fzhw50 phfo 160316
cwfhfo
expires:202608161630;;265712

coastal waters forecast
national weather service honolulu hi
516 pm hst sat aug 15 2026

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


phz113-161630-
kauai channel-
516 pm hst sat aug 15 2026

...small craft advisory in effect through late this afternoon...
...tropical storm warning in effect...

.tonight...northeast winds 25 to 35 knots. seas 10 to 13 feet,
building to 14 to 19 feet after midnight. wave detail: southeast
19 feet at 12 seconds, south 4 feet at 13 seconds and east 3 feet
at 8 seconds. heavy showers. a slight chance of thunderstorms
after midnight. 
.sunday...east northeast winds 30 to 35 knots, veering to east
southeast 25 to 35 knots in the afternoon. seas 19 to 23 feet,
subsiding to 14 to 19 feet in the afternoon. wave detail:
southeast 22 feet at 11 seconds, south 4 feet at 13 seconds and
east 3 feet at 8 seconds. heavy showers with a slight chance of
thunderstorms. 
.sunday night...east southeast winds 20 to 25 knots. seas 6 to
9 feet. wave detail: east 8 feet at 8 seconds and south 4 feet at
15 seconds. numerous heavy showers. 
.monday...east winds 15 to 20 knots. seas 6 to 7 feet. wave
detail: east northeast 6 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 5 seconds and south 4 feet at
13 seconds. scattered showers, mainly in the evening. 
.tuesday...east northeast winds to 15 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 4 feet at 5 seconds. isolated showers. 
.wednesday...east northeast winds 10 to 15 knots. seas 3 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 4 to
5 feet. wave detail: east northeast 4 feet at 5 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 160316
cwfhfo
expires:202608161630;;265713

coastal waters forecast
national weather service honolulu hi
516 pm hst sat aug 15 2026

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


phz114-161630-
oahu windward waters-
516 pm hst sat aug 15 2026

...small craft advisory in effect through late this afternoon...
...tropical storm warning in effect...

.tonight...east northeast winds 25 to 30 knots, rising to 30 to
35 knots after midnight. seas 12 to 15 feet, building to 14 to
19 feet after midnight. wave detail: east southeast 17 feet at
9 seconds and south 3 feet at 13 seconds. heavy showers. a slight
chance of thunderstorms after midnight. 
.sunday...east winds 25 to 35 knots. seas 14 to 18 feet,
subsiding to 10 to 14 feet in the afternoon. wave detail: east
17 feet at 9 seconds and south 3 feet at 13 seconds. heavy
showers with a slight chance of thunderstorms. 
.sunday night...east winds 25 to 30 knots, easing to 20 to
25 knots after midnight. seas 7 to 8 feet, subsiding to 5 to
7 feet after midnight. wave detail: east 7 feet at 7 seconds and
south 3 feet at 15 seconds. scattered showers. 
.monday...east winds 15 to 20 knots. seas 5 to 7 feet. wave
detail: east 6 feet at 6 seconds. scattered showers, mainly in
the morning. 
.monday night...east winds to 15 knots. seas 4 to 5 feet. wave
detail: east southeast 5 feet at 6 seconds. isolated showers. 
.tuesday...east winds to 15 knots. seas 4 to 5 feet. wave detail:
east southeast 4 feet at 5 seconds. isolated showers. 
.tuesday night...east winds to 15 knots. seas to 4 feet. wave
detail: east 4 feet at 5 seconds. isolated showers in the
evening, then scattered showers after midnight. 
.wednesday...east northeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: east northeast 4 feet at 5 seconds. isolated
showers through the night, then scattered showers through the
day. 
.thursday...east northeast winds 10 to 15 knots. seas 4 to
5 feet. wave detail: east northeast 3 feet at 5 seconds.
scattered showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 160316
cwfhfo
expires:202608161630;;265714

coastal waters forecast
national weather service honolulu hi
516 pm hst sat aug 15 2026

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


phz115-161630-
oahu leeward waters-
516 pm hst sat aug 15 2026

...small craft advisory in effect through late this afternoon...
...tropical storm warning in effect...

.tonight...northeast winds 25 to 35 knots, becoming east
northeast 35 to 45 knots after midnight. seas 12 to 16 feet,
building to 19 to 24 feet after midnight. wave detail: southeast
24 feet at 11 seconds and south 4 feet at 13 seconds. heavy
showers. a slight chance of thunderstorms after midnight. 
.sunday...east southeast winds 35 to 45 knots, becoming southeast
25 to 35 knots in the afternoon. seas 18 to 23 feet, subsiding to
10 to 14 feet in the afternoon. wave detail: southeast 23 feet at
10 seconds and south 4 feet at 13 seconds. heavy showers with a
slight chance of thunderstorms. 
.sunday night...southeast winds 20 to 25 knots, becoming east
southeast 15 to 20 knots after midnight. seas 6 to 7 feet. wave
detail: south southeast 6 feet at 6 seconds and south 4 feet at
15 seconds. numerous heavy showers. 
.monday...east winds to 15 knots. seas 5 to 6 feet. wave detail:
east 4 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
6 feet. wave detail: east 4 feet at 5 seconds and south 4 feet at
13 seconds. isolated showers. 
.tuesday...east northeast winds 15 to 20 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 15 to 20 knots. seas 3 to
4 feet. wave detail: east 4 feet at 5 seconds. isolated showers
after midnight. 
.wednesday...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east northeast 3 feet at 4 seconds. isolated
showers in the morning. isolated showers through the day. 
.thursday...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east northeast 3 feet at 4 seconds. isolated
showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 160316
cwfhfo
expires:202608161630;;265715

coastal waters forecast
national weather service honolulu hi
516 pm hst sat aug 15 2026

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


phz116-161630-
kaiwi channel-
516 pm hst sat aug 15 2026

...tropical storm warning in effect...

.tonight...east northeast winds 30 to 40 knots. seas 12 to
16 feet, building to 18 to 23 feet after midnight. wave detail:
east southeast 21 feet at 9 seconds, east 5 feet at 8 seconds and
south 4 feet at 13 seconds. heavy showers. a slight chance of
thunderstorms after midnight. 
.sunday...east southeast winds 30 to 40 knots, easing to 20 to
25 knots in the afternoon. seas 14 to 19 feet, subsiding to 9 to
11 feet in the afternoon. wave detail: east southeast 18 feet at
9 seconds, east 4 feet at 8 seconds and south 4 feet at
13 seconds. heavy showers in the morning. a slight chance of
thunderstorms. numerous showers in the afternoon. 
.sunday night...east southeast 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. scattered showers. 
.monday...east northeast winds 15 to 20 knots. seas 4 to 6 feet.
wave detail: east northeast 5 feet at 6 seconds and south 4 feet
at 15 seconds. isolated showers. 
.monday night...east northeast winds 15 to 20 knots. seas 4 to
6 feet. wave detail: east 4 feet at 5 seconds and south 4 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 and south 3 feet
at 13 seconds. 
.tuesday night...east northeast winds to 15 knots. seas 3 to
4 feet. wave detail: east northeast 4 feet at 5 seconds. isolated
showers after midnight. 
.wednesday...east northeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: east northeast 4 feet at 6 seconds. isolated
showers. 
.thursday...northeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: northeast 3 feet at 5 seconds. isolated showers.  

winds and seas higher in and near tstms.

$$