Alert archive / Tennessee / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 252, NWS Nashville, TN

July 30, 2000Warren County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Jul 30, 2000, 2:32 PM CDT for Warren County, Tennessee. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 30, 2000, 2:32 PM CDT (19:32 UTC)
Expired
Jul 30, 2000, 3:00 PM CDT
In force
28 min
Issued by
NWS Nashville, TN
Area
Whole counties

County Warren County, TN

The radar

The Northeast Alabama radar (KHTX), 88 km from the middle of the area, began a volume at 19:33 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.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 7.5 hours before the alert went out and 89 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 2000-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 240 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 2000-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 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
240 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
578 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
92 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 
WUUS54 KOHX 301933
SVRBNA
TNC177-302000-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
232 PM CDT SUN JUL 30 2000

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN WARREN COUNTY IN TENNESSEE

* UNTIL 300 PM CDT

* AT 224 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
A   SEVERE THUNDERSTORM OVER EXTREME SOUTHERN WARREN COUNTY...OR   3
ABOUT 10 MILES SOUTH OF MCMINNVILLE...MOVING NORTHEAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL MOVE THROUGH AREAS EAST AND SOUTH
  OF MCMINNVILLE AND BETWEEN NOW AND 3 PM CDT.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 30, 12:45 AM CDTSevere Thunderstorm WarningOHXHumphreys30 min
Jul 30, 4:30 PM CDTSevere Thunderstorm WarningOHXCoffee, Franklin, Grundy30 min
Jul 30, 5:52 PM CDTSevere Thunderstorm WarningOHXWilson23 min
Jul 30, 6:12 PM CDTSevere Thunderstorm WarningOHXCannon, DeKalb, Wilson33 min
Jul 30, 6:12 PM CDTSevere Thunderstorm WarningOHXSmith33 min
Jul 30, 6:33 PM CDTSevere Thunderstorm WarningOHXCumberland27 min
Jul 30, 6:51 PM CDTSevere Thunderstorm WarningOHXClay, Jackson24 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2000Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.