286
FZHW51 PHFO 100120
CWFHI1

Generalized Statewide Coastal Waters Forecast for Hawaii
National Weather Service Honolulu HI
319 PM HST Sat Aug 9 2025

.Synopsis for Hawaiian coastal waters...
 Light and gentle winds are expected tonight through Sunday and
veer out of the southeast as Tropical Storm Henriette passes
northeast of the state. A ridge will build north of the state
next week as Henriette moves far north of the region.

$$

Hawaiian waters within 40 nautical miles including the channels-


.TONIGHT...East winds 15 to 20 knots. Seas 6 to 8 feet. Wave
Detail: South southwest 5 feet at 15 seconds, east 4 feet at
11 seconds and east northeast 3 feet at 8 seconds. Isolated
showers.
.SUNDAY...East southeast winds 10 to 15 knots. Seas 6 to 8 feet.
Wave Detail: South southwest 5 feet at 14 seconds and east 4 feet
at 10 seconds. Hazy. Isolated showers.
.SUNDAY NIGHT...East southeast winds to 10 knots near Kauai and
Oahu...east southeast 15 to 20 knots elsewhere. Seas 5 to 7 feet.
Wave Detail: South southwest 4 feet at 14 seconds and east 3 feet
at 9 seconds. Hazy. Isolated showers.
.MONDAY...Southeast winds to 10 knots to Kauai...east southeast
15 to 20 knots elsewhere. Seas 5 to 7 feet. Wave Detail: South
4 feet at 14 seconds and east 3 feet at 8 seconds. Hazy.
Scattered showers.
.MONDAY NIGHT...East northeast winds 20 to 25 knots Alenuihaha
Channel...east northeast 10 to 15 knots elsewhere. Seas 5 to
6 feet. Isolated showers.
.TUESDAY...East northeast winds 20 to 25 knots. Seas 5 to 7 feet.
Isolated showers.
.TUESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 5 to
7 feet. Isolated showers.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 4 to
5 feet. Isolated showers.
.THURSDAY...Alenuihaha Channel, east northeast winds 15 to
20 knots, becoming east 20 to 25 knots. Elsewhere, east northeast
winds 10 to 15 knots. Seas 4 to 5 feet. Isolated showers.

$$