Area Forecast Discussion
Issued by NWS Honolulu, HI

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000
FXHW60 PHFO 291951
AFDHFO

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HONOLULU HI
1000 AM HST SAT AUG 29 2015

.SYNOPSIS...
LIGHT TRADE WINDS ARE EXPECTED THIS WEEKEND WITH JUST A FEW SHOWERS
EXPECTED FOR WINDWARD AND MAUKA AREAS AS WELL AS A FEW AFTERNOON
SHOWERS OVER SOME INTERIOR LOCATIONS. HURRICANE IGNACIO IS CURRENTLY
FORECAST TO PASS BY JUST NORTH OF THE STATE. A SOMEWHAT WETTER AND
BREEZY WEATHER PATTERN MAY ACCOMPANY ITS PASSAGE.

&&

.DISCUSSION...
HIGH PRESSURE IS CENTERED FAR TO THE NORTH-NORTHWEST OF THE STATE.
THIS PLACES THE ISLANDS IN A LIGHT TRADE WIND ENVIRONMENT. SOME
LOCAL SEA BREEZES CAN BE EXPECTED UNDER THESE LIGHT WIND CONDITIONS.
A FEW PASSING SHOWERS CAN BE EXPECTED OVER WINDWARD AND MAUKA AREAS
WITH SOME AFTERNOON INTERIOR SHOWERS EXPECTED AS WELL THIS WEEKEND.

THE FORECAST FROM SUNDAY NIGHT THROUGH WEDNESDAY...HINGES ON THE
TRACK AND INTENSITY OF HURRICANE IGNACIO...WITH THE FORECAST OF
UNCERTAINTY INCREASING SIGNIFICANTLY ON MONDAY AND TUESDAY. PLEASE
SEE THE LATEST DISCUSSION ISSUED BY THE CENTRAL PACIFIC HURRICANE
CENTER FOR SPECIFICS REGARDING HURRICANE IGNACIO...ISSUED UNDER
AWIPS HEADER TCDCP3 AND WMO HEADER WTPA43 PHFO. ALSO...FOR ANY AREA
UNDER A WATCH OR WARNING...PLEASE REFER TO THE HURRICANE LOCAL
STATEMENT ISSUED BY THE NATIONAL WEATHER SERVICE ISSUED UNDER AWIPS
HEADER HLSHFO AND WMO HEADER WTHW80 PHFO

FOR THE SECOND HALF OF NEXT WEEK...THE STATE WILL BE LOCATED IN A
LIGHT WIND ENVIRONMENT. ABUNDANT MOISTURE WILL ALSO BE IN PLACE.
THUS WE WOULD EXPECTED FOR SOME SHOWERS ACROSS THE AREA ESPECIALLY
DURING AFTERNOON AND EVENING HOURS AND FAVORING INTERIOR LOCATIONS.

&&

.AVIATION...
GENTLE TRADE WINDS WILL CONTINUE TO CARRY SCATTERED SHOWERS ONTO
WINDWARD SLOPES AND COASTS THROUGHOUT THE DAY TODAY AND ALSO THROUGH
TONIGHT. LOCALIZED AFTERNOON SEA BREEZES WILL ALLOW FOR THE
DEVELOPMENT OF SCATTERED SHOWERS OVER ISLAND INTERIORS AND WINDWARD
COASTS LATE THIS AFTERNOON THROUGH EARLY EVENING. EXPECT ISOLATED
MVFR CIGS IN PASSING SHOWERS OTHERWISE VFR CONDITIONS WILL PREVAIL
ALL AREAS. NO AIRMETS ARE CURRENTLY IN EFFECT...AND NONE ARE
ANTICIPATED AT THIS TIME.

&&

.MARINE...
THE CURRENT WEST SWELL WILL GRADUALLY LOWER TONIGHT AND SUNDAY.
SWELLS FROM HURRICANE IGNACIO WILL BEGIN TO AFFECT EAST FACING
SHORES OF THE BIG ISLAND TODAY AND THE REMAINDER OF THE STATE EARLY
NEXT WEEK. ADVISORY/WARNING LEVEL SURF CAN BE EXPECTED ALONG EXPOSED
SHORELINES.

SMALL CRAFT ADVISORY CONDITIONS CAN BE EXPECTED EARLY NEXT WEEK AS
WINDS AND SEAS FROM HURRICANE IGNACIO INCREASE ACROSS THE AREA.
TROPICAL STORM CONDITIONS ARE POSSIBLE DEPENDING ON THE TRACK OF
HURRICANE IGNACIO.

FOR MORE DETAILS REGARDING IMPACTS FROM HURRICANE IGNACIO...PLEASE
REFER TO THE HURRICANE LOCAL STATEMENT ISSUED UNDER AWIPS HEADER
HLSHFO AND WMO HEADER WTHW80 PHFO AND THE MARINE WEATHER MESSAGE
ISSUED UNDER AWIPS HEADER MWWHFO AND WMO HEADER WHHW70 PHFO.

&&

.HFO WATCHES/WARNINGS/ADVISORIES...
TROPICAL STORM WATCH FOR THE BIG ISLAND.

TROPICAL STORM WATCH FOR MAUI COUNTY WINDWARD WATERS-ALENUIHAHA
CHANNEL-BIG ISLAND WINDWARD WATERS-BIG ISLAND SOUTHEAST WATERS.

HIGH SURF ADVISORY UNTIL 6 PM HST THIS EVENING FOR KONA-KOHALA.

HIGH SURF ADVISORY UNTIL 6 PM HST SUNDAY FOR SOUTH BIG ISLAND-
BIG ISLAND NORTH AND EAST.

&&

$$

SYNOPSIS/DISCUSSION/MARINE...BURKE
AVIATION...BEDAL




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