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Oahu Surf Observation and Forecast/Coastal Forecast for Hawaiian Waters

300
FZHW50 PHFO 291956
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
956 AM HST Tue Sep 29 2020

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

PHZ100-300845-
956 AM HST Tue Sep 29 2020

.Synopsis for Hawaiian coastal waters...
Weak ridge north of area will dissipate by Wednesday as a trough
moves in from the east. Ridge will build back over the islands
over the weekend.

$$

PHZ110-300845-
Kauai Northwest Waters-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...Northeast winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers.
.TONIGHT...East winds 10 knots in the evening becoming variable
less than 10 knots. Wind waves 3 feet. North swell 5 feet.
Isolated showers.
.WEDNESDAY...Winds variable less than 10 knots. Wind waves
3 feet. North swell 6 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
3 feet in the evening then 2 feet or less. North swell 7 feet.
Isolated showers through the night.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. North swell 6 feet. Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 8 feet. Isolated showers through the
night.
.FRIDAY...Winds variable less than 10 knots. Wind waves 2 feet or
less. North swell 7 to 8 feet. Isolated showers.
.SATURDAY...Winds variable less than 10 knots becoming east
10 knots. Wind waves 2 feet or less. North swell 6 to 7 feet.
Isolated showers.

$$

PHZ111-300845-
Kauai Windward Waters-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...Winds variable less than 10 knots becoming
northeast 10 knots in the afternoon. Wind waves 4 feet. Northwest
swell 3 feet. Isolated showers.
.TONIGHT...East winds 10 knots in the evening becoming variable
less than 10 knots. Wind waves 4 feet. North swell 4 feet.
Isolated showers through the night.
.WEDNESDAY...Winds variable less than 10 knots. Wind waves
3 feet. North swell 6 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
3 feet in the evening then 2 feet or less. North swell 7 feet.
Isolated showers through the night.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. North swell 6 feet. Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 8 feet. Isolated showers through the
night.
.FRIDAY...Winds variable less than 10 knots. Wind waves 2 feet or
less. North swell 7 to 8 feet. Isolated showers.
.SATURDAY...East winds 10 knots. Wind waves 2 feet or less. North
swell 6 to 7 feet. Isolated showers.

$$

PHZ112-300845-
Kauai Leeward Waters-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...Northeast winds 10 knots. Wind waves 3 feet.
Northwest swell 3 feet. Isolated showers.
.TONIGHT...Winds variable less than 10 knots. Wind waves 3 feet.
North swell 3 feet. Isolated showers.
.WEDNESDAY...Winds variable less than 10 knots. Wind waves
3 feet. North swell 6 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 7 feet. Isolated showers through the
night.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. North swell 6 feet. Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 8 feet. Isolated showers through the
night.
.FRIDAY...Winds variable less than 10 knots. Wind waves 2 feet or
less. North swell 7 to 8 feet. Isolated showers.
.SATURDAY...East winds 10 knots. Wind waves 2 feet or less. North
swell 6 to 7 feet. Isolated showers.

$$

PHZ113-300845-
Kauai Channel-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...Northeast winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers.
.TONIGHT...Northeast winds 10 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 3 feet. North swell
6 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 7 feet. Isolated showers through the
night.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. North swell 6 feet. Isolated showers in the morning.
.THURSDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 8 feet. Isolated showers through the
night.
.FRIDAY...Winds variable less than 10 knots. Wind waves 2 feet or
less. North swell 7 to 8 feet. Isolated showers.
.SATURDAY...East winds 10 knots. Wind waves 2 feet or less. North
swell 5 to 7 feet. Isolated showers.

$$

PHZ114-300845-
Oahu Windward Waters-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...Northeast winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet.
.TONIGHT...Northeast winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 4 feet. North swell
3 feet. Isolated showers through the night.
.WEDNESDAY...Winds variable less than 10 knots. Wind waves
3 feet. North swell 6 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 7 feet. Isolated showers through the
night.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. North swell 7 feet. Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 8 feet. Isolated showers through the
night.
.FRIDAY...East winds 10 knots. Wind waves 2 feet or less. North
swell 7 to 8 feet. Isolated showers.
.SATURDAY...East winds 10 knots. Wind waves 3 feet. North swell
6 to 7 feet. Isolated showers.

$$

PHZ115-300845-
Oahu Leeward Waters-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...Northeast winds 10 knots. Wind waves 3 feet.
Northwest swell 3 feet. Isolated showers.
.TONIGHT...Northeast winds 10 knots. Wind waves 3 feet in the
evening then 2 feet or less. Northwest swell 3 feet. Isolated
showers in the evening.
.WEDNESDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 2 feet or less. North
swell 5 feet.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 6 feet. Isolated showers through the
night.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. North swell 6 feet. Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Northwest swell 7 feet. Isolated showers through
the night.
.FRIDAY...Winds variable less than 10 knots. Wind waves 2 feet or
less. North swell 6 to 7 feet. Isolated showers.
.SATURDAY...Winds variable less than 10 knots becoming east
15 knots. Wind waves 2 feet or less. North swell 5 to 6 feet.

$$

PHZ116-300845-
Kaiwi Channel-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...Northeast winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet.
.TONIGHT...Northeast winds 10 knots. Wind waves 4 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 3 feet in the morning
then 2 feet or less. North swell 5 feet. Isolated showers in the
morning.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 7 feet. Isolated showers through the
night.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. North swell 6 feet. Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 7 feet. Isolated showers through the
night.
.FRIDAY...East winds 10 knots. Wind waves 2 feet or less. North
swell 7 to 8 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 3 feet. North swell
6 to 7 feet. Isolated showers.

$$

PHZ117-300845-
Maui County Windward Waters-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...Northeast winds 10 knots. Wind waves 4 feet.
Northwest swell 3 feet. Isolated showers.
.TONIGHT...Northeast winds 10 knots in the evening becoming
variable less than 10 knots. Wind waves 4 feet. North swell
3 feet. Isolated showers.
.WEDNESDAY...Winds variable less than 10 knots. Wind waves 3 feet
in the morning then 2 feet or less. North swell 5 feet. Isolated
showers.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 7 feet. Isolated showers through the
night.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. North swell 7 feet. Isolated showers.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 2 feet or less.
North swell 7 feet. Isolated showers.
.FRIDAY...East winds 10 knots. Wind waves 2 feet or less. North
swell 7 to 8 feet. Isolated showers.
.SATURDAY...East winds 10 knots. Wind waves 3 feet. North swell
5 to 7 feet. Isolated showers.

$$

PHZ118-300845-
Maui County Leeward Waters-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...North winds 10 knots. Wind waves 3 feet.
Isolated showers.
.TONIGHT...Northeast winds 10 knots. Wind waves 3 feet in the
evening then 2 feet or less. North swell 3 feet after midnight.
Isolated showers.
.WEDNESDAY...North winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 2 feet or less. North
swell 4 feet. Isolated showers.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 5 feet. Isolated showers through the
night.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. North swell 5 feet. Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 5 feet. Isolated showers through the
night.
.FRIDAY...Winds variable less than 10 knots. Wind waves 2 feet or
less. North swell 5 to 6 feet. Isolated showers.
.SATURDAY...Winds variable less than 10 knots becoming east
15 knots. Wind waves 3 feet. North swell 5 feet.

$$

PHZ119-300845-
Maalaea Bay-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...North winds 15 knots. Wind waves 2 feet or less.
Isolated showers.
.TONIGHT...Northeast winds 15 knots in the evening becoming
variable less than 10 knots. Wind waves 2 feet or less. Isolated
showers.
.WEDNESDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. Isolated showers.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Isolated showers.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Isolated showers through the night.
.FRIDAY...Winds variable less than 10 knots. Wind waves 2 feet or
less. Isolated showers.
.SATURDAY...North winds 20 knots. Wind waves 2 feet or less.

$$

PHZ120-300845-
Pailolo Channel-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...Northeast winds 15 knots. Wind waves 4 feet.
Isolated showers.
.TONIGHT...Northeast winds 15 knots in the evening becoming
variable less than 10 knots. Wind waves 4 feet. Northwest swell
3 feet. Isolated showers.
.WEDNESDAY...Winds variable less than 10 knots. Wind waves 3 feet
in the morning then 2 feet or less. Northwest swell 4 feet.
Isolated showers.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. Northwest swell 6 feet. Isolated showers.
.THURSDAY...Northeast winds 10 knots. Wind waves 2 feet or less.
Northwest swell 6 feet. Isolated showers.
.THURSDAY NIGHT...Northeast winds 10 knots in the evening
becoming variable less than 10 knots. Wind waves 2 feet or less.
Northwest swell 6 feet. Isolated showers.
.FRIDAY...East winds 10 knots becoming variable less than
10 knots. Wind waves 2 feet or less. Northwest swell 6 to 7 feet.
Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves 3 feet. North swell
5 to 6 feet. Isolated showers.

$$

PHZ121-300845-
Alenuihaha Channel-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...Northeast winds 10 knots. Wind waves 4 feet.
North swell 3 feet. Isolated showers.
.TONIGHT...Northeast winds 10 knots. Wind waves 3 feet. North
swell 3 feet. Isolated showers.
.WEDNESDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 2 feet or less. North
swell 4 feet. Isolated showers.
.WEDNESDAY NIGHT...Northeast winds 10 knots. Wind waves 2 feet or
less. North swell 6 feet. Isolated showers through the night.
.THURSDAY...Northeast winds 10 knots. Wind waves 2 feet or less.
North swell 6 feet. Isolated showers.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 2 feet or less.
North swell 6 feet. Isolated showers.
.FRIDAY...East winds 10 knots. Wind waves 2 feet or less. North
swell 7 feet. Isolated showers.
.SATURDAY...East winds 20 knots. Wind waves 3 to 4 feet. North
swell 5 to 7 feet. Isolated showers.

$$

PHZ122-300845-
Big Island Windward Waters-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...North winds 10 knots. Wind waves 3 feet.
Northwest swell 3 feet. Isolated showers.
.TONIGHT...North winds 10 knots. Wind waves 3 feet. North swell
3 feet. Scattered showers.
.WEDNESDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 2 feet or less. North
swell 4 feet increasing to 6 feet in the afternoon. Isolated
showers.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 6 feet. Isolated showers.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. North swell 6 feet. Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots. Wind waves
2 feet or less. North swell 6 feet. Isolated showers in the
evening, then scattered showers after midnight.
.FRIDAY...East winds 10 knots. Wind waves 3 feet. North swell
7 to 8 feet. Isolated showers.
.SATURDAY...East winds 15 knots. Wind waves 3 feet. North swell
5 to 7 feet. Isolated showers.

$$

PHZ123-300845-
Big Island Leeward Waters-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...North winds 10 knots. Wind waves 3 feet.
Isolated showers.
.TONIGHT...Northeast winds 10 knots veering southeast after
midnight. Wind waves 2 feet or less. Isolated showers through the
night.
.WEDNESDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 2 feet or less. Isolated
showers.
.WEDNESDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...northeast 10 knots near South Point. Wind waves
2 feet or less. Northwest swell 3 feet. Isolated showers through
the night.
.THURSDAY...Winds variable less than 10 knots. Wind waves 2 feet
or less. Northwest swell 3 feet. Isolated showers.
.THURSDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...east 10 knots near South Point. Wind waves 2 feet or
less. Northwest swell 3 feet. Isolated showers through the night.
.FRIDAY...Winds variable less than 10 knots west of the Big
Island...east 10 knots near South Point. Wind waves 3 feet.
Northwest swell 3 to 4 feet. Isolated showers.
.SATURDAY...West of the Big Island, winds variable less than
10 knots. Near South Point, east winds 10 knots rising to
20 knots. Wind waves 3 to 5 feet. Northwest swell 3 to 4 feet.
Isolated showers.

$$

PHZ124-300845-
Big Island Southeast Waters-
956 AM HST Tue Sep 29 2020

.REST OF TODAY...Northeast winds 10 knots. Wind waves 3 feet.
Isolated showers.
.TONIGHT...Northeast winds 10 knots. Wind waves 3 feet in the
evening then 2 feet or less. North swell 3 feet after midnight.
Isolated showers.
.WEDNESDAY...Northeast winds 10 knots in the morning becoming
variable less than 10 knots. Wind waves 2 feet or less. North
swell 3 feet. Isolated showers.
.WEDNESDAY NIGHT...East winds 10 knots. Wind waves 2 feet or
less. North swell 5 feet. Isolated showers.
.THURSDAY...East winds 10 knots in the morning becoming variable
less than 10 knots. Wind waves 2 feet or less. North swell
6 feet. Isolated showers.
.THURSDAY NIGHT...East winds 10 knots. Wind waves 2 feet or less.
Northwest swell 6 feet. Isolated showers in the evening, then
scattered showers after midnight.
.FRIDAY...East winds 10 knots. Wind waves 3 feet. Northwest swell
6 feet. Isolated showers.
.SATURDAY...Northeast winds 15 knots. Wind waves 3 to 4 feet.
Northwest swell 5 to 6 feet. Isolated showers.

$$

Bulletins, Forecasts and Observations are courtesy of Honolulu National Weather Service Forecast Office



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