Alert archive / Texas / Tornado Warnings in 2008

Tornado Warning 39, NWS Shreveport, LA

May 2, 2008Smith County, Upshur County, Wood County, Texas

NWS Shreveport, LA issued this tornado warning at May 2, 2008, 9:12 AM CDT for Smith County, Upshur County, Wood County, Texas. It was in force for 33 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 2, 2008, 9:12 AM CDT (14:12 UTC)
Expired: May 2, 2008, 9:45 AM CDT
In force: 33 min
Issued by: NWS Shreveport, LA
Area: Storm-based polygon

Counties Smith County, TX, Upshur County, TX, Wood County, TX

The radar

The Shreveport radar (KSHV), 144 km from the middle of the area, began a volume at 14:12 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
May 2, 9:25 AM CDT	HAIL 1	3 Sse Lindale, TX	NWS STORM SURVEY ON MAY 3 2008 AND EYEWITNESSES CONFIRM 1 INCH HAIL OCCURRED AT THE INTERSECTION OF HWY 69 AND I-20 NORTH OF TYLER. CARS PULLED UNDER THE INTERCHANGE TO AVOID THE HAIL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
May 2, 8:49 AM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 2.2 hours before the alert went out and 152 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: 2045 J/kg
Mixed-layer CIN: -107 J/kg
Mixed-layer LCL: 641 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 306 m²/s²
0-3 km storm-relative helicity: 329 m²/s²
Significant tornado parameter: 1.9
Supercell composite: 7.1

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KSHV 021412
TORSHV
TXC423-459-499-021445-
/O.NEW.KSHV.TO.W.0039.080502T1412Z-080502T1445Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
912 AM CDT FRI MAY 2 2008

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN SMITH COUNTY IN NORTHEAST TEXAS...
  SOUTHWESTERN UPSHUR COUNTY IN NORTHEAST TEXAS...
  SOUTHEASTERN WOOD COUNTY IN NORTHEAST TEXAS...
  THIS INCLUDES THE CITY OF MINEOLA...

* UNTIL 945 AM CDT

* AT 908 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR LINDALE...
  OR ABOUT 13 MILES NORTHWEST OF TYLER...MOVING EAST AT 44 MPH.

* THE TORNADO WILL BE NEAR...
  HAWKINS BY 930 AM CDT...
  BIG SANDY BY 940 AM CDT...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
NICKLE SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 PM CDT FRIDAY AFTERNOON
FOR SOUTHWESTERN ARKANSAS AND NORTHWESTERN LOUISIANA AND NORTHEAST
TEXAS.

LAT...LON 3278 9501 3236 9500 3235 9548 3240 9552
      3241 9552 3244 9556 3258 9563 3264 9561
TIME...MOT...LOC 1412Z 250DEG 38KT 3248 9541

$$

14

The office that day

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

Issued	Product	Office	Counties	Lasted
May 2, 4:49 AM CDT	Lake Wind Advisory	SHV	Angelina, Bowie, Camp, Cass, Cherokee, Franklin and 15 more	8 hr
May 2, 8:32 AM CDT	Special Weather Statement	SHV	Camp, Gregg, Smith, Upshur, Wood	58 min
May 2, 9:43 AM CDT	Tornado Warning	SHV	Gregg, Rusk, Smith, Upshur, Wood	33 min
May 2, 9:47 AM CDT	Severe Thunderstorm Warning	SHV	Bowie	43 min
May 2, 10:08 AM CDT	Severe Thunderstorm Warning	SHV	Gregg, Harrison, Rusk, Upshur	37 min
May 2, 10:19 AM CDT	Tornado Warning	SHV	Bowie	41 min
May 2, 10:40 AM CDT	Severe Thunderstorm Warning	SHV	Cherokee, Gregg, Harrison, Rusk, Smith	35 min
May 2, 11:03 AM CDT	Special Weather Statement	SHV	Rusk	27 min
May 2, 11:13 AM CDT	Severe Thunderstorm Warning	SHV	Harrison, Panola, Rusk	47 min
May 2, 11:21 AM CDT	Tornado Warning	SHV	Panola, Rusk	39 min
May 2, 11:54 AM CDT	Tornado Warning	SHV	Panola	51 min
May 2, 12:40 PM CDT	Severe Thunderstorm Warning	SHV	Panola	23 min
May 2, 12:58 PM CDT	Special Weather Statement	SHV	Panola	32 min
May 2, 2:46 PM CDT	Severe Thunderstorm Warning	SHV	Shelby	44 min

Nearby

Tornado Warnings in Texas, 2008 Every tornado warning in 2008 Tornadoes in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.