fzhw50 phfo 080854
cwfhfo
expires:202609082115;;101758

coastal waters forecast
national weather service honolulu hi
1054 pm hst mon sep 7 2026

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


phz113-082115-
kauai channel-
1054 pm hst mon sep 7 2026

...tornado watch 1 in effect until 4 am hst tuesday...
...tropical storm warning in effect...

.rest of tonight...tropical storm conditions. south winds 45 to
55 knots. seas 19 to 24 feet, subsiding to 16 to 21 feet. wave
detail: southwest 22 feet at 10 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, veering to southwest 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 15 to 20 knots, becoming south
southwest 7 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...south winds 7 to 10 knots in the morning, becoming
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 winds 7 to 10 knots. 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 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 night...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 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. 
.saturday...east northeast winds 10 to 15 knots. seas 4 to
5 feet. wave detail: east northeast 3 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 080854
cwfhfo
expires:202609082115;;101759

coastal waters forecast
national weather service honolulu hi
1054 pm hst mon sep 7 2026

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


phz114-082115-
oahu windward waters-
1054 pm hst mon sep 7 2026

...tropical storm warning in effect...

.rest of tonight...tropical storm conditions expected. southeast
winds 30 to 40 knots. seas 13 to 18 feet. wave detail: south
southwest 15 feet at 10 seconds and east 5 feet at 11 seconds.
isolated thunderstorms late this evening. frequent heavy showers.
.tuesday...tropical storm conditions possible. south winds 25 to
30 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...winds variable less than 10 knots, becoming east
northeast 7 to 10 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 5 to 6 feet. wave
detail: east southeast 4 feet at 6 seconds and east 3 feet at
12 seconds. scattered showers. 
.thursday night...east winds to 15 knots. seas 4 to 6 feet. wave
detail: east 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. 
.saturday...east winds 10 to 15 knots. seas 5 to 6 feet. wave
detail: east 3 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 080854
cwfhfo
expires:202609082115;;101760

coastal waters forecast
national weather service honolulu hi
1054 pm hst mon sep 7 2026

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


phz115-082115-
oahu leeward waters-
1054 pm hst mon sep 7 2026

...tropical storm warning in effect...

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

winds and seas higher in and near tstms.

$$

fzhw50 phfo 080854
cwfhfo
expires:202609082115;;101761

coastal waters forecast
national weather service honolulu hi
1054 pm hst mon sep 7 2026

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


phz116-082115-
kaiwi channel-
1054 pm hst mon sep 7 2026

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

.rest of tonight...south southeast winds 25 to 30 knots. seas
11 to 15 feet. wave detail: southwest 12 feet at 10 seconds and
east northeast 5 feet at 11 seconds. isolated thunderstorms late
this evening. frequent heavy showers. 
.tuesday...south winds 20 to 25 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 10 to 15 knots, backing to
south 7 to 10 knots after midnight. 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
northeast 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 winds 10 to 15 knots, becoming east northeast
15 to 20 knots in the afternoon. 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. isolated showers. 
.thursday night...east northeast winds to 15 knots. seas 4 to
6 feet. wave detail: east northeast 4 feet at 5 seconds,
southwest 4 feet at 12 seconds and east 3 feet at 11 seconds.
scattered showers. 
.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. 
.saturday...east northeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: east northeast 3 feet at 5 seconds. isolated
showers.  

winds and seas higher in and near tstms.

$$