Alert archive / Hawaii / Flash Flood Warnings in 2002

Flash Flood Warning 15, NWS Honolulu, HI

May 5, 2002

NWS Honolulu, HI issued this flash flood warning at May 5, 2002, 11:03 PM HST. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 5, 2002, 11:03 PM HST (09:03 UTC)
Expired
May 6, 2002, 2:00 AM HST
In force
3 hr
Issued by
NWS Honolulu, HI
Area
Whole counties

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGHW50 PHFO 060903
FFWHI 
HIZ008-061200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HONOLULU HI
1100 PM HST SUN MAY  5 2002

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTH HAWAII INCLUDING KAU
	 
* UNTIL 200 AM HST MONDAY
	
* AT 11 PM HST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  HEAVY RAIN JUST OFFSHORE OF THE KAU DISTRICT AND MOVING ONSHORE

* HEAVIEST RAIN WILL LIKELY OCCUR IN VICINITY OF PAHALA

* THIS WARNING REPLACES THE FLOOD ADVISORY FOR THE KAU DISTRICT

FLASH FLOODING IS EXPECTED IN NORMALLY DRY STREAMBEDS DURING THE 
NEXT THREE HOURS. PERSONS IN LOW-LYING OR FLOOD PRONE AREAS SHOULD 
MOVE TO HIGHER GROUND.

A FLASH FLOOD WARNING MEANS THAT DANGEROUS FLOODING IS IMMINENT OR 
ALREADY OCCURRING. TAKE NECESSARY ACTIONS TO PROTECT LIFE AND 
PROPERTY AND CONTINUE PRECAUTIONS UNTIL THE THREAT AND THE WARNING 
ARE OVER.

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

STAY TUNED TO NOAA WEATHER RADIO...LOCAL TV OR RADIO FOR FURTHER 
NATIONAL WEATHER SERVICE INFORMATION.
 
$$
CRAIG
1 follow-up statement
000 
WGHW70 PHFO 061034
FFSHI 
HIZ008-061130-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE HONOLULU HI
1230 AM HST MON MAY  6 2002

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 2 AM HST FOR SOUTH 
HAWAII INCLUDING KAU...

...THE FLASH FLOOD WARNING REPLACED THE FLOOD ADVISORY FOR THE KAU 
DISTRICT...

...A FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 4 AM HST FOR THE 
ENTIRE ISLAND OF HAWAII...

THE LATEST RAINFALL REPORT FROM THE PAHALA RAIN GAUGE SHOWS THAT THE 
RAIN HAS BEEN FALLING AT ABOUT ONE TO ONE AND A HALF INCHES AN HOUR 
OVER THE LAST TWO HOURS. THE RAINFALL TOTAL AT PAHALA OVER A THREE 
HOUR PERIOD ENDING AT 1215 AM HST WAS 2.79 INCHES.

RADAR INDICATES THAT MORE HEAVY RAIN IS FORMING OFFSHORE AND MOVING 
ONSHORE ALONG THE ENTIRE LENGTH OF THE KAU DISTRICT. 

STAY TUNED TO NOAA WEATHER RADIO...LOCAL TV OR RADIO FOR FURTHER 
NATIONAL WEATHER SERVICE INFORMATION.
 
$$

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Honolulu, HI wrote its last area forecast discussion before this flash flood warning went out at May 5, 8:30 PM HST, 2 hours 33 minutes earlier.

Area forecast discussion, May 5, 8:30 PM HST, 2 hours 33 minutes before
HAWAIIAN ISLANDS SYNOPTIC DISCUSSION AND GUIDANCE
NATIONAL WEATHER SERVICE HONOLULU HI
830 PM HST SUN MAY 5 2002

SUMMARY...AN UPPER LEVEL LOW JUST SOUTHWEST OF HAWAII WILL KEEP THE
ISLANDS CLOUDY AND WET THROUGH TUESDAY. WINDS WILL GENERALLY BE FROM
THE EAST. THE WEATHER SHOULD IMPROVE WEDNESDAY...WHEN THE LIFTS OUT
TO THE NORTH.

DISCUSSION...THE UPPER LOW...BEST SEEN ON WATER VAPOR SATELLITE
IMAGERY...WILL LINGER NEARBY FOR ANOTHER COUPLE OF DAYS. IT WILL
THEN MOVE OFF TO THE NORTH TAKING THE UNSTABLE AIRMASS WITH IT.
VISIBLE IMAGERY DURING THE DAY SHOWED SHOWER-BEARING CLOUDS
EXTENDING FAR EAST OF THE ISLANDS. THE TRADES WILL CARRY THESE
CLOUDS INTO THE UNSTABLE ATMOSPHERE OVER THE ISLANDS RESULTING IN
HEAVY SHOWERS.

THE FLOOD WATCH FOR THE BIG ISLAND WILL REMAIN IN EFFECT THROUGH
TONIGHT. ALL THE INGREDIENTS ARE IN PLACE FOR POSSIBLE FLASH
FLOODING...NAMELY ABUNDANT LOW LEVEL MOISTURE AND DIVERGENCE
ALOFT...WITH TERRAIN AND LOW LEVEL CONVERGENCE AS POTENTIAL
TRIGGERS. HEAVY SHOWERS MAY SPREAD WESTWARD ACROSS THE SMALLER
ISLANDS OVERNIGHT.

A SOUTH SWELL WILL ARRIVE WEDNESDAY. SURF WILL INCREASE TO HIGH SURF
ADVISORY LEVEL...POSSIBLY REACHING WARNING LEVEL FOR SOUTH SHORES
THURSDAY THROUGH SATURDAY. CRAIG.

.HFO...WARNINGS...NONE
.      WATCHES...FLOOD BIG ISLAND
.      ADVISORIES...FLOOD SOUTH HAWAII

Nearby

Flash Flood Warnings in Hawaii, 2002Every flash flood warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.