Alert archive / Tennessee / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 21, NWS Morristown, TN

May 9, 1995Anderson County, Tennessee

NWS Morristown, TN issued this severe thunderstorm warning at May 9, 1995, 6:15 PM EDT for Anderson County, Tennessee. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
May 9, 1995, 6:15 PM EDT (22:15 UTC)
Expired
May 9, 1995, 7:00 PM EDT
In force
45 min
Issued by
NWS Morristown, TN
Area
Whole counties

County Anderson County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 10.3 hours before the alert went out and 216 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, Nashville Metro, TN at 12:00Z on 1995-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 122 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, Nashville Metro, TN at 12:00Z on 1995-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 292 square meters per square second.19395878Sfc1 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
122 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
662 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
292 m²/s²
0-3 km storm-relative helicity
337 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTYS 092215
SVRTYS
TNC001-092300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KNOXVILLE TN
615 PM EDT TUE MAY 9 1995
 
THE NATIONAL WEATHER SERVICE IN KNOXVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL  700 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL TENNESSEE
 
   ...SOUTHERN ANDERSON COUNTY
 
AT 613 PM EDT WEATHER RADAR SHOWED A SEVERE THUNDERSTORM JUST WEST OF
OAK RIDGE MOVING EAST-NORTHEAST AT 30 MPH.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
 
 
NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
May 9, 2:46 PM EDTSevere Thunderstorm WarningMRXAnderson29 min
May 9, 3:26 PM EDTSevere Thunderstorm WarningMRXCumberland34 min
May 9, 3:33 PM EDTSevere Thunderstorm WarningMRXMorgan27 min
May 9, 4:32 PM EDTSevere Thunderstorm WarningMRXRoane58 min
May 9, 5:05 PM EDTSevere Thunderstorm WarningMRXAnderson, Knox, Loudon55 min
May 9, 5:40 PM EDTSevere Thunderstorm WarningMRXKnox, Roane65 min
May 9, 5:59 PM EDTSevere Thunderstorm WarningMRXGrainger, Jefferson61 min
May 9, 6:37 PM EDTSevere Thunderstorm WarningMRXKnox, Roane38 min
May 9, 7:14 PM EDTSevere Thunderstorm WarningMRXJefferson61 min
May 9, 7:50 PM EDTSevere Thunderstorm WarningMRXCocke40 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 1995Every severe thunderstorm warning in 1995

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.