Alert archive / Texas / Tornado Warnings in 2018

Tornado Warning 113, NWS Shreveport, LA

December 26, 20187 counties in Texas

NWS Shreveport, LA issued this tornado warning at Dec 26, 2018, 11:10 PM CST for 7 counties in Texas. It was in force for 35 min. 3 reports 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
Dec 26, 2018, 11:10 PM CST (05:10 UTC)
Expired
Dec 26, 2018, 11:45 PM CST
In force
35 min
Issued by
NWS Shreveport, LA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Bowie County, TX, Camp County, TX, Cass County, TX, Morris County, TX, Red River County, TX, Titus County, TX, Upshur County, TX

The radar

The Shreveport radar (KSHV), 117 km from the middle of the area, began a volume at 05:12 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

TimeReportWhereRemark
Dec 26, 11:10 PM CSTTSTM WND DMG2 E Rocky Mound, TXTREES REPORTED ON HWY 11 AND 1519 NORTH AND ALSO IN PITTSBURG MARTIN LUTHER KING DRIVE AND GARRETT. POWER OUT REPORTED IN WHISPERING HILLS AREA ON FM21.
Dec 26, 11:32 PM CSTTSTM WND DMG5 W Daingerfield, TXCORRECTS PREVIOUS TSTM WND DMG REPORT FROM 5 W DAINGERFIELD. TREE REPORTED DOWN ON FM 144 NEAR CASON.
Dec 26, 11:37 PM CSTTSTM WND DMGDaingerfield, TXCORRECTS PREVIOUS TSTM WND DMG REPORT FROM 3 S DAINGERFIELD. TREE DOWN ON CR 4108 NEAR DAINGERFIELD, WITH DOWNED POWER LINES.

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.

IssuedProductOfficeLasted
Dec 26, 9:34 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Shreveport, LA (KBAD), launched 00:00Z, 5.2 hours before the alert went out and 122 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, Shreveport, LA at 00:00Z on 2018-12-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Shreveport, LA at 00:00Z on 2018-12-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 280 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
836 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
280 m²/s²
0-3 km storm-relative helicity
510 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

155 
WFUS54 KSHV 270510
TORSHV
TXC037-063-067-343-387-449-459-270545-
/O.NEW.KSHV.TO.W.0113.181227T0510Z-181227T0545Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Shreveport LA
1110 PM CST Wed Dec 26 2018

The National Weather Service in Shreveport has issued a

* Tornado Warning for...
  Northwestern Cass County in northeastern Texas...
  Southwestern Bowie County in northeastern Texas...
  Northern Upshur County in northeastern Texas...
  Morris County in northeastern Texas...
  Southern Titus County in northeastern Texas...
  Central Camp County in northeastern Texas...
  Southeastern Red River County in northeastern Texas...

* Until 1145 PM CST.
    
* At 1109 PM CST, a severe thunderstorm capable of producing a
  tornado was located near Pittsburg, moving northeast at 55 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...
  Cookville around 1115 PM CST.
  Naples, Omaha, Us 259 And I 30 Intersection and Rocky Branch 
  around 1120 PM CST.
  Dalby Springs around 1125 PM CST.

Other locations impacted by this tornadic thunderstorm include Bryans
Mill, Roeder, Marietta, Rocky Mound, Harvard and Spring Hill.

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 3290 9493 3303 9511 3350 9469 3327 9436
TIME...MOT...LOC 0509Z 223DEG 82KT 3305 9493 

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

$$

05
1 follow-up statement
711 
WWUS54 KSHV 270530
SVSSHV

Severe Weather Statement
National Weather Service Shreveport LA
1130 PM CST Wed Dec 26 2018

TXC063-459-270540-
/O.CAN.KSHV.TO.W.0113.000000T0000Z-181227T0545Z/
Upshur TX-Camp TX-
1130 PM CST Wed Dec 26 2018

...THE TORNADO WARNING FOR NORTHERN UPSHUR AND CENTRAL CAMP COUNTIES
IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3301 9477 3314 9493 3350 9469 3327 9436
TIME...MOT...LOC 0530Z 223DEG 82KT 3341 9453 

$$

TXC037-067-343-387-449-270545-
/O.CON.KSHV.TO.W.0113.000000T0000Z-181227T0545Z/
Cass TX-Bowie TX-Morris TX-Titus TX-Red River TX-
1130 PM CST Wed Dec 26 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1145 PM CST FOR
NORTHWESTERN CASS...SOUTHWESTERN BOWIE...MORRIS...EAST CENTRAL TITUS
AND SOUTHEASTERN RED RIVER COUNTIES...
    
At 1130 PM CST, a severe thunderstorm capable of producing a tornado
was located 7 miles southwest of New Boston, moving northeast at 95
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 tornadic thunderstorm will remain over mainly rural areas of
northwestern Cass, southwestern Bowie, Morris, east central Titus and
southeastern Red River Counties, including the following locations...
Bryans Mill, Roeder, Marietta and Spring Hill.

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 3301 9477 3314 9493 3350 9469 3327 9436
TIME...MOT...LOC 0530Z 223DEG 82KT 3341 9453 

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

$$

19

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 26, 6:20 PM CSTSpecial Weather StatementSHVFranklin, Wood55 min
Dec 26, 7:01 PM CSTSpecial Weather StatementSHVGregg29 min
Dec 26, 9:54 PM CSTSevere Thunderstorm WarningSHVCherokee, Gregg, Rusk, Smith23 min
Dec 26, 9:56 PM CSTSevere Thunderstorm WarningSHVAngelina, Cherokee, Nacogdoches, Rusk, Shelby49 min
Dec 26, 10:15 PM CSTSevere Thunderstorm WarningSHVCamp, Cass, Gregg, Marion, Morris, Smith and 3 more29 min
Dec 26, 11:09 PM CSTTornado WarningSHVCamp, Morris, Titus, Upshur, Wood36 min
Dec 26, 11:43 PM CSTTornado WarningSHVBowie, Cass, Morris47 min
Dec 27, 12:10 AM CSTTornado WarningSHVCass, Gregg, Harrison, Marion, Upshur50 min
Dec 27, 12:24 AM CSTTornado WarningSHVBowie, Cass31 min
Dec 27, 12:53 AM CSTSevere Thunderstorm WarningSHVBowie, Cass, Harrison, Marion52 min
Dec 27, 12:55 AM CSTTornado WarningSHVHarrison, Marion25 min
Dec 27, 1:23 AM CSTTornado WarningSHVMarion37 min
Dec 27, 1:30 AM CSTSevere Thunderstorm WarningSHVCass, Harrison, Marion60 min
Dec 27, 1:37 AM CSTTornado WarningSHVHarrison38 min
Dec 27, 1:43 AM CSTTornado WarningSHVNacogdoches, Panola, Rusk, Shelby32 min
Dec 27, 2:07 AM CSTTornado WarningSHVPanola27 min
Dec 27, 4:52 AM CSTSpecial Weather StatementSHVSabine68 min
Dec 27, 5:09 AM CSTAreal Flood AdvisorySHVAngelina, Nacogdoches, Sabine, San Augustine, Shelby4 hr
Dec 27, 5:17 AM CSTAreal Flood AdvisorySHVCherokee, Nacogdoches, Rusk4 hr
Dec 27, 5:22 AM CSTSevere Thunderstorm WarningSHVSabine, Shelby53 min
Dec 27, 7:10 AM CSTRiver Flood WarningSHVAngelina, Cherokee, Nacogdoches5 days
Dec 27, 7:11 AM CSTRiver Flood WarningSHVAnderson, Cherokee, Houston33 days
Dec 27, 7:11 AM CSTRiver Flood WarningSHVAnderson, Cherokee, Houston, Trinity25 days
Dec 27, 7:12 AM CSTRiver Flood WarningSHVSmith, Wood24 days
Dec 27, 7:12 AM CSTRiver Flood WarningSHVGregg, Smith, Upshur, Wood25 days
Dec 27, 7:12 AM CSTRiver Flood WarningSHVGregg, Rusk5 days
Dec 27, 7:12 AM CSTRiver Flood WarningSHVGregg, Harrison, Panola, Rusk26 days
Dec 27, 7:12 AM CSTRiver Flood WarningSHVCherokee, Nacogdoches, Rusk, Smith3 days
Dec 27, 8:28 AM CSTRiver Flood WarningSHVBowie, Red River47 hr
Dec 27, 8:48 AM CSTRiver Flood WarningSHVWood4 days
Dec 27, 8:50 AM CSTRiver Flood WarningSHVCass, Marion15 days
Dec 27, 8:50 AM CSTRiver Flood WarningSHVGregg, Harrison, Marion, Upshur26 hr
Dec 27, 9:03 AM CSTAreal Flood AdvisorySHVAngelina, Nacogdoches, Sabine, San Augustine, Shelby4 hr
Dec 27, 9:06 AM CSTAreal Flood AdvisorySHVCherokee, Nacogdoches, Rusk4 hr

Nearby

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