240
FZHW51 PHFO 190126
CWFHI1
GENERALIZED STATEWIDE COASTAL WATERS FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
326 PM HST SAT JUL 18 2026
SYNOPSIS FOR HAWAIIAN COASTAL WATERS
STRONG HIGH PRESSURE FAR NORTHEAST OF THE AREA WILL WEAKEN EARLY
NEXT WEEK THEN RE-STRENGTHEN LATER NEXT WEEK. A MODERATE SOUTH
SWELL IS EXPECTED TO BUILD SUNDAY NIGHT INTO MONDAY AND TUESDAY,
THEN ANOTHER SOUTH SWELL THURSDAY THROUGH NEXT WEEKEND.
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-
...SMALL CRAFT ADVISORY THROUGH LATE THIS AFTERNOON FOR KAIWI
CHANNEL...MAUI COUNTY WINDWARD WATERS...PAILOLO CHANNEL AND BIG
ISLAND WINDWARD WATERS...
...SMALL CRAFT ADVISORY THROUGH SUNDAY AFTERNOON FOR MAALAEA
BAY...ALENUIHAHA CHANNEL AND WATERS SOUTH OF THE BIG ISLAND...
TONIGHT
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 7 TO
9 FEET. WAVE DETAIL: EAST 6 FEET AT 7 SECONDS AND SOUTH 3 FEET AT
12 SECONDS. ISOLATED SHOWERS.
SUNDAY
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 5 TO 8 FEET.
WAVE DETAIL: EAST 5 FEET AT 7 SECONDS AND SOUTH 3 FEET AT
13 SECONDS. ISOLATED SHOWERS.
SUNDAY NIGHT AND MONDAY
EAST NORTHEAST WINDS 15 TO 20 KNOTS.
SEAS 5 TO 7 FEET. WAVE DETAIL: EAST 5 FEET AT 6 SECONDS AND SOUTH
4 FEET AT 16 SECONDS. SCATTERED SHOWERS.
MONDAY NIGHT THROUGH TUESDAY NIGHT
EAST NORTHEAST WINDS 15 TO
20 KNOTS. SEAS 5 TO 7 FEET. SCATTERED SHOWERS.
WEDNESDAY THROUGH THURSDAY
EAST WINDS 20 TO 25 KNOTS. SEAS 5
TO 7 FEET. ISOLATED SHOWERS.
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