840
FZHW51 PHFO 201307
CWFHI1
GENERALIZED STATEWIDE COASTAL WATERS FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
307 AM HST TUE OCT 20 2026
SYNOPSIS FOR HAWAIIAN COASTAL WATERS
HIGH PRESSURE CENTERED FAR NORTH OF HAWAII WILL MAINTAIN FRESH TO
STRONG TRADE WINDS FOR THE NEXT FEW DAYS. TRADES WILL STEADILY
DECREASE TO GENTLE SPEEDS EARLY WEDNESDAY MORNING THROUGH FRIDAY
AS THE HIGH WEAKENS AND IS DISPLACED EASTWARD BY AN APPROACHING
LOW FAR NORTHWEST OF THE ISLANDS. TRADES COULD THEN TURN MORE
NORTHEASTERLY THIS WEEKEND.
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-
...SMALL CRAFT ADVISORY THROUGH TUESDAY AFTERNOON FOR WATERS AROUND
KAUAI...KAUAI CHANNEL...WATERS AROUND OAHU...KAIWI CHANNEL...WATERS
AROUND MAUI COUNTY...THE PAILOLO AND ALENUIHAHA CHANNELS AND WATERS
SOUTH OF THE BIG ISLAND...
TODAY
EAST NORTHEAST WINDS 25 TO 30 KNOTS. SEAS 8 TO 11 FEET.
WAVE DETAIL: EAST 8 FEET AT 7 SECONDS AND NORTH NORTHEAST 3 FEET
AT 10 SECONDS. SCATTERED SHOWERS.
TONIGHT
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 7 TO 9 FEET.
WAVE DETAIL: EAST 7 FEET AT 7 SECONDS. SCATTERED SHOWERS.
WEDNESDAY
EAST NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 6 TO
8 FEET. WAVE DETAIL: EAST 6 FEET AT 7 SECONDS. SCATTERED SHOWERS.
WEDNESDAY NIGHT
EAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET.
WAVE DETAIL: EAST 6 FEET AT 7 SECONDS. SCATTERED SHOWERS.
THURSDAY
EAST NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO
6 FEET. ISOLATED SHOWERS.
THURSDAY NIGHT
EAST NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO
6 FEET. ISOLATED SHOWERS.
FRIDAY
EAST NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET.
ISOLATED SHOWERS.
SATURDAY
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET.
SCATTERED SHOWERS THROUGH THE NIGHT, THEN ISOLATED SHOWERS
THROUGH THE DAY.
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