Alert archive / Arkansas / Flash Flood Warnings in 2004

Flash Flood Warning 39, NWS Memphis, TN

June 30, 2004Phillips County, Arkansas

NWS Memphis, TN issued this flash flood warning at Jun 30, 2004, 2:22 AM CDT for Phillips 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
Jun 30, 2004, 2:22 AM CDT (07:22 UTC)
Expired
Jun 30, 2004, 4:15 AM CDT
In force
113 min
Issued by
NWS Memphis, TN
Area
Counties, with a storm outline in the text

County Phillips County, AR

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 7.4 hours before the alert went out and 82 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 00:00Z on 2004-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 677 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 00:00Z on 2004-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 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
677 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
904 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
19 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KMEG 300724
FFWMEM
ARC107-300915-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
222 AM CDT WED JUN 30 2004

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  PHILLIPS COUNTY IN EASTERN ARKANSAS

* UNTIL 415 AM CDT

* AT 222 AM CDT...WEATHER RADAR INDICATED THUNDERSTORMS PRODUCING 
VERY HEAVY RAIN ACROSS NORTHERN PHILLIPS COUNTY NEAR MARVELL. RADAR 
INDICATES THAT AROUND 2 INCHES OF RAIN FELL BETWEEN 130 AM AND 215 
AM NEAR MARVELL. THESE STORMS ARE MOVING VERY SLOWLY EASTWARD. THE 
THE GREATEST THREAT OF FLASH FLOODING WILL BE IN THE AREA OF COFFEE 
CREEK.

* CITIES AFFECTED THROUGH 415 AM CDT INCLUDE...
  WEST HELENA...WATKINS CORNER...MARVELL...LEXA...LAKE VIEW...HELENA

.BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...
ACT QUICKLY.

.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 3465 9058 3446 9057 3436 9079 3435 9099
          3466 9107

$$

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 30, 4:10 AM CDTFlash Flood WarningMEGPhillips3 hr

Nearby

Flash Flood Warnings in Arkansas, 2004Every flash flood warning in 2004

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.