919
FZHW51 PHFO 311340
CWFHI1
GENERALIZED STATEWIDE COASTAL WATERS FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
340 AM HST MON AUG 31 2026
SYNOPSIS FOR HAWAIIAN COASTAL WATERS
HIGH PRESSURE WILL MAINTAIN MODERATE TO LOCALLY STRONG TRADES
THROUGH MUCH OF THE COMING WEEK.
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-
..SMALL CRAFT ADVISORY
TODAY
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 6 TO 9 FEET.
WAVE DETAIL: EAST 6 FEET AT 6 SECONDS AND SOUTH SOUTHWEST 3 FEET
AT 16 SECONDS. SCATTERED SHOWERS.
TONIGHT
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 6 TO 9 FEET.
WAVE DETAIL: EAST 7 FEET AT 7 SECONDS AND SOUTH SOUTHWEST 3 FEET
AT 18 SECONDS. SCATTERED SHOWERS.
TUESDAY
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 6 TO 9 FEET.
WAVE DETAIL: EAST 6 FEET AT 6 SECONDS AND SOUTH SOUTHWEST 4 FEET
AT 18 SECONDS. SCATTERED SHOWERS.
TUESDAY NIGHT
EAST NORTHEAST WINDS 25 TO 30 KNOTS ALENUIHAHA
CHANNEL...EAST NORTHEAST TO 20 KNOTS ELSEWHERE. SEAS 7 TO 9 FEET.
WAVE DETAIL: EAST 6 FEET AT 7 SECONDS AND SOUTH 4 FEET AT
17 SECONDS. SCATTERED SHOWERS.
WEDNESDAY
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 8 TO
11 FEET. SCATTERED SHOWERS.
WEDNESDAY NIGHT...EAST NORTHEAST WINDS TO 20 KNOTS TO KAUAI
EAST NORTHEAST 25 TO 30 KNOTS ELSEWHERE. SEAS 10 TO 14 FEET.
SCATTERED SHOWERS.
THURSDAY
EAST NORTHEAST WINDS 25 TO 30 KNOTS. SEAS 12 TO
16 FEET. ISOLATED SHOWERS THROUGH THE NIGHT, THEN SCATTERED
SHOWERS THROUGH THE DAY.
FRIDAY
EAST NORTHEAST WINDS 25 TO 30 KNOTS. SEAS 9 TO 13 FEET,
SUBSIDING TO 7 TO 8 FEET. SCATTERED SHOWERS.
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