Coastal Waters Forecast
Issued by NWS Honolulu, HI

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
000
FZHW50 PHFO 201924
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
924 AM HST Mon Nov 20 2017

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

PHZ100-210745-
924 AM HST Mon Nov 20 2017

.Synopsis for Hawaiian coastal waters...
A surface low far northeast of the state will keep light to
moderate northwest to north winds over the coastal waters through
today before weakening and moving away from the area. Strong high
pressure will build northwest of the area, resulting in strong
and gusty northeast trade winds during the second half of the
week.

$$

PHZ110-210745-
Kauai Northwest Waters-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots. Wind waves 3 feet. North swell
11 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.TONIGHT...Northeast winds 15 knots. Wind waves 3 feet. North
swell 9 feet. Isolated showers in the evening, then scattered
showers after midnight.
.TUESDAY...Northeast winds 20 knots. Wind waves 3 feet. North
swell 9 feet. Scattered showers in the morning, then isolated
showers in the afternoon.
.TUESDAY NIGHT...Northeast winds 20 knots. Wind waves 4 feet.
North swell 8 feet. Scattered showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 5 feet. North
swell 9 feet increasing to 12 feet in the afternoon. Scattered
showers.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
North swell 13 feet. Scattered showers.
.THURSDAY...Northeast winds to 25 knots. Wind waves 8 feet. North
swell 11 to 13 feet. Scattered showers.
.FRIDAY...Northeast winds to 25 knots. Wind waves 8 feet. North
swell 8 to 10 feet. Scattered showers.

$$

PHZ111-210745-
Kauai Windward Waters-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots. Wind waves 3 feet. North swell
11 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.TONIGHT...North winds 15 knots. Wind waves 3 feet in the evening
then 2 feet or less. North swell 9 feet. Isolated showers in the
evening, then scattered showers after midnight.
.TUESDAY...Northeast winds 15 knots. Wind waves 3 feet. North
swell 8 feet. Scattered showers in the morning, then isolated
showers in the afternoon.
.TUESDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
North swell 8 feet. Scattered showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 9 feet increasing to 12 feet in the afternoon. Scattered
showers.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
North swell 13 feet. Scattered showers.
.THURSDAY...Northeast winds to 25 knots. Wind waves 8 feet. North
swell 11 to 13 feet. Scattered showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 7 to 8 feet. North
swell 8 to 10 feet. Scattered showers.

$$

PHZ112-210745-
Kauai Leeward Waters-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots...north to 25 knots in the
Kaulakahi Channel. Wind waves 3 feet. North swell 10 feet.
Scattered showers in the morning, then isolated showers in the
afternoon.
.TONIGHT...Northeast winds 20 knots. Wind waves 3 feet. North
swell 9 feet. Isolated showers in the evening, then scattered
showers after midnight.
.TUESDAY...Northeast winds 15 knots. Wind waves 3 feet. North
swell 8 feet. Isolated showers through the day.
.TUESDAY NIGHT...Northeast winds 15 knots. Wind waves 4 feet.
North swell 8 feet. Scattered showers.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 5 feet. North
swell 8 feet increasing to 11 feet in the afternoon. Scattered
showers in the morning, then isolated showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
North swell 12 feet. Isolated showers in the evening, then
scattered showers after midnight.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet. North
swell 10 to 12 feet. Isolated showers.
.FRIDAY...Northeast winds to 25 knots...northeast 15 knots in the
Kaulakahi Channel. Wind waves 9 feet. North swell 8 to 10 feet.
Isolated showers.

$$

PHZ113-210745-
Kauai Channel-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots. Wind waves 3 feet. North swell
11 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.TONIGHT...Northeast winds 15 knots. Wind waves 3 feet. North
swell 9 feet. Isolated showers in the evening, then scattered
showers after midnight.
.TUESDAY...Northeast winds 15 knots. Wind waves 3 feet. North
swell 8 feet. Isolated showers through the day.
.TUESDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
North swell 8 feet. Scattered showers in the evening, then
isolated showers after midnight.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 5 feet. North
swell 8 feet increasing to 11 feet in the afternoon. Scattered
showers in the morning, then isolated showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
North swell 12 feet. Isolated showers.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet. North
swell 11 to 13 feet. Isolated showers.
.FRIDAY...Northeast winds to 25 knots. Wind waves 9 feet. North
swell 8 to 10 feet. Isolated showers.

$$

PHZ114-210745-
Oahu Windward Waters-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots. Wind waves 3 feet. North swell
11 feet. Scattered showers in the morning, then isolated showers
in the afternoon.
.TONIGHT...North winds 15 knots. Wind waves 3 feet in the evening
then 2 feet or less. North swell 9 feet. Isolated showers in the
evening, then scattered showers after midnight.
.TUESDAY...Northeast winds 15 knots. Wind waves 3 feet in the
morning then 2 feet or less. North swell 8 feet. Isolated
showers.
.TUESDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
North swell 8 feet. Scattered showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 8 feet increasing to 11 feet in the afternoon. Scattered
showers.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 7 feet.
North swell 13 feet. Scattered showers.
.THURSDAY...Northeast winds to 25 knots. Wind waves 8 feet. North
swell 11 to 13 feet. Scattered showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 8 feet. North
swell 8 to 10 feet. Scattered showers.

$$

PHZ115-210745-
Oahu Leeward Waters-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots. Wind waves 3 feet. North swell
10 feet. Isolated showers.
.TONIGHT...Northeast winds 15 knots. Wind waves 3 feet in the
evening then 2 feet or less. North swell 8 feet. Isolated
showers.
.TUESDAY...Northeast winds 15 knots. Wind waves 2 feet or less.
North swell 8 feet. Isolated showers.
.TUESDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet in
the evening then 2 feet or less. North swell 7 feet. Isolated
showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 7 feet increasing to 10 feet in the afternoon. Isolated
showers.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 11 feet. Isolated showers through the night.
.THURSDAY...Northeast winds to 25 knots. Wind waves 9 feet. North
swell 10 to 12 feet. Isolated showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 8 feet. North
swell 8 to 10 feet. Isolated showers.

$$

PHZ116-210745-
Kaiwi Channel-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots. Wind waves 3 feet. North swell
11 feet. Isolated showers through the day.
.TONIGHT...North winds 15 knots. Wind waves 3 feet in the evening
then 2 feet or less. North swell 8 feet. Isolated showers through
the night.
.TUESDAY...Northeast winds 15 knots. Wind waves 2 feet or less.
North swell 8 feet. Isolated showers through the day.
.TUESDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
North swell 7 feet. Isolated showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 7 feet increasing to 10 feet in the afternoon. Isolated
showers in the morning, then scattered showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 12 feet. Isolated showers through the night.
.THURSDAY...Northeast winds to 25 knots. Wind waves 8 feet. North
swell 11 to 13 feet. Isolated showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 8 feet. North
swell 8 to 10 feet. Isolated showers.

$$

PHZ117-210745-
Maui County Windward Waters-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots. Wind waves 3 feet. North swell
11 feet. Isolated showers.
.TONIGHT...North winds 10 knots. Wind waves 3 feet in the evening
then 2 feet or less. North swell 8 feet. Isolated showers in the
evening, then scattered showers after midnight.
.TUESDAY...North winds 10 knots. Wind waves 2 feet or less. North
swell 8 feet. Isolated showers.
.TUESDAY NIGHT...Northeast winds 10 knots. Wind waves 2 feet or
less. North swell 7 feet. Isolated showers in the evening, then
scattered showers after midnight.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 8 feet increasing to 10 feet in the afternoon. Scattered
showers.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 12 feet. Scattered showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 7 feet. North
swell 11 to 13 feet. Scattered showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 7 feet. North
swell 8 to 10 feet. Scattered showers.

$$

PHZ118-210745-
Maui County Leeward Waters-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots. Wind waves 3 feet. North swell
9 feet. Isolated showers in the morning.
.TONIGHT...North winds 15 knots. Wind waves 3 feet in the evening
then 2 feet or less. North swell 7 feet. Isolated showers after
midnight.
.TUESDAY...Northeast winds 15 knots. Wind waves 2 feet or less.
North swell 7 feet. Isolated showers in the morning.
.TUESDAY NIGHT...Northeast winds 10 knots. Wind waves 3 feet in
the evening then 2 feet or less. North swell 7 feet. Isolated
showers.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 6 feet increasing to 9 feet in the afternoon. Isolated
showers in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 10 feet. Isolated showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 8 feet. North
swell 9 to 11 feet. Isolated showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 8 feet. North
swell 7 to 9 feet. Isolated showers.

$$

PHZ119-210745-
Maalaea Bay-
924 AM HST Mon Nov 20 2017

.TODAY...Northeast winds 15 knots. Wind waves 2 feet or less.
.TONIGHT...Northeast winds 15 knots. Wind waves 2 feet or less.
.TUESDAY...Northeast winds 15 knots. Wind waves 2 feet or less.
.TUESDAY NIGHT...Northeast winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 2 feet or less.
.WEDNESDAY...Northeast winds 10 knots. Wind waves 2 feet or less.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 2 feet or
less.
.THURSDAY...North winds to 25 knots. Wind waves 3 feet.
.FRIDAY...North winds to 25 knots. Wind waves 3 feet.

$$

PHZ120-210745-
Pailolo Channel-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots. Wind waves 2 feet or less. North
swell 9 feet. Isolated showers.
.TONIGHT...North winds 15 knots. Wind waves 2 feet or less. North
swell 8 feet. Isolated showers.
.TUESDAY...Northeast winds 15 knots. Wind waves 2 feet or less.
North swell 8 feet. Isolated showers.
.TUESDAY NIGHT...Northeast winds 15 knots. Wind waves 2 feet or
less. North swell 7 feet. Isolated showers in the evening.
Scattered showers after midnight.
.WEDNESDAY...Northeast winds 20 knots. Wind waves 4 feet. North
swell 7 feet increasing to 9 feet in the afternoon. Isolated
showers in the morning. Scattered showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 5 feet.
North swell 11 feet. Isolated showers in the evening. Scattered
showers after midnight.
.THURSDAY...Northeast winds to 25 knots. Wind waves 7 feet. North
swell 10 to 12 feet. Scattered showers.
.FRIDAY...Northeast winds to 30 knots. Wind waves 7 feet.
Northeast swell 8 to 10 feet. Scattered showers.

$$

PHZ121-210745-
Alenuihaha Channel-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots. Wind waves 3 feet. North swell
11 feet. Isolated showers.
.TONIGHT...Northeast winds 15 knots. Wind waves 3 feet in the
evening then 2 feet or less. North swell 8 feet. Isolated showers
after midnight.
.TUESDAY...Northeast winds 15 knots. Wind waves 2 feet or less.
North swell 8 feet. Isolated showers.
.TUESDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet in
the evening then 2 feet or less. North swell 7 feet. Isolated
showers in the evening. Scattered showers after midnight.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 7 feet increasing to 9 feet in the afternoon. Isolated
showers in the morning. Scattered showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds to 25 knots. Wind waves
7 feet. North swell 11 feet. Isolated showers.
.THURSDAY...Northeast winds to 25 knots rising to to 30 knots.
Wind waves 11 feet. North swell 10 to 12 feet. Isolated showers.
.FRIDAY...Northeast winds to 30 knots. Wind waves 11 feet.
Northeast swell 8 to 10 feet. Isolated showers.

$$

PHZ122-210745-
Big Island Windward Waters-
924 AM HST Mon Nov 20 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 15 knots. Wind waves 3 feet. North swell
11 feet. Isolated showers.
.TONIGHT...North winds 15 knots. Wind waves 3 feet in the evening
then 2 feet or less. North swell 8 feet. Isolated showers in the
evening, then scattered showers after midnight.
.TUESDAY...North winds 15 knots. Wind waves 2 feet or less then
3 feet in the afternoon. North swell 8 feet. Isolated showers.
.TUESDAY NIGHT...North winds 10 knots. Wind waves 2 feet or less.
North swell 7 feet. Isolated showers in the evening, then
scattered showers after midnight.
.WEDNESDAY...Northeast winds 10 knots. Wind waves 4 feet. North
swell 7 feet increasing to 9 feet in the afternoon. Scattered
showers.
.WEDNESDAY NIGHT...Northeast winds 15 knots. Wind waves 5 feet.
North swell 11 feet. Scattered showers.
.THURSDAY...Northeast winds 20 knots. Wind waves 6 to 7 feet.
North swell 11 to 12 feet. Scattered showers.
.FRIDAY...Northeast winds 20 knots. Wind waves 6 to 7 feet. North
swell 9 to 11 feet. Scattered showers.

$$

PHZ123-210745-
Big Island Leeward Waters-
924 AM HST Mon Nov 20 2017

.TODAY...North winds 10 knots west of the Big Island...northeast
20 knots near Kawaihae. Wind waves 3 feet in the morning then
2 feet or less. North swell 4 feet. Haze in the morning. Isolated
showers in the morning.
.TONIGHT...West of the Big Island, north winds 15 knots in the
evening becoming variable less than 10 knots. Near Kawaihae,
northeast winds 15 knots. Wind waves 3 feet. North swell 5 feet.
Haze through the night. Isolated showers after midnight.
.TUESDAY...West of the Big Island, northeast winds 10 knots
backing northwest in the afternoon. Near South Point, winds
variable less than 10 knots. Wind waves 2 feet or less. North
swell 6 feet. Haze.
.TUESDAY NIGHT...Northeast winds 10 knots. Wind waves 3 feet.
North swell 6 feet. Haze through the night. Isolated showers
after midnight.
.WEDNESDAY...West of the Big Island, winds variable less than
10 knots becoming northwest 10 knots in the afternoon. Near South
Point, east winds 10 knots. Wind waves 4 feet. North swell
5 feet. Isolated showers in the morning. Haze through the day.
.WEDNESDAY NIGHT...West of the Big Island, southeast winds
10 knots in the evening becoming variable less than 10 knots.
Near South Point, east winds 15 knots. Wind waves 5 feet. North
swell 7 feet increasing to 9 feet after midnight. Haze through
the night. Isolated showers through the night.
.THURSDAY...West of the Big Island, northeast winds 15 knots
backing north in the afternoon, then veering northeast. Near
South Point, east winds 15 knots becoming northeast to 25 knots.
Wind waves 10 feet. North swell 8 to 9 feet. Haze. Isolated
showers.
.FRIDAY...West of the Big Island, east winds 15 knots backing
northwest in the afternoon, then veering east in the evening
backing north after midnight. Near South Point, east winds
20 knots. Wind waves 9 to 10 feet. North swell 6 to 8 feet. Haze.
Isolated showers.

$$

PHZ124-210745-
Big Island Southeast Waters-
924 AM HST Mon Nov 20 2017

.TODAY...North winds 15 knots. Wind waves 3 feet. North swell
8 feet. Isolated showers in the morning. Haze through the day.
.TONIGHT...Northeast winds 15 knots. Wind waves 2 feet or less.
North swell 7 feet. Haze through the night. Isolated showers
after midnight.
.TUESDAY...Northeast winds 15 knots. Wind waves 2 feet or less.
North swell 7 feet. Isolated showers in the morning. Haze through
the day.
.TUESDAY NIGHT...Northeast winds 15 knots. Wind waves 3 feet.
North swell 7 feet. Haze through the night. Isolated showers in
the evening. Scattered showers after midnight.
.WEDNESDAY...Northeast winds 15 knots. Wind waves 4 feet. North
swell 7 feet. Haze through the day. Isolated showers in the
morning. Scattered showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 20 knots. Wind waves 6 feet.
North swell 9 feet increasing to 11 feet after midnight.
Scattered showers.
.THURSDAY...Northeast winds 20 knots rising to to 30 knots. Wind
waves 11 to 13 feet. Northeast swell 11 to 12 feet. Scattered
showers.
.FRIDAY...Northeast winds to 30 knots. Wind waves 11 to 12 feet.
Northeast swell 9 to 11 feet. Scattered showers.

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.