Alert archive / Tennessee / Tornado Warnings in 2002

Tornado Warning 4, NWS Nashville, TN

March 29, 2002DeKalb County, Tennessee

NWS Nashville, TN issued this tornado warning at Mar 29, 2002, 8:02 PM CST for DeKalb County, Tennessee. It was in force for 23 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
Mar 29, 2002, 8:02 PM CST (02:02 UTC)
Expired
Mar 29, 2002, 8:25 PM CST
In force
23 min
Issued by
NWS Nashville, TN
Area
Whole counties

County DeKalb County, TN

The radar

The Nashville radar (KOHX), 72 km from the middle of the area, began a volume at 02:06 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 watch it was issued in

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

IssuedProductOfficeLasted
Mar 29, 6:30 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 2.0 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 00:00Z on 2002-03-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1120 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 2002-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 216 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
1120 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
1253 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
216 m²/s²
0-3 km storm-relative helicity
352 m²/s²
Significant tornado parameter
1.9
Supercell composite
9.5

Open this sounding in Storm Lab

The text

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

516 
WFUS54 KOHX 300202
TORBNA
TNC041-300225-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
801 PM CST FRI MAR 29 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR...
  DE KALB COUNTY IN TENNESSEE
  THIS INCLUDES THE CITY OF SMITHVILLE

* UNTIL 825 PM CST

* AT 756 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 5 MILES SOUTHWEST OF SMITHVILLE...MOVING EAST AT 30 MPH.

* THE TORNADO IS EXPECTED TO MOVE NEAR SHINING ROCK.

HEAVY RAIN MAY MAKE THIS TORNADO INVISIBLE. TAKE COVER NOW IF YOU
WAIT UNTIL YOU SEE OR HEAR IT COMING, IT MAY BE TOO LATE TO GET TO A
SAFE PLACE.
$$
ROSE
LAT...LON 3597 8600 3581 8593 3588 8554 3589 8555
          3610 8560

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 6:27 PM CSTSevere Thunderstorm WarningOHXBenton23 min
Mar 29, 6:34 PM CSTSevere Thunderstorm WarningOHXHouston, Stewart26 min
Mar 29, 6:44 PM CSTSevere Thunderstorm WarningOHXHumphreys46 min
Mar 29, 6:44 PM CSTSevere Thunderstorm WarningOHXMaury31 min
Mar 29, 6:48 PM CSTTornado WarningOHXRobertson27 min
Mar 29, 6:56 PM CSTSevere Thunderstorm WarningOHXWilliamson29 min
Mar 29, 7:02 PM CSTSevere Thunderstorm WarningOHXBenton18 min
Mar 29, 7:04 PM CSTSevere Thunderstorm WarningOHXSumner31 min
Mar 29, 7:15 PM CSTSevere Thunderstorm WarningOHXBedford, Marshall, Rutherford30 min
Mar 29, 7:17 PM CSTTornado WarningOHXSumner28 min
Mar 29, 7:23 PM CSTSevere Thunderstorm WarningOHXHumphreys32 min
Mar 29, 7:39 PM CSTTornado WarningOHXMacon31 min
Mar 29, 7:42 PM CSTSevere Thunderstorm WarningOHXCannon33 min
Mar 29, 7:47 PM CSTSevere Thunderstorm WarningOHXBedford28 min
Mar 29, 7:59 PM CSTSevere Thunderstorm WarningOHXCoffee31 min
Mar 29, 8:30 PM CSTSevere Thunderstorm WarningOHXWilliamson20 min
Mar 29, 8:48 PM CSTSevere Thunderstorm WarningOHXRutherford27 min
Mar 29, 9:29 PM CSTTornado WarningOHXGiles, Marshall31 min
Mar 29, 9:39 PM CSTSevere Thunderstorm WarningOHXLincoln, Moore26 min

Nearby

Tornado Warnings in Tennessee, 2002Every tornado warning in 2002Tornadoes in 2002

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.