630
FZHW51 PHFO 061318
CWFHI1
GENERALIZED STATEWIDE COASTAL WATERS FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
318 AM HST TUE OCT 6 2026
SYNOPSIS FOR HAWAIIAN COASTAL WATERS
TRADE WINDS WEAKEN TODAY AS A TROUGH DEVELOPS NORTHWEST OF THE
ISLANDS. WINDS WILL VEER OUT OF THE SOUTH OR SOUTHEAST BY
WEDNESDAY AND BRING INCREASED SHOWER ACTIVITY FOR THE LATTER HALF
OF THE WEEK.
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-
TODAY
EAST NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 6 FEET.
WAVE DETAIL: SOUTH SOUTHWEST 4 FEET AT 15 SECONDS AND NORTH
NORTHWEST 3 FEET AT 17 SECONDS. ISOLATED SHOWERS.
TONIGHT
EAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 6 FEET. WAVE
DETAIL: SOUTH SOUTHWEST 4 FEET AT 14 SECONDS AND NORTH NORTHWEST
4 FEET AT 16 SECONDS. SCATTERED SHOWERS.
WEDNESDAY
SOUTH SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 5 TO
6 FEET. WAVE DETAIL: SOUTH SOUTHWEST 4 FEET AT 14 SECONDS AND
NORTH NORTHWEST 4 FEET AT 14 SECONDS. SCATTERED SHOWERS.
WEDNESDAY NIGHT...SOUTH SOUTHWEST WINDS 7 TO 10 KNOTS TO KAUAI
SOUTH SOUTHEAST 15 TO 20 KNOTS ELSEWHERE. SEAS 5 TO 6 FEET. WAVE
DETAIL: SOUTH SOUTHWEST 4 FEET AT 13 SECONDS AND NORTHWEST 4 FEET
AT 13 SECONDS. SCATTERED HEAVY SHOWERS.
THURSDAY...SOUTHWEST WINDS 7 TO 10 KNOTS TO KAUAI
SOUTH
SOUTHEAST 20 TO 25 KNOTS ELSEWHERE. SEAS 5 TO 7 FEET. SCATTERED
HEAVY SHOWERS.
THURSDAY NIGHT...SOUTH WINDS 7 TO 10 KNOTS TO KAUAI
SOUTH
SOUTHEAST 20 TO 25 KNOTS ELSEWHERE. SEAS 6 TO 7 FEET. SCATTERED
SHOWERS.
FRIDAY...SOUTHEAST WINDS 7 TO 10 KNOTS TO KAUAI
EAST SOUTHEAST
15 TO 20 KNOTS ELSEWHERE. SEAS 6 TO 8 FEET. SCATTERED SHOWERS.
SATURDAY
EAST WINDS 15 TO 20 KNOTS, BECOMING EAST NORTHEAST
10 TO 15 KNOTS. SEAS 6 TO 7 FEET. SCATTERED SHOWERS.
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