Alert archive / Texas / Tornado Warnings in 2018

Tornado Warning 91, NWS Shreveport, LA

October 13, 2018Panola County, Texas

NWS Shreveport, LA issued this tornado warning at Oct 13, 2018, 5:29 PM CDT for Panola County, Texas. It was in force for 46 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: Oct 13, 2018, 5:29 PM CDT (22:29 UTC)
Expired: Oct 13, 2018, 6:15 PM CDT
In force: 46 min
Issued by: NWS Shreveport, LA
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Panola County, TX

The radar

The Shreveport radar (KSHV), 50 km from the middle of the area, began a volume at 22:33 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.

What was reported inside it

Time	Report	Where	Remark
Oct 13, 6:03 PM CDT	TSTM WND DMG	5 Sw De Berry, TX	LARGE TREE DOWN ON CR 314 5 MILES SOUTHWEST OF DE BERRY.

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
Oct 13, 3:06 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Shreveport, LA (KBAD), launched 12:00Z, 10.5 hours before the alert went out and 59 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 988 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 149 m²/s²
0-3 km storm-relative helicity: 208 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

630 
WFUS54 KSHV 132229
TORSHV
TXC365-132315-
/O.NEW.KSHV.TO.W.0091.181013T2229Z-181013T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Shreveport LA
529 PM CDT SAT OCT 13 2018

The National Weather Service in Shreveport has issued a

* Tornado Warning for...
  Central Panola County in northeastern Texas...

* Until 615 PM CDT.
    
* At 529 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Beckville, or near Carthage, moving east at 40
  mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Carthage around 535 PM CDT.
  Deberry around 550 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Midyett and Front.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3212 9438 3225 9448 3236 9415 3220 9405
TIME...MOT...LOC 2229Z 252DEG 37KT 3220 9442 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

35

2 follow-up statements

900 
WWUS54 KSHV 132252
SVSSHV

Severe Weather Statement
National Weather Service Shreveport LA
552 PM CDT SAT OCT 13 2018

TXC365-132315-
/O.CON.KSHV.TO.W.0091.000000T0000Z-181013T2315Z/
Panola TX-
552 PM CDT SAT OCT 13 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR
NORTHEASTERN PANOLA COUNTY...
    
At 551 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Deberry, or 8 miles northeast of Carthage, moving
east at 35 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Deberry around 600 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Midyett.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3217 9433 3227 9442 3236 9415 3222 9406
TIME...MOT...LOC 2251Z 249DEG 32KT 3226 9427 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

35

192 
WWUS54 KSHV 132258
SVSSHV

Severe Weather Statement
National Weather Service Shreveport LA
558 PM CDT SAT OCT 13 2018

TXC365-132315-
/O.CON.KSHV.TO.W.0091.000000T0000Z-181013T2315Z/
Panola TX-
558 PM CDT SAT OCT 13 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR
NORTHEASTERN PANOLA COUNTY...
    
At 558 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Deberry, or 9 miles northeast of Carthage, moving
east at 40 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Deberry around 605 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Midyett.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3220 9425 3230 9434 3236 9415 3224 9407
TIME...MOT...LOC 2258Z 251DEG 34KT 3227 9425 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

35

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 13, 9:49 AM CDT	River Flood Warning	SHV	Franklin, Morris, Red River, Titus	10 days
Oct 13, 3:21 PM CDT	Tornado Warning	SHV	Cherokee, Smith	54 min
Oct 13, 4:12 PM CDT	Severe Thunderstorm Warning	SHV	Cherokee, Rusk, Smith	63 min
Oct 13, 4:45 PM CDT	Areal Flood Advisory	SHV	Cherokee, Gregg, Nacogdoches, Rusk, Smith, Upshur and 1 more	3 hr
Oct 13, 5:07 PM CDT	Tornado Warning	SHV	Panola, Rusk	38 min
Oct 13, 5:11 PM CDT	Severe Thunderstorm Warning	SHV	Cherokee, Gregg, Rusk, Smith	29 min
Oct 13, 6:13 PM CDT	Tornado Warning	SHV	Panola	7 min
Oct 13, 6:43 PM CDT	Severe Thunderstorm Warning	SHV	Panola	19 min

Nearby

Tornado Warnings in Texas, 2018 Every tornado warning in 2018 Tornadoes in 2018

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.