566
FZHW51 PHFO 131312
CWFHI1
GENERALIZED STATEWIDE COASTAL WATERS FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
312 AM HST MON APR 13 2026
SYNOPSIS FOR HAWAIIAN COASTAL WATERS
A TROUGH REMAINS DRAPED OVER THE CENTRAL COASTAL WATERS,
EXTENDING FROM A LOW PRESSURE SYSTEM FAR NORTH-NORTHWEST OF THE
AREA. EAST OF THE TROUGH, MODERATE TO FRESH SOUTHEASTERLY WINDS
WILL PREVAIL, WHILE LIGHT TO MODERATE SOUTHERLY WINDS ARE
EXPECTED TO ITS WEST. GENTLE TO MODERATE TRADES RETURN FOR THE
LATTER HALF OF THE WEEK.
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-
TODAY
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET. WAVE
DETAIL: NORTHWEST 4 FEET AT 10 SECONDS. SCATTERED SHOWERS.
TONIGHT
SOUTH SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO
6 FEET. WAVE DETAIL: NORTHWEST 3 FEET AT 10 SECONDS AND SOUTH
3 FEET AT 14 SECONDS. ISOLATED SHOWERS.
TUESDAY
EAST SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET.
WAVE DETAIL: NORTHWEST 3 FEET AT 10 SECONDS AND SOUTH 3 FEET AT
13 SECONDS. ISOLATED SHOWERS.
TUESDAY NIGHT
EAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET.
WAVE DETAIL: NORTHWEST 3 FEET AT 10 SECONDS AND SOUTH 3 FEET AT
12 SECONDS. ISOLATED SHOWERS.
WEDNESDAY
EAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET.
ISOLATED SHOWERS.
WEDNESDAY NIGHT
EAST NORTHEAST WINDS 15 TO 20 KNOTS ALENUIHAHA
CHANNEL...EAST NORTHEAST 7 TO 10 KNOTS ELSEWHERE. SEAS 3 TO
5 FEET.
THURSDAY AND FRIDAY
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5
FEET.
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