Alert archive / Tennessee / Tornado Warnings in 2000

Tornado Warning 27, NWS Nashville, TN

February 18, 2000Grundy County, Tennessee

NWS Nashville, TN issued this tornado warning at Feb 18, 2000, 8:30 PM CST for Grundy County, Tennessee. It was in force for 45 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 18, 2000, 8:30 PM CST (02:30 UTC)
Expired
Feb 18, 2000, 9:15 PM CST
In force
45 min
Issued by
NWS Nashville, TN
Area
Whole counties

County Grundy County, TN

What was reported inside it

TimeReportWhereRemark
Feb 18, 9:10 PM CSTThunderstorm Wind 50 ETracy City, TNTrees were blown down.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 2.5 hours before the alert went out and 114 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 2000-02-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 22 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, Nashville Metro, TN at 00:00Z on 2000-02-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 596 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
22 J/kg
Mixed-layer CIN
-166 J/kg
Mixed-layer LCL
870 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
596 m²/s²
0-3 km storm-relative helicity
715 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

666 
WFUS54 KOHX 190230
TORBNA
TNC051-061-103-127-190315-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
830 PM CST FRI FEB 18 2000

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL FRANKLIN COUNTY IN TENNESSEE
  THIS INCLUDES THE CITY OF WINCHESTER
  SOUTHWESTERN GRUNDY COUNTY IN TENNESSEE
  EASTERN LINCOLN COUNTY IN TENNESSEE
  SOUTH CENTRAL MOORE COUNTY IN TENNESSEE

* UNTIL 915 PM CST

* AT 828 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH A DEVELOPING TORNADO 21 MILES WEST OF
  WINCHESTER...OR ABOUT 5 MILES EAST OF FAYETTEVILLE...MOVING EAST AT
  50 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  WINCHESTER AT 845 PM CST   
  COWAN AT 850 PM CST   
  SEWANEE AT 900 PM CST

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 18, 6:02 PM CSTTornado WarningOHXMontgomery43 min
Feb 18, 6:07 PM CSTTornado WarningOHXBenton, Houston, Humphreys33 min
Feb 18, 6:30 PM CSTSevere Thunderstorm WarningOHXDickson30 min
Feb 18, 6:34 PM CSTTornado WarningOHXRutherford, Wilson26 min
Feb 18, 6:34 PM CSTTornado WarningOHXWilliamson26 min
Feb 18, 6:42 PM CSTTornado WarningOHXRobertson33 min
Feb 18, 6:58 PM CSTTornado WarningOHXCannon, DeKalb, Rutherford, Smith, Wilson47 min
Feb 18, 7:01 PM CSTTornado WarningOHXLawrence, Wayne44 min
Feb 18, 7:11 PM CSTTornado WarningOHXBedford, Giles, Lincoln, Marshall34 min
Feb 18, 7:11 PM CSTTornado WarningOHXCoffee34 min
Feb 18, 7:20 PM CSTTornado WarningOHXGiles25 min
Feb 18, 7:29 PM CSTTornado WarningOHXBedford, Cannon, Coffee, Rutherford46 min
Feb 18, 7:45 PM CSTTornado WarningOHXGiles, Lincoln45 min
Feb 18, 7:45 PM CSTTornado WarningOHXMoore45 min
Feb 18, 8:30 PM CSTTornado WarningOHXFranklin, Lincoln, Moore45 min
Feb 18, 8:41 PM CSTTornado WarningOHXVan Buren, Warren49 min

Nearby

Tornado Warnings in Tennessee, 2000Every tornado warning in 2000Tornadoes in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.