Alert archive / Hawaii / Flash Flood Warnings in 2002

Flash Flood Warning 9, NWS Honolulu, HI

February 26, 2002Kauai County, Hawaii

NWS Honolulu, HI issued this flash flood warning at Feb 26, 2002, 7:15 AM HST for Kauai County, Hawaii. 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: Feb 26, 2002, 7:15 AM HST (17:15 UTC)
Expired: Feb 26, 2002, 10:15 AM HST
In force: 3 hr
Issued by: NWS Honolulu, HI
Area: Whole counties

County Kauai County, HI

The nearest sounding before it

Lihue, (PHLI), launched 12:00Z, 5.3 hours before the alert went out and 37 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 26 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 1079 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: -24 m²/s²
0-3 km storm-relative helicity: 0 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WGHW50 PHFO 261709
FFWHI 
HIZ004-008-262015-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HONOLULU HI
715 AM HST TUE FEB 26 2002

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTH AND EAST HAWAII... AND SOUTH HAWAII
  INCLUDING THE DISTRICTS OF...HILO...PUNA AND KAU
	 
* UNTIL 1015 AM HST
	
* AT 715 AM HST...NATIONAL WEATHER SERVICE DOPPLER RADAR
  INDICATED STRONG THUNDERSTORMS DEVELOPING

* THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL BE NEAR HILO AND PUNA 
  AND UPSLOPE OF KAU. RAINFALL RATES IN EXCESS OF 3 INCHES PER HOUR 
  ARE BEING OBSERVED MAUKA...OR UPSLOPE...OF THE MAMALAHOU HIGHWAY 
  NEAR VOLCANO AND THE KILAUEA MILITARY CAMP. HEAVY RAIN IS ALSO 
  FALLING IN PUNA NEAR PAHOA AND TO THE SOUTH OF HILO.

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.

THIS STORM WILL PRODUCE DANGEROUS LIGHTNING. LIGHTNING IS A LEADING 
KILLER AND PRECAUTIONS SHOULD BE TAKEN TO AVOID BEING STRUCK BY 
LIGHTNING. STAY OUT FROM UNDER TALL TREES AND AWAY FROM THE OCEAN 
AND BEACHES IF LIGHTNING IS OCCURRING. DO NOT TOUCH OR REMAIN CLOSE 
TO METAL POLES OR FENCES.

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

2 follow-up statements

000 
WGHW70 PHFO 261907
FFSHI 
HIZ004-008-261935-

CORRECTION FOR ZONES AFFECTED ONLY

FLASH FLOOD STATEMENT-CORRECTED
NATIONAL WEATHER SERVICE HONOLULU HI
910 AM HST TUE FEB 26 2002

...A FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 400 PM HST FOR MAUI 
AND THE BIG ISLAND OF HAWAII...

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1035 AM HST FOR 
NORTH AND EAST HAWAII...SOUTH HAWAII...

THE LATEST RAINFALL REPORTS SHOW THAT 4 TO 6 INCHES OF RAIN HAVE 
FALLEN OVER WINDWARD BIG ISLAND IN THE 24 HOURS ENDING 8 AM HST... 
WITH 2 TO 4 INCHES OF THAT IN THE LAST 6 HOURS.

HEAVIEST RAINFALL HAS BEEN FALLING IN A BAND OF SHOWERS ORIENTED 
EAST TO WEST. THIS BAND HAS MOVED SOUTHWARD OVER THE PAST 6 HOURS... 
AND NOW LIES EASTWARD FROM KAU...PUNA AND HILO DISTRICTS. RAINFALL 
HAS DECREASED OVER HAMAKUA AT THIS HOUR.

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

000 
WGHW70 PHFO 261935
FFSHI 
HIZ004-008-262030-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE HONOLULU HI
930 AM HST TUE FEB 26 2002

...A FLOOD WATCH REMAINS IN EFFECT UNTIL 400 PM HST FOR MAUI AND THE 
BIG ISLAND OF HAWAII...

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1030 AM HST FOR 
NORTH AND EAST HAWAII...SOUTH HAWAII...

RADAR INDICATES THAT HEAVY RAINFALL HAS BEEN OCCURRING OVER THE 
UPPER SLOPES OF KAU AND IN THE VICINITY AND UPSLOPE OF HILO.

THESE STORMS ARE NEARLY STATIONARY...AS MOISTURE IS FORCED UP THE 
SLOPES OF MAUNA LOA. MOST OF THE HEAVIEST RAINFALL IS NOW SOUTH OF 
THE ISLAND. 

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

The office that day

Everything else NWS Honolulu, HI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 26, 2:30 AM HST	Flash Flood Warning	HFO	Kauai	3 hr
Feb 26, 5:30 AM HST	Flash Flood Warning	HFO	Kauai	3 hr

Nearby

Flash Flood Warnings in Hawaii, 2002 Every 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; the sounding from the Mesonet's radiosonde archive.