Alert archive / Arkansas / Flash Flood Warnings in 2005

Flash Flood Warning 21, NWS Little Rock, AR

August 6, 2005Izard County, Arkansas

NWS Little Rock, AR issued this flash flood warning at Aug 6, 2005, 3:07 PM CDT for Izard County, Arkansas. It was in force for 113 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 6, 2005, 3:07 PM CDT (20:07 UTC)
Expired
Aug 6, 2005, 5:00 PM CDT
In force
113 min
Issued by
NWS Little Rock, AR
Area
Counties, with a storm outline in the text

County Izard County, AR

The radar

The Little Rock radar (KLZK), 143 km from the middle of the area, began a volume at 20:11 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 8.1 hours before the alert went out and 195 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-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 2005-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 721 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2005-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
721 J/kg
Mixed-layer CIN
-112 J/kg
Mixed-layer LCL
970 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
19 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 
WGUS54 KLZK 062009
FFWLZK
ARC065-062200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
307 PM CDT SAT AUG 6 2005

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  IZARD COUNTY IN NORTH CENTRAL ARKANSAS

* UNTIL 500 PM CDT

* AT 305 PM CDT...DOPPLER WEATHER RADAR SHOWED SHOWERS AND           
  THUNDERSTORMS CONTINUING TO DEVELOP ACROSS MUCH OF IZARD COUNTY. 
  THE RADAR ESTIMATED THAT 2 TO 3 INCHES OF RAIN HAD FALLEN FROM 
  MELBOURNE TO AROUND HORSESHOE BEND. WITH ADDITIONAL HEAVY          
  RAINFALL...FLASH FLOODING IS LIKELY TO OCCUR. 

&&

DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. THE WATER DEPTH
MAY BE TOO GREAT FOR SAFE PASSAGE. IT ONLY TAKES ABOUT TWO FEET OF
MOVING WATER TO CARRY A VEHICLE DOWNSTREAM.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN LITTLE ROCK.

LAT...LON 3625 9170 3619 9168 3604 9170 3597 9172
      3593 9177 3590 9187 3595 9206 3607 9208
      3614 9216 3625 9213

$$

46

The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 6, 12:57 PM CDTSevere Thunderstorm WarningLZKScott22 min
Aug 6, 1:45 PM CDTFlash Flood WarningLZKFulton, Sharp2 hr
Aug 6, 2:15 PM CDTSevere Thunderstorm WarningLZKIzard45 min
Aug 6, 2:54 PM CDTFlash Flood WarningLZKPulaski2 hr
Aug 6, 3:08 PM CDTSevere Thunderstorm WarningLZKBaxter, Searcy, Stone37 min
Aug 6, 3:17 PM CDTSevere Thunderstorm WarningLZKGrant, Hot Spring43 min
Aug 6, 3:30 PM CDTSevere Thunderstorm WarningLZKJohnson45 min
Aug 6, 3:35 PM CDTSevere Thunderstorm WarningLZKBaxter, Marion, Searcy40 min
Aug 6, 3:38 PM CDTSevere Thunderstorm WarningLZKCalhoun37 min
Aug 6, 4:04 PM CDTSevere Thunderstorm WarningLZKLonoke20 min
Aug 6, 4:42 PM CDTSevere Thunderstorm WarningLZKLonoke, Prairie33 min
Aug 6, 4:50 PM CDTSevere Thunderstorm WarningLZKMonroe, Woodruff25 min

Nearby

Flash Flood Warnings in Arkansas, 2005Every 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; radar from the NEXRAD Level II archive.