726 
FZHW50 PHFO 130715
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
915 PM HST Sun Apr 12 2020

Hawaiian coastal waters within 40 nautical miles including the
Hawaiian Islands Humpback Whale National Marine Sanctuary.

PHZ100-132015-
915 PM HST Sun Apr 12 2020

.Synopsis for Hawaiian coastal waters...
A weak trough over the eastern end of the state will drift 
westward up the island chain through Tuesday. High pressure will 
build north of the area during the second half of next week.

$$

PHZ110-132015-
Kauai Northwest Waters-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...East winds 15 knots. Wind waves 3 feet. North
swell 4 feet. Isolated showers. 
.MONDAY...East winds 15 knots. Wind waves 3 feet. North swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon. 
.MONDAY NIGHT...East winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 4 feet. North swell
4 feet. Scattered showers. 
.TUESDAY...Winds variable less than 10 knots. Wind waves 3 feet.
North swell 4 feet. Scattered showers in the morning. Slight
chance of thunderstorms through the day. Isolated showers in the
afternoon. 
.TUESDAY NIGHT...East winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 3 feet. Northwest swell
4 feet increasing to 7 feet after midnight. Slight chance of
thunderstorms in the evening. Scattered showers through the
night. 
.WEDNESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 9 feet. Scattered showers in the morning, then isolated
showers in the afternoon. 
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves 5 feet.
Northwest swell 9 feet. Scattered showers. 
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 6 to 8 feet. Scattered showers. 
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
4 to 5 feet. Isolated showers.  

$$

PHZ111-132015-
Kauai Windward Waters-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...East winds 15 knots. Wind waves 3 feet. North
swell 4 feet. Isolated showers. 
.MONDAY...East winds 15 knots. Wind waves 4 feet. North swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon. 
.MONDAY NIGHT...South winds 10 knots. Wind waves 4 feet. North
swell 4 feet. Isolated showers in the evening, then showers
likely after midnight. 
.TUESDAY...Southeast winds 10 knots. Wind waves 3 feet. North
swell 4 feet. Scattered showers and slight chance of
thunderstorms. 
.TUESDAY NIGHT...East winds 10 knots. Wind waves 4 feet.
Northwest swell 4 feet increasing to 6 feet after midnight.
Slight chance of thunderstorms in the evening. Scattered showers
through the night. 
.WEDNESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 8 feet. Scattered showers. 
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 9 feet. Scattered showers. 
.THURSDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 6 to 8 feet. Scattered showers. 
.FRIDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
4 to 5 feet. Isolated showers.  

$$

PHZ112-132015-
Kauai Leeward Waters-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...Northeast winds 15 knots. Wind waves 3 feet.
North swell 4 feet. Isolated showers. 
.MONDAY...East winds 10 knots. Wind waves 3 feet. North swell
4 feet. Isolated showers in the morning. 
.MONDAY NIGHT...East winds 10 knots. Wind waves 2 feet or less.
North swell 4 feet. Scattered showers through the night. 
.TUESDAY...Southeast winds 10 knots. Wind waves 2 feet or less.
North swell 4 feet. Scattered showers and slight chance of
thunderstorms. 
.TUESDAY NIGHT...East winds 10 knots. Wind waves 2 feet or less
then 3 feet after midnight. Northwest swell 4 feet increasing to
7 feet after midnight. Scattered showers and slight chance of
thunderstorms in the evening, then isolated showers after
midnight. 
.WEDNESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 9 feet. Isolated showers. 
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves 5 feet.
Northwest swell 9 feet. Scattered showers in the evening, then
isolated showers after midnight. 
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 6 to 8 feet. Isolated showers. 
.FRIDAY...East winds 20 knots. Wind waves 6 to 7 feet. Northwest
swell 4 to 5 feet. Isolated showers.  

$$

PHZ113-132015-
Kauai Channel-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...Northeast winds 15 knots. Wind waves 3 feet.
North swell 4 feet. Isolated showers. 
.MONDAY...East winds 15 knots. Wind waves 3 feet. North swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon. 
.MONDAY NIGHT...Southeast winds 10 knots. Wind waves 4 feet.
North swell 4 feet. Showers likely through the night. 
.TUESDAY...Southeast winds 10 knots. Wind waves 3 feet. North
swell 4 feet. Showers likely in the morning. Slight chance of
thunderstorms through the day. Scattered showers in the
afternoon. 
.TUESDAY NIGHT...East winds 10 knots. Wind waves 3 feet.
Northwest swell 3 feet increasing to 5 feet after midnight.
Scattered showers and slight chance of thunderstorms in the
evening, then isolated showers after midnight. 
.WEDNESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 7 feet. Isolated showers in the morning, then scattered
showers in the afternoon. 
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves 5 feet.
Northwest swell 9 feet. Scattered showers in the evening, then
isolated showers after midnight. 
.THURSDAY...East winds 20 knots. Wind waves 5 to 6 feet.
Northwest swell 6 to 8 feet. Isolated showers. 
.FRIDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
4 to 5 feet. Isolated showers.  

$$

PHZ114-132015-
Oahu Windward Waters-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...East winds 15 knots. Wind waves 3 feet. North
swell 4 feet. Scattered showers. 
.MONDAY...East winds 15 knots. Wind waves 4 feet. North swell
4 feet. Scattered showers in the morning, then isolated showers
in the afternoon. 
.MONDAY NIGHT...Southeast winds 15 knots. Wind waves 4 feet.
North swell 4 feet. Showers likely. 
.TUESDAY...Southeast winds 15 knots. Wind waves 4 feet. North
swell 4 feet. Showers likely in the morning. Slight chance of
thunderstorms through the day. Scattered showers in the
afternoon. 
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet increasing to 5 feet after midnight.
Slight chance of thunderstorms in the evening. Scattered showers
through the night. 
.WEDNESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 7 feet. Scattered showers. 
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 9 feet. Scattered showers. 
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 7 to 9 feet. Scattered showers. 
.FRIDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
4 to 6 feet. Isolated showers.  

$$

PHZ115-132015-
Oahu Leeward Waters-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 3 feet. Isolated showers. 
.MONDAY...East winds 10 knots. Wind waves 4 feet. North swell
3 feet. Scattered showers in the morning, then isolated showers
in the afternoon. 
.MONDAY NIGHT...Southeast winds 10 knots. Wind waves 3 feet.
North swell 3 feet. Showers likely. 
.TUESDAY...Southeast winds 10 knots. Wind waves 3 feet. North
swell 3 feet. Showers likely in the morning. Slight chance of
thunderstorms through the day. Scattered showers in the
afternoon. 
.TUESDAY NIGHT...East winds 10 knots. Wind waves 3 feet.
Northwest swell 3 feet. Scattered showers and slight chance of
thunderstorms in the evening, then isolated showers after
midnight. 
.WEDNESDAY...East winds 15 knots. Wind waves 4 feet. Northwest
swell 6 feet. Isolated showers. 
.WEDNESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 7 feet. Isolated showers. 
.THURSDAY...East winds 15 knots. Wind waves 5 to 6 feet.
Northwest swell 5 to 7 feet. Isolated showers. 
.FRIDAY...East winds 15 knots. Wind waves 6 feet. Northwest swell
3 to 4 feet. Isolated showers.  

$$

PHZ116-132015-
Kaiwi Channel-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 3 feet. Isolated showers. 
.MONDAY...East winds 15 knots. Wind waves 4 feet. North swell
3 feet. Scattered showers in the morning, then isolated showers
in the afternoon. 
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers in the evening, then showers
likely after midnight. 
.TUESDAY...East winds 15 knots. Wind waves 5 feet. North swell
3 feet. Scattered showers and slight chance of thunderstorms. 
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet. Scattered showers and slight chance of
thunderstorms in the evening, then isolated showers after
midnight. 
.WEDNESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 6 feet increasing to 8 feet in the afternoon. Isolated
showers. 
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 8 feet. Scattered showers in the evening, then
isolated showers after midnight. 
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 6 to 8 feet. Isolated showers. 
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
4 to 5 feet. Isolated showers.  

$$

PHZ117-132015-
Maui County Windward Waters-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 3 feet. Showers likely. 
.MONDAY...East winds 15 knots. Wind waves 4 feet. North swell
3 feet. Scattered showers in the morning, then isolated showers
in the afternoon. 
.MONDAY NIGHT...Southeast winds 15 knots. Wind waves 4 feet.
North swell 3 feet. Scattered showers. 
.TUESDAY...Southeast winds 20 knots. Wind waves 5 feet. North
swell 3 feet. Scattered showers and slight chance of
thunderstorms. 
.TUESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 3 feet. Slight chance of thunderstorms in the
evening. Scattered showers through the night. 
.WEDNESDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 6 feet increasing to 8 feet in the afternoon. Scattered
showers in the morning, then isolated showers in the afternoon. 
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 8 feet. Scattered showers. 
.THURSDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 6 to 8 feet. Scattered showers. 
.FRIDAY...East winds 20 knots. Wind waves 6 feet. Northwest swell
4 to 6 feet. Isolated showers.  

$$

PHZ118-132015-
Maui County Leeward Waters-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 3 feet. Isolated showers. 
.MONDAY...East winds 15 knots. Wind waves 3 feet. North swell
3 feet. Scattered showers in the morning, then isolated showers
in the afternoon. 
.MONDAY NIGHT...East winds 15 knots. Wind waves 3 feet. North
swell 3 feet. Scattered showers in the evening, then showers
likely after midnight. 
.TUESDAY...East winds 15 knots. Wind waves 3 feet. North swell
3 feet. Scattered showers and slight chance of thunderstorms. 
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet after midnight. Scattered showers and
slight chance of thunderstorms in the evening. Isolated showers
after midnight. 
.WEDNESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 4 feet. Isolated showers through the day. 
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 6 feet.
Northwest swell 5 feet. Isolated showers. 
.THURSDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 4 to 5 feet. Isolated showers. 
.FRIDAY...East winds 15 knots. Wind waves 5 to 6 feet. Northwest
swell 3 to 4 feet. Isolated showers.  

$$

PHZ119-132015-
Maalaea Bay-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...Northeast winds 10 knots. Wind waves 2 feet or
less. Isolated showers. 
.MONDAY...Winds variable less than 10 knots becoming east
10 knots in the afternoon. Wind waves 2 feet or less. Scattered
showers in the afternoon. 
.MONDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Scattered showers in the evening. 
.TUESDAY...Winds variable less than 10 knots becoming southeast
10 knots in the afternoon. Wind waves 2 feet or less. Scattered
showers and slight chance of thunderstorms through the day. 
.TUESDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Scattered showers and slight chance of
thunderstorms in the evening. 
.WEDNESDAY...Winds variable less than 10 knots becoming east
15 knots in the afternoon. Wind waves 2 feet or less. 
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 2 feet or
less. 
.THURSDAY...Northeast winds 15 knots. Wind waves 3 feet. 
.FRIDAY...Northeast winds 20 knots. Wind waves 4 feet.  

$$

PHZ120-132015-
Pailolo Channel-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...Northeast winds 15 knots. Wind waves 3 feet.
North swell 3 feet. Isolated showers. 
.MONDAY...East winds 15 knots. Wind waves 4 feet. North swell
3 feet. Isolated showers. 
.MONDAY NIGHT...East winds 10 knots veering south after midnight.
Wind waves 4 feet. North swell 3 feet. Scattered showers. 
.TUESDAY...South winds 10 knots backing southeast in the
afternoon. Wind waves 4 feet. North swell 3 feet. Scattered
showers and slight chance of thunderstorms. 
.TUESDAY NIGHT...East winds 15 knots. Wind waves 5 feet.
Northwest swell 3 feet after midnight. Slight chance of
thunderstorms in the evening. Scattered showers through the
night. 
.WEDNESDAY...East winds 15 knots. Wind waves 5 feet. Northwest
swell 4 feet. Scattered showers in the morning. Isolated showers
in the afternoon. 
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 5 feet. Scattered showers. 
.THURSDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 4 to 5 feet. Isolated showers. 
.FRIDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
3 to 4 feet. Isolated showers.  

$$

PHZ121-132015-
Alenuihaha Channel-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...Northeast winds 15 knots. Wind waves 4 feet.
Isolated showers. 
.MONDAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers through the day. 
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Scattered
showers. 
.TUESDAY...East winds 20 knots. Wind waves 5 feet. Scattered
showers and slight chance of thunderstorms through the day. 
.TUESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 3 feet. Scattered showers and slight chance of
thunderstorms in the evening. Isolated showers after midnight. 
.WEDNESDAY...East winds 20 knots. Wind waves 7 feet. Northwest
swell 5 feet. Isolated showers. 
.WEDNESDAY NIGHT...East winds to 25 knots. Wind waves 8 feet.
Northwest swell 7 feet. Isolated showers. 
.THURSDAY...East winds to 25 knots. Wind waves 8 feet. Northwest
swell 6 to 8 feet. Isolated showers. 
.FRIDAY...East winds 20 knots. Wind waves 7 to 8 feet. Northwest
swell 4 to 6 feet. Isolated showers.  

$$

PHZ122-132015-
Big Island Windward Waters-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...East winds 15 knots. Wind waves 4 feet.
Showers likely. 
.MONDAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers. 
.MONDAY NIGHT...Southeast winds 15 knots. Wind waves 5 feet.
Showers likely. 
.TUESDAY...Southeast winds 20 knots. Wind waves 6 feet. Showers
likely in the morning. Slight chance of thunderstorms through the
day. Isolated showers in the afternoon. 
.TUESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 3 feet. Slight chance of thunderstorms in the
evening. Scattered showers through the night. 
.WEDNESDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 5 feet. Scattered showers in the morning, then isolated
showers in the afternoon. 
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 7 feet. Scattered showers. 
.THURSDAY...East winds 15 knots. Wind waves 6 feet. Northwest
swell 6 to 8 feet. Scattered showers. 
.FRIDAY...East winds 15 knots. Wind waves 5 feet. Northwest swell
4 to 6 feet. Isolated showers.  

$$

PHZ123-132015-
Big Island Leeward Waters-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...Winds variable less than 10 knots west of the
Big Island...east 10 knots near South Point. Wind waves 4 feet.
Isolated showers. 
.MONDAY...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 4 feet.
Scattered showers. 
.MONDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...east 15 knots near South Point. Wind waves 5 feet.
Scattered showers. 
.TUESDAY...West of the Big Island, winds variable less than
10 knots becoming northwest 10 knots in the afternoon. Near South
Point, east winds 20 knots. Wind waves 5 feet. Scattered showers
and slight chance of thunderstorms. 
.TUESDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 20 knots near South Point. Wind waves 7 feet.
Northwest swell 3 feet after midnight. Scattered showers and
slight chance of thunderstorms in the evening, then isolated
showers after midnight. 
.WEDNESDAY...West of the Big Island, winds variable less than
10 knots becoming west 10 knots in the afternoon. Near South
Point, east winds 20 knots. Wind waves 7 feet. Northwest swell
3 feet increasing to 5 feet in the afternoon. Isolated showers
through the day. 
.WEDNESDAY NIGHT...West of the Big Island, northwest winds
10 knots backing southwest after midnight. Near South Point, east
winds 20 knots. Wind waves 7 feet. Northwest swell 6 feet.
Isolated showers. 
.THURSDAY...West of the Big Island, winds variable less than
10 knots becoming northwest 10 knots in the afternoon, then
becoming variable less than 10 knots. Near South Point, east
winds 20 knots. Wind waves 7 to 8 feet. Northwest swell 5 to
6 feet. Isolated showers. 
.FRIDAY...West of the Big Island, winds variable less than
10 knots becoming northwest 10 knots in the evening, then
becoming variable less than 10 knots after midnight. Near South
Point, east winds 20 knots. Wind waves 7 to 8 feet. Northwest
swell 3 to 5 feet. Isolated showers.  

$$

PHZ124-132015-
Big Island Southeast Waters-
915 PM HST Sun Apr 12 2020

.REST OF TONIGHT...East winds 10 knots. Wind waves 4 feet.
Scattered showers. 
.MONDAY...East winds 15 knots. Wind waves 4 feet. Scattered
showers. 
.MONDAY NIGHT...East winds 15 knots. Wind waves 4 feet. Showers
likely. 
.TUESDAY...East winds 20 knots. Wind waves 5 feet. Showers likely
in the morning. Slight chance of thunderstorms through the day.
Scattered showers in the afternoon. 
.TUESDAY NIGHT...East winds 20 knots. Wind waves 6 feet.
Northwest swell 3 feet. Slight chance of thunderstorms in the
evening. Scattered showers through the night. 
.WEDNESDAY...East winds 20 knots. Wind waves 6 feet. Northwest
swell 3 feet increasing to 5 feet in the afternoon. Isolated
showers. 
.WEDNESDAY NIGHT...East winds 20 knots. Wind waves 7 feet.
Northwest swell 6 feet. Scattered showers. 
.THURSDAY...Northeast winds 20 knots. Wind waves 7 to 8 feet.
Northwest swell 5 to 6 feet. Isolated showers. 
.FRIDAY...Northeast winds 20 knots. Wind waves 7 feet. Northwest
swell 3 to 5 feet. Isolated showers.  

$$

The NWS is soliciting comments on a proposal to change Small Craft
Advisory to Small Craft Warning. This survey will be open through
May 24th, 2020. http://www.surveymonkey.com/r/VZGX6BF