Alert archive / Tennessee / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 2, NWS Nashville, TN

February 9, 1990Lincoln County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Feb 9, 1990, 9:34 PM CST for Lincoln County, Tennessee. It was in force for 41 min.

The area

The counties it named.

The facts

Issued
Feb 9, 1990, 9:34 PM CST (03:34 UTC)
Expired
Feb 9, 1990, 10:15 PM CST
In force
41 min
Issued by
NWS Nashville, TN
Area
Whole counties

County Lincoln 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 00:00Z, 3.6 hours before the alert went out and 110 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 00:00Z on 1990-02-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 110 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 00:00Z on 1990-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 121 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
110 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
589 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
121 m²/s²
0-3 km storm-relative helicity
153 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBNA 100337
SVRBNA
TNC103-100415-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
934 PM CST FRI FEB 9 1990
 
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1015 PM CST
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN MIDDLE TENNESSEE
          ...LINCOLN
 
RADAR SHOWS A SEVERE THUNDERSTORM IN WESTERN LINCOLN COUNTY MOVING
NORTHEAST AT NEARLY 50 MPH. THE COMMUNITY OF FAYETTEVILLE IS LIKELY
TO BE AFFECTED.  THIS IS THE SAME STORM THAT PRODUCED LARGE HAIL IN
ALABAMA.
 
 
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAV7Y RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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, Feb 9, 7:30 PM CST, 2 hours 4 minutes before
TNZ007>011-100315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
730 PM CST FRI FEB 9 1990

...THUNDERSTORMS AND GUSTY WINDS OVER THE MID STATE...

A COLD FRONT IS MOVING ACROSS THE MIDDLE SECTION OF TENNESSEE
THIS EVENING AND IS PRODUCING SCATTERED THUNDERSTORMS AND
STRONG WINDS.

AT 725 PM NASHVILLE RADAR SHOWED THUNDERSTORMS FROM SOUTH CENTRAL
KENTUCKY NEAR BOWLING GREEN THROUGH NASHVILLE AND INTO SOUTHERN
MIDDLE TENNESSEE.  SOME OF THE STORMS ARE PRODUCING VERY HEAVY RAIN.

AS THE COLD FRONT PASSES WINDS ARE GUSTING OVER 30 MPH.  NASHVILLE
AIRPORT HAD A WIND GUST TO 37 MPH AT 715 PM.  RESIDENTS OF MIDDLE
TENNESSEE FROM NASHVILLE EAST TO THE PLATEAU AND SOUTH TO THE ALABAMA
STATE LINE CAN EXPECT THESE WINDS TO DEVELOP BEFORE MIDNIGHT AS THE
FRONT MOVES THROUGH.
.
THE RAIN SHOULD END SATURDAY MORNING OVER MIDDLE TENNESSEE WITH
A COOLDER WEEKEND IN STORE.   OF INTEREST TO FARMERS AND GARDENERS...
THE TEMPERATURE IS EXPECTED TO DROP BELOW FREEZING SATURDAY NIGHT.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 9, 8:57 PM CSTSevere Thunderstorm WarningOHXGiles, Lawrence48 min
Feb 9, 10:22 PM CSTTornado WarningOHXFranklin28 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 1990Every severe thunderstorm warning in 1990

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.