Alert archive / Tennessee / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 49, NWS Nashville, TN

November 15, 1989Hickman County, Maury County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Nov 15, 1989, 1:10 PM CST for Hickman County, Maury County, Tennessee. It was in force for 50 min.

The area

The counties it named.

The facts

Issued
Nov 15, 1989, 1:10 PM CST (19:10 UTC)
Expired
Nov 15, 1989, 2:00 PM CST
In force
50 min
Issued by
NWS Nashville, TN
Area
Whole counties

Counties Hickman County, TN, Maury County, TN

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 7.2 hours before the alert went out and 77 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 1989-11-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 475 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 1989-11-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 square meters per square second.193958Sfc1 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
475 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
684 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
196 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBNA 151915
SVRBNA
TNC081-119-152000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
110 PM CST WED NOV 15 1989
 
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  200 PM CST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN MIDDLE TENNESSEE
          ...SOUTHEASTERN HICKMAN...MAURY
 
RADAR SHOWS A SEVERE THUNDERSTORM MOVING INTO EASTERN MAURY COUNTY AT
45 MPH. MARBLE SIZE HAIL WAS REPORTED NORTHEAST OF HOHENWALD 30
MINUTES AGO WHEN THIS STORM MOVED THROUGH LEWIS COUNTY.
 
THE STORM WILL AFFECT THE COLUMBIA AREA AND THE TOWNS OF SANTA FE...
WILLIAMSPORT AND POSSIBLY SPRING HILL.
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 15, 1:26 PM CSTSevere Thunderstorm WarningOHXMontgomery, Stewart49 min
Nov 15, 5:10 PM CSTTornado WarningOHXWarren, White35 min
Nov 15, 5:10 PM CSTTornado WarningOHXCoffee, Franklin35 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 1989Every severe thunderstorm warning in 1989

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.