Flash Flood Warning 34, NWS Honolulu, HI

000
WGHW70 PHFO 020914
FFSHFO

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE HONOLULU HI
1110 PM HST SAT OCT 1 2005

HIC007-021115-
KAUAI-
1110 PM HST SAT OCT 1 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 115 AM HST FOR THE ISLAND OF
KAUAI IN KAUAI COUNTY...

AT 1100 PM HST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THE 
CLOSURE OF KUHIO HIGHWAY AT THE HANALEI RIVER BRIDGE DUE TO FLOODING 
FROM THE HANALEI RIVER.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HANALEI... 
WAINIHA...KILAUEA AND HAENA.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF STREAMS
AND COULD ALSO TRIGGER ROCK AND MUDSLIDES IN STEEP TERRAIN.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS.

MOTORISTS SHOULD BE ALERT FOR FLOODING AND SHOULD NOT ATTEMPT TO
CROSS FAST FLOWING OR RISING WATER. MANY FLASH FLOOD DEATHS OCCUR
WHEN MOTORISTS TRY CROSSING FLOODED ROADWAYS. TURN AROUND...DON/T
DROWN.

ESCAPE RISING WATER BY CLIMBING DIRECTLY TO HIGHER GROUND. NEVER TRY
TO OUTRACE A FLOOD...EITHER ON FOOT OR IN YOUR VEHICLE. DO NOT CAMP
NEAR STREAMS OR OTHER AREAS SUBJECT TO FLOODING.

LAT...LON 2200 15963 2200 15939 2226 15938 2227 15961

$$

KODAMA

HAWAIIAN ISLANDS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HONOLULU HI
830 PM HST SAT OCT 1 2005

.SYNOPSIS...
TROPICAL MOISTURE AND A LOW ALOFT WILL PRODUCE MORE WET WEATHER OVER
THE ISLANDS THROUGH SUNDAY...ESPECIALLY OVER OAHU AND KAUAI. DRIER
WEATHER IS RETURNING AS THE TROPICAL MOISTURE AND THE LOW MOVE OFF
TO THE WEST. TRADE-WIND WEATHER WILL RETURN TO ALL THE ISLANDS BY
MONDAY AND CONTINUE THROUGH THE REST OF NEXT WEEK.
&&

.DISCUSSION...
THE UPPER LOW TO THE NORTH OF KAUAI IS KEEPING THE AIRMASS UNSTABLE
OVER THE REGION TONIGHT. CONVECTIVE PARAMETERS ARE ALL FAIRLY GOOD
FOR THUNDERSTORMS THIS EVENING. CURRENT ZONES HAVE ENHANCED WORDING
FOR HEAVY RAIN...WILL CONTINUE. PROBLEM AREA AS OF RIGHT NOW IS
CENTRAL OAHU...HOWEVER KAUAI IS SHOWING SOME HEAVIER RETURNS AND
SHOWERS ARE ONGOING OVER THE REMAINDER OF THE MAIN HAWAIIAN ISLANDS.

&&

.MARINE...
A NEW SOUTH SWELL WILL BE REACHING THE ISLANDS TUESDAY. THAT
SWELL IS LIKELY TO PRODUCE SURF ABOVE THE ADVISORY LEVEL OF 8 FEET
THROUGH FRIDAY.

&&

.HYDROLOGY...
HEAVY RAINS CONTINUE OVER CENTRAL KOOLAU ON OAHU WITH RATES 4 TO 6
INCHES WHICH HAS CONTINUED OVER THE REGION. ENHANCED AREAS OF
CONVECTION ARE SHOWING UP ON WATER VAPOR UPSTREAM OF THE WESTERN
ISLAND WHICH COULD KEEP THE HEAVY RAIN GOING INTO THE EARLY MORNING
HOURS.

&&

.PREV DISCUSSION...
ISSUED AT 400 PM
A WEAK SURFACE TROUGH...ALL THAT REMAINS OF TROPICAL DEPRESSION
KENNETH...IS SOUTHWEST OF KAUAI AND MOVING WEST. THIS SYSTEM IS NO
LONGER HAVING MUCH INFLUENCE ON THE MAIN HAWAIIAN ISLANDS BUT IT HAS
LEFT INCREASED MOISTURE AROUND THE ISLANDS. DESPITE ALL THE WEATHER
AFFECTING THE MAIN HAWAIIAN ISLANDS RECENTLY...TRADE WINDS HAVE
CONTINUED. A 1025 MB SURFACE HIGH ABOUT 800 MILES NORTH OF KAUAI
NEAR 31N 161W IS MAINTAINING THE TRADES. OVER THE NEXT TWO DAYS THE
HIGH WILL SHIFT EASTWARD ENDING UP NEAR 140W ON MONDAY MORNING.

WATER VAPOR IMAGERY SHOWS A LOW ALOFT AT 25N 158W...ABOUT 240 MILES
NORTH NORTHEAST OF KAUAI. A TROUGH EXTENDS FROM THE LOW TO 100 MILES
NORTHEAST OF OAHU. THIS TROUGH HELPED KICK OFF THUNDERSTORMS AND
HEAVY SHOWERS FROM KAUAI TO MAUI TODAY. THE TROUGH IS NOW ROTATING
NORTHEASTWARD AROUND THE EAST SIDE OF THE LOW. THE LOW CENTER IS
FORECAST TO MOVE TOWARDS THE WEST NORTHWEST OVER THE NEXT 24
HOURS...THEN LIFT OUT TO THE NORTH.

THE LOW ALOFT WILL KEEP THE ATMOSPHERE UNSTABLE OVER THE MAIN
HAWAIIAN ISLANDS THROUGH SUNDAY. THE MOST INSTABILITY WILL BE NEAR
KAUAI AND OAHU WITH MORE STABLE CONDITIONS SPREADING WESTWARD OVER
THE BIG ISLAND AND MAUI COUNTY. WE ARE CANCELLING THE FLASH WATCH
FOR THE BIG ISLAND AND MAUI COUNTY AT 400 PM AND EXTENDING THE WATCH
TILL 600 PM SUNDAY FOR OAHU AND KAUAI.

STARTING MONDAY...SURFACE HIGH PRESSURE NORTHEAST OF THE ISLANDS
WILL BUILD SOUTHWESTWARD. THE PRESSURE GRADIENT OVER THE ISLANDS
WILL INCREASE. TRADE WINDS WILL STRENGTHEN AND BECOME LOCALLY
BREEZY BY THE MIDDLE OF NEXT WEEK. TRADE WIND WEATHER WILL CONTINUE
THROUGH NEXT WEEK.

&&

.HFO WATCHES/WARNINGS/ADVISORIES...
FLASH FLOOD WATCH FOR KAUAI AND OAHU THROUGH 600 PM SUNDAY.
&&

PROTON

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
848 PM HST SAT OCT 01 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0840 PM     HEAVY RAIN       2 NE MILILANI TOWN      21.47N 157.99W
10/01/2005  0.00 INCH        HONOLULU           HI   TRAINED SPOTTER

            HEAVY RAIN WITH PONDING ON ROADWAYS.

0840 PM     HEAVY RAIN       N MILILANI TOWN         21.45N 158.02W
10/01/2005  0.00 INCH        HONOLULU           HI   TRAINED SPOTTER

            HEAVY RAIN FOR THE LAST HOUR. FLOODED SIDEWALK AND
            PONDING ON ROADWAY.

&&

HFO

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE HONOLULU HI
851 PM HST SAT OCT 01 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0840 PM     HEAVY RAIN       N MILILANI TOWN         21.45N 158.02W
10/01/2005  2.00 INCH        HONOLULU           HI   TRAINED SPOTTER

            -CORRECTION- HEAVY RAIN 2INCHES IN ONE HOUR. FLOODED
            SIDEWALK AND PONDING ON ROADWAY.

&&

HFO