fzhw50 phfo 072112
cwfhfo
expires:202609081015;;075756

coastal waters forecast
national weather service honolulu hi
1112 am hst mon sep 7 2026

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


phz113-081015-
kauai channel-
1112 am hst mon sep 7 2026

...tropical storm warning in effect...

.rest of today...tropical storm conditions. east winds 25 to
30 knots, rising to 30 to 40 knots this afternoon. seas 17 to
19 feet, building to 17 to 22 feet this afternoon. wave detail:
south southwest 16 feet at 12 seconds and east 5 feet at
12 seconds. frequent heavy showers with isolated thunderstorms. 
.tonight...tropical storm conditions expected. south southeast
winds 40 to 50 knots. seas 20 to 25 feet, subsiding to 16 to
21 feet after midnight. wave detail: southwest 22 feet at
11 seconds and east northeast 5 feet at 11 seconds. frequent
heavy showers with isolated thunderstorms. 
.tuesday...tropical storm conditions possible. south southwest
winds 25 to 30 knots, easing to 20 knots in the afternoon. seas
10 to 14 feet, subsiding to 6 to 8 feet in the afternoon. wave
detail: west 12 feet at 8 seconds, south southwest 5 feet at
14 seconds and east 4 feet at 11 seconds. frequent heavy showers
in the morning, then numerous showers in the afternoon. 
.tuesday night...southwest winds to 15 knots, easing to 10 knots
after midnight. seas 5 to 7 feet. wave detail: west 4 feet at
5 seconds, south southwest 4 feet at 14 seconds and east 3 feet
at 13 seconds. scattered showers. 
.wednesday...winds variable less than 10 knots. seas 5 to 6 feet.
wave detail: south southwest 4 feet at 14 seconds and east 3 feet
at 13 seconds. scattered showers. 
.wednesday night...east southeast winds 7 to 10 knots, backing to
east 10 to 15 knots after midnight. seas 5 to 6 feet. wave
detail: south southwest 4 feet at 13 seconds, east 3 feet at
6 seconds and east 3 feet at 12 seconds. scattered showers. 
.thursday...east winds 10 to 15 knots. seas 4 to 6 feet. wave
detail: east 4 feet at 5 seconds and south southwest 4 feet at
12 seconds. scattered showers. 
.friday...east northeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: east 3 feet at 5 seconds. isolated showers through
the night, then scattered showers through the day.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 072112
cwfhfo
expires:202609081015;;075757

coastal waters forecast
national weather service honolulu hi
1112 am hst mon sep 7 2026

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


phz114-081015-
oahu windward waters-
1112 am hst mon sep 7 2026

...tropical storm warning in effect...

.rest of today...tropical storm conditions possible. east winds
25 to 30 knots. seas 12 to 16 feet. wave detail: southeast
11 feet at 10 seconds, southwest 10 feet at 13 seconds and east
5 feet at 12 seconds. frequent heavy showers with isolated
thunderstorms. 
.tonight...tropical storm conditions expected. east southeast
winds 30 to 35 knots, veering to southeast 25 to 35 knots after
midnight. gusts up to 50 knots. seas 12 to 17 feet. wave detail:
south southwest 15 feet at 15 seconds, south southwest 7 feet at
11 seconds and east 5 feet at 11 seconds. isolated thunderstorms
in the evening. frequent heavy showers. 
.tuesday...tropical storm conditions possible. south winds 20 to
25 knots, becoming south southwest 15 to 20 knots in the
afternoon. seas 9 to 12 feet, subsiding to 6 to 9 feet in the
afternoon. wave detail: south southwest 10 feet at 8 seconds,
south southwest 5 feet at 14 seconds and east 4 feet at
13 seconds. numerous showers. 
.tuesday night...south southwest winds 10 to 15 knots, backing to
south 7 to 10 knots after midnight. seas 5 to 7 feet. wave
detail: east southeast 4 feet at 5 seconds, south southwest
4 feet at 14 seconds and east 3 feet at 13 seconds. scattered
showers. 
.wednesday...southeast winds 7 to 10 knots, backing to east
southeast 10 to 15 knots in the afternoon. seas 4 to 6 feet. wave
detail: south southwest 4 feet at 14 seconds, east 3 feet at
5 seconds and east 3 feet at 13 seconds. scattered showers. 
.wednesday night...east southeast winds to 15 knots. seas 4 to
6 feet. wave detail: east 4 feet at 6 seconds, east 3 feet at
12 seconds and south southwest 3 feet at 13 seconds. scattered
showers. 
.thursday...east winds to 15 knots. seas 4 to 6 feet. wave
detail: east southeast 4 feet at 5 seconds and east 3 feet at
11 seconds. scattered showers. 
.friday...east winds 10 to 15 knots. seas 4 to 6 feet. wave
detail: east 3 feet at 5 seconds and east 3 feet at 11 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 072112
cwfhfo
expires:202609081015;;075758

coastal waters forecast
national weather service honolulu hi
1112 am hst mon sep 7 2026

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


phz115-081015-
oahu leeward waters-
1112 am hst mon sep 7 2026

...tropical storm warning in effect...

.rest of today...tropical storm conditions expected. east
southeast winds 25 to 30 knots. seas 15 to 18 feet. wave detail:
southwest 13 feet at 12 seconds. frequent heavy showers with
isolated thunderstorms. 
.tonight...tropical storm conditions expected. southeast winds
30 to 35 knots, veering to south southeast 25 to 30 knots after
midnight. gusts up to 50 knots. seas 16 to 19 feet, subsiding to
13 to 17 feet after midnight. wave detail: southwest 16 feet at
10 seconds. frequent heavy showers with isolated thunderstorms. 
.tuesday...tropical storm conditions possible. south southwest
winds 20 to 25 knots, easing to 15 knots in the afternoon. seas
9 to 12 feet, subsiding to 6 to 7 feet in the afternoon. wave
detail: west 10 feet at 8 seconds and south southwest 6 feet at
8 seconds. numerous showers. 
.tuesday night...southwest winds to 10 knots in the evening,
becoming variable less than 10 knots. seas 4 to 6 feet. wave
detail: south southwest 4 feet at 14 seconds and west 3 feet at
4 seconds. numerous showers, mainly in the evening. 
.wednesday...winds variable less than 10 knots. seas 4 to 5 feet.
wave detail: south southwest 4 feet at 14 seconds. scattered
showers. 
.wednesday night...east winds 7 to 10 knots. seas 4 to 5 feet.
wave detail: south southwest 4 feet at 13 seconds and east
southeast 3 feet at 5 seconds. scattered showers. 
.thursday...east winds 7 to 10 knots in the morning, becoming
variable less than 10 knots, then becoming east 7 to 10 knots
after midnight. seas 4 to 6 feet. wave detail: south southwest
4 feet at 12 seconds and east 3 feet at 5 seconds. scattered
showers in the morning, then isolated showers in the afternoon.
scattered showers through the day. 
.friday...east northeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: east 3 feet at 5 seconds. isolated showers through
the night, then scattered showers through the day.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 072112
cwfhfo
expires:202609081015;;075759

coastal waters forecast
national weather service honolulu hi
1112 am hst mon sep 7 2026

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


phz116-081015-
kaiwi channel-
1112 am hst mon sep 7 2026

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

.rest of today...east winds 25 to 30 knots. seas 12 to 16 feet.
wave detail: southwest 12 feet at 13 seconds, south 10 feet at
11 seconds and east northeast 5 feet at 12 seconds. frequent
heavy showers with isolated thunderstorms. 
.tonight...southeast winds 25 to 30 knots. seas 12 to 15 feet,
subsiding to 10 to 14 feet after midnight. wave detail: southwest
12 feet at 11 seconds and east northeast 5 feet at 11 seconds.
isolated thunderstorms in the evening. frequent heavy showers. 
.tuesday...south winds 25 to 30 knots, becoming south southwest
15 to 20 knots in the afternoon. seas 9 to 13 feet, subsiding to
6 to 8 feet in the afternoon. wave detail: south southwest
10 feet at 8 seconds and east 4 feet at 13 seconds. numerous
showers. 
.tuesday night...south southwest winds to 10 knots in the
evening, becoming variable less than 10 knots. seas 6 to 7 feet,
subsiding to 4 to 5 feet after midnight. wave detail: south
southwest 4 feet at 14 seconds, south southwest 3 feet at
5 seconds and east 3 feet at 13 seconds. scattered showers. 
.wednesday...winds variable less than 10 knots, becoming east
southeast 10 to 15 knots in the afternoon. seas 4 to 6 feet. wave
detail: south southwest 4 feet at 14 seconds, east southeast
3 feet at 5 seconds and east 3 feet at 13 seconds. scattered
showers. 
.wednesday night...east winds 10 to 15 knots. seas 5 to 6 feet.
wave detail: east 4 feet at 5 seconds, south southwest 4 feet at
13 seconds and east 3 feet at 12 seconds. scattered showers. 
.thursday...east northeast winds 10 to 15 knots. seas 4 to
6 feet. wave detail: east 4 feet at 5 seconds, south southwest
4 feet at 12 seconds and east 3 feet at 11 seconds. isolated
showers through the night, then scattered showers through the
day. 
.friday...east northeast winds 10 to 15 knots. seas 4 to 6 feet.
wave detail: east northeast 3 feet at 5 seconds. isolated
showers, then scattered showers after midnight.  

winds and seas higher in and near tstms.

$$