fzhw50 phfo 040248
cwfhfo
expires:202609041515;;865644

coastal waters forecast
national weather service honolulu hi
448 pm hst thu sep 3 2026

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


phz113-041515-
kauai channel-
448 pm hst thu sep 3 2026

...small craft advisory in effect through friday afternoon...

.tonight...east northeast winds 20 to 25 knots. seas 9 to
10 feet. wave detail: east northeast 9 feet at 8 seconds, south
4 feet at 14 seconds and east 3 feet at 11 seconds. isolated
showers. 
.friday...east northeast winds 20 to 25 knots. seas 9 to 10 feet.
wave detail: east northeast 9 feet at 7 seconds, south 5 feet at
12 seconds and east 3 feet at 12 seconds. isolated showers in the
morning. 
.friday night...east northeast winds 20 to 25 knots. seas 9 to
11 feet. wave detail: east northeast 8 feet at 7 seconds, south
5 feet at 11 seconds and east 4 feet at 13 seconds. isolated
showers. 
.saturday...east northeast winds to 20 knots. seas 7 to 9 feet.
wave detail: east northeast 5 feet at 6 seconds, south 5 feet at
11 seconds and east 4 feet at 13 seconds. scattered showers. 
.saturday night...east northeast winds 15 to 20 knots. seas 7 to
9 feet. wave detail: south southwest 6 feet at 12 seconds, east
northeast 5 feet at 6 seconds and east 4 feet at 12 seconds.
scattered showers. 
.sunday...east northeast winds to 20 knots. seas 7 to 10 feet.
wave detail: south southwest 7 feet at 12 seconds, east northeast
6 feet at 6 seconds and east 5 feet at 12 seconds. scattered
showers. 
.sunday night...east winds 20 to 25 knots. seas 9 to 13 feet,
building to 12 to 16 feet after midnight. wave detail: south
southwest 12 feet at 13 seconds, east southeast 11 feet at
8 seconds and east 6 feet at 12 seconds. numerous heavy showers
with isolated thunderstorms. 
.monday...tropical storm conditions possible. isolated
thunderstorms through the night. numerous heavy showers. 
.tuesday...tropical storm conditions possible. scattered showers.

winds and seas higher in and near tstms.

$$

fzhw50 phfo 040248
cwfhfo
expires:202609041515;;865645

coastal waters forecast
national weather service honolulu hi
448 pm hst thu sep 3 2026

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


phz114-041515-
oahu windward waters-
448 pm hst thu sep 3 2026

...small craft advisory in effect through friday afternoon...

.tonight...east northeast winds 20 to 25 knots. seas 9 to
11 feet. wave detail: east 9 feet at 7 seconds, east 4 feet at
13 seconds and south 4 feet at 13 seconds. isolated showers. 
.friday...east northeast winds 20 to 25 knots. seas 9 to 11 feet.
wave detail: east 9 feet at 7 seconds, east 5 feet at 13 seconds
and south 4 feet at 12 seconds. isolated showers. 
.friday night...east northeast winds to 20 knots. seas 9 to
11 feet. wave detail: east 9 feet at 7 seconds, east 5 feet at
14 seconds and south 4 feet at 12 seconds. isolated showers in
the evening, then scattered showers after midnight. 
.saturday...east northeast winds 15 to 20 knots. seas 7 to
9 feet. wave detail: east 6 feet at 13 seconds, east northeast
5 feet at 6 seconds and south southwest 5 feet at 12 seconds.
numerous showers, mainly in the morning. 
.saturday night...east northeast winds 15 to 20 knots. seas 8 to
9 feet. wave detail: east 6 feet at 13 seconds, east northeast
5 feet at 6 seconds and south southwest 5 feet at 12 seconds.
scattered showers. 
.sunday...east winds 15 to 20 knots. seas 8 to 9 feet. wave
detail: east 6 feet at 6 seconds, east 6 feet at 12 seconds and
south southwest 5 feet at 12 seconds. scattered showers. 
.sunday night...east winds 15 to 20 knots, rising to 20 to
25 knots after midnight. seas 9 to 13 feet, building to 11 to
15 feet after midnight. wave detail: east southeast 9 feet at
7 seconds, south southwest 8 feet at 13 seconds and east 7 feet
at 12 seconds. numerous heavy showers with isolated
thunderstorms. 
.monday...tropical storm conditions possible. isolated
thunderstorms in the morning. numerous heavy showers through the
night, then scattered heavy showers through the day. 
.tuesday...tropical storm conditions possible. scattered showers.

winds and seas higher in and near tstms.

$$

fzhw50 phfo 040248
cwfhfo
expires:202609041515;;865646

coastal waters forecast
national weather service honolulu hi
448 pm hst thu sep 3 2026

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


phz115-041515-
oahu leeward waters-
448 pm hst thu sep 3 2026

...small craft advisory in effect through friday afternoon...

.tonight...east northeast winds 20 to 25 knots. seas 7 to
10 feet. wave detail: east 9 feet at 7 seconds and south 5 feet
at 12 seconds. 
.friday...east northeast winds 20 to 25 knots. seas 8 to 10 feet.
wave detail: east 9 feet at 7 seconds and south 5 feet at
12 seconds. 
.friday night...east northeast winds 20 to 25 knots. seas 7 to
9 feet. wave detail: east northeast 8 feet at 7 seconds and south
5 feet at 11 seconds. isolated showers after midnight. 
.saturday...east northeast winds 15 to 20 knots. seas 6 to
7 feet. wave detail: south southwest 5 feet at 11 seconds and
east northeast 4 feet at 5 seconds. isolated showers. 
.saturday night...east northeast winds 15 to 20 knots. seas to
7 feet. wave detail: south southwest 6 feet at 12 seconds and
east 4 feet at 6 seconds. isolated showers in the evening, then
scattered showers after midnight. 
.sunday...east northeast winds to 15 knots. seas 7 to 8 feet.
wave detail: south southwest 7 feet at 12 seconds and east 4 feet
at 6 seconds. scattered showers. 
.sunday night...east winds 15 to 20 knots. seas 9 to 12 feet,
building to 11 to 15 feet after midnight. wave detail: southwest
13 feet at 13 seconds and south southeast 8 feet at 8 seconds.
scattered heavy showers in the evening. isolated thunderstorms.
numerous heavy showers after midnight. 
.monday...southeast winds 25 to 30 knots, veering to south 20 to
25 knots after midnight. seas 11 to 15 feet. wave detail: south
southwest 13 feet at 12 seconds, south southwest 12 feet at
9 seconds and east northeast 3 feet at 12 seconds. numerous heavy
showers. 
.tuesday...tropical storm conditions possible. wave detail: south
southwest 5 feet at 14 seconds and west northwest 4 feet at
5 seconds. scattered showers.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 040248
cwfhfo
expires:202609041515;;865647

coastal waters forecast
national weather service honolulu hi
448 pm hst thu sep 3 2026

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


phz116-041515-
kaiwi channel-
448 pm hst thu sep 3 2026

...small craft advisory in effect through friday afternoon...

.tonight...east northeast winds to 25 knots. seas 9 to 12 feet.
wave detail: east northeast 9 feet at 7 seconds, south 5 feet at
13 seconds and east 4 feet at 14 seconds. isolated showers. 
.friday...east northeast winds 20 to 25 knots. gusts up to
35 knots in the afternoon. seas 9 to 11 feet. wave detail: east
northeast 9 feet at 7 seconds, south 5 feet at 12 seconds and
east 4 feet at 13 seconds. isolated showers in the morning. 
.friday night...east northeast winds 20 to 25 knots. seas 9 to
11 feet. wave detail: east northeast 9 feet at 7 seconds, south
5 feet at 11 seconds and east 5 feet at 14 seconds. isolated
showers in the evening. scattered showers after midnight. 
.saturday...east northeast winds 15 to 20 knots. seas 6 to
9 feet. wave detail: south southwest 5 feet at 11 seconds, east
5 feet at 13 seconds and northeast 4 feet at 5 seconds. scattered
showers. 
.saturday night...east northeast winds 15 to 20 knots. seas 6 to
9 feet. wave detail: south southwest 6 feet at 12 seconds, east
6 feet at 12 seconds and northeast 4 feet at 6 seconds. isolated
showers. 
.sunday...east northeast winds 15 to 20 knots. seas 7 to 9 feet.
wave detail: south southwest 6 feet at 12 seconds, east 6 feet at
12 seconds and northeast 5 feet at 6 seconds. scattered showers. 
.sunday night...east winds 15 to 20 knots, rising to 20 to
25 knots after midnight. seas 9 to 12 feet, building to 10 to
14 feet after midnight. wave detail: southwest 11 feet at
13 seconds, east southeast 7 feet at 7 seconds and east northeast
6 feet at 12 seconds. scattered heavy showers with isolated
thunderstorms. 
.monday...southeast winds 20 to 25 knots, becoming south 15 to
20 knots after midnight. seas 9 to 13 feet. wave detail:
southwest 12 feet at 12 seconds, south 9 feet at 9 seconds and
east northeast 6 feet at 12 seconds. scattered heavy showers. 
.tuesday...south winds 15 to 20 knots, becoming south southeast
to 10 knots. seas 5 to 8 feet. wave detail: south southwest
5 feet at 12 seconds, west southwest 4 feet at 5 seconds and east
4 feet at 14 seconds. scattered showers.  

winds and seas higher in and near tstms.

$$