015
FZHW51 PHFO 211351
CWFHI1
GENERALIZED STATEWIDE COASTAL WATERS FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
351 AM HST TUE JUL 21 2026
SYNOPSIS FOR HAWAIIAN COASTAL WATERS
HIGH PRESSURE FAR TO THE NORTHEAST OF HAWAII WILL GRADUALLY MOVE
SOUTHWEST AND STRENGTHEN THROUGH FRIDAY.
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-
TODAY
EAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 6 FEET. WAVE
DETAIL: EAST 5 FEET AT 6 SECONDS AND SOUTH 3 FEET AT 13 SECONDS.
SCATTERED SHOWERS.
TONIGHT
EAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET. WAVE
DETAIL: EAST 5 FEET AT 7 SECONDS AND SOUTH 3 FEET AT 11 SECONDS.
SCATTERED SHOWERS.
WEDNESDAY
EAST WINDS 15 TO 25 KNOTS. SEAS 6 TO 9 FEET. WAVE
DETAIL: EAST 6 FEET AT 7 SECONDS, SOUTH 3 FEET AT 12 SECONDS AND
EAST 3 FEET AT 12 SECONDS. SCATTERED SHOWERS.
WEDNESDAY NIGHT
EAST NORTHEAST WINDS 15 TO 25 KNOTS. SEAS 7 TO
9 FEET. WAVE DETAIL: EAST 6 FEET AT 7 SECONDS, SOUTH 4 FEET AT 20
SECONDS AND EAST 3 FEET AT 12 SECONDS. ISOLATED SHOWERS.
THURSDAY
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 7 TO
9 FEET. ISOLATED SHOWERS.
THURSDAY NIGHT
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 8 TO
11 FEET. ISOLATED SHOWERS.
FRIDAY
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 8 TO 11 FEET.
ISOLATED SHOWERS.
SATURDAY
EAST NORTHEAST WINDS 15 TO 25 KNOTS. SEAS 7 TO 10
FEET, SUBSIDING TO 7 TO 8 FEET. ISOLATED SHOWERS.
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