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fzhw50 phfo 171837
cwfhfo
expires:202510180700;;299436

coastal waters forecast
national weather service honolulu hi
836 am hst fri oct 17 2025

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


phz117-180700-
maui county windward waters-
837 am hst fri oct 17 2025

.today...east winds 15 to 20 knots. seas 7 to 8 feet. wave
detail: east 6 feet at 7 seconds and north northwest 6 feet at
13 seconds. scattered showers. 
.tonight...east winds 15 to 20 knots. seas 6 to 8 feet. wave
detail: north northwest 6 feet at 13 seconds and east 5 feet at
7 seconds. scattered showers. 
.saturday...east winds 15 to 20 knots. seas 6 to 7 feet. wave
detail: east 6 feet at 7 seconds and north northwest 4 feet at
12 seconds. scattered showers. 
.saturday night...east winds 15 to 20 knots. seas to 6 feet. wave
detail: east 5 feet at 6 seconds and northwest 4 feet at
14 seconds. scattered showers. 
.sunday...east winds to 15 knots. seas 5 to 6 feet. wave detail:
east 5 feet at 6 seconds and northwest 4 feet at 13 seconds.
scattered showers, mainly in the morning. 
.sunday night...east winds to 15 knots. seas 5 to 6 feet. wave
detail: east 5 feet at 6 seconds and north northwest 4 feet at
15 seconds. scattered showers. 
.monday...east winds to 15 knots. seas 5 to 6 feet. wave detail:
east 5 feet at 6 seconds and north northwest 4 feet at
13 seconds. scattered showers. 
.tuesday...east northeast winds to 15 knots. seas 4 to 6 feet.
wave detail: north northwest 6 feet at 15 seconds and east
southeast 4 feet at 5 seconds. scattered showers.  

$$
fzhw50 phfo 171837
cwfhfo
expires:202510180700;;299437

coastal waters forecast
national weather service honolulu hi
836 am hst fri oct 17 2025

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


phz118-180700-
maui county leeward waters-
837 am hst fri oct 17 2025

.today...east winds 15 to 20 knots. seas 3 to 5 feet. wave
detail: east southeast 4 feet at 6 seconds. hazy this morning.
isolated showers. 
.tonight...east northeast winds 15 to 20 knots. seas 3 to 5 feet.
wave detail: east southeast 4 feet at 6 seconds. isolated showers
in the evening, then scattered showers after midnight. 
.saturday...east northeast winds 15 to 20 knots. seas 3 to
5 feet. wave detail: east southeast 4 feet at 7 seconds. isolated
showers. 
.saturday night...east northeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: east southeast 4 feet at 7 seconds. isolated
showers in the evening, then scattered showers after midnight. 
.sunday...east northeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: east southeast 4 feet at 7 seconds. scattered
showers, mainly in the morning. 
.sunday night...east northeast winds 7 to 10 knots. seas 3 to
5 feet. wave detail: east southeast 4 feet at 7 seconds. isolated
showers in the evening, then scattered showers after midnight. 
.monday...east northeast winds 7 to 10 knots, becoming 10 to
15 knots in the afternoon and evening, then becoming 7 to
10 knots after midnight. seas 3 to 4 feet. wave detail: east
southeast 3 feet at 5 seconds. scattered showers. 
.tuesday...east northeast winds 10 to 15 knots. seas 3 to 4 feet.
wave detail: east 3 feet at 5 seconds and north northwest 3 feet
at 17 seconds. scattered showers.  

$$
fzhw50 phfo 171837
cwfhfo
expires:202510180700;;299438

coastal waters forecast
national weather service honolulu hi
836 am hst fri oct 17 2025

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


phz119-180700-
maalaea bay-
837 am hst fri oct 17 2025

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

.today...north winds 20 to 25 knots. seas to 2 feet or less.
isolated showers. 
.tonight...north northeast winds to 25 knots. seas to 2 feet or
less. wave detail: north northeast 2 feet at 3 seconds. isolated
showers after midnight. 
.saturday...north winds to 25 knots. seas to 2 feet or less. wave
detail: north northeast 2 feet at 3 seconds. 
.saturday night...north winds 20 to 25 knots. seas to 2 feet or
less. wave detail: north northeast 2 feet at 3 seconds. 
.sunday...north winds to 20 knots. seas to 2 feet or less. wave
detail: northeast 2 feet at 3 seconds. isolated showers. 
.sunday night...north winds to 20 knots. seas to 2 feet or less.
wave detail: northeast 2 feet at 3 seconds. isolated showers. 
.monday...north winds to 20 knots. seas to 2 feet or less.
isolated showers in the morning, then scattered showers. 
.tuesday...north winds to 20 knots. seas to 2 feet or less.
scattered showers through the night. isolated showers through the
day.  

$$
fzhw50 phfo 171837
cwfhfo
expires:202510180700;;299439

coastal waters forecast
national weather service honolulu hi
836 am hst fri oct 17 2025

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


phz120-180700-
pailolo channel-
837 am hst fri oct 17 2025

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

.today...east northeast winds 20 to 25 knots. seas 4 to 5 feet.
wave detail: east 5 feet at 5 seconds. isolated showers this
morning, then scattered showers this afternoon. 
.tonight...east northeast winds 20 to 25 knots. seas 3 to 5 feet.
wave detail: east 4 feet at 5 seconds. scattered showers. 
.saturday...east northeast winds 20 to 25 knots. seas 3 to
5 feet. wave detail: east 4 feet at 4 seconds. scattered showers.
.saturday night...east northeast winds 20 to 25 knots, easing to
15 to 20 knots after midnight. seas 3 to 5 feet. wave detail:
east 4 feet at 4 seconds. scattered showers. 
.sunday...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: east 4 feet at 4 seconds. scattered showers, mainly
in the morning. 
.sunday night...east northeast winds 15 to 20 knots. seas 3 to
4 feet. wave detail: east 4 feet at 6 seconds. scattered showers.
.monday...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: east 3 feet at 5 seconds. scattered showers. 
.tuesday...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: east 3 feet at 4 seconds. scattered showers.  

$$
fzhw50 phfo 171837
cwfhfo
expires:202510180700;;299440

coastal waters forecast
national weather service honolulu hi
836 am hst fri oct 17 2025

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


phz121-180700-
alenuihaha channel-
837 am hst fri oct 17 2025

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

.today...east northeast winds 20 to 25 knots. seas 5 to 7 feet.
wave detail: east northeast 6 feet at 6 seconds. isolated
showers. 
.tonight...east northeast winds 20 to 25 knots. gusts up to
35 knots in the evening. seas 5 to 7 feet. wave detail: east
6 feet at 6 seconds. isolated showers in the evening, then
scattered showers after midnight. 
.saturday...east northeast winds 20 to 25 knots. seas 5 to
7 feet. wave detail: east northeast 6 feet at 6 seconds. isolated
showers. 
.saturday night...east northeast winds 20 to 25 knots, easing to
15 to 20 knots after midnight. seas 5 to 7 feet. wave detail:
east northeast 6 feet at 6 seconds. isolated showers in the
evening, then scattered showers after midnight. 
.sunday...east northeast winds 15 to 20 knots. seas 5 to 7 feet.
wave detail: east northeast 6 feet at 6 seconds. scattered
showers, mainly in the morning. 
.sunday night...east northeast winds 15 to 20 knots. seas 4 to
6 feet. wave detail: east 6 feet at 6 seconds. scattered showers.
.monday...east northeast winds 15 to 20 knots. seas 3 to 5 feet.
wave detail: east 5 feet at 5 seconds. scattered showers. 
.tuesday...east northeast winds 15 to 20 knots. seas 3 to 5 feet.
wave detail: east 5 feet at 5 seconds. scattered showers.  

$$
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