fzhw50 phfo 151459
cwfhfo
expires:202608160315;;235867

coastal waters forecast
national weather service honolulu hi
459 am hst sat aug 15 2026

hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.


phz117-160315-
maui county windward waters-
459 am hst sat aug 15 2026

...small craft advisory in effect through early this morning...
...tropical storm warning in effect...

.today...tropical storm conditions expected. east northeast winds
25 to 35 knots, rising to 30 to 40 knots this afternoon. seas
12 to 14 feet, building to 14 to 19 feet this afternoon. wave
detail: east southeast 18 feet at 10 seconds. heavy showers. 
.tonight...tropical storm conditions expected. east winds 30 to
40 knots. seas 14 to 19 feet. wave detail: east southeast 18 feet
at 10 seconds. heavy showers with a slight chance of
thunderstorms. 
.sunday...east southeast winds 25 to 30 knots. gusts up to
45 knots. seas 11 to 15 feet, subsiding to 8 to 11 feet in the
afternoon. wave detail: east southeast 14 feet at 8 seconds. a
slight chance of thunderstorms in the morning. heavy showers
likely. 
.sunday night...east winds to 20 knots. seas 6 to 7 feet,
subsiding to 4 to 6 feet after midnight. wave detail: east 5 feet
at 7 seconds. scattered showers. 
.monday...east winds to 20 knots, easing to 15 knots in the
afternoon. seas 4 to 5 feet. wave detail: east 5 feet at
5 seconds. scattered showers, mainly in the morning. 
.monday night...east winds to 15 knots. seas to 4 feet. wave
detail: east 4 feet at 5 seconds. isolated showers. 
.tuesday...east winds to 15 knots. seas 3 to 4 feet. wave detail:
east 4 feet at 5 seconds. isolated showers. scattered showers
after midnight. 
.wednesday...east northeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: northeast 4 feet at 6 seconds. scattered
showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 151459
cwfhfo
expires:202608160315;;235868

coastal waters forecast
national weather service honolulu hi
459 am hst sat aug 15 2026

hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.


phz118-160315-
maui county leeward waters-
459 am hst sat aug 15 2026

...small craft advisory in effect through early this morning...
...tropical storm warning in effect...

.today...tropical storm conditions expected. northeast winds
25 to 35 knots. gusts up to 50 knots this afternoon. seas 9 to
12 feet. wave detail: east 11 feet at 7 seconds, south 4 feet at
13 seconds and east southeast 3 feet at 11 seconds. isolated
showers this morning, then scattered showers this afternoon. 
.tonight...tropical storm conditions expected. east winds 40 to
50 knots. seas 15 to 20 feet, building to 18 to 23 feet after
midnight. wave detail: southeast 23 feet at 10 seconds and south
4 feet at 13 seconds. heavy showers. a slight chance of
thunderstorms after midnight. 
.sunday...tropical storm conditions possible. south southeast
winds 30 to 40 knots, becoming southeast 20 to 25 knots in the
afternoon. seas 12 to 16 feet, subsiding to 7 to 10 feet in the
afternoon. wave detail: southeast 16 feet at 9 seconds and south
5 feet at 13 seconds. heavy showers with a slight chance of
thunderstorms. 
.sunday night...east winds 10 to 15 knots. seas 4 to 6 feet. wave
detail: south southeast 4 feet at 5 seconds and south 4 feet at
15 seconds. scattered showers. 
.monday...east winds 10 to 15 knots. seas 4 to 6 feet. wave
detail: south 4 feet at 15 seconds and south southeast 3 feet at
5 seconds. scattered showers in the morning. isolated showers in
the afternoon. 
.monday night...east northeast winds 10 to 15 knots. seas 4 to
6 feet. wave detail: south 4 feet at 14 seconds and east
southeast 3 feet at 5 seconds. isolated showers. 
.tuesday...east northeast winds 10 to 15 knots, becoming 7 to
10 knots after midnight. seas 3 to 5 feet. wave detail: east
southeast 3 feet at 5 seconds. 
.wednesday...east northeast winds 7 to 10 knots. seas 3 to
4 feet.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 151459
cwfhfo
expires:202608160315;;235869

coastal waters forecast
national weather service honolulu hi
459 am hst sat aug 15 2026

hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.


phz119-160315-
maalaea bay-
459 am hst sat aug 15 2026

...small craft advisory in effect through early this morning...
...tropical storm warning in effect...

.today...tropical storm conditions expected. north northeast
winds 30 to 40 knots. seas 3 to 5 feet. wave detail: north
northeast 5 feet at 5 seconds and south 3 feet at 13 seconds.
scattered showers this morning, then heavy showers likely this
afternoon. 
.tonight...tropical storm conditions expected. east winds 30 to
40 knots. seas 5 to 8 feet. wave detail: south southeast 8 feet
at 9 seconds and south 4 feet at 13 seconds. heavy showers. a
slight chance of thunderstorms after midnight. 
.sunday...north northeast winds 25 to 30 knots, easing to 15 to
20 knots in the afternoon. seas 3 to 5 feet. wave detail: south
southeast 5 feet at 8 seconds and south 4 feet at 13 seconds.
heavy showers likely with a slight chance of thunderstorms in the
morning, then scattered showers in the afternoon. 
.sunday night...north winds 15 to 20 knots. seas to 3 feet. wave
detail: south 3 feet at 15 seconds. isolated showers. 
.monday...north winds to 20 knots. seas to 3 feet in the morning,
then to 2 feet or less. isolated showers in the morning. 
.monday night...north winds to 20 knots. seas to 2 feet or less. 
.tuesday...north winds to 20 knots. seas to 2 feet or less. 
.wednesday...north winds to 15 knots. seas to 2 feet or less.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 151459
cwfhfo
expires:202608160315;;235870

coastal waters forecast
national weather service honolulu hi
459 am hst sat aug 15 2026

hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.


phz120-160315-
pailolo channel-
459 am hst sat aug 15 2026

...small craft advisory in effect through early this morning...
...tropical storm warning in effect...

.today...tropical storm conditions expected. east northeast winds
30 to 40 knots. seas 7 to 10 feet, building to 9 to 13 feet this
afternoon. wave detail: east 10 feet at 8 seconds. scattered
showers this morning, then heavy showers likely this afternoon. 
.tonight...tropical storm conditions expected. east winds 30 to
40 knots. seas 12 to 16 feet. wave detail: east 14 feet at
9 seconds. heavy showers. a slight chance of thunderstorms after
midnight. 
.sunday...east southeast winds 25 to 30 knots, easing to 20 to
25 knots in the afternoon. seas 8 to 11 feet, subsiding to 5 to
7 feet in the afternoon. wave detail: east 11 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 15 to 20 knots. seas 3 to
5 feet. wave detail: east 3 feet at 6 seconds. scattered showers.
.monday...east northeast winds 15 to 20 knots. seas 3 to 5 feet.
wave detail: east northeast 3 feet at 6 seconds. scattered
showers in the morning. isolated showers in the afternoon. 
.monday night...east northeast winds 15 to 20 knots. seas 3 to
4 feet. wave detail: east northeast 3 feet at 5 seconds. isolated
showers. 
.tuesday...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: east northeast 3 feet at 5 seconds. isolated
showers. 
.wednesday...east northeast winds 10 to 15 knots. seas to 3 feet.
wave detail: east northeast 3 feet at 6 seconds. scattered
showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 151459
cwfhfo
expires:202608160315;;235871

coastal waters forecast
national weather service honolulu hi
459 am hst sat aug 15 2026

hawaiian coastal waters within 40 nautical miles including the
hawaiian islands humpback whale national marine sanctuary.


phz121-160315-
alenuihaha channel-
459 am hst sat aug 15 2026

...hurricane warning in effect...

.today...tropical storm conditions with hurricane conditions
possible. northeast winds 25 to 35 knots, rising to 35 to
45 knots this afternoon. seas 11 to 15 feet, building to 15 to
20 feet this afternoon. wave detail: east 18 feet at 10 seconds
and south southwest 4 feet at 13 seconds. heavy showers. 
.tonight...tropical storm conditions expected with hurricane
conditions possible. east southeast winds 45 to 55 knots. seas
20 to 25 feet, subsiding to 17 to 22 feet after midnight. wave
detail: east 23 feet at 10 seconds and south southwest 5 feet at
13 seconds. heavy showers with a slight chance of thunderstorms. 
.sunday...southeast winds 25 to 30 knots, backing to east
southeast 20 to 25 knots in the afternoon. seas 10 to 13 feet,
subsiding to 7 to 10 feet in the afternoon. wave detail: south
southeast 11 feet at 8 seconds, south southwest 5 feet at
13 seconds and east 4 feet at 8 seconds. a slight chance of
thunderstorms in the morning. heavy showers likely. 
.sunday night...east northeast winds 15 to 20 knots. seas 6 to
7 feet, subsiding to 4 to 6 feet after midnight. wave detail:
south southwest 5 feet at 15 seconds, east northeast 4 feet at
5 seconds and east 3 feet at 8 seconds. scattered showers. 
.monday...east northeast winds 15 to 20 knots. seas 4 to 6 feet.
wave detail: east northeast 5 feet at 5 seconds and south
southwest 4 feet at 15 seconds. scattered showers in the morning.
isolated showers in the afternoon. 
.monday night...east northeast winds 15 to 20 knots. seas 4 to
6 feet. wave detail: east northeast 5 feet at 5 seconds and south
southwest 4 feet at 14 seconds. isolated showers. 
.tuesday...east northeast winds 15 to 20 knots. seas 4 to 6 feet.
wave detail: east northeast 4 feet at 5 seconds and south
southwest 3 feet at 13 seconds. isolated showers in the morning.
isolated showers in the evening, then scattered showers after
midnight. 
.wednesday...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: northeast 3 feet at 4 seconds. scattered
showers.  

winds and seas higher in and near tstms.

$$