Alert archive / Tennessee / Tornado Warnings in 2000

Tornado Warning 12, NWS Nashville, TN

February 18, 2000Maury County, Tennessee

NWS Nashville, TN issued this tornado warning at Feb 18, 2000, 5:53 PM CST for Maury County, Tennessee. It was in force for 37 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, 5:53 PM CST (23:53 UTC)
Expired
Feb 18, 2000, 6:30 PM CST
In force
37 min
Issued by
NWS Nashville, TN
Area
Whole counties

County Maury County, TN

The radar

The Nashville radar (KOHX), 84 km from the middle of the area, began a volume at 23:48 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Feb 18, 6:20 PM CSTThunderstorm Wind 50 ECountywide, TNA few trees 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 18, 5:30 PM CSTTornado WatchSPC5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 11.9 hours before the alert went out and 71 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 2000-02-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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 12:00Z on 2000-02-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 541 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
4 J/kg
Mixed-layer CIN
-162 J/kg
Mixed-layer LCL
608 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
541 m²/s²
0-3 km storm-relative helicity
683 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KOHX 182354
TORBNA
TNC119-149-187-190030-

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

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTH CENTRAL MAURY COUNTY IN TENNESSEE
  NORTHWESTERN RUTHERFORD COUNTY IN TENNESSEE
  WILLIAMSON COUNTY IN TENNESSEE
  THIS INCLUDES THE CITY OF FRANKLIN

* UNTIL 630 PM CST

* AT 555 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH A DEVELOPING TORNADO 15 MILES WEST OF SPRING
  HILL...OR ABOUT 11 MILES NORTHWEST OF COLUMBIA...MOVING NORTHEAST
  AT 45 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  SPRING HUILL AT 605 PM CST
  FRANKLIN AT 615 PM CST
  NOLENSVILLE...BRENTWOOD AT 625 PM CST

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 17, 6:39 PM CSTSevere Thunderstorm WarningOHXLewis, Maury36 min
Feb 17, 7:04 PM CSTSevere Thunderstorm WarningOHXMaury41 min
Feb 18, 12:04 AM CSTSevere Thunderstorm WarningOHXHickman, Maury, Williamson41 min
Feb 18, 5:13 PM CSTTornado WarningOHXDavidson, Sumner, Williamson, Wilson32 min
Feb 18, 5:39 PM CSTTornado WarningOHXBenton, Houston, Stewart51 min
Feb 18, 5:42 PM CSTTornado WarningOHXSmith, Wilson33 min
Feb 18, 5:53 PM CSTTornado WarningOHXRutherford, Williamson37 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; radar from the NEXRAD Level II archive.