fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291637

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz110-170215-
kauai northwest waters-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions expected. east northeast winds
25 to 30 knots, rising to 30 to 35 knots this afternoon. seas
8 to 10 feet, building to 11 to 14 feet this afternoon. wave
detail: east 14 feet at 9 seconds and south 4 feet at 12 seconds.
a slight chance of thunderstorms this morning. heavy showers. 
.tonight...east winds 25 to 30 knots. seas 8 to 11 feet,
subsiding to 6 to 9 feet after midnight. wave detail: east
11 feet at 8 seconds and south 4 feet at 13 seconds. numerous
heavy showers. 
.monday...east winds 20 to 25 knots. seas 5 to 8 feet. wave
detail: east 8 feet at 7 seconds and south southwest 4 feet at
13 seconds. scattered showers. 
.monday night...east winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: east 6 feet at 7 seconds and south southwest 3 feet at
13 seconds. scattered showers, mainly in the evening. 
.tuesday...east winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: east 4 feet at 7 seconds. isolated showers. 
.tuesday night...east winds to 15 knots. seas 4 to 5 feet. wave
detail: east 4 feet at 5 seconds and east 3 feet at 8 seconds.
isolated showers after midnight. 
.wednesday...east winds to 15 knots. seas 4 to 5 feet. wave
detail: east 4 feet at 5 seconds and east 3 feet at 8 seconds.
isolated showers. scattered showers after midnight. 
.thursday...east northeast winds 10 to 15 knots. seas to 4 feet.
wave detail: east 3 feet at 5 seconds. scattered showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291638

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz111-170215-
kauai windward waters-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions possible. east northeast winds
25 to 30 knots. seas 10 to 14 feet. wave detail: south southeast
14 feet at 10 seconds, east 4 feet at 8 seconds and south 4 feet
at 13 seconds. a slight chance of thunderstorms this morning.
heavy showers. 
.tonight...east winds 25 to 30 knots, easing to 20 to 25 knots
after midnight. seas 8 to 10 feet, subsiding to 6 to 8 feet after
midnight. wave detail: east 10 feet at 8 seconds and south 4 feet
at 15 seconds. numerous heavy showers. 
.monday...east winds 20 to 25 knots, easing to 15 to 20 knots in
the afternoon. seas 5 to 7 feet. wave detail: east southeast
7 feet at 7 seconds and south 4 feet at 14 seconds. scattered
showers. 
.monday night...east winds to 15 knots. seas 4 to 6 feet. wave
detail: east southeast 5 feet at 7 seconds and south 3 feet at
13 seconds. isolated showers. 
.tuesday...east winds 10 to 15 knots. seas 4 to 6 feet. wave
detail: east southeast 4 feet at 7 seconds and south 3 feet at
13 seconds. isolated showers. 
.tuesday night...east winds to 15 knots. seas to 5 feet. wave
detail: east southeast 4 feet at 5 seconds and east 3 feet at
8 seconds. scattered showers after midnight. 
.wednesday...east winds 10 to 15 knots. seas 4 to 5 feet. wave
detail: east 4 feet at 5 seconds and east 3 feet at 8 seconds.
scattered showers in the morning, then isolated showers in the
afternoon. scattered showers through the day. 
.thursday...east northeast winds to 15 knots, easing to 10 knots.
seas 4 to 5 feet. wave detail: east 3 feet at 4 seconds.
scattered showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291639

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz112-170215-
kauai leeward waters-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions. northeast winds 25 to
30 knots, veering to east northeast 30 to 35 knots this
afternoon. seas 12 to 16 feet, building to 14 to 19 feet this
afternoon. wave detail: southeast 19 feet at 11 seconds and south
4 feet at 13 seconds. a slight chance of thunderstorms this
morning. heavy showers. 
.tonight...tropical storm conditions possible. east southeast
winds 25 to 30 knots. seas 10 to 14 feet, subsiding to 6 to
9 feet after midnight. wave detail: southeast 14 feet at
8 seconds and south 4 feet at 14 seconds. occasional heavy
showers. 
.monday...east southeast winds 20 to 25 knots. seas 5 to 8 feet.
wave detail: southeast 8 feet at 7 seconds and south 4 feet at
14 seconds. numerous showers. 
.monday night...east winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: east southeast 6 feet at 6 seconds and south 4 feet at
13 seconds. scattered showers. 
.tuesday...east winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: east southeast 5 feet at 6 seconds and south 3 feet at
13 seconds. scattered showers in the morning. isolated showers in
the afternoon. 
.tuesday night...east winds to 15 knots. seas 4 to 5 feet. wave
detail: east 5 feet at 5 seconds. isolated showers after
midnight. 
.wednesday...east winds 10 to 15 knots. seas 4 to 5 feet. wave
detail: east 4 feet at 5 seconds. isolated showers. scattered
showers after midnight. 
.thursday...east winds 10 to 15 knots. seas to 4 feet. wave
detail: east 3 feet at 4 seconds. scattered showers in the
morning, then isolated showers in the afternoon. scattered
showers through the day.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291640

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz113-170215-
kauai channel-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions. east winds 30 to 35 knots.
seas 15 to 18 feet, subsiding to 12 to 16 feet this afternoon.
wave detail: southeast 18 feet at 11 seconds, south 4 feet at
13 seconds and east 3 feet at 7 seconds. a slight chance of
thunderstorms this morning. heavy showers. 
.tonight...east southeast winds 25 to 30 knots, easing to 20 to
25 knots after midnight. seas 7 to 10 feet, subsiding to 5 to
7 feet after midnight. wave detail: east 10 feet at 7 seconds and
south 5 feet at 15 seconds. numerous heavy showers. 
.monday...east winds 15 to 20 knots. seas 5 to 7 feet. wave
detail: east 7 feet at 6 seconds and south 4 feet at 14 seconds.
scattered showers. 
.monday night...east northeast winds 15 to 20 knots. seas 4 to
6 feet. wave detail: east 5 feet at 6 seconds and south 4 feet at
13 seconds. scattered showers, mainly in the evening. 
.tuesday...east northeast winds 15 to 20 knots. seas 4 to 6 feet.
wave detail: east 5 feet at 5 seconds and south 3 feet at
13 seconds. isolated showers. 
.tuesday night...east northeast winds to 15 knots. seas 4 to
5 feet. wave detail: east northeast 4 feet at 5 seconds. isolated
showers after midnight. 
.wednesday...east northeast winds 10 to 15 knots. seas 4 to
5 feet. wave detail: east northeast 4 feet at 5 seconds. isolated
showers, then scattered showers after midnight. 
.thursday...east northeast winds 10 to 15 knots. seas to 4 feet.
wave detail: east northeast 3 feet at 4 seconds. scattered
showers in the morning, then isolated showers in the afternoon.
scattered showers through the day.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291641

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz114-170215-
oahu windward waters-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions possible. east winds 25 to
30 knots. seas 10 to 14 feet, subsiding to 8 to 11 feet this
afternoon. wave detail: east southeast 14 feet at 9 seconds and
south 3 feet at 13 seconds. a slight chance of thunderstorms this
morning. heavy showers. 
.tonight...east winds 20 to 25 knots. seas 5 to 8 feet, subsiding
to 4 to 6 feet after midnight. wave detail: east 8 feet at
7 seconds and south 3 feet at 15 seconds. scattered showers. 
.monday...east winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: east southeast 6 feet at 7 seconds. scattered showers,
mainly in the morning. 
.monday night...east winds to 15 knots. seas 4 to 5 feet. wave
detail: east 5 feet at 5 seconds and east 3 feet at 8 seconds.
isolated showers. 
.tuesday...east winds to 15 knots. seas 4 to 5 feet. wave detail:
east 4 feet at 5 seconds and east 3 feet at 8 seconds. isolated
showers. 
.tuesday night...east winds to 15 knots. seas 4 to 5 feet. wave
detail: east 4 feet at 5 seconds and east 3 feet at 8 seconds.
isolated showers after midnight. 
.wednesday...east winds 10 to 15 knots. seas 4 to 5 feet. wave
detail: east 3 feet at 5 seconds and east 3 feet at 8 seconds.
isolated showers through the night, then scattered showers
through the day. 
.thursday...east northeast winds 10 to 15 knots, veering to east
7 to 10 knots after midnight. seas 4 to 5 feet. scattered
showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291642

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz115-170215-
oahu leeward waters-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions expected. east winds 25 to
30 knots. gusts up to 50 knots this morning. seas 16 to 21 feet,
subsiding to 9 to 13 feet this afternoon. wave detail: southeast
21 feet at 10 seconds and south 5 feet at 13 seconds. a slight
chance of thunderstorms this morning. heavy showers. 
.tonight...east southeast winds 20 to 25 knots, easing to 15 to
20 knots after midnight. seas 5 to 7 feet, subsiding to 4 to
5 feet after midnight. wave detail: south 7 feet at 6 seconds and
south 5 feet at 15 seconds. numerous heavy showers. 
.monday...east winds 15 to 20 knots. seas 4 to 5 feet. wave
detail: east southeast 5 feet at 6 seconds and south 4 feet at
15 seconds. scattered showers. 
.monday night...east northeast winds 15 to 20 knots. seas 4 to
5 feet. wave detail: east southeast 5 feet at 6 seconds and south
4 feet at 14 seconds. isolated showers. 
.tuesday...east northeast winds 10 to 15 knots. seas 4 to 5 feet.
wave detail: east 4 feet at 5 seconds and south 3 feet at
13 seconds. isolated showers in the morning. 
.tuesday night...east northeast winds to 15 knots. seas 4 to
5 feet. wave detail: east 3 feet at 5 seconds. isolated showers
after midnight. 
.wednesday...east northeast winds 10 to 15 knots. seas to 4 feet.
wave detail: east 3 feet at 4 seconds. isolated showers in the
morning. isolated showers after midnight. 
.thursday...east northeast winds 7 to 10 knots, veering to east
10 to 15 knots in the evening, backing to northeast 7 to 10 knots
after midnight. seas to 4 feet. isolated showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291643

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz116-170215-
kaiwi channel-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

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

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291644

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz117-170215-
maui county windward waters-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions possible. east winds 25 to
30 knots, easing to 20 to 25 knots this afternoon. seas 8 to
10 feet, subsiding to 5 to 8 feet this afternoon. wave detail:
east 10 feet at 8 seconds. a slight chance of thunderstorms this
morning. heavy showers. 
.tonight...east winds 15 to 20 knots. seas 4 to 5 feet. wave
detail: east 5 feet at 7 seconds. scattered showers. 
.monday...east winds 15 to 20 knots. seas 4 to 5 feet. wave
detail: east 5 feet at 5 seconds and east 3 feet at 8 seconds.
scattered showers, mainly in the morning. 
.monday night...east winds to 15 knots. seas to 4 feet. wave
detail: east northeast 4 feet at 5 seconds and east 3 feet at
8 seconds. isolated showers. 
.tuesday...east winds to 15 knots. seas 4 to 5 feet. wave detail:
east northeast 4 feet at 5 seconds and east 3 feet at 8 seconds.
isolated showers. 
.tuesday night...east winds to 15 knots. seas to 4 feet. wave
detail: east northeast 3 feet at 4 seconds and east 3 feet at
8 seconds. scattered showers after midnight. 
.wednesday...east winds 10 to 15 knots. seas to 4 feet. wave
detail: east northeast 3 feet at 4 seconds and east 3 feet at
8 seconds. scattered showers. 
.thursday...east northeast winds to 10 knots. seas 4 to 5 feet.
scattered showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291645

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz118-170215-
maui county leeward waters-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions expected. east winds 30 to
40 knots, becoming east southeast 20 to 25 knots this afternoon.
seas 10 to 14 feet, subsiding to 5 to 7 feet this afternoon. wave
detail: southeast 14 feet at 9 seconds and south 5 feet at
13 seconds. a slight chance of thunderstorms this morning. heavy
showers. 
.tonight...east southeast winds 15 to 20 knots. seas 4 to 5 feet.
wave detail: south southeast 5 feet at 6 seconds and south 5 feet
at 15 seconds. scattered showers. 
.monday...east winds 15 to 20 knots, rising to 20 to 25 knots in
the afternoon. seas 4 to 6 feet. wave detail: east southeast
5 feet at 5 seconds and south 4 feet at 15 seconds. scattered
showers in the morning. isolated showers in the afternoon. 
.monday night...east northeast winds 10 to 15 knots. seas 4 to
5 feet. wave detail: east southeast 5 feet at 6 seconds and south
3 feet at 14 seconds. isolated showers. 
.tuesday...east northeast winds 10 to 15 knots, becoming 7 to
10 knots in the afternoon. seas 4 to 5 feet. wave detail: east
southeast 3 feet at 5 seconds and south 3 feet at 13 seconds. 
.tuesday night...east northeast winds 7 to 10 knots. seas to
4 feet. wave detail: east southeast 3 feet at 4 seconds. 
.wednesday...northeast winds 7 to 10 knots. seas to 4 feet. 
.thursday...northeast winds 7 to 10 knots in the morning,
becoming variable less than 10 knots, then becoming east
northeast 7 to 10 knots in the evening, becoming variable less
than 10 knots. seas to 4 feet. isolated showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291646

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz119-170215-
maalaea bay-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions possible. north northeast
winds 25 to 30 knots, backing to north to 20 knots this
afternoon. seas 4 to 6 feet. wave detail: south 6 feet at
8 seconds and south 4 feet at 14 seconds. numerous heavy showers
with a slight chance of thunderstorms this morning, then
scattered showers this afternoon. 
.tonight...north northeast winds 20 to 25 knots. seas to 4 feet.
wave detail: south southwest 4 feet at 15 seconds. isolated
showers. 
.monday...north winds 20 to 25 knots. seas to 4 feet. wave
detail: north northeast 3 feet at 3 seconds and south 3 feet at
14 seconds. isolated showers in the morning. 
.monday night...north winds to 20 knots. seas to 4 feet. wave
detail: north northeast 3 feet at 3 seconds. 
.tuesday...north winds to 20 knots. seas to 4 feet. 
.tuesday night...north winds to 20 knots. seas to 4 feet. 
.wednesday...north winds to 15 knots, rising to 20 knots in the
evening, easing to 15 knots after midnight. seas to 4 feet. 
.thursday...north winds to 15 knots. seas to 4 feet. isolated
showers in the afternoon.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291647

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz120-170215-
pailolo channel-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions possible. east winds 25 to
30 knots, easing to 15 to 20 knots this afternoon. seas 6 to
9 feet, subsiding to 4 to 6 feet this afternoon. wave detail:
east 9 feet at 7 seconds and south 3 feet at 13 seconds. heavy
showers with a slight chance of thunderstorms this morning, then
scattered showers this afternoon. 
.tonight...east northeast winds 20 to 25 knots. seas 4 to 5 feet.
wave detail: east 5 feet at 6 seconds. scattered showers. 
.monday...east northeast winds 20 to 25 knots. seas 4 to 5 feet.
wave detail: east northeast 4 feet at 5 seconds. scattered
showers in the morning. isolated showers in the afternoon. 
.monday night...east northeast winds 15 to 20 knots. seas to
4 feet. wave detail: east northeast 4 feet at 5 seconds. isolated
showers. 
.tuesday...east northeast winds 15 to 20 knots. seas to 4 feet.
wave detail: east northeast 3 feet at 5 seconds. isolated
showers. 
.tuesday night...east northeast winds 15 to 20 knots. seas to
4 feet. isolated showers after midnight. 
.wednesday...east northeast winds 10 to 15 knots, rising to 15 to
20 knots in the evening, easing to 10 to 15 knots after midnight.
seas to 4 feet. scattered showers. 
.thursday...east northeast winds 10 to 15 knots. seas to 4 feet.
scattered showers. isolated showers after midnight.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291648

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz121-170215-
alenuihaha channel-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions expected. east winds 30 to
35 knots, easing to 20 to 25 knots this afternoon. seas 8 to
11 feet, subsiding to 5 to 7 feet this afternoon. wave detail:
southeast 11 feet at 8 seconds, south 5 feet at 13 seconds and
east 4 feet at 8 seconds. numerous heavy showers with a slight
chance of thunderstorms this morning, then scattered showers this
afternoon. 
.tonight...east northeast winds 15 to 20 knots, rising to 20 to
25 knots after midnight. seas 4 to 5 feet. wave detail: east
5 feet at 7 seconds and south southwest 5 feet at 15 seconds.
scattered showers. 
.monday...east northeast winds 20 to 25 knots. seas 4 to 6 feet.
wave detail: east northeast 6 feet at 5 seconds, south southwest
4 feet at 14 seconds and east 3 feet at 8 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 6 feet at 7 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, east 3 feet at
8 seconds and south southwest 3 feet at 13 seconds. isolated
showers in the morning. 
.tuesday night...east northeast winds 15 to 20 knots. seas 4 to
5 feet. wave detail: east northeast 4 feet at 5 seconds and east
3 feet at 8 seconds. isolated showers after midnight. 
.wednesday...east northeast winds 10 to 15 knots. seas 4 to
5 feet. scattered showers. 
.thursday...east northeast winds 10 to 15 knots. seas to 4 feet.
scattered showers through the night. isolated showers through the
day.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291649

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz122-170215-
big island windward waters-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions expected. east southeast winds
25 to 35 knots. seas 5 to 7 feet. wave detail: east southeast
7 feet at 5 seconds, east 5 feet at 8 seconds and south southwest
5 feet at 14 seconds. a slight chance of thunderstorms this
morning. heavy showers. 
.tonight...east winds 20 to 25 knots, easing to 15 to 20 knots
after midnight. seas to 4 feet. wave detail: east 4 feet at
4 seconds, east 4 feet at 8 seconds and south southwest 4 feet at
15 seconds. scattered showers. 
.monday...east northeast winds 15 to 20 knots. seas 4 to 5 feet.
wave detail: south 4 feet at 14 seconds, north northeast 3 feet
at 4 seconds and east 3 feet at 8 seconds. scattered showers. 
.monday night...east northeast winds 10 to 15 knots. seas 4 to
5 feet. wave detail: south 4 feet at 14 seconds, north northeast
3 feet at 4 seconds and east 3 feet at 8 seconds. scattered
showers. 
.tuesday...east northeast winds 10 to 15 knots. seas 4 to 5 feet.
wave detail: north northeast 3 feet at 4 seconds, east 3 feet at
9 seconds and south 3 feet at 13 seconds. isolated showers. 
.tuesday night...east northeast winds 10 to 15 knots. seas to
4 feet. wave detail: east 3 feet at 8 seconds. isolated showers. 
.wednesday...east northeast winds 7 to 10 knots. seas to 4 feet.
wave detail: east 3 feet at 8 seconds. isolated showers in the
morning, then scattered showers. 
.thursday...east northeast winds to 10 knots. seas 4 to 5 feet.
scattered showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291650

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz123-170215-
big island leeward waters-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions expected. southeast winds
25 to 35 knots, backing to east southeast 20 to 25 knots this
afternoon. seas 6 to 9 feet, subsiding to 4 to 6 feet this
afternoon. wave detail: south southeast 9 feet at 7 seconds and
south 5 feet at 13 seconds. numerous showers with a slight chance
of thunderstorms this morning, then scattered showers this
afternoon. 
.tonight...east winds 15 to 20 knots, becoming east southeast
10 to 15 knots after midnight. seas to 4 feet. wave detail: east
southeast 4 feet at 5 seconds and south 4 feet at 15 seconds.
scattered showers. 
.monday...east winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: northeast 5 feet at 5 seconds and south 4 feet at
14 seconds. scattered showers. 
.monday night...east southeast winds 15 to 20 knots. seas 4 to
6 feet. wave detail: east northeast 5 feet at 5 seconds and south
4 feet at 14 seconds. scattered showers. 
.tuesday...east southeast winds 15 to 20 knots, becoming
northeast 10 to 15 knots in the afternoon. seas 4 to 5 feet. wave
detail: east northeast 4 feet at 5 seconds and south 3 feet at
13 seconds. scattered showers in the morning. isolated showers in
the afternoon. 
.tuesday night...east winds 10 to 15 knots. seas to 4 feet. wave
detail: northeast 3 feet at 4 seconds. 
.wednesday...east winds 10 to 15 knots, backing to north
northeast in the afternoon and evening, veering to east southeast
7 to 10 knots after midnight. seas to 4 feet. isolated showers
through the day. 
.thursday...east southeast winds 7 to 10 knots, backing to north
northeast in the afternoon and evening, veering to southeast
10 to 15 knots after midnight. seas to 4 feet. isolated showers. 

winds and seas higher in and near tstms.

$$

fzhw50 phfo 161357
cwfhfo
expires:202608170215;;291651

coastal waters forecast
national weather service honolulu hi
357 am hst sun aug 16 2026

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


phz124-170215-
big island southeast waters-
357 am hst sun aug 16 2026

...tropical storm warning in effect...

.today...tropical storm conditions possible. east southeast winds
20 to 25 knots, easing to 10 to 15 knots this afternoon. seas
4 to 6 feet. wave detail: south 5 feet at 13 seconds, east 4 feet
at 5 seconds and east 3 feet at 8 seconds. heavy showers. 
.tonight...east winds 10 to 15 knots. seas to 4 feet. wave
detail: south 4 feet at 15 seconds, east northeast 3 feet at
4 seconds and east 3 feet at 7 seconds. numerous showers. 
.monday...east northeast winds 15 to 20 knots. seas 4 to 5 feet.
wave detail: northeast 4 feet at 5 seconds, south 4 feet at
15 seconds and east 3 feet at 8 seconds. scattered showers,
mainly in the morning. 
.monday night...east northeast winds 15 to 20 knots. seas 4 to
5 feet. wave detail: northeast 4 feet at 5 seconds, south 4 feet
at 14 seconds and east 3 feet at 9 seconds. isolated showers. 
.tuesday...east northeast winds 15 to 20 knots. seas 4 to 6 feet.
wave detail: northeast 4 feet at 5 seconds, east 3 feet at
9 seconds and south 3 feet at 13 seconds. isolated showers in the
morning. 
.tuesday night...east northeast winds to 15 knots. seas to
4 feet. wave detail: northeast 3 feet at 4 seconds and east
3 feet at 8 seconds. isolated showers after midnight. 
.wednesday...east northeast winds 10 to 15 knots. seas to 4 feet.
wave detail: east northeast 3 feet at 4 seconds. isolated showers
through the night, then scattered showers through the day. 
.thursday...east northeast winds to 15 knots, becoming 10 to
15 knots. seas 4 to 5 feet. scattered showers.  

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