Alert archive / Arkansas / Tornado Warnings in 2012
Tornado Warning 26, NWS Shreveport, LA
NWS Shreveport, LA issued this tornado warning at Apr 3, 2012, 6:53 PM CDT for Lafayette County, Miller County, Arkansas; Cass County, Texas; Caddo Parish, Louisiana. It was in force for 67 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
- Apr 3, 2012, 6:53 PM CDT (23:53 UTC)
- Expired
- Apr 3, 2012, 8:00 PM CDT
- In force
- 67 min
- Issued by
- NWS Shreveport, LA
- Area
- Storm-based polygon
Counties Lafayette County, AR, Miller County, AR, Caddo Parish, LA, Cass County, TX
The radar
The Shreveport radar (KSHV), 66 km from the middle of the area, began a volume at 23:54 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 |
|---|---|---|---|
| Apr 3, 7:08 PM CDT | TORNADO | 1 Ese Rodessa, LA | AN EF0 TORNADO TOUCED DOWN 1 MILE ESE OF RODESSA LA...ALONG PITTS ROAD WHERE AN OUTBUILDING WAS DAMAGED AND TREES WERE SNAPPED. THE TORNADO CONTINUED ENE...UPROOTING 2 LARGE TREES...WITH ONE FALLING ON A BUILDING ALONG RODESSA CHURCH ROAD. MORE TREES WERE SNAP |
| Apr 3, 7:10 PM CDT | TSTM WND DMG | Rodessa, LA | SEVERAL TREES DOWNED IN AND NEAR RODESSA |
| Apr 3, 7:20 PM CDT | HAIL 1.75 | Doddridge, AR | GOLF BALL SIZED HAIL REPORTED BY BROADCAST MEDIA. |
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 |
|---|---|---|---|
| Apr 3, 2:22 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Apr 3, 2:36 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Shreveport, LA (KSHV), launched 12:00Z, 11.9 hours before the alert went out and 64 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.
- Mixed-layer CAPE
- 1328 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 475 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 148 m²/s²
- 0-3 km storm-relative helicity
- 286 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 8.5
The text
As transmitted, in the capitals the NWS used until 2016.
711
WFUS54 KSHV 032353
TORSHV
ARC073-091-LAC017-TXC067-040100-
/O.NEW.KSHV.TO.W.0026.120403T2353Z-120404T0100Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
653 PM CDT TUE APR 3 2012
THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN CASS COUNTY IN NORTHEAST TEXAS...
NORTHWESTERN CADDO PARISH IN NORTHWEST LOUISIANA...
SOUTHWESTERN LAFAYETTE COUNTY IN SOUTHWEST ARKANSAS...
SOUTHWESTERN MILLER COUNTY IN SOUTHWEST ARKANSAS...
* UNTIL 800 PM CDT
* AT 653 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO JUST SOUTHEAST OF
MCLEOD...OR 14 MILES SOUTHEAST OF ATLANTA...MOVING NORTHEAST AT 20 MPH.
IF YOU LIVE IN OR NEAR RODESSA...TAKE COVER IMMEDIATELY!
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
RODESSA...RAVANNA...IDA...BRIGHTSTAR AND DODDRIDGE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
GOLFBALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.
A TORNADO WARNING MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN THE
STORM. A TORNADO MAY ALREADY BE ON THE GROUND...OR IS EXPECTED TO
DEVELOP SHORTLY. IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM...
MOVE INDOORS AND TO THE LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM
WINDOWS. IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
&&
LAT...LON 3323 9392 3309 9376 3302 9380 3301 9383
3299 9383 3288 9390 3289 9421
TIME...MOT...LOC 2353Z 216DEG 17KT 3295 9404
$$
151 follow-up statement
309
WWUS54 KSHV 040053
SVSSHV
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
753 PM CDT TUE APR 3 2012
ARC073-091-LAC017-TXC067-040101-
/O.EXP.KSHV.TO.W.0026.000000T0000Z-120404T0100Z/
LAFAYETTE AR-MILLER AR-CASS TX-CADDO LA-
753 PM CDT TUE APR 3 2012
...THE TORNADO WARNING FOR CASS...MILLER AND LAFAYETTE COUNTIES...AND
CADDO PARISH WILL EXPIRE AT 800 PM CDT...
HOWEVER...A LINE OF SEVERE THUNDERSTORMS WILL CONTINUE TO PROGRESS EAST
ACROSS EASTERN CASS COUNTY...NORTHERN CADDO PARISH...AND SOUTHERN MILLER
AND LAFAYETTE COUNTIES DURING THE NEXT HALF HOUR. DESTRUCTIVE WIND GUSTS
IN EXCESS OF 65 MPH WILL BE POSSIBLE ACROSS THE WARNED AREA THROUGH 830 PM.
A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE WARNED AREA UNTIL
830 PM.
LAT...LON 3323 9392 3309 9376 3302 9380 3301 9383
3299 9383 3288 9390 3289 9421
TIME...MOT...LOC 0051Z 216DEG 17KT 3317 9385
$$
15The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 12:23 PM CDT | Areal Flood Advisory | SHV | Nevada | 112 min |
| Apr 3, 3:12 PM CDT | Severe Thunderstorm Warning | SHV | Union | 63 min |
| Apr 3, 3:25 PM CDT | Flash Flood Warning | SHV | Union | 3 hr |
| Apr 3, 5:36 PM CDT | Severe Thunderstorm Warning | SHV | Little River | 54 min |
| Apr 3, 6:14 PM CDT | Severe Thunderstorm Warning | SHV | Little River, Sevier | 61 min |
| Apr 3, 6:17 PM CDT | Severe Thunderstorm Warning | SHV | Columbia, Lafayette, Miller | 58 min |
| Apr 3, 6:23 PM CDT | Severe Thunderstorm Warning | SHV | Miller | 67 min |
| Apr 3, 6:52 PM CDT | Severe Thunderstorm Warning | SHV | Howard, Little River, Miller, Sevier | 53 min |
| Apr 3, 6:56 PM CDT | Severe Thunderstorm Warning | SHV | Columbia, Union | 52 min |
| Apr 3, 3:27 PM CDT | Severe Thunderstorm Warning | SHV | Red River, Titus | 63 min |
| Apr 3, 3:38 PM CDT | Tornado Warning | SHV | Titus | 37 min |
| Apr 3, 3:53 PM CDT | Tornado Warning | SHV | Red River | 67 min |
| Apr 3, 4:07 PM CDT | Tornado Warning | SHV | Bowie, Morris, Red River, Titus | 38 min |
| Apr 3, 4:29 PM CDT | Tornado Warning | SHV | Franklin, Red River, Titus | 61 min |
| Apr 3, 4:40 PM CDT | Tornado Warning | SHV | Bowie, Red River | 65 min |
| Apr 3, 4:55 PM CDT | Tornado Warning | SHV | Bowie, Red River | 65 min |
| Apr 3, 5:24 PM CDT | Severe Thunderstorm Warning | SHV | Smith, Wood | 66 min |
| Apr 3, 5:30 PM CDT | Tornado Warning | SHV | Bowie, Red River, Titus | 60 min |
| Apr 3, 5:39 PM CDT | Tornado Warning | SHV | Camp, Franklin, Titus | 66 min |
| Apr 3, 5:44 PM CDT | Severe Thunderstorm Warning | SHV | Bowie, Franklin, Morris, Red River, Titus | 46 min |
| Apr 3, 6:01 PM CDT | Severe Thunderstorm Warning | SHV | Camp, Smith, Upshur, Wood | 59 min |
| Apr 3, 6:10 PM CDT | Severe Thunderstorm Warning | SHV | Cherokee, Smith, Wood | 65 min |
| Apr 3, 6:54 PM CDT | Tornado Warning | SHV | Cass, Gregg, Harrison, Marion, Upshur | 51 min |
| Apr 3, 4:47 PM CDT | Areal Flood Advisory | SHV | Ouachita, Union | 3 hr |
| Apr 3, 4:59 PM CDT | Severe Thunderstorm Warning | SHV | Ouachita, Union | 41 min |
Nearby
Tornado Warnings in Arkansas, 2012Tornado Warnings in Texas, 2012Tornado Warnings in Louisiana, 2012Every tornado warning in 2012Tornadoes in 2012
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.