Alert archive / Texas / Tornado Warnings in 2000

Tornado Warning 6, NWS Shreveport, LA

March 26, 2000Bowie County, Cass County, Texas

NWS Shreveport, LA issued this tornado warning at Mar 26, 2000, 9:40 PM CST for Bowie County, Cass County, Texas. It was in force for 50 min. 4 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: Mar 26, 2000, 9:40 PM CST (03:40 UTC)
Expired: Mar 26, 2000, 10:30 PM CST
In force: 50 min
Issued by: NWS Shreveport, LA
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Bowie County, TX, Cass County, TX

The radar

The Shreveport radar (KSHV), 107 km from the middle of the area, began a volume at 03:43 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
Mar 26, 9:50 PM CST	Thunderstorm Wind 57 M	Simms, TX
Mar 26, 9:50 PM CST	Hail 0.88	Simms, TX
Mar 26, 9:53 PM CST	Tornado F0	Douglassville, TX	A weak tornado developed along a squall line as it moved southeast across the county. There is some thought that this tornado may have been a strong gustnado which formed along the leading edge of the squall line.
Mar 26, 10:03 PM CST	Hail 0.88	Douglassville, 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
Mar 26, 7:45 PM CST	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 3.7 hours before the alert went out and 109 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: 288 J/kg
Mixed-layer CIN: -37 J/kg
Mixed-layer LCL: 1675 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 46 m²/s²
0-3 km storm-relative helicity: 203 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 4.3

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KSHV 270342
TORSHV
TXC037-067-270430-
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
940 PM CST SUN MAR 26 2000

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN BOWIE COUNTY IN TEXAS
  CASS COUNTY IN TEXAS

* UNTIL 1030 PM CST

* AT 940 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 15 MILES WEST OF
  MAUD...OR ABOUT 11 MILES WEST OF NEW BOSTON...MOVING SOUTHEAST AT
  45 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
   DOUGLASSVILLE AT 1005 PM CST
   ATLANTA...QUEEN CITY AT 1020 PM CST

TORNADOES ARE ESPECIALLY DANGEROUS AT NIGHT BECAUSE THEY ARE
DIFFICULT TO SEE. TAKE COVER NOW! YOU MAY ONLY HAVE A FEW SECONDS.
ABANDON CARS AND MOBILE HOMES FOR A STRONG BUILDING OR GET INTO A
DITCH OR CULVERT.

REPEATING...THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING^
FOR...
  SOUTHWESTERN BOWIE COUNTY IN TEXAS
  CASS COUNTY IN TEXAS
UNTIL 1030 PM CST.

LAT...LON 3352 9459 3340 9475 3300 9452 3290 9441
          3312 9405

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 26, 8:11 PM CST	Tornado Warning	SHV	Red River	49 min
Mar 26, 8:58 PM CST	Tornado Warning	SHV	Bowie, Red River	47 min
Mar 26, 9:50 PM CST	Severe Thunderstorm Warning	SHV	Camp, Morris, Titus	55 min
Mar 26, 10:08 PM CST	Severe Thunderstorm Warning	SHV	Bowie	67 min
Mar 26, 10:23 PM CST	Severe Thunderstorm Warning	SHV	Marion	67 min
Mar 26, 10:51 PM CST	Severe Thunderstorm Warning	SHV	Harrison	54 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.