fzhw50 phfo 211302
cwfhfo
expires:202604220130;;744924

coastal waters forecast
national weather service honolulu hi
302 am hst tue apr 21 2026

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


phz113-220130-
kauai channel-
302 am hst tue apr 21 2026

.today...winds variable less than 10 knots. seas to 4 feet. wave
detail: north northeast 3 feet at 8 seconds. 
.tonight...winds variable less than 10 knots. seas 4 to 5 feet.
wave detail: north northeast 4 feet at 15 seconds and northwest
3 feet at 14 seconds. 
.wednesday...winds variable less than 10 knots, becoming
northeast 7 to 10 knots in the afternoon. seas 4 to 5 feet. wave
detail: north northeast 4 feet at 13 seconds and north northwest
3 feet at 13 seconds. 
.wednesday night...northeast winds 10 to 15 knots. seas to
5 feet. wave detail: north northeast 4 feet at 12 seconds, east
northeast 3 feet at 4 seconds and northwest 3 feet at 12 seconds.
isolated showers after midnight. 
.thursday...northeast winds 15 to 20 knots. seas 5 to 6 feet.
wave detail: east northeast 4 feet at 5 seconds, north northeast
4 feet at 11 seconds and northwest 3 feet at 12 seconds. isolated
showers in the morning. 
.thursday night...northeast winds 15 to 20 knots. seas 5 to
6 feet. wave detail: east northeast 4 feet at 5 seconds and
northeast 4 feet at 10 seconds. isolated showers after midnight. 
.friday...northeast winds 15 to 20 knots. seas 6 to 7 feet. wave
detail: east northeast 5 feet at 6 seconds, northeast 4 feet at
9 seconds and northwest 3 feet at 12 seconds. isolated showers. 
.saturday...east northeast winds 15 to 20 knots. seas 5 to
7 feet. wave detail: east northeast 6 feet at 6 seconds and north
northwest 3 feet at 12 seconds. isolated showers in the morning.
isolated showers through the day.  

$$

fzhw50 phfo 211302
cwfhfo
expires:202604220130;;744925

coastal waters forecast
national weather service honolulu hi
302 am hst tue apr 21 2026

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


phz114-220130-
oahu windward waters-
302 am hst tue apr 21 2026

.today...winds variable less than 10 knots. seas to 5 feet. wave
detail: east southeast 3 feet at 7 seconds, north northeast
3 feet at 8 seconds and northwest 3 feet at 13 seconds. 
.tonight...winds variable less than 10 knots. seas 5 to 6 feet.
wave detail: north northeast 4 feet at 15 seconds, east southeast
3 feet at 7 seconds and northwest 3 feet at 12 seconds. 
.wednesday...winds variable less than 10 knots, becoming east
northeast 7 to 10 knots in the afternoon. seas 5 to 7 feet. wave
detail: north northeast 5 feet at 13 seconds and north northwest
4 feet at 13 seconds. 
.wednesday night...northeast winds 10 to 15 knots. seas 5 to
6 feet. wave detail: north northwest 4 feet at 12 seconds and
north northeast 4 feet at 12 seconds. isolated showers after
midnight. 
.thursday...east northeast winds 10 to 15 knots. seas 5 to
6 feet. wave detail: north northeast 4 feet at 11 seconds, east
3 feet at 5 seconds and north northwest 3 feet at 12 seconds.
isolated showers in the morning. 
.thursday night...east northeast winds to 15 knots. seas to
6 feet. wave detail: east 4 feet at 5 seconds, north northeast
4 feet at 10 seconds and northwest 3 feet at 15 seconds. isolated
showers in the evening, then scattered showers after midnight. 
.friday...east northeast winds 15 to 20 knots. seas 6 to 7 feet.
wave detail: east 5 feet at 6 seconds, north northeast 4 feet at
9 seconds and northwest 3 feet at 13 seconds. isolated showers. 
.saturday...east northeast winds 15 to 20 knots. seas 6 to
8 feet. wave detail: east northeast 6 feet at 7 seconds and north
northwest 4 feet at 12 seconds. isolated showers in the morning.
isolated showers through the day.  

$$

fzhw50 phfo 211302
cwfhfo
expires:202604220130;;744926

coastal waters forecast
national weather service honolulu hi
302 am hst tue apr 21 2026

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


phz115-220130-
oahu leeward waters-
302 am hst tue apr 21 2026

.today...winds variable less than 10 knots. seas 3 to 4 feet.
isolated showers this morning. 
.tonight...winds variable less than 10 knots, becoming northeast
7 to 10 knots after midnight. seas 3 to 4 feet. wave detail:
northwest 3 feet at 14 seconds. 
.wednesday...northeast winds 7 to 10 knots. seas 3 to 4 feet.
wave detail: north northwest 3 feet at 13 seconds. 
.wednesday night...northeast winds 10 to 15 knots. seas 3 to
5 feet. wave detail: east 3 feet at 4 seconds and northwest
3 feet at 12 seconds. 
.thursday...northeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: east 4 feet at 5 seconds and west northwest 3 feet
at 16 seconds. 
.thursday night...northeast winds 15 to 20 knots. seas 3 to
5 feet. wave detail: east 4 feet at 5 seconds. 
.friday...northeast winds 15 to 20 knots. seas 5 to 7 feet. wave
detail: east northeast 5 feet at 5 seconds and northwest 3 feet
at 12 seconds. 
.saturday...east northeast winds 15 to 20 knots. seas 4 to
6 feet. wave detail: east northeast 6 feet at 6 seconds and north
northwest 3 feet at 12 seconds.  

$$

fzhw50 phfo 211302
cwfhfo
expires:202604220130;;744927

coastal waters forecast
national weather service honolulu hi
302 am hst tue apr 21 2026

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


phz116-220130-
kaiwi channel-
302 am hst tue apr 21 2026

.today...winds variable less than 10 knots. seas 3 to 5 feet.
wave detail: east southeast 3 feet at 4 seconds and north
northeast 3 feet at 8 seconds. 
.tonight...northeast winds 7 to 10 knots. seas 3 to 5 feet. wave
detail: north northeast 4 feet at 15 seconds and northwest 3 feet
at 14 seconds. 
.wednesday...northeast winds 7 to 10 knots, becoming 10 to
15 knots in the afternoon. seas 4 to 6 feet. wave detail: north
northeast 5 feet at 13 seconds and northwest 3 feet at
14 seconds. 
.wednesday night...northeast winds 10 to 15 knots. seas to
5 feet. wave detail: north northeast 4 feet at 11 seconds and
northwest 3 feet at 12 seconds. isolated showers after midnight. 
.thursday...northeast winds 15 to 20 knots. seas 5 to 6 feet.
wave detail: north northeast 4 feet at 10 seconds, east northeast
3 feet at 4 seconds and northwest 3 feet at 12 seconds. isolated
showers in the morning. 
.thursday night...northeast winds 15 to 20 knots. seas 5 to
6 feet. wave detail: east northeast 4 feet at 5 seconds and north
northeast 4 feet at 10 seconds. isolated showers. 
.friday...east northeast winds 15 to 20 knots. seas 5 to 7 feet.
wave detail: east northeast 5 feet at 5 seconds, north northeast
4 feet at 9 seconds and northwest 3 feet at 12 seconds. isolated
showers. 
.saturday...east northeast winds 15 to 20 knots. seas 5 to
7 feet. wave detail: northeast 6 feet at 6 seconds and northwest
3 feet at 12 seconds. isolated showers in the morning. isolated
showers through the day.  

$$