Alert archive / Hawaii / Flash Flood Warnings in 2005

Flash Flood Warning 21, NWS Honolulu, HI

September 14, 2005Kauai County, Hawaii

NWS Honolulu, HI issued this flash flood warning at Sep 14, 2005, 10:40 PM 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 outline as issued.

The facts

Issued: Sep 14, 2005, 10:40 PM HST (08:40 UTC)
Expired: Sep 15, 2005, 1:30 AM HST
In force: 3 hr
Issued by: NWS Honolulu, HI
Area: Counties, with a storm outline in the text

County Kauai County, HI

The nearest sounding before it

Lihue, (PHLI), launched 00:00Z, 8.7 hours before the alert went out and 18 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: 772 J/kg
Mixed-layer CIN: -16 J/kg
Mixed-layer LCL: 755 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 43 m²/s²
0-3 km storm-relative helicity: 132 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

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

000
WGHW50 PHFO 150840
FFWHFO
HIC007-151130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HONOLULU HI
1040 PM HST WED SEP 14 2005

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THE ISLAND OF KAUAI IN KAUAI COUNTY

* UNTIL 130 AM HST

* AT 1030 PM HST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  HEAVY RAINFALL OVER SOUTHERN AND EASTERN KAUAI.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WAINIHA...
  LIHUE...HANAPEPE...KALAHEO...MOLOAA...KILAUEA...HANALEI...HANAKOA 
  VALLEY...HANAKAPIAI VALLEY AND HAENA.

EXCESSIVE RUNOFF 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.

THIS FLASH FLOOD WARNING MAY NEED TO BE EXTENDED BEYOND 130 AM HST IF
FLASH FLOODING CONDITIONS PERSIST.

STAY TUNED TO NOAA WEATHER RADIO OR OTHER LOCAL MEDIA SOURCES FOR THE
LATEST SEVERE WEATHER INFORMATION. REPORT FLOODING TO THE POLICE FOR
IMMEDIATE RELAY TO THE NATIONAL WEATHER SERVICE.

LAT...LON 2226 15926 2179 15926 2194 15985 2227 15976

$$

POWELL

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 14, 5:56 PM HST	Flash Flood Warning	HFO	Kauai	2 hr
Sep 14, 7:48 PM HST	Flash Flood Warning	HFO	Kauai	3 hr
Sep 15, 12:35 AM HST	Flash Flood Warning	HFO	Kalawao	3 hr
Sep 15, 1:26 AM HST	Flash Flood Warning	HFO	Kauai	3 hr
Sep 15, 7:48 AM HST	Flash Flood Warning	HFO	Hawaii	3 hr
Sep 15, 10:45 AM HST	Flash Flood Warning	HFO	Hawaii	3 hr
Sep 15, 12:26 PM HST	Flash Flood Warning	HFO	Hawaii	3 hr

Nearby

Flash Flood Warnings in Hawaii, 2005 Every flash flood warning in 2005

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.