Image Department Meteorology
Meteorology_Home Weather_Server News/Seminars
People
Research
Academics Application Contact_Us

Hawaiian_Weather
US_Mainland_Weather
Tropical_Weather
Satellite_Imagery
Polar_Imagery
Radar_Imagery
Marine
Numerical_Models
LAPS
Lightning_Data
Forecasts
Vog_Forecasts
Observations
Archive
Links Disclaimer
Space
SOEST_Home
University_of_Hawaii_Home

Menu of Text Products for the Hawaiian Islands and the Tropical Pacific/Atlantic Oceans:
Narrow the Menu List
Select Time Limit: 12 hours | 24 hours | 48 hours | 72 hours | No time limit
Select Product Type: All | Routine Bulletins/FCSTS | Warnings/Watches/Advisories | HAWN Weather | Tropical | Marine | Aviation | Daily Obs | Special
Hawaiian Islands Synoptic Discussion and Guidance

684
FXHW60 PHFO 310210
AFDHFO

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HONOLULU HI
410 PM HST THU OCT 30 2014

.SYNOPSIS...
MOISTURE FROM A DISSIPATING FRONT WILL BRING INCREASING CLOUDS
AND SHOWERS TONIGHT AND FRIDAY AS IT MOVES SLOWLY SOUTHWARD. BREEZY
TRADE WINDS WILL CONTINUE THROUGH FRIDAY BEFORE DROPPING A NOTCH
OVER THE WEEKEND. WINDWARD SHOWERS WILL CONTINUE THROUGH THE
WEEKEND WHILE A DROP IN LEEWARD SHOWERS IS EXPECTED.

&&

.DISCUSSION...

CLOUDS AND SHOWERS ASSOCIATED WITH A DISSIPATING FRONT WILL BRING
INCREASING SHOWERS TO THE SMALLER ISLANDS TONIGHT. RADAR IMAGERY
FROM 3 PM SHOWS PASSING SHOWERS OVER KAUAI AND OAHU WHILE
SATELLITE IMAGERY DEPICTS THE DISSIPATING FRONT AS A 150 MILE WIDE
BAND OF SHOWERY LOW CLOUDS SAGGING SLOWLY SOUTH OVER THE STATE.
THE SHOWERY WEATHER WILL REACH MAUI COUNTY LATER TONIGHT.

A 1034 MB HIGH PRESSURE TO THE NORTH IS USHERING IN STRONG TRADE
WINDS ACROSS THE STATE. BREEZY CONDITIONS WILL CONTINUE THROUGH
FRIDAY AS THE HIGH MOVES EAST ACROSS THE NORTH PACIFIC. MOISTURE
FROM THE DISSIPATING FRONT WILL BRING OFF AND ON SHOWERS AND
CLOUDY SKIES FOR MOST AREAS THROUGH FRIDAY NIGHT. KAUAI AND OAHU WILL
SEE THE MOST CLOUDS AND SHOWERS AS THE FRONT WASHES OUT NEAR OAHU
FRIDAY. ALTHOUGH... LINGERING MOISTURE FROM THE BOUNDARY WILL KEEP
WINDWARD RAINS ACTIVE THROUGH THE WEEKEND WITH PASSING LEEWARD
SHOWERS EXPECTED.

THE HIGH WILL WEAKEN AND MAINTAIN ITS EASTWARD TRACK OVER THE
WEEKEND... AND TRADE WINDS WILL DROP GRADUALLY INTO NEXT WEEK.
MODERATE TRADE WINDS WILL SHIFT OUT OF THE EAST-SOUTHEAST EARLY
NEXT WEEK AS ANOTHER WEAK FRONT APPROACHES FROM THE NORTHWEST.
TRADES WILL INCREASE AGAIN BY MIDWEEK AS A STRONG HIGH PRESSURE
PUSHES THE WEAK FRONT OVER THE STATE.

&&

.AVIATION...
MODERATE TRADES BUILDING IN OVER THE ISLANDS HAVE PROMPTED AN AIRMET
FOR TURBULENCE TO THE LEE OF THE ISLANDS. MODERATE GUSTY TRADES ARE
EXPECTED TO CONTINUE THROUGH THE END OF THE WEEK. A DISSIPATING COLD
FRONT PASSING OVER THE ISLANDS IS BRINGING PASSING CLOUDS AND
SHOWERS TO THE ISLANDS. THIS IS AT TIMES BRINGING MVFR CONDITIONS TO
KAUAI AND OAHU...OTHERWISE VFR CONDITIONS ARE EXPECTED

BY TOMORROW...CLOUDS AND SHOWERS WILL MAINLY BE IMPACTING THE
WINDWARD AND MAUKA AREAS IN THE TRADE WIND FLOW.

&&

.MARINE...
A NORTH SWELL CONTINUES TO BRING ELEVATED SURF TO EXPOSED SHORES
TODAY WITH A HIGH SURF ADVISORY POSTED FOR EAST SHORES AFFECTED BY
NORTH SWELL. THIS SWELL IS EXPECTED TO PEAK LATER TODAY...WITH
ANOTHER REINFORCING NORTH SWELL ARRIVING TONIGHT AND LINGERING INTO
THE WEEKEND. THE NORTH SWELLS...IN COMBINATION WITH STRONG TRADE
WINDS WILL CONTINUE THE EAST SHORE ADVISORY THROUGH EARLY SATURDAY
MORNING. NORTH FACING SHORES WILL ALSO SEE THE ELEVATED SURF BUT
WITH A HIGHER CRITERIA FOR THE NORTH SHORE AN ADVISORY HAS NOT
BEEN ISSUED. SURF ALONG SOUTH FACING SHORES WILL REMAIN SMALL
THROUGH MONDAY...WITH A SLIGHT BUMP TUESDAY AS A NEW LONG PERIOD
SWELL ARRIVES. ANOTHER SMALL NORTHWEST SWELL WILL ARRIVE TUESDAY
AS WELL.

SMALL CRAFT ADVISORIES ARE POSTED FOR MOST COASTAL AREAS FOR WINDS
AND SEAS. THE SCA AREAS WILL LIKELY BE PAIRED DOWN TO THE TYPICALLY
WINDY AREAS AROUND MAUI AND THE BIG ISLAND.


&&

.HFO WATCHES/WARNINGS/ADVISORIES...
HIGH SURF ADVISORY UNTIL 6 AM HST SATURDAY FOR KAUAI WINDWARD-
OAHU KOOLAU-OLOMANA-MOLOKAI WINDWARD-MAUI WINDWARD WEST-WINDWARD
HALEAKALA-BIG ISLAND NORTH AND EAST.

SMALL CRAFT ADVISORY UNTIL 6 AM HST SATURDAY FOR KAUAI NORTHWEST
WATERS-KAUAI WINDWARD WATERS-KAUAI LEEWARD WATERS-KAUAI CHANNEL-
OAHU WINDWARD WATERS-KAIWI CHANNEL-MAUI COUNTY WINDWARD WATERS-
MAALAEA BAY-PAILOLO CHANNEL-ALENUIHAHA CHANNEL-BIG ISLAND
LEEWARD WATERS-BIG ISLAND SOUTHEAST WATERS.


&&

$$

MORRISON...DISCUSSION AND MARINE
M BALLARD...AVIATION




Bulletins, Forecasts and Observations are courtesy of Honolulu National Weather Service Forecast Office



This page is maintained voluntarily by the MKWC and the UHMET faculty, staff, and students.
It was last modified on: Tue, Sep 21 2010 - 2314 UTC
Send comments to: Ryan Lyman