Alert archive / Missouri / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 83, NWS Memphis, TN

April 13, 1998Dunklin County, Missouri

NWS Memphis, TN issued this severe thunderstorm warning at Apr 13, 1998, 11:04 PM CDT for Dunklin County, Missouri. It was in force for 41 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
Apr 13, 1998, 11:04 PM CDT (04:04 UTC)
Expired
Apr 13, 1998, 11:45 PM CDT
In force
41 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Dunklin County, MO

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 4.1 hours before the alert went out and 143 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 1998-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 652 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 1998-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 207 square meters per square second.1939587897117Sfc1 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
652 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
898 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
207 m²/s²
0-3 km storm-relative helicity
223 m²/s²
Significant tornado parameter
0.8
Supercell composite
3.2

Open this sounding in Storm Lab

The text

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

269 
WUUS1 KMEM 140408 RRA
SVRMEM
MOC069-140445-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1104 PM CDT MON APR 13 1998
 
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1145 PM CDT
FOR PERSONS IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST MISSOURI
 
   ...SOUTHERN DUNKLIN COUNTY
 
AT 1103 PM..RADAR SHOWED A SEVERE THUNDERSTORM MOVING INTO SOUTHERN
DUNKLIN COUNTY 10 MILES SOUTHWEST OF KENNETT. THIS STORM WAS MOVING TO
THE EAST AT 40 MPH. THIS STORM PRODUCED DIME SIZED HAIL AT PARAGOULD.
 
.IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
 
 
&

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Apr 13, 7:45 PM CDT, 3 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEMPHIS TENNESSEE
745 PM CDT MON APR 13 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0730 PM    PALATKA                   AR   1.75 INCH HAIL
04/13/98   CLAY                           HIGHWAY PATROL REPORTED
                                          GOLFBALL SIZE HAIL

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 13, 7:59 PM CDTTornado WarningMEGDunklin31 min
Apr 13, 8:20 PM CDTTornado WarningMEGPemiscot40 min
Apr 13, 10:39 PM CDTSevere Thunderstorm WarningMEGPemiscot51 min
Apr 13, 11:30 PM CDTSevere Thunderstorm WarningMEGPemiscot50 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1998Every severe thunderstorm warning in 1998

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.