Alert archive / Missouri / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 74, NWS Memphis, TN

March 2, 1997Dunklin County, Missouri; Greene County, Arkansas

NWS Memphis, TN issued this severe thunderstorm warning at Mar 2, 1997, 8:59 PM CST for Dunklin County, Missouri; Greene County, Arkansas. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 2, 1997, 8:59 PM CST (02:59 UTC)
Expired
Mar 2, 1997, 9:30 PM CST
In force
31 min
Issued by
NWS Memphis, TN
Area
Whole counties

Counties Greene County, AR, Dunklin County, MO

The radar

The Memphis radar (KNQA), 96 km from the middle of the area, began a volume at 03:00 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 00:00Z, 3.0 hours before the alert went out and 147 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 1997-03-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 km2 km3 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 1997-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 206 square meters per square second.193958Sfc1 km3 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
453 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
206 m²/s²
0-3 km storm-relative helicity
286 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 030300 RRA
SVRMEM
ARC055-MOC069-030330-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
859 PM CST SUN MAR 2 1997

THE NATIONAL WEATHER SERVICE IN MEMPHIS TN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 930 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHEASTERN ARKANSAS

   ...EASTERN GREENE COUNTY

IN SOUTHEASTERN MISSOURI

   ...DUNKLIN COUNTY
 
AT 855 PM..DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR
MONETTE MOVING NORTH AT 50 MPH. THIS STORM WILL PASS NEAR
CARDWELL AND PARAGOULD BY 905 PM AND NEAR SENATH BY 915 PM.

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL.

.WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE TELEPHONES OR
ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS
PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
&

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 2, 8:29 PM CSTSevere Thunderstorm WarningMEGPoinsett31 min
Mar 2, 8:49 PM CSTSevere Thunderstorm WarningMEGCraighead31 min
Mar 2, 9:21 PM CSTSevere Thunderstorm WarningMEGCrittenden34 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1997Severe Thunderstorm Warnings in Arkansas, 1997Every severe thunderstorm 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.