Alert archive / Arkansas / Flash Flood Warnings in 1997

Flash Flood Warning 37, NWS Memphis, TN

April 5, 1997Craighead County, Poinsett County, Arkansas

NWS Memphis, TN issued this flash flood warning at Apr 5, 1997, 8:51 AM CST for Craighead County, Poinsett County, Arkansas. 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
Apr 5, 1997, 8:51 AM CST (14:51 UTC)
Expired
Apr 5, 1997, 11:55 AM CST
In force
3 hr
Issued by
NWS Memphis, TN
Area
Whole counties

Counties Craighead County, AR, Poinsett County, AR

The radar

The Memphis radar (KNQA), 81 km from the middle of the area, began a volume at 14:52 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

Little Rock, AR (KLZK), launched 12:00Z, 2.9 hours before the alert went out and 116 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 1997-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 26 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 1997-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 137 square meters per square second.1939587897Sfc1 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
26 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
506 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
137 m²/s²
0-3 km storm-relative helicity
133 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 
TTAA00 KMEM 051455
FFWMEM
ARC031-111-051755-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
851 AM CST SAT APR 5 1997

THE NATIONAL WEATHER SERVICE IN MEMPHIS TN HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1155 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN NORTHEASTERN ARKANSAS

   ...CRAIGHEAD COUNTY
   ...POINSETT COUNTY
 
AT 850 AM...FLOODING WAS REPORTED IN BONO..CARAWAY..MONETTE AND
HARRISBURG. WATER HAS RISEN HIGH ENOUGH TO AFFECT HOMES IN THESE
LOCATIONS. ADDITIONAL RAINFALL THIS MORNING COULD AGGRAVATE THE
FLOODING CONDITIONS.

.A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON
FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
 

&

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 12:00 AM CSTFlash Flood WarningMEGSt. Francis4 hr
Apr 5, 6:46 AM CSTSevere Thunderstorm WarningMEGLawrence34 min
Apr 5, 7:04 AM CSTSevere Thunderstorm WarningMEGRandolph31 min

Nearby

Flash Flood Warnings in Arkansas, 1997Every flash flood warning in 1997

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.