Alert archive / Missouri / Flash Flood Warnings in 2003

Flash Flood Warning 49, NWS Memphis, TN

June 30, 2003Dunklin County, Missouri; Clay County, Arkansas

NWS Memphis, TN issued this flash flood warning at Jun 30, 2003, 2:24 PM CDT for Dunklin County, Missouri; Clay County, Arkansas. It was in force for 2 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
Jun 30, 2003, 2:24 PM CDT (19:24 UTC)
Expired
Jun 30, 2003, 4:30 PM CDT
In force
2 hr
Issued by
NWS Memphis, TN
Area
Counties, with a storm outline in the text

Counties Clay County, AR, Dunklin County, MO

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 7.4 hours before the alert went out and 181 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, Little Rock, AR at 12:00Z on 2003-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1624 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 12:00Z on 2003-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 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
1624 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
910 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
9 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 KMEG 301927
FFWMEM
ARC021-MOC069-302130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
224 PM CDT MON JUN 30 2003

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CLAY COUNTY IN EASTERN ARKANSAS
  DUNKLIN COUNTY IN SOUTHEAST MISSOURI

* UNTIL 430 PM CDT.

* AT 2:15 PM CDT...WEATHER RADAR INDICATED VERY HEAVY RAIN IN
  CLAY COUNTY ARKANSAS AND DUNKLIN COUNTY MISSOURI. IN               
  ADDITION...THE PUBLIC REPORTED VERY HEAVY RAIN IN CLARKTON
  MISSOURI.

* CITIES AFFECTED THROUGH 430 PM CDT INCLUDE...
  MALDEN...KENNETT...HOLCOMB...GLENNONVILLE...CLARKTON...CAMPBELL...
  SUCCESS...ST. FRANCIS...POLLARD...PIGGOTT...MCDOUGAL...KNOBEL...
  HICKORIA...GREENWAY...CORNING

.DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.

.STAY TUNED TO THIS NATIONAL WEATHER SERVICE BROADCAST FOR THE LATEST
UPDATES AND INFORMATION. TO REPORT FLOODING ONLY...CALL 1 800 4 3 2 0
8 7 5.

LAT...LON 3663 8997 3626 8997 3621 9016 3628 9037
          3630 9074 3649 9075 3650 9020 3664 9016

$$

Nearby

Flash Flood Warnings in Missouri, 2003Flash Flood Warnings in Arkansas, 2003Every flash flood warning in 2003

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.