Alert archive / Texas / Tornado Warnings in 2015

Tornado Warning 71, NWS Shreveport, LA

December 27, 2015Camp County, Upshur County, Texas

NWS Shreveport, LA issued this tornado warning at Dec 27, 2015, 2:17 PM CST for Camp County, Upshur County, Texas. It was in force for 28 min. 2 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 27, 2015, 2:17 PM CST (20:17 UTC)
Expired: Dec 27, 2015, 2:45 PM CST
In force: 28 min
Issued by: NWS Shreveport, LA
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Camp County, TX, Upshur County, TX

The radar

The Shreveport radar (KSHV), 127 km from the middle of the area, began a volume at 20:18 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
Dec 27, 2:25 PM CST	TSTM WND DMG	Pittsburg, TX	TREE ON HOUSE 1.5 MILES WEST OF BETTIE... TEXAS... FIRE AND RESCUE REPORTED... TREES SNAPPED AND UPROOTED
Dec 27, 2:45 PM CST	TSTM WND DMG	Pittsburg, TX	FM 1519 WEST

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
Dec 27, 8:56 AM CST	Tornado Watch	SPC	10 hr

The nearest sounding before it

Shreveport, LA (KBAD), launched 12:00Z, 8.3 hours before the alert went out and 133 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: 625 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 707 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 350 m²/s²
0-3 km storm-relative helicity: 426 m²/s²
Significant tornado parameter: 1.1
Supercell composite: 8.3

Open this sounding in Storm Lab

The text

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

556 
WFUS54 KSHV 272017
TORSHV
TXC063-459-272045-
/O.NEW.KSHV.TO.W.0071.151227T2017Z-151227T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
217 PM CST SUN DEC 27 2015

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A

* TORNADO WARNING FOR...
  CAMP COUNTY IN NORTHEASTERN TEXAS...
  NORTHWESTERN UPSHUR COUNTY IN NORTHEASTERN TEXAS...

* UNTIL 245 PM CST
    
* AT 216 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED OVER ROSEWOOD...OR 7 MILES NORTHWEST OF GILMER...MOVING
  NORTH AT 45 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...
  LEESBURG AND NEWSOME AROUND 235 PM CST. 
  PITTSBURG AROUND 240 PM CST. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
BETTIE...GRICE...ROCKY MOUND...MIDWAY AND HARVARD.

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 9515 3303 9513 3303 9511 3305 9508
      3307 9504 3307 9492 3305 9492 3301 9487
      3271 9495 3272 9515
TIME...MOT...LOC 2016Z 182DEG 37KT 3279 9506 

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

$$

13

1 follow-up statement

396 
WWUS54 KSHV 272031
SVSSHV

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
231 PM CST SUN DEC 27 2015

TXC459-272041-
/O.CAN.KSHV.TO.W.0071.000000T0000Z-151227T2045Z/
UPSHUR TX-
231 PM CST SUN DEC 27 2015

...THE TORNADO WARNING FOR NORTHWESTERN UPSHUR COUNTY IS CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED
OUT OF THE WARNED AREA. 

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CST FOR NORTHEASTERN
TEXAS.

LAT...LON 3301 9515 3303 9513 3303 9511 3306 9507
      3306 9506 3307 9504 3307 9493 3305 9492
      3301 9487 3290 9490 3290 9515
TIME...MOT...LOC 2031Z 182DEG 37KT 3295 9505 

$$

TXC063-272045-
/O.CON.KSHV.TO.W.0071.000000T0000Z-151227T2045Z/
CAMP TX-
231 PM CST SUN DEC 27 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CST FOR CAMP
COUNTY...
    
AT 231 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER LEESBURG...MOVING NORTH AT 45 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...
  PITTSBURG AROUND 240 PM CST. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE ROCKY
MOUND AND HARVARD.

LAT...LON 3301 9515 3303 9513 3303 9511 3306 9507
      3306 9506 3307 9504 3307 9493 3305 9492
      3301 9487 3290 9490 3290 9515
TIME...MOT...LOC 2031Z 182DEG 37KT 3295 9505 

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

$$

13

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 27, 5:42 AM CST	Lake Wind Advisory	SHV	Angelina, Bowie, Camp, Cass, Cherokee, Franklin and 15 more	18 hr
Dec 27, 10:13 AM CST	Flash Flood Warning	SHV	Red River	9 hr
Dec 27, 10:18 AM CST	Flash Flood Warning	SHV	Camp, Franklin, Titus, Wood	9 hr
Dec 27, 10:34 AM CST	Tornado Warning	SHV	Nacogdoches, Rusk, Shelby	26 min
Dec 27, 11:57 AM CST	Tornado Warning	SHV	Smith, Wood	29 min
Dec 27, 12:25 PM CST	Flash Flood Warning	SHV	Smith	9 hr
Dec 27, 2:09 PM CST	Tornado Warning	SHV	Camp, Morris, Titus	36 min
Dec 27, 2:45 PM CST	Tornado Warning	SHV	Bowie, Morris, Red River, Titus	45 min
Dec 27, 2:52 PM CST	Flash Flood Warning	SHV	Smith, Upshur	9 hr
Dec 27, 2:56 PM CST	Flash Flood Warning	SHV	Cherokee	6 hr
Dec 27, 3:10 PM CST	Severe Thunderstorm Warning	SHV	Camp, Franklin, Morris, Titus, Upshur, Wood	50 min
Dec 27, 3:15 PM CST	Tornado Warning	SHV	Bowie, Morris, Red River	45 min
Dec 27, 3:20 PM CST	Flash Flood Warning	SHV	Bowie, Cass, Morris	9 hr
Dec 27, 3:24 PM CST	Tornado Warning	SHV	Bowie, Camp, Morris, Titus, Upshur	51 min
Dec 27, 3:25 PM CST	Tornado Warning	SHV	Bowie, Camp, Franklin, Morris, Red River, Titus and 2 more	50 min
Dec 27, 4:17 PM CST	Severe Thunderstorm Warning	SHV	Bowie, Cass, Morris, Red River, Titus	43 min
Dec 27, 4:37 PM CST	Tornado Warning	SHV	Harrison, Marion	23 min
Dec 27, 4:39 PM CST	Flash Flood Warning	SHV	Gregg, Harrison, Marion, Rusk	6 hr
Dec 27, 4:46 PM CST	Severe Thunderstorm Warning	SHV	Bowie, Cass	59 min
Dec 27, 5:01 PM CST	Tornado Warning Tornado observed	SHV	Cass, Marion	29 min
Dec 27, 5:22 PM CST	Tornado Warning	SHV	Bowie, Cass	23 min
Dec 27, 5:35 PM CST	Special Weather Statement	SHV	Rusk	40 min
Dec 27, 5:42 PM CST	Tornado Warning	SHV	Bowie, Cass	33 min
Dec 27, 5:57 PM CST	Tornado Warning	SHV	Harrison, Panola, Rusk	48 min

Nearby

Tornado Warnings in Texas, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.