conditions possible. northeast winds 30 to 35 knots, rising to
35 to 45 knots in the afternoon. seas 11 to 15 feet, building to
12 to 17 feet in the afternoon. wave detail: east 15 feet at
10 seconds and south southwest 4 feet at 13 seconds. occasional
heavy showers. a slight chance of thunderstorms in the afternoon.
.saturday night...hurricane conditions possible. east southeast
winds 45 to 55 knots. seas 15 to 20 feet, subsiding to 13 to
18 feet after midnight. wave detail: east 18 feet at 9 seconds
and south southwest 4 feet at 13 seconds. occasional heavy
showers with a slight chance of thunderstorms.
.sunday...east southeast winds 25 to 30 knots, becoming east
15 to 20 knots in the afternoon. seas 9 to 13 feet, subsiding to
7 to 10 feet in the afternoon. wave detail: east 12 feet at
8 seconds and south 4 feet at 14 seconds. a slight chance of
thunderstorms in the morning. heavy showers likely.
.sunday night...east northeast winds 15 to 20 knots. seas 5 to
8 feet. wave detail: east 6 feet at 7 seconds and south 5 feet at
15 seconds. scattered showers.
.monday...east northeast winds 20 to 25 knots. seas 5 to 7 feet.
wave detail: east 5 feet at 7 seconds and south 4 feet at
14 seconds. isolated showers.
.tuesday...east northeast winds 15 to 20 knots. seas 4 to 6 feet.
wave detail: east northeast 5 feet at 5 seconds and south 3 feet
at 13 seconds. isolated showers through the day.
winds and seas higher in and near tstms.
$$
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