Alert archive / Tennessee / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 69, NWS Nashville, TN

June 29, 1994Putnam County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Jun 29, 1994, 2:29 PM CDT for Putnam County, Tennessee. It was in force for 61 min.

The area

The counties it named.

The facts

Issued
Jun 29, 1994, 2:29 PM CDT (19:29 UTC)
Expired
Jun 29, 1994, 3:30 PM CDT
In force
61 min
Issued by
NWS Nashville, TN
Area
Whole counties

County Putnam County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 7.5 hours before the alert went out and 99 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 1994-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1685 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 1994-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 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
1685 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
836 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

000 
WUUS1 KBNA 291930
SVROHX
TNC141-292030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
229 PM CDT WED JUN 29 1994
 
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  330 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN MIDDLE TENNESSEE
 
   ...PUTNAM COUNTY
 
AT 225 PM CDT A SEVERE THUNDERSTORM WAS INDICATED BY RADAR
10 MILES WEST OF COOKEVILLE TENNESSEE MOVING EAST NORTHEAST AT 25
MILES AN HOUR.
 
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

Special weather statement, Jun 29, 12:11 PM CDT, 2 hours 18 minutes before
TNZ005>010-023>033-056>065-075>078-093>097-291815-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NASHVILLE TN
1211 PM CDT WED JUN 29 1994

AT 1205 PM CDT...A STRONG THUNDERSTORM WAS INDICATED OVER
COLUMBIA TENNESSEE IN MAURY COUNTY.  THIS STORM WILL MOVE
EAST THROUGH MAURY COUNTY.

STRONG THUNDERSTORMS WERE ALSO MOVING THROUGH FRANKLIN COUNTY
AT 25 MILES AN HOUR.

SOME OF THESE STORMS MAY CONTAIN SMALL HAIL...GUSTY WINDS...DEADLY
LIGHTNING AND VERY HEAVY DOWNPOURS OF RAIN.
Special weather statement, Jun 29, 12:12 PM CDT, 2 hours 17 minutes before
TNZ005>010-023>033-056>065-075>078-093>097-291815-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NASHVILLE TN
1211 PM CDT WED JUN 29 1994

AT 1205 PM CDT...A STRONG THUNDERSTORM WAS INDICATED OVER
COLUMBIA TENNESSEE IN MAURY COUNTY.  THIS STORM WILL MOVE
EAST THROUGH MAURY COUNTY.

STRONG THUNDERSTORMS WERE ALSO MOVING THROUGH FRANKLIN COUNTY
AT 25 MILES AN HOUR.

SOME OF THESE STORMS MAY CONTAIN SMALL HAIL...GUSTY WINDS...DEADLY
LIGHTNING AND VERY HEAVY DOWNPOURS OF RAIN.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 4:30 AM CDTSevere Thunderstorm WarningOHXLawrence, Wayne45 min
Jun 29, 9:21 AM CDTSevere Thunderstorm WarningOHXWayne69 min
Jun 29, 10:23 AM CDTSevere Thunderstorm WarningOHXLawrence67 min
Jun 29, 10:35 AM CDTSevere Thunderstorm WarningOHXGiles55 min
Jun 29, 10:54 AM CDTSevere Thunderstorm WarningOHXLincoln66 min
Jun 29, 1:13 PM CDTSevere Thunderstorm WarningOHXCannon, DeKalb62 min
Jun 29, 4:50 PM CDTSevere Thunderstorm WarningOHXRutherford25 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 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.