Small Craft Advisory 41, NWS Honolulu, HI

AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE HONOLULU HI
1140 PM HST FRI OCT 17 2014

.UPDATE...
INFORMATION ABOUT THE PROGRESS OF HURRICANE ANA HAS BEEN UPDATED
WITH THE 11 PM HST BULLETIN.

&&

.SYNOPSIS...
HURRICANE ANA WILL BRING POTENTIAL FOR HEAVY RAIN...WINDY
CONDITIONS...AND A CHANCE FOR THUNDERSTORMS DURING THE WEEKEND.
STAY WELL INFORMED WITH THE LATEST FORECASTS AND BULLETINS FROM THE
CENTRAL PACIFIC HURRICANE CENTER AND THE NATIONAL WEATHER SERVICE IN
HONOLULU. A MORE STABLE AND DRIER TREND WILL BEGIN ESTABLISHING IN
THE WAKE OF ANA EARLY NEXT WEEK.

&&

.DISCUSSION...
LATEST FORECAST FOR HURRICANE ANA SHOWS THE CYCLONE MOVING
WNW...PASSING TO THE S AND W OF THE ISLAND CHAIN DURING THE NEXT
COUPLE OF DAYS. AT 11 PM HST THE CENTER OF ANA WAS LOCATED AT 17.8N
157.4W...OR ABOUT 155 MILES SSW OF KAILUA-KONA ON THE BIG ISLAND. A
TROPICAL STORM WATCH REMAINS IN EFFECT FOR ALL THE MAIN HAWAIIAN
ISLANDS.

PEOPLE IN HAWAII SHOULD REMAIN WELL INFORMED WITH THE LATEST
BULLETINS AND FORECASTS WHICH ARE AVAILABLE AT
WWW.WEATHER.GOV/HAWAII UNDER HEADERS WTPA25 PHFO AND TCMCP5. PUBLIC
ADVISORIES UNDER HEADERS WTPA35 PHFO AND TCPCP5...AND DISCUSSIONS
UNDER HEADERS WTPA45 PHFO AND TCDCP5. MORE DETAILED INFORMATION CAN
ALSO BE FOUND IN THE TROPICAL STORM ANA LOCAL STATEMENT UNDER
HEADERS WTHW80 PHFO AND HLSHFO.

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE BIG ISLAND UNTIL NOON
SAT. RADAR DATA SHOWS SEVERAL BANDS OF SHOWERS MOVING FROM THE SE
ACROSS THE BIG ISLAND WITH LOCALLY HEAVY RAIN AND THUNDERSTORMS BEEN
OBSERVED DURING THE EVENING HOURS...AND WILL CONTINUE THROUGH THE
REST OF TONIGHT. SIMILAR CONDITIONS WILL GRADUALLY SPREAD ACROSS THE
REST OF THE ISLAND CHAIN DURING THE WEEKEND. WINDWARD AND MAUKA
AREAS OF MAUI AND OAHU ARE ALREADY EXPERIENCING INCREASING SHOWERS
AND PERIODS OF GUSTY WINDS.

MEANWHILE...PRESSURE GRADIENTS BETWEEN A HIGH PRESSURE SYSTEM
LOCATED FAR NE OF THE ISLANDS AND ANA ARE BECOMING TIGHTER.
THEREFORE...EXPECT STRONGER E/NE WINDS OVER THE ISLAND CHAIN
ESPECIALLY ACROSS OAHU AND KAUAI SAT THROUGH SUN.

FOR EARLY NEXT WEEK...AS ANA MOVES W AND NW OF THE AREA WINDS WILL
GRADUALLY SWITCH TO THE SE WITH A GENERAL DRYING TREND AND
INCREASINGLY STABLE CONDITIONS EXPECTED ACROSS THE ISLANDS.

&&

.AVIATION...
ANA PASSING SOUTH OF THE ISLANDS WILL BRING INCREASING LOW CLOUD
CEILINGS AND SHOWERS...AND POSSIBLY ISOLATED THUNDERSTORMS...ACROSS
THE ALOHA STATE.  THE CLOUDINESS AND PRECIPITATION...INCLUDING MVFR
AND IFR CONDITIONS...WILL MOVE FROM EAST TO WEST ACROSS THE ISLAND
CHAIN IN CADENCE WITH ANA/S MOVEMENT SOUTH OF THE STATE.

THE BIG ISLAND WILL SEE THE MOST ACTIVITY TONIGHT...ESPECIALLY
WINDWARD SECTIONS.  THE INCLEMENT WEATHER WILL MOVE TO MAUI COUNTY
LATER TONIGHT AND SATURDAY...AND LATER SATURDAY FOR OAHU. KAUAI WILL
LIKELY SEE WORSENING CONDITIONS SATURDAY NIGHT AND SUNDAY.

&&

.MARINE...
FROM EAST TO WEST...HURRICANE ANA WILL BE AFFECTING THE COASTAL
WATERS...ESPECIALLY SOUTH THROUGH WEST...THIS WEEKEND. OCEAN
CONDITIONS WILL CONTINUE TO DETERIORATE DUE TO STRONG WINDS...
COMBINED WITH ELEVATED SWELLS AND VERY ROUGH SEAS OVER AREAS
EXPOSED TO THE FETCH FROM ANA. LOCALLY HEAVY SHOWERS AND
THUNDERSTORMS CAN ALSO BE EXPECTED. ALL PEOPLE IN HAWAII SHOULD
CLOSELY FOLLOW THE LATEST BULLETINS AND FORECASTS ISSUED BY
THE CENTRAL PACIFIC HURRICANE CENTER AND THE NATIONAL WEATHER
FORECAST OFFICE IN HONOLULU.

FOR MORE DETAILED INFORMATION ON MARINE AND SURF CONDITIONS...PLEASE
REFER TO THE HURRICANE ANA LOCAL STATEMENT AVAILABLE AT
WWW.WEATHER.GOV/HAWAII UNDER HEADERS WTHW80 PHFO AND HLSHFO.

OTHERWISE...A MODERATE NORTHWEST SWELL IS EXPECTED TO FILL IN ON
SATURDAY...PEAK ON SUNDAY...THEN LOWER SLOWLY EARLY NEXT WEEK.

&&

.HFO WATCHES/WARNINGS/ADVISORIES...
TROPICAL STORM WATCH FOR ALL THE MAIN HAWAIIAN ISLANDS.

FLASH FLOOD WATCH THROUGH NOON SATURDAY FOR THE BIG ISLAND.

TROPICAL STORM WATCH FOR KAUAI NORTHWEST WATERS-KAUAI WINDWARD
WATERS-KAUAI LEEWARD WATERS-KAUAI CHANNEL-OAHU WINDWARD WATERS-
OAHU LEEWARD WATERS-KAIWI CHANNEL-MAUI COUNTY WINDWARD WATERS-
MAUI COUNTY LEEWARD WATERS-MAALAEA BAY-PAILOLO CHANNEL-
ALENUIHAHA CHANNEL-BIG ISLAND WINDWARD WATERS.

TROPICAL STORM WARNING FOR BIG ISLAND LEEWARD WATERS-BIG ISLAND
SOUTHEAST WATERS.

&&

DISCUSSION...REYNES
MARINE...HOUSTON
AVIATION...KINEL