fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636424

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz110-200200-
kauai northwest waters-
310 am hst sun apr 19 2026

.today...east southeast winds 10 to 15 knots, rising to 15 to
20 knots this afternoon. seas 4 to 5 feet. wave detail: east
4 feet at 6 seconds. a slight chance of showers. a slight chance
of thunderstorms this afternoon. 
.tonight...east southeast winds 10 to 15 knots. seas 4 to 5 feet.
wave detail: east 4 feet at 7 seconds. a chance of showers with a
slight chance of thunderstorms. 
.monday...southeast winds 7 to 10 knots. seas 4 to 5 feet. wave
detail: east 4 feet at 6 seconds. a slight chance of
thunderstorms in the morning. a chance of showers. 
.monday night...winds variable less than 10 knots. seas 4 to
5 feet. wave detail: east 4 feet at 6 seconds. a slight chance of
showers. 
.tuesday...winds variable less than 10 knots. seas 4 to 5 feet.
wave detail: east northeast 4 feet at 7 seconds and northwest
3 feet at 15 seconds. a slight chance of showers in the morning,
then a chance of showers in the afternoon. 
.tuesday night...winds variable less than 10 knots. seas 5 to
6 feet. wave detail: northwest 4 feet at 12 seconds, northeast
4 feet at 17 seconds and east 3 feet at 5 seconds. a slight
chance of showers in the evening. 
.wednesday...winds variable less than 10 knots, becoming
northeast to 10 knots. seas 6 to 7 feet. wave detail: northeast
5 feet at 13 seconds, north northwest 4 feet at 13 seconds and
east 3 feet at 5 seconds. 
.thursday...northeast winds to 10 knots, rising to 15 to
20 knots. seas 4 to 5 feet. wave detail: east 4 feet at
5 seconds, north northeast 4 feet at 11 seconds and north
northwest 3 feet at 16 seconds.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636425

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz111-200200-
kauai windward waters-
310 am hst sun apr 19 2026

.today...east southeast winds 10 to 15 knots. seas to 5 feet.
wave detail: east 4 feet at 6 seconds. a slight chance of showers
and thunderstorms this afternoon. 
.tonight...east southeast winds 10 to 15 knots. seas to 5 feet.
wave detail: east southeast 4 feet at 7 seconds. a chance of
showers with a slight chance of thunderstorms. 
.monday...east southeast winds 7 to 10 knots. seas to 5 feet.
wave detail: east 4 feet at 6 seconds. a slight chance of
thunderstorms in the morning. a chance of showers. 
.monday night...winds variable less than 10 knots. seas to
5 feet. wave detail: east northeast 4 feet at 7 seconds. a slight
chance of showers. 
.tuesday...winds variable less than 10 knots. seas 5 to 6 feet.
wave detail: east northeast 4 feet at 7 seconds and northwest
3 feet at 15 seconds. a slight chance of showers in the morning,
then a chance of showers in the afternoon. 
.tuesday night...winds variable less than 10 knots. seas 5 to
7 feet. wave detail: northeast 5 feet at 15 seconds, northwest
4 feet at 13 seconds and east 3 feet at 5 seconds. a chance of
showers in the evening. 
.wednesday...winds variable less than 10 knots, becoming north
northeast to 10 knots. seas 5 to 7 feet. wave detail: northeast
5 feet at 13 seconds, north northwest 4 feet at 13 seconds and
east southeast 3 feet at 5 seconds. 
.thursday...northeast winds to 10 knots, rising to 15 knots. seas
4 to 5 feet. wave detail: east 4 feet at 5 seconds, north
northeast 4 feet at 11 seconds and north northwest 3 feet at
16 seconds.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636426

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz112-200200-
kauai leeward waters-
310 am hst sun apr 19 2026

.today...east southeast winds 10 to 15 knots. seas 4 to 5 feet.
wave detail: east southeast 4 feet at 6 seconds. a slight chance
of showers. a slight chance of thunderstorms this afternoon. 
.tonight...east southeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: east southeast 4 feet at 6 seconds. a chance of
showers with a slight chance of thunderstorms. 
.monday...east southeast winds 7 to 10 knots in the morning,
becoming variable less than 10 knots. seas 3 to 5 feet. wave
detail: east southeast 4 feet at 6 seconds. a slight chance of
thunderstorms in the morning. a chance of showers. 
.monday night...winds variable less than 10 knots. seas 3 to
4 feet. wave detail: east southeast 3 feet at 5 seconds. a slight
chance of showers. 
.tuesday...winds variable less than 10 knots. seas 3 to 5 feet.
wave detail: east 3 feet at 5 seconds, northwest 3 feet at
15 seconds and north northeast 3 feet at 17 seconds. a slight
chance of showers. 
.tuesday night...winds variable less than 10 knots. seas 4 to
6 feet. wave detail: northwest 4 feet at 12 seconds, north
northeast 4 feet at 15 seconds and east 3 feet at 4 seconds. a
slight chance of showers in the evening. 
.wednesday...winds variable less than 10 knots, becoming north
northeast to 10 knots. seas 4 to 6 feet. wave detail: north
northwest 4 feet at 13 seconds and north northeast 4 feet at
13 seconds. 
.thursday...northeast winds 10 to 15 knots, rising to 15 to
20 knots. in the kaulakahi channel, northeast winds 7 to
10 knots, becoming 10 to 15 knots in the afternoon and evening,
veering to east northeast 7 to 10 knots after midnight. seas 3 to
5 feet. wave detail: east 4 feet at 5 seconds, north northeast
3 feet at 11 seconds and west northwest 3 feet at 16 seconds.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636427

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz113-200200-
kauai channel-
310 am hst sun apr 19 2026

.today...east winds 10 to 15 knots. seas 3 to 5 feet. wave
detail: east 4 feet at 6 seconds. a slight chance of
thunderstorms this afternoon. 
.tonight...east winds 10 to 15 knots. seas 4 to 5 feet. wave
detail: east southeast 4 feet at 6 seconds. a slight chance of
showers in the evening. a slight chance of thunderstorms. a
chance of showers after midnight. 
.monday...winds variable less than 10 knots. seas 4 to 5 feet.
wave detail: east southeast 4 feet at 5 seconds. a chance of
showers, mainly in the morning. 
.monday night...winds variable less than 10 knots. seas 4 to
5 feet. wave detail: east southeast 3 feet at 5 seconds and north
northeast 3 feet at 8 seconds. a slight chance of showers. 
.tuesday...winds variable less than 10 knots. seas 4 to 5 feet.
wave detail: east 3 feet at 5 seconds and north northeast 3 feet
at 8 seconds. a slight chance of showers. 
.tuesday night...winds variable less than 10 knots. seas 4 to
6 feet. wave detail: northeast 5 feet at 15 seconds, east 3 feet
at 4 seconds and northwest 3 feet at 13 seconds. a slight chance
of showers in the evening. 
.wednesday...winds variable less than 10 knots, becoming north
northeast to 15 knots. seas 4 to 6 feet. wave detail: north
northeast 5 feet at 13 seconds and north northwest 3 feet at
13 seconds. 
.thursday...northeast winds 10 to 15 knots, rising to 15 to
20 knots. seas 4 to 5 feet. wave detail: east 4 feet at
4 seconds, north northeast 4 feet at 11 seconds and northwest
3 feet at 13 seconds.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636428

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz114-200200-
oahu windward waters-
310 am hst sun apr 19 2026

.today...east winds 10 to 15 knots. seas to 5 feet. wave detail:
east 4 feet at 6 seconds. 
.tonight...east southeast winds 10 to 15 knots. seas to 5 feet.
wave detail: east 4 feet at 6 seconds. a slight chance of
showers. a slight chance of thunderstorms after midnight. 
.monday...east southeast winds 7 to 10 knots. seas to 5 feet.
wave detail: east 4 feet at 6 seconds. a slight chance of
showers. 
.monday night...southeast winds 7 to 10 knots in the evening,
becoming variable less than 10 knots. seas to 5 feet. wave
detail: east northeast 4 feet at 7 seconds. a slight chance of
showers. 
.tuesday...winds variable less than 10 knots. seas 5 to 6 feet.
wave detail: east southeast 4 feet at 6 seconds, north northeast
4 feet at 16 seconds and northwest 3 feet at 14 seconds. a slight
chance of showers. 
.tuesday night...winds variable less than 10 knots. seas 5 to
7 feet. wave detail: north northeast 5 feet at 16 seconds, north
northwest 4 feet at 14 seconds and east 3 feet at 6 seconds. a
chance of showers in the evening. 
.wednesday...winds variable less than 10 knots, becoming
northeast to 10 knots. seas 5 to 7 feet. wave detail: north
northeast 5 feet at 13 seconds, north northwest 4 feet at
13 seconds and east southeast 3 feet at 5 seconds. 
.thursday...northeast winds 10 to 15 knots. seas 4 to 5 feet.
wave detail: north northeast 4 feet at 11 seconds, east 3 feet at
4 seconds and north northwest 3 feet at 15 seconds.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636429

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz115-200200-
oahu leeward waters-
310 am hst sun apr 19 2026

.today...east winds 10 to 15 knots. seas 3 to 4 feet. wave
detail: east southeast 3 feet at 5 seconds. 
.tonight...east winds 10 to 15 knots, becoming 7 to 10 knots
after midnight. seas 3 to 4 feet. wave detail: east southeast
3 feet at 6 seconds. a slight chance of showers. 
.monday...winds variable less than 10 knots. seas to 3 feet. wave
detail: east southeast 3 feet at 5 seconds. a slight chance of
showers. 
.monday night...winds variable less than 10 knots. seas 3 to
4 feet. wave detail: east southeast 3 feet at 5 seconds. a slight
chance of showers. 
.tuesday...winds variable less than 10 knots. seas 3 to 4 feet.
wave detail: east southeast 3 feet at 5 seconds. a slight chance
of showers in the afternoon. 
.tuesday night...winds variable less than 10 knots. seas 3 to
5 feet. wave detail: northwest 3 feet at 15 seconds. a slight
chance of showers in the evening. 
.wednesday...winds variable less than 10 knots, becoming
northeast 7 to 10 knots. seas 3 to 5 feet. wave detail: north
northwest 3 feet at 13 seconds. 
.thursday...northeast winds 10 to 15 knots, rising to 15 to
20 knots in the evening, easing to 10 to 15 knots after midnight.
seas 3 to 4 feet. wave detail: east southeast 3 feet at 5 seconds
and west northwest 3 feet at 16 seconds.  

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636430

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz116-200200-
kaiwi channel-
310 am hst sun apr 19 2026

.today...east winds 10 to 15 knots. seas 3 to 5 feet. wave
detail: east 4 feet at 5 seconds. 
.tonight...east winds 10 to 15 knots. seas 3 to 5 feet. wave
detail: east southeast 4 feet at 6 seconds. a slight chance of
showers. 
.monday...east southeast winds 7 to 10 knots. seas 3 to 5 feet.
wave detail: east 4 feet at 5 seconds. a slight chance of
showers. 
.monday night...winds variable less than 10 knots. seas 3 to
5 feet. wave detail: east northeast 4 feet at 6 seconds. a slight
chance of showers in the evening. 
.tuesday...winds variable less than 10 knots. seas 4 to 6 feet.
wave detail: east 4 feet at 5 seconds and north northeast 4 feet
at 16 seconds. a slight chance of showers in the afternoon. 
.tuesday night...winds variable less than 10 knots. seas 5 to
7 feet. wave detail: north northeast 5 feet at 16 seconds, east
3 feet at 4 seconds and northwest 3 feet at 14 seconds. a slight
chance of showers in the evening. 
.wednesday...winds variable less than 10 knots, becoming
northeast to 10 knots. seas 5 to 7 feet. wave detail: north
northeast 5 feet at 12 seconds and northwest 3 feet at
13 seconds. 
.thursday...northeast winds to 10 knots, rising to 15 to
20 knots. seas 3 to 5 feet. wave detail: north northeast 4 feet
at 10 seconds, east 3 feet at 4 seconds and northwest 3 feet at
12 seconds.  

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636431

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz117-200200-
maui county windward waters-
310 am hst sun apr 19 2026

.today...east winds 10 to 15 knots. seas to 5 feet. wave detail:
east southeast 4 feet at 6 seconds. 
.tonight...east southeast winds 15 to 20 knots, easing to 10 to
15 knots after midnight. seas to 5 feet. wave detail: east 4 feet
at 6 seconds. a slight chance of showers after midnight. 
.monday...east southeast winds 10 to 15 knots. seas to 5 feet.
wave detail: east 4 feet at 6 seconds. a slight chance of
showers. 
.monday night...southeast winds 7 to 10 knots. seas to 5 feet.
wave detail: east northeast 4 feet at 7 seconds. 
.tuesday...south southeast winds 7 to 10 knots in the morning,
becoming variable less than 10 knots. seas 5 to 7 feet. wave
detail: north northeast 5 feet at 16 seconds, east southeast
4 feet at 7 seconds and northwest 3 feet at 14 seconds. a slight
chance of showers in the afternoon. 
.tuesday night...winds variable less than 10 knots, becoming
southeast 7 to 10 knots after midnight. seas 6 to 7 feet. wave
detail: north northeast 5 feet at 16 seconds, east 3 feet at
7 seconds and northwest 3 feet at 13 seconds. a slight chance of
showers in the evening. 
.wednesday...winds variable less than 10 knots, becoming east
7 to 10 knots. seas 5 to 7 feet. wave detail: north northeast
5 feet at 12 seconds and north northwest 4 feet at 13 seconds. 
.thursday...east northeast winds 7 to 10 knots, becoming 10 to
15 knots. seas 4 to 6 feet. wave detail: north northeast 3 feet
at 10 seconds and north northwest 3 feet at 12 seconds.  

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636432

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz118-200200-
maui county leeward waters-
310 am hst sun apr 19 2026

.today...east winds 10 to 15 knots. seas 3 to 4 feet. wave
detail: east southeast 4 feet at 6 seconds. 
.tonight...east southeast winds 10 to 15 knots, becoming east
northeast 15 to 20 knots after midnight. seas 3 to 4 feet. wave
detail: east southeast 4 feet at 6 seconds. a slight chance of
showers after midnight. 
.monday...east southeast winds 7 to 10 knots in the morning,
becoming variable less than 10 knots. seas to 3 feet. wave
detail: east southeast 3 feet at 5 seconds. a slight chance of
showers in the morning. 
.monday night...winds variable less than 10 knots. seas to
3 feet. wave detail: east southeast 3 feet at 5 seconds. 
.tuesday...winds variable less than 10 knots. seas 3 to 4 feet. 
.tuesday night...winds variable less than 10 knots. seas 3 to
4 feet. a slight chance of showers in the evening. 
.wednesday...winds variable less than 10 knots, becoming
northeast 7 to 10 knots. seas 3 to 4 feet. 
.thursday...northeast winds 7 to 10 knots, backing to north
northeast 10 to 15 knots in the afternoon, then becoming
northeast 15 to 20 knots in the evening, easing to 10 to 15 knots
after midnight. seas 3 to 4 feet. wave detail: east southeast
3 feet at 5 seconds.  

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636433

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz119-200200-
maalaea bay-
310 am hst sun apr 19 2026

.today...north northeast winds 7 to 10 knots, backing to west
this afternoon. seas to 2 feet or less. 
.tonight...winds variable less than 10 knots. seas to 2 feet or
less. a slight chance of showers in the evening. 
.monday...winds variable less than 10 knots, becoming west 7 to
10 knots in the afternoon. seas to 2 feet or less. a slight
chance of showers in the afternoon. 
.monday night...winds variable less than 10 knots. seas to 2 feet
or less. 
.tuesday...winds variable less than 10 knots. seas to 2 feet or
less. 
.tuesday night...winds variable less than 10 knots. seas to
2 feet or less. 
.wednesday...winds variable less than 10 knots, becoming north to
15 knots. seas to 2 feet or less. 
.thursday...north winds to 15 knots, rising to 20 knots in the
afternoon and evening, easing to 15 knots after midnight. seas to
2 feet or less.  

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636434

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz120-200200-
pailolo channel-
310 am hst sun apr 19 2026

.today...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: east 3 feet at 4 seconds. 
.tonight...east northeast winds 15 to 20 knots. seas 3 to 4 feet.
wave detail: east 3 feet at 4 seconds. a slight chance of showers
after midnight. 
.monday...south southeast winds 7 to 10 knots, backing to north
northeast in the afternoon. seas 3 to 4 feet. a slight chance of
showers. 
.monday night...winds variable less than 10 knots. seas 3 to
4 feet. 
.tuesday...winds variable less than 10 knots. seas 3 to 4 feet. 
.tuesday night...winds variable less than 10 knots. seas 3 to
4 feet. a slight chance of showers in the evening. 
.wednesday...winds variable less than 10 knots, becoming east
northeast 10 to 15 knots. seas 3 to 4 feet. 
.thursday...east northeast winds 10 to 15 knots, becoming
northeast 15 to 20 knots in the afternoon and evening, then
becoming east northeast 10 to 15 knots after midnight. seas to
3 feet.  

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636435

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz121-200200-
alenuihaha channel-
310 am hst sun apr 19 2026

.today...east winds 15 to 20 knots. seas 4 to 5 feet. wave
detail: east 5 feet at 5 seconds. 
.tonight...east northeast winds 15 to 20 knots. seas 3 to 5 feet.
wave detail: east 4 feet at 5 seconds. a slight chance of showers
after midnight. 
.monday...east northeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: east 4 feet at 5 seconds. 
.monday night...east winds 7 to 10 knots. seas 3 to 5 feet. wave
detail: east 4 feet at 5 seconds. 
.tuesday...east northeast winds 7 to 10 knots in the morning,
becoming variable less than 10 knots. seas 4 to 6 feet. wave
detail: east 3 feet at 7 seconds and north northeast 3 feet at
17 seconds. 
.tuesday night...east northeast winds 7 to 10 knots. seas 4 to
6 feet. wave detail: north northeast 3 feet at 16 seconds. 
.wednesday...east northeast winds 7 to 10 knots, becoming 10 to
15 knots. seas 3 to 5 feet. wave detail: east 3 feet at 4 seconds
and north northeast 3 feet at 12 seconds. 
.thursday...east northeast winds 10 to 15 knots, rising to 15 to
20 knots in the afternoon and evening, easing to 10 to 15 knots
after midnight. seas 3 to 5 feet. wave detail: east 4 feet at
5 seconds.  

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636436

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz122-200200-
big island windward waters-
310 am hst sun apr 19 2026

.today...east winds 10 to 15 knots. seas 3 to 5 feet. wave
detail: east southeast 4 feet at 7 seconds. a slight chance of
showers this morning. 
.tonight...east winds 10 to 15 knots. seas 4 to 5 feet. wave
detail: east 4 feet at 7 seconds. a slight chance of showers
after midnight. 
.monday...east winds 10 to 15 knots. seas 4 to 5 feet. wave
detail: east southeast 3 feet at 7 seconds. a slight chance of
showers. 
.monday night...east southeast winds 10 to 15 knots. seas 4 to
5 feet. wave detail: east southeast 3 feet at 7 seconds and north
northeast 3 feet at 8 seconds. 
.tuesday...east southeast winds 7 to 10 knots. seas 4 to 6 feet.
wave detail: north northeast 5 feet at 15 seconds and east
southeast 3 feet at 7 seconds. 
.tuesday night...east southeast winds 7 to 10 knots. seas 5 to
7 feet. wave detail: north northeast 5 feet at 15 seconds, east
southeast 3 feet at 7 seconds and northwest 3 feet at 13 seconds.
.wednesday...east winds 7 to 10 knots. seas 5 to 7 feet. wave
detail: north northeast 5 feet at 12 seconds and north northwest
3 feet at 14 seconds. 
.thursday...east northeast winds 7 to 10 knots, becoming 10 to
15 knots. seas 4 to 6 feet. wave detail: north northeast 3 feet
at 10 seconds and north northwest 3 feet at 12 seconds. isolated
showers through the day.  

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636437

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz123-200200-
big island leeward waters-
310 am hst sun apr 19 2026

.today...northwest winds 7 to 10 knots west of the big island...
east 15 to 20 knots near south point. seas 3 to 5 feet. wave
detail: east 4 feet at 5 seconds. a slight chance of
thunderstorms this afternoon. 
.tonight...west of the big island, southwest winds 7 to 10 knots,
veering to west northwest after midnight. near south point, east
winds 15 to 20 knots. seas 3 to 5 feet. wave detail: east
southeast 4 feet at 5 seconds. a slight chance of showers. 
.monday...west of the big island, winds variable less than
10 knots. near south point, east northeast winds 10 to 15 knots,
veering to east in the afternoon. seas 3 to 4 feet. wave detail:
east 3 feet at 4 seconds. a slight chance of showers. 
.monday night...west of the big island, winds variable less than
10 knots. near south point, east winds to 10 knots, backing to
east northeast after midnight. seas 3 to 5 feet. wave detail:
east southeast 3 feet at 4 seconds. a slight chance of showers
after midnight. 
.tuesday...north winds 7 to 10 knots. seas 3 to 5 feet. wave
detail: east southeast 3 feet at 4 seconds and north northeast
3 feet at 15 seconds. 
.tuesday night...west of the big island, winds variable less than
10 knots. near south point, east winds 7 to 10 knots, becoming to
10 knots after midnight. seas 3 to 4 feet. wave detail: north
northeast 3 feet at 15 seconds. 
.wednesday...west of the big island, winds variable less than
10 knots. near south point, east winds 7 to 10 knots, becoming
10 to 15 knots after midnight. seas 3 to 4 feet. wave detail:
north northeast 3 feet at 12 seconds and west northwest 3 feet at
18 seconds. 
.thursday...west of the big island, winds variable less than
10 knots. near south point, east winds 10 to 15 knots, rising to
15 to 20 knots after midnight. seas 3 to 5 feet. wave detail:
east northeast 3 feet at 5 seconds and west northwest 3 feet at
16 seconds.  

winds and seas higher in and near tstms.

$$

fzhw50 phfo 191310
cwfhfo
expires:202604200200;;636438

coastal waters forecast
national weather service honolulu hi
310 am hst sun apr 19 2026

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


phz124-200200-
big island southeast waters-
310 am hst sun apr 19 2026

.today...east northeast winds to 15 knots. seas 4 to 5 feet. wave
detail: east southeast 4 feet at 5 seconds. a slight chance of
showers this morning. 
.tonight...east northeast winds 15 to 20 knots. seas 4 to 5 feet.
wave detail: east southeast 4 feet at 7 seconds. 
.monday...east northeast winds 10 to 15 knots. seas 4 to 5 feet.
wave detail: east southeast 4 feet at 7 seconds. 
.monday night...east winds to 10 knots. seas 4 to 5 feet. wave
detail: east 4 feet at 7 seconds. 
.tuesday...east winds to 10 knots. seas 3 to 5 feet. wave detail:
east 4 feet at 7 seconds and northeast 3 feet at 16 seconds. 
.tuesday night...east winds to 10 knots. seas 4 to 6 feet. wave
detail: northeast 4 feet at 16 seconds and east southeast 3 feet
at 7 seconds. 
.wednesday...east northeast winds to 10 knots, rising to 15 knots
after midnight. seas 3 to 5 feet. wave detail: northeast 4 feet
at 13 seconds and east southeast 3 feet at 7 seconds. 
.thursday...east northeast winds 15 to 20 knots. seas 4 to
5 feet. wave detail: east southeast 4 feet at 5 seconds and west
northwest 3 feet at 16 seconds. isolated showers after midnight. 

$$