fzhw50 phfo 141508
cwfhfo
expires:202608150415;;178378

coastal waters forecast
national weather service honolulu hi
508 am hst fri aug 14 2026

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


phz113-150415-
kauai channel-
508 am hst fri aug 14 2026

...small craft advisory in effect through saturday afternoon...
...tropical storm watch in effect...

.today...east northeast winds 20 to 25 knots. seas 7 to 9 feet.
wave detail: east northeast 6 feet at 6 seconds, south 4 feet at
14 seconds and east 3 feet at 9 seconds. 
.tonight...northeast winds to 25 knots. seas 8 to 10 feet. wave
detail: east northeast 8 feet at 7 seconds, south 4 feet at
14 seconds and east 3 feet at 10 seconds. isolated showers after
midnight. 
.saturday...northeast winds 20 to 25 knots, rising to 25 to
30 knots in the afternoon. seas 8 to 11 feet. wave detail: east
northeast 9 feet at 7 seconds, south 4 feet at 13 seconds and
east 3 feet at 10 seconds. scattered showers in the afternoon. 
.saturday night...tropical storm conditions possible. northeast
winds 25 to 30 knots, rising to 30 to 40 knots after midnight.
seas 11 to 14 feet, building to 16 to 21 feet after midnight.
wave detail: east southeast 20 feet at 11 seconds, south 4 feet
at 13 seconds and east 3 feet at 8 seconds. heavy showers. 
.sunday...tropical storm conditions possible. east winds 30 to
40 knots. seas 18 to 23 feet, subsiding to 11 to 15 feet in the
afternoon. wave detail: southeast 22 feet at 10 seconds, south
4 feet at 13 seconds and east 3 feet at 8 seconds. heavy showers
with a slight chance of thunderstorms. 
.sunday night...tropical storm conditions possible. numerous
heavy showers with a slight chance of thunderstorms in the
evening, then scattered showers after midnight. 
.monday...east winds 15 to 20 knots. seas 5 to 7 feet. wave
detail: east northeast 6 feet at 6 seconds and south 4 feet at
14 seconds. scattered showers, mainly in the morning. 
.tuesday...east northeast winds 15 to 20 knots, easing to 10 to
15 knots after midnight. seas 4 to 6 feet. wave detail: east
northeast 5 feet at 5 seconds and south 3 feet at 13 seconds.
isolated showers in the morning. isolated showers through the
day.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 141508
cwfhfo
expires:202608150415;;178379

coastal waters forecast
national weather service honolulu hi
508 am hst fri aug 14 2026

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


phz114-150415-
oahu windward waters-
508 am hst fri aug 14 2026

...small craft advisory in effect through saturday afternoon...
...tropical storm watch in effect...

.today...east northeast winds 20 to 25 knots. seas 7 to 9 feet.
wave detail: east 6 feet at 6 seconds, east southeast 5 feet at
10 seconds and south 4 feet at 14 seconds. isolated showers this
afternoon. 
.tonight...east northeast winds 25 to 30 knots. seas 9 to
11 feet. wave detail: east southeast 9 feet at 8 seconds, east
southeast 6 feet at 11 seconds and south 3 feet at 14 seconds.
isolated showers. 
.saturday...east northeast winds 25 to 30 knots. seas 10 to
13 feet, building to 12 to 14 feet in the afternoon. wave detail:
east southeast 12 feet at 10 seconds and south 3 feet at
13 seconds. isolated showers in the morning, then scattered
showers in the afternoon. 
.saturday night...tropical storm conditions possible. east
northeast winds 25 to 35 knots, becoming 30 to 35 knots after
midnight. gusts up to 50 knots. seas 13 to 18 feet, building to
15 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...tropical storm conditions possible. east winds 30 to
35 knots, easing to 25 to 30 knots in the afternoon. seas 12 to
16 feet, subsiding to 8 to 10 feet in the afternoon. wave detail:
east 15 feet at 8 seconds and south 3 feet at 13 seconds. heavy
showers with a slight chance of thunderstorms. 
.sunday night...east winds 20 to 25 knots. seas 8 to 9 feet,
subsiding to 6 to 9 feet after midnight. wave detail: east 8 feet
at 8 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. isolated showers. 
.tuesday...east winds to 15 knots. seas 4 to 5 feet. wave detail:
east 4 feet at 5 seconds. isolated showers. scattered showers
after midnight.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 141508
cwfhfo
expires:202608150415;;178380

coastal waters forecast
national weather service honolulu hi
508 am hst fri aug 14 2026

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


phz115-150415-
oahu leeward waters-
508 am hst fri aug 14 2026

...small craft advisory in effect through saturday afternoon...
...tropical storm watch in effect...

.today...east northeast winds 20 to 25 knots. seas 6 to 9 feet.
wave detail: east northeast 6 feet at 6 seconds and south 4 feet
at 14 seconds. 
.tonight...northeast winds 25 to 30 knots. seas 7 to 10 feet.
wave detail: east northeast 8 feet at 7 seconds and south 4 feet
at 14 seconds. 
.saturday...northeast winds 20 to 25 knots, becoming east
northeast 25 to 30 knots in the afternoon. seas 7 to 10 feet,
building to 9 to 12 feet in the afternoon. wave detail: east
10 feet at 7 seconds and south 4 feet at 13 seconds. scattered
showers in the afternoon. 
.saturday night...tropical storm conditions possible. northeast
winds 30 to 40 knots, becoming east northeast 40 to 50 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...tropical storm conditions possible. east southeast
winds 35 to 45 knots. gusts up to 65 knots in the morning. seas
15 to 20 feet, subsiding to 8 to 11 feet in the afternoon. wave
detail: southeast 20 feet at 9 seconds and south 4 feet at
13 seconds. heavy showers with a slight chance of thunderstorms. 
.sunday night...east southeast winds 15 to 20 knots. seas 5 to
8 feet. wave detail: south southeast 6 feet at 6 seconds and
south 4 feet at 15 seconds. numerous heavy showers in the
evening, then scattered showers after midnight. 
.monday...east winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: east 4 feet at 5 seconds and south 4 feet at 14 seconds.
scattered showers, mainly in the morning. 
.tuesday...east northeast winds 15 to 20 knots, easing to 10 to
15 knots after midnight. 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. isolated showers after midnight.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 141508
cwfhfo
expires:202608150415;;178381

coastal waters forecast
national weather service honolulu hi
508 am hst fri aug 14 2026

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


phz116-150415-
kaiwi channel-
508 am hst fri aug 14 2026

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

.today...east northeast winds to 25 knots. seas 7 to 9 feet. wave
detail: northeast 7 feet at 6 seconds, east 5 feet at 10 seconds
and south southwest 4 feet at 14 seconds. 
.tonight...northeast winds 25 to 30 knots. seas 8 to 11 feet.
wave detail: east northeast 9 feet at 8 seconds, east 6 feet at
11 seconds and south southwest 4 feet at 14 seconds. isolated
showers after midnight. 
.saturday...tropical storm conditions possible. east northeast
winds 25 to 30 knots. gusts up to 45 knots. seas 10 to 14 feet.
wave detail: east 12 feet at 9 seconds and south 4 feet at
13 seconds. isolated showers in the morning, then scattered
showers in the afternoon. 
.saturday night...tropical storm conditions expected. northeast
winds 30 to 40 knots, veering to east 40 to 45 knots after
midnight. gusts up to 55 knots, increasing to 60 knots after
midnight. seas 14 to 19 feet, building to 16 to 21 feet after
midnight. wave detail: east 20 feet at 9 seconds and south 4 feet
at 13 seconds. heavy showers. a slight chance of thunderstorms
after midnight. 
.sunday...tropical storm conditions possible. east southeast
winds 30 to 40 knots, easing to 20 to 25 knots in the afternoon.
seas 12 to 16 feet, subsiding to 7 to 10 feet in the afternoon.
wave detail: southeast 15 feet at 8 seconds, east 4 feet at
8 seconds and south 4 feet at 13 seconds. heavy showers with a
slight chance of thunderstorms. 
.sunday night...east winds 15 to 20 knots. seas 5 to 8 feet. wave
detail: east 6 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 14 seconds. isolated showers through the night. 
.tuesday...east northeast winds to 15 knots. seas 4 to 5 feet.
wave detail: east northeast 4 feet at 5 seconds. isolated showers
after midnight.  

winds and seas higher in and near tstms.

$$