fzhw50 phfo 181312
cwfhfo
expires:202603190145;;900800

coastal waters forecast
national weather service honolulu hi
312 am hst wed mar 18 2026

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


phz117-190145-
maui county windward waters-
312 am hst wed mar 18 2026

.today...east winds 10 to 15 knots. seas 5 to 7 feet. wave
detail: north northwest 7 feet at 12 seconds. isolated showers
this morning. 
.tonight...east southeast winds 10 to 15 knots. seas 5 to 6 feet.
wave detail: north 5 feet at 12 seconds and northeast 3 feet at
4 seconds. isolated showers in the evening, then scattered
showers after midnight. 
.thursday...east southeast winds to 15 knots. seas 4 to 6 feet.
wave detail: north 5 feet at 11 seconds and northeast 3 feet at
4 seconds. scattered showers. 
.thursday night...southeast winds 10 to 15 knots, veering to
south southeast 7 to 10 knots after midnight. seas 4 to 5 feet.
wave detail: north 4 feet at 10 seconds. numerous showers. 
.friday...south southwest winds 7 to 10 knots, becoming 10 to
15 knots in the afternoon. seas 4 to 5 feet. wave detail: north
4 feet at 10 seconds. numerous showers. 
.friday night...south southwest winds 10 to 15 knots. seas 4 to
5 feet. wave detail: north 5 feet at 11 seconds. occasional
showers. 
.saturday...south southwest winds 10 to 15 knots, becoming
southwest 15 to 20 knots. seas 5 to 6 feet. wave detail: north
6 feet at 11 seconds. occasional showers. 
.sunday...west southwest winds to 10 knots, veering to north
northwest 7 to 10 knots. seas 5 to 6 feet. wave detail: north
5 feet at 15 seconds. numerous showers.  

$$

fzhw50 phfo 181312
cwfhfo
expires:202603190145;;900801

coastal waters forecast
national weather service honolulu hi
312 am hst wed mar 18 2026

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


phz118-190145-
maui county leeward waters-
312 am hst wed mar 18 2026

.today...east winds 10 to 15 knots. seas 4 to 6 feet. wave
detail: north northwest 5 feet at 12 seconds and south 4 feet at
15 seconds. isolated showers. 
.tonight...east southeast winds 10 to 15 knots, becoming
southeast 15 to 20 knots after midnight. seas 4 to 6 feet. wave
detail: south 4 feet at 15 seconds and north 3 feet at
12 seconds. scattered showers in the evening, then numerous
showers after midnight. 
.thursday...southeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: south 4 feet at 14 seconds and north 3 feet at
11 seconds. numerous showers. 
.thursday night...south southeast winds to 10 knots. seas 3 to
5 feet. wave detail: south 4 feet at 13 seconds and north 3 feet
at 10 seconds. numerous showers. 
.friday...south southwest winds to 10 knots. seas 3 to 5 feet.
wave detail: north northwest 3 feet at 12 seconds and south
3 feet at 13 seconds. occasional showers. 
.friday night...south southwest winds 10 to 15 knots. seas 3 to
5 feet. wave detail: north northwest 4 feet at 11 seconds and
south 3 feet at 12 seconds. occasional showers. 
.saturday...south southwest winds 10 to 15 knots. seas 3 to
5 feet. wave detail: north northwest 3 feet at 11 seconds.
occasional showers. 
.sunday...west southwest winds to 10 knots in the morning,
becoming variable less than 10 knots, then becoming north 7 to
10 knots. seas 3 to 4 feet. wave detail: north northwest 3 feet
at 14 seconds. occasional showers.  

$$

fzhw50 phfo 181312
cwfhfo
expires:202603190145;;900802

coastal waters forecast
national weather service honolulu hi
312 am hst wed mar 18 2026

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


phz119-190145-
maalaea bay-
312 am hst wed mar 18 2026

.today...north northeast winds 10 to 15 knots, backing to west
northwest 7 to 10 knots this afternoon. seas to 2 feet or less. 
.tonight...west winds 7 to 10 knots in the evening, becoming
variable less than 10 knots. seas to 2 feet or less. scattered
showers after midnight. 
.thursday...east northeast winds 10 to 15 knots, veering to south
southwest 7 to 10 knots in the afternoon. seas to 2 feet or less.
scattered showers. 
.thursday night...winds variable less than 10 knots. seas to
2 feet or less. numerous showers. 
.friday...south winds to 10 knots. seas to 2 feet or less.
numerous showers. 
.friday night...south winds to 10 knots. seas to 2 feet or less.
occasional showers. 
.saturday...south southwest winds 7 to 10 knots. seas to 2 feet
or less. occasional showers. 
.sunday...winds variable less than 10 knots. seas to 2 feet or
less. numerous showers.  

$$

fzhw50 phfo 181312
cwfhfo
expires:202603190145;;900803

coastal waters forecast
national weather service honolulu hi
312 am hst wed mar 18 2026

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


phz120-190145-
pailolo channel-
312 am hst wed mar 18 2026

.today...east northeast winds to 15 knots. seas 3 to 5 feet. 
.tonight...east winds 10 to 15 knots. seas 3 to 4 feet. isolated
showers in the evening, then scattered showers after midnight. 
.thursday...east southeast winds 10 to 15 knots. seas 3 to
4 feet. scattered showers. 
.thursday night...south southeast winds 7 to 10 knots. seas 3 to
4 feet. numerous showers. 
.friday...south winds to 10 knots. seas 3 to 4 feet. numerous
showers. 
.friday night...south southwest winds 7 to 10 knots. seas 3 to
4 feet. occasional showers. 
.saturday...south southwest winds 10 to 15 knots. seas 3 to
4 feet. occasional showers. 
.sunday...southwest winds to 10 knots in the morning, becoming
variable less than 10 knots. seas 3 to 4 feet. numerous showers. 

$$

fzhw50 phfo 181312
cwfhfo
expires:202603190145;;900804

coastal waters forecast
national weather service honolulu hi
312 am hst wed mar 18 2026

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


phz121-190145-
alenuihaha channel-
312 am hst wed mar 18 2026

.today...east northeast winds 15 to 20 knots, becoming east 10 to
15 knots this afternoon. seas 4 to 6 feet. wave detail: north
northwest 3 feet at 12 seconds and south 3 feet at 15 seconds.
isolated showers. 
.tonight...east southeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: south 4 feet at 15 seconds. scattered showers in the
evening, then numerous showers after midnight. 
.thursday...east southeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: south 3 feet at 14 seconds. numerous
showers. 
.thursday night...southeast winds 7 to 10 knots, veering to south
southwest after midnight. seas 4 to 5 feet. wave detail: south
3 feet at 4 seconds and south 3 feet at 13 seconds. occasional
showers. 
.friday...south southwest winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: south southwest 3 feet at 4 seconds and south 3 feet
at 13 seconds. numerous showers. 
.friday night...south southwest winds 10 to 15 knots. seas 3 to
5 feet. occasional showers. 
.saturday...southwest winds 10 to 15 knots. seas 3 to 5 feet.
occasional showers. 
.sunday...west southwest winds 7 to 10 knots, becoming variable
less than 10 knots, then becoming north northeast 7 to 10 knots
after midnight. seas 3 to 4 feet. occasional showers.  

$$