Alert archive / Tennessee / Tornado Warnings in 1998

Tornado Warning 19, NWS Memphis, TN

April 13, 1998Lake County, Obion County, Tennessee

NWS Memphis, TN issued this tornado warning at Apr 13, 1998, 11:16 PM CDT for Lake County, Obion County, Tennessee. It was in force for 59 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, 11:16 PM CDT (04:16 UTC)
Expired
Apr 14, 1998, 12:15 AM CDT
In force
59 min
Issued by
NWS Memphis, TN
Area
Whole counties

Counties Lake County, TN, Obion County, TN

The radar

The Paducah radar (KPAH), 94 km from the middle of the area, began a volume at 04:17 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, 4.3 hours before the alert went out and 178 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°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.

345 
WFUS1 KMEM 140418 RRA
TORMEM
TNC095-131-140515-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1116 PM CDT MON APR 13 1998
 
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1215 AM CDT
FOR PERSONS IN THE FOLLOWING LOCATIONS...
 
IN WEST TENNESSEE
 
   ...SOUTHERN LAKE COUNTY...OBION COUNTY
 
AT 1115 PM..RADAR SHOWED A SEVERE THUNDERSTORM WITH POSSIBLE TORNADO
NEAR WYNNBURG MOVING TO THE EAST AT 40 MPH. THIS STORM WILL AFFECT
TIPTONVILLE..WYNNBURG..HORNBEAK AND SAMBURG.
 
.IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

What forecasters said that day

The local office's own words before this tornado 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 31 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, 9:59 PM CDTSevere Thunderstorm WarningMEGObion46 min
Apr 13, 11:00 PM CDTSevere Thunderstorm WarningMEGLake30 min
Apr 14, 12:10 AM CDTSevere Thunderstorm WarningMEGWeakley45 min
Apr 14, 12:31 AM CDTSevere Thunderstorm WarningMEGCarroll, Henry64 min
Apr 14, 12:52 AM CDTSevere Thunderstorm WarningMEGGibson48 min
Apr 14, 1:05 AM CDTSevere Thunderstorm WarningMEGShelby60 min

Nearby

Tornado Warnings in Tennessee, 1998Every tornado warning in 1998Tornadoes 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; radar from the NEXRAD Level II archive.