Coastal Waters Forecast
Issued by NWS

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478
FZHW51 PHFO 010112
CWFHI1

Generalized Statewide Coastal Waters Forecast for Hawaii
National Weather Service Honolulu HI
312 PM HST Sun Nov 30 2025

.Synopsis for Hawaiian coastal waters...
 Ridging will remain in place over the area for the first half of
the week. An extra large northwest swell will gradually decline
through Monday, but will produce seas above Small Craft Advisory
levels for exposed waters. A cold front will approach from the
northwest on Wednesday, but is then expected to weaken to a
trough and retreat westward. By late this week into the weekend,
strengthening surface high pressure northeast of the islands will
bring a return of easterly trades.

$$

Hawaiian waters within 40 nautical miles including the channels-

...SMALL CRAFT ADVISORY THROUGH MONDAY MORNING FOR WATERS AROUND
KAUAI...KAUAI CHANNEL...WATERS AROUND OAHU...KAIWI CHANNEL...MAUI
COUNTY WINDWARD WATERS...ALENUIHAHA CHANNEL AND BIG ISLAND WINDWARD
WATERS...

.TONIGHT...East southeast winds 10 to 15 knots. Seas 10 to
14 feet. Wave Detail: Northwest 13 feet at 15 seconds and east
southeast 3 feet at 6 seconds. Hazy. Scattered showers.
.MONDAY...East southeast winds 10 to 15 knots. Seas 8 to 11 feet.
Wave Detail: Northwest 9 feet at 15 seconds and east 3 feet at
6 seconds. Hazy. Isolated showers.
.MONDAY NIGHT...East southeast winds 10 to 15 knots. Seas 6 to
9 feet. Wave Detail: Northwest 7 feet at 14 seconds and east
3 feet at 5 seconds. Isolated showers.
.TUESDAY...East southeast winds 10 to 15 knots. Seas 5 to 8 feet.
Wave Detail: Northwest 6 feet at 13 seconds. Isolated showers.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 6 to
9 feet. Isolated showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 6 to 9 feet.
Scattered showers.
.WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 9 to 12 feet.
Scattered showers.
.THURSDAY...to Kauai, east southeast winds 10 to 15 knots, rising
to 15 to 20 knots. Elsewhere, east southeast winds 20 to
25 knots. Seas 8 to 11 feet. Scattered showers.
.FRIDAY...East winds 20 to 25 knots. Seas 8 to 10 feet. Scattered
showers.

$$