Alert archive / Tennessee / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 293, NWS Memphis, TN

June 14, 1998Dyer County, Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at Jun 14, 1998, 12:43 AM CDT for Dyer County, Tennessee. It was in force for 32 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 14, 1998, 12:43 AM CDT (05:43 UTC)
Expired
Jun 14, 1998, 1:15 AM CDT
In force
32 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Dyer County, TN

The radar

The Memphis radar (KNQA), 90 km from the middle of the area, began a volume at 05:43 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.

What was reported inside it

TimeReportWhereRemark
Jun 14, 1:15 AM CDTThunderstorm WindNewbern, TNSeveral large tree limbs were blown down.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 5.7 hours before the alert went out and 145 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 1998-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4433 joules per kilogram.LCLEL10008507005003002001001 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 1998-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
4433 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1215 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
61 m²/s²
Significant tornado parameter
1.1
Supercell composite
7.4

Open this sounding in Storm Lab

The text

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

644 
WUUS1 KMEM 140542 RRA
SVRMEM
TNC045-140615-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1243 AM CDT SUN JUN 14 1998


THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN DYER COUNTY IN WESTERN TENNESSEE

* UNTIL 115 AM CDT

* AT 1241 AM CDT... DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 11
  MILES NORTHWEST OF DYERSBURG OR IN THE VICINITY OF MISTON MOVING
  EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  MILLSFIELD BY 1250 AM CDT
  NEWBERN BY 100 AM CDT

.THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A PLACE OF SAFETY...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 1:11 AM CDTSevere Thunderstorm WarningMEGObion34 min
Jun 14, 1:13 AM CDTTornado WarningMEGDyer32 min
Jun 14, 1:30 AM CDTSevere Thunderstorm WarningMEGGibson45 min
Jun 14, 2:08 AM CDTSevere Thunderstorm WarningMEGCarroll42 min
Jun 14, 5:36 PM CDTTornado WarningMEGLake34 min
Jun 14, 6:02 PM CDTSevere Thunderstorm WarningMEGObion48 min
Jun 14, 6:28 PM CDTSevere Thunderstorm WarningMEGWeakley32 min
Jun 14, 6:59 PM CDTSevere Thunderstorm WarningMEGWeakley31 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.