Alert archive / Arkansas / Tornado Warnings in 2012
Tornado Warning 21, NWS Little Rock, AR
NWS Little Rock, AR issued this tornado warning at Apr 15, 2012, 6:01 PM CDT for 4 counties in Arkansas. It was in force for 29 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
- Apr 15, 2012, 6:01 PM CDT (23:01 UTC)
- Expired
- Apr 15, 2012, 6:30 PM CDT
- In force
- 29 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
Counties Cleburne County, AR, Conway County, AR, Faulkner County, AR, Van Buren County, AR
The radar
The Little Rock radar (KLZK), 83 km from the middle of the area, began a volume at 23:04 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 15, 6:09 PM CDT | TSTM WND DMG | Morganton, AR | TREES WERE BLOWN DOWN ONTO POWER LINES ON ARKANSAS 356. THERE IS A POSSIBILITY THAT THIS WAS A BRIEF TORNADO. THE TIME WAS APPROXIMATED BASED ON RADAR. |
| Apr 15, 6:11 PM CDT | TORNADO | 1 Wnw Fairbanks, AR | NWS SURVEY TEAM IS CONTINUING THIS SURVEY. |
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 15, 4:25 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 11.0 hours before the alert went out and 205 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
- 31 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 855 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 319 m²/s²
- 0-3 km storm-relative helicity
- 381 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
345
WFUS54 KLZK 152301
TORLZK
ARC023-029-045-141-152330-
/O.NEW.KLZK.TO.W.0021.120415T2301Z-120415T2330Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LITTLE ROCK AR
601 PM CDT SUN APR 15 2012
THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN VAN BUREN COUNTY IN NORTH CENTRAL ARKANSAS...
NORTH CENTRAL FAULKNER COUNTY IN CENTRAL ARKANSAS...
NORTHEASTERN CONWAY COUNTY IN CENTRAL ARKANSAS...
WESTERN CLEBURNE COUNTY IN NORTH CENTRAL ARKANSAS...
* UNTIL 630 PM CDT
* AT 558 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS SEVERE
STORM WAS LOCATED NEAR TWIN GROVES...OR 16 MILES SOUTH OF CLINTON.
DOPPLER RADAR SHOWED THIS SEVERE STORM MOVING NORTHEAST AT 55 MPH.
* LOCATIONS IN THE PATH OF THIS DANGEROUS STORM INCLUDE...
GREERS FERRY LAKE... FAIRFIELD BAY... WHIPPLE...
TWIN GROVES... GUY... GREERS FERRY...
FAIRFIELD BAY MARINA... FAIRBANKS...
DAMASCUS... CHOCTAW REC AREA... WOODROW...
SOUTHSIDE... PRIM... PEARSON...
MORGANTON... MARTINVILLE... HIGDEN...
BROWNSVILLE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3571 9215 3571 9208 3558 9193 3525 9242
3538 9257 3572 9216
TIME...MOT...LOC 2301Z 227DEG 40KT 3538 9240
$$
461 follow-up statement
787
WWUS54 KLZK 152313
SVSLZK
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
613 PM CDT SUN APR 15 2012
ARC029-045-152322-
/O.CAN.KLZK.TO.W.0021.000000T0000Z-120415T2330Z/
CONWAY AR-FAULKNER AR-
613 PM CDT SUN APR 15 2012
...THE TORNADO WARNING FOR NORTH CENTRAL FAULKNER AND NORTHEASTERN
CONWAY COUNTIES IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
&&
LAT...LON 3561 9196 3559 9195 3537 9230 3548 9240
3571 9213 3571 9207
TIME...MOT...LOC 2312Z 226DEG 40KT 3547 9228
$$
ARC023-141-152330-
/O.CON.KLZK.TO.W.0021.000000T0000Z-120415T2330Z/
CLEBURNE AR-VAN BUREN AR-
613 PM CDT SUN APR 15 2012
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN VAN BUREN AND
NORTHWESTERN CLEBURNE COUNTIES UNTIL 630 PM CDT...
AT 610 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
STORM WAS LOCATED 2 MILES NORTHWEST OF FAIRBANKS...OR NEAR
MORGANTON...MOVING NORTHEAST AT 55 MPH.
* LOCATIONS IN OR NEAR THE PATH OF THIS DANGEROUS STORM INCLUDE...
GREERS FERRY LAKE... GREERS FERRY... FAIRBANKS...
WOODROW... PRIM... MORGANTON...
HIGDEN... BROWNSVILLE... WHISPERING SPGS...
TANNENBAUM... SUNNY SLOPE...
SUGAR LOAF REC AREA... SUGAR LOAF MTN...
SHILOH REC AREA... SCOUT ISLAND... POST OAK...
NARROWS REC AREA... NARROWS MARINA...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3561 9196 3559 9195 3537 9230 3548 9240
3571 9213 3571 9207
TIME...MOT...LOC 2312Z 226DEG 40KT 3547 9228
$$
46The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 1:30 PM CDT | Special Weather Statement | LZK | Logan, Scott | 45 min |
| Apr 15, 3:01 PM CDT | Special Weather Statement | LZK | Johnson, Newton | 44 min |
| Apr 15, 3:10 PM CDT | Special Weather Statement | LZK | Montgomery | 30 min |
| Apr 15, 3:47 PM CDT | Special Weather Statement | LZK | Marion | 43 min |
| Apr 15, 3:56 PM CDT | Special Weather Statement | LZK | Montgomery | 44 min |
| Apr 15, 4:02 PM CDT | Special Weather Statement | LZK | Newton | 43 min |
| Apr 15, 4:11 PM CDT | Severe Thunderstorm Warning | LZK | Clark, Garland, Hot Spring, Montgomery, Perry, Pike and 1 more | 40 min |
| Apr 15, 4:16 PM CDT | Severe Thunderstorm Warning | LZK | Baxter, Marion | 14 min |
| Apr 15, 4:36 PM CDT | Special Weather Statement | LZK | Marion | 44 min |
| Apr 15, 5:13 PM CDT | Special Weather Statement | LZK | Garland, Perry | 47 min |
| Apr 15, 5:19 PM CDT | Special Weather Statement | LZK | Conway, Perry, Van Buren | 46 min |
| Apr 15, 5:34 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Conway, Faulkner, Perry, Pope, Van Buren | 41 min |
| Apr 15, 6:11 PM CDT | Special Weather Statement | LZK | Garland, Perry | 44 min |
| Apr 15, 6:34 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Independence, Izard, Sharp, Stone | 41 min |
| Apr 15, 6:38 PM CDT | Severe Thunderstorm Warning | LZK | Conway, Faulkner, Perry, Saline | 37 min |
| Apr 15, 6:38 PM CDT | Severe Thunderstorm Warning | LZK | Grant, Lonoke, Pulaski, Saline | 25 min |
Nearby
Tornado Warnings in Arkansas, 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.