Alert archive / Arkansas / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 21, NWS Little Rock, AR

March 24, 1994Prairie County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Mar 24, 1994, 5:16 AM CST for Prairie County, Arkansas. It was in force for 29 min.

The area

The counties it named.

The facts

Issued
Mar 24, 1994, 5:16 AM CST (11:16 UTC)
Expired
Mar 24, 1994, 5:45 AM CST
In force
29 min
Issued by
NWS Little Rock, AR
Area
Whole counties

County Prairie County, AR

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 11.3 hours before the alert went out and 146 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 1994-03-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1125 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 1994-03-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 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
1125 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
824 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
181 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLIT 241121 COR
SVRLIT
ARC117-241145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED...CORRECTED TIME 510 AM NOT PM
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
516 AM CST THU MAR 24 1994

THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  545 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS......

IN CENTRAL ARKANSAS

   ...PRAIRIE COUNTY

AT 510 AM CST,,,HE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR
DES ARC...ARKANSAS MOVING NORTHEAST AROUND 40 MPH.


SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.


06

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 24, 3:37 AM CSTSevere Thunderstorm WarningLZKGarland53 min
Mar 24, 3:56 AM CSTSevere Thunderstorm WarningLZKWhite49 min
Mar 24, 5:07 AM CSTSevere Thunderstorm WarningLZKWoodruff38 min
Mar 24, 5:26 AM CSTSevere Thunderstorm WarningLZKMonroe34 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 1994Every severe thunderstorm warning in 1994

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.