fzhw50 phfo 180156
cwfhfo
expires:202608181430;;910496

coastal waters forecast
national weather service honolulu hi
356 pm hst mon aug 17 2026

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


phz113-181430-
kauai channel-
356 pm hst mon aug 17 2026

.tonight...east northeast winds 15 to 20 knots. seas 6 to 7 feet.
wave detail: east 5 feet at 7 seconds and south 4 feet at
14 seconds. scattered showers, mainly this evening. 
.tuesday...east northeast winds to 15 knots. seas 4 to 6 feet.
wave detail: east 5 feet at 6 seconds and south 3 feet at
13 seconds. isolated showers in the afternoon. 
.tuesday night...east northeast winds to 15 knots. seas 4 to
5 feet. wave detail: east 5 feet at 6 seconds. scattered showers,
mainly in the evening. 
.wednesday...east northeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: east 4 feet at 5 seconds. isolated showers. 
.wednesday night...east northeast winds to 15 knots. seas 3 to
4 feet. wave detail: east northeast 4 feet at 5 seconds. isolated
showers in the evening, then scattered showers after midnight. 
.thursday...northeast winds 10 to 15 knots. seas 3 to 4 feet.
wave detail: east northeast 4 feet at 5 seconds. scattered
showers. 
.thursday night...northeast winds 10 to 15 knots. seas to 3 feet.
wave detail: east northeast 3 feet at 4 seconds. scattered
showers. 
.friday...winds variable less than 10 knots, becoming east 7 to
10 knots. seas 3 to 4 feet. wave detail: east 3 feet at
6 seconds. scattered showers. 
.saturday...east northeast winds 10 to 15 knots, rising to 15 to
20 knots. seas 3 to 5 feet. wave detail: east 3 feet at
7 seconds. isolated showers in the morning, then scattered
showers in the afternoon. isolated showers through the day.  

$$

fzhw50 phfo 180156
cwfhfo
expires:202608181430;;910497

coastal waters forecast
national weather service honolulu hi
356 pm hst mon aug 17 2026

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


phz114-181430-
oahu windward waters-
356 pm hst mon aug 17 2026

.tonight...east winds 15 to 20 knots. seas 5 to 6 feet. wave
detail: east 5 feet at 6 seconds and east 3 feet at 10 seconds.
isolated showers. 
.tuesday...east winds to 15 knots. seas to 5 feet. wave detail:
east 5 feet at 6 seconds. isolated showers. 
.tuesday night...east winds to 15 knots. seas to 5 feet. wave
detail: east 5 feet at 6 seconds. scattered showers. 
.wednesday...east winds 10 to 15 knots. seas 4 to 5 feet. wave
detail: east 5 feet at 6 seconds. scattered showers. 
.wednesday night...east northeast winds to 15 knots. seas 4 to
5 feet. wave detail: east 5 feet at 6 seconds. scattered showers.
.thursday...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east 4 feet at 6 seconds. scattered showers.
.thursday night...east northeast winds 7 to 10 knots. seas to
3 feet. wave detail: east 3 feet at 8 seconds. scattered showers
in the evening, then showers likely after midnight. 
.friday...east southeast winds 10 to 15 knots. seas 3 to 4 feet.
wave detail: east 4 feet at 6 seconds. scattered showers. 
.saturday...east winds 15 to 20 knots. seas 4 to 6 feet. wave
detail: east southeast 4 feet at 7 seconds. scattered showers
through the night, then isolated showers through the day.  

$$

fzhw50 phfo 180156
cwfhfo
expires:202608181430;;910498

coastal waters forecast
national weather service honolulu hi
356 pm hst mon aug 17 2026

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


phz115-181430-
oahu leeward waters-
356 pm hst mon aug 17 2026

.tonight...east northeast winds 15 to 20 knots. seas 5 to 6 feet.
wave detail: east 5 feet at 6 seconds and south 4 feet at
14 seconds. isolated showers. 
.tuesday...east northeast winds to 15 knots. seas 4 to 6 feet.
wave detail: east 5 feet at 6 seconds and south 3 feet at
13 seconds. isolated showers. 
.tuesday night...east northeast winds 15 to 20 knots. seas to
4 feet. wave detail: east 4 feet at 6 seconds. scattered showers,
mainly in the evening. 
.wednesday...east northeast winds 10 to 15 knots. seas 3 to
4 feet. wave detail: east 4 feet at 5 seconds. isolated showers. 
.wednesday night...east northeast winds 10 to 15 knots. seas to
3 feet. wave detail: east 3 feet at 4 seconds. isolated showers
in the evening, then scattered showers after midnight. 
.thursday...northeast winds 7 to 10 knots. seas to 3 feet. wave
detail: east northeast 3 feet at 4 seconds. scattered showers. 
.thursday night...northeast winds 10 to 15 knots, becoming 7 to
10 knots after midnight. seas to 2 feet or less. scattered
showers. 
.friday...winds variable less than 10 knots, becoming northeast
7 to 10 knots after midnight. seas to 3 feet. scattered showers. 
.saturday...east winds 10 to 15 knots, becoming east northeast
15 to 20 knots. seas 3 to 5 feet. isolated showers in the
morning, then scattered showers in the afternoon. isolated
showers through the day.  

$$

fzhw50 phfo 180156
cwfhfo
expires:202608181430;;910499

coastal waters forecast
national weather service honolulu hi
356 pm hst mon aug 17 2026

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


phz116-181430-
kaiwi channel-
356 pm hst mon aug 17 2026

.tonight...east northeast winds 15 to 20 knots. seas 5 to 7 feet.
wave detail: east 5 feet at 6 seconds and south 4 feet at
14 seconds. isolated showers this evening. 
.tuesday...east northeast winds to 15 knots. seas 4 to 6 feet.
wave detail: east 5 feet at 6 seconds and south 3 feet at
13 seconds. isolated showers in the afternoon. 
.tuesday night...east northeast winds to 15 knots. seas 3 to
5 feet. wave detail: east 5 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. 
.wednesday night...east northeast winds to 15 knots. seas 3 to
4 feet. wave detail: east northeast 4 feet at 5 seconds. isolated
showers in the evening, then scattered showers after midnight. 
.thursday...northeast winds 10 to 15 knots. seas 3 to 4 feet.
wave detail: east northeast 4 feet at 5 seconds. scattered
showers. 
.thursday night...northeast winds 10 to 15 knots, becoming 7 to
10 knots after midnight. seas to 2 feet or less, then to 3 feet
after midnight. scattered showers. 
.friday...east winds 7 to 10 knots, backing to east northeast
10 to 15 knots. seas 3 to 4 feet. wave detail: east 3 feet at
6 seconds. scattered showers. 
.saturday...east winds 10 to 15 knots, becoming east northeast
15 to 20 knots. seas 4 to 6 feet. wave detail: east 4 feet at
6 seconds. scattered showers through the night, then isolated
showers through the day.  

$$