Alert archive / Texas / Tornado Warnings in 2000

Tornado Warning 10, NWS Shreveport, LA

April 7, 2000Cherokee County, Nacogdoches County, Rusk County, Texas

NWS Shreveport, LA issued this tornado warning at Apr 7, 2000, 8:43 PM CDT for Cherokee County, Nacogdoches County, Rusk County, Texas. It was in force for 62 min. 8 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Apr 7, 2000, 8:43 PM CDT (01:43 UTC)
Expired: Apr 7, 2000, 9:45 PM CDT
In force: 62 min
Issued by: NWS Shreveport, LA
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Cherokee County, TX, Nacogdoches County, TX, Rusk County, TX

The radar

The Shreveport radar (KSHV), 119 km from the middle of the area, began a volume at 01:46 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

Time	Report	Where	Remark
Apr 7, 8:45 PM CDT	Thunderstorm Wind 54 M	Reklaw, TX	Several trees and power lines down.
Apr 7, 9:20 PM CDT	Hail 1	Gallatin, TX
Apr 7, 9:25 PM CDT	Thunderstorm Wind 56 M	Gallatin, TX	Numerous trees down in town including one through the roof a local church.
Apr 7, 9:25 PM CDT	Hail 0.75	Cushing, TX
Apr 7, 9:30 PM CDT	Hail 1	Douglass, TX
Apr 7, 9:30 PM CDT	Thunderstorm Wind 54 M	Douglass, TX	Trees and power lines down.
Apr 7, 9:40 PM CDT	Thunderstorm Wind 52 E	Douglass, TX	Trees and power lines down.
Apr 7, 9:55 PM CDT	Hail 1	Nacogdoches, TX

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.

Issued	Product	Office	Lasted
Apr 7, 8:30 PM CDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 1.7 hours before the alert went out and 128 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1646 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 1454 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 53 m²/s²
0-3 km storm-relative helicity: 100 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 4.8

Open this sounding in Storm Lab

The text

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

334 
WFUS54 KSHV 080200 COR
TORSHV
TXC073-347-401-080245-

BULLETIN - EAS ACTIVATION REQUESTED...CORRECTION TO TORNADO WARNING HDG
TORNADO WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
843 PM CDT FRI APR 7 2000

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN CHEROKEE COUNTY IN TEXAS
  NORTHWESTERN NACOGDOCHES COUNTY IN TEXAS
  SOUTHERN RUSK COUNTY IN TEXAS

* UNTIL 945 PM CDT

* AT 843 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 10 MILES NORTH OF
  RUSK...OR ABOUT 9 MILES EAST OF JACKSONVILLE...MOVING SOUTHEAST AT 30
  MPH.

* THE THUNDERSETORM WILL BE NEAR NEW SUMMERFIELD AND JUST NORTH OF   
  GALLATIN IN CHEROKEE COUNTY AROUND 850 PM AND JUST NORTH OF NORTH  
  OF REKLAW IN RUSK COUNTY AROUND 855 PM.

REPEATING...THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
FOR...
  NORTHEASTERN CHEROKEE COUNTY IN TEXAS
  NORTHWESTERN NACOGDOCHES COUNTY IN TEXAS
  SOUTHERN RUSK COUNTY IN TEXAS
UNTIL 945 PM CDT.

LAT...LON 3211 9509 3180 9526 3154 9465 3194 9452

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 7, 7:12 PM CDT	Severe Thunderstorm Warning	SHV	Smith, Wood	63 min
Apr 7, 7:14 PM CDT	Severe Thunderstorm Warning	SHV	Bowie, Cass	61 min
Apr 7, 8:18 PM CDT	Severe Thunderstorm Warning	SHV	Gregg, Rusk, Smith	57 min
Apr 7, 8:18 PM CDT	Severe Thunderstorm Warning	SHV	Cherokee	57 min
Apr 7, 9:18 PM CDT	Severe Thunderstorm Warning	SHV	Harrison	42 min
Apr 7, 9:45 PM CDT	Severe Thunderstorm Warning	SHV	Nacogdoches	60 min
Apr 7, 10:24 PM CDT	Severe Thunderstorm Warning	SHV	Angelina	51 min

Nearby

Tornado Warnings in Texas, 2000 Every tornado warning in 2000 Tornadoes 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.