Alert archive / Arkansas / Tornado Warnings in 2012
Tornado Warning 18, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Feb 29, 2012, 3:51 AM CST for Randolph County, Arkansas. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Feb 29, 2012, 3:51 AM CST (09:51 UTC)
- Expired
- Feb 29, 2012, 4:30 AM CST
- In force
- 39 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
County Randolph County, AR
The radar
The Memphis radar (KNQA), 160 km from the middle of the area, began a volume at 09:52 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 29, 3:20 AM CST | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 9.9 hours before the alert went out and 203 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
- 61 J/kg
- Mixed-layer CIN
- -316 J/kg
- Mixed-layer LCL
- 578 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 335 m²/s²
- 0-3 km storm-relative helicity
- 421 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.2
The text
As transmitted, in the capitals the NWS used until 2016.
733
WFUS54 KMEG 290951
TORMEG
ARC121-291030-
/O.NEW.KMEG.TO.W.0018.120229T0951Z-120229T1030Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
351 AM CST WED FEB 29 2012
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN RANDOLPH COUNTY IN EASTERN ARKANSAS...
* UNTIL 430 AM CST
* AT 351 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM PRODUCING A TORNADO 23 MILES WEST OF DALTON...
OR 34 MILES NORTHWEST OF BLACK ROCK...MOVING EAST AT 60 MPH.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO RURAL AREAS
OF NORTHERN RANDOLPH COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
.IN ADDITION TO THE TORNADO...THIS STORM WILL PRODUCE GOLFBALL SIZE
HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS IN EXCESS OF 70 MPH.
.THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO
STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
.TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
&&
LAT...LON 3651 9079 3649 9077 3644 9078 3644 9075
3641 9077 3641 9075 3634 9076 3633 9128
3637 9128 3639 9132 3641 9131 3643 9136
3646 9137 3650 9142
TIME...MOT...LOC 0951Z 260DEG 54KT 3645 9150
$$2 follow-up statements
454
WWUS54 KMEG 291009
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
409 AM CST WED FEB 29 2012
ARC121-291030-
/O.CON.KMEG.TO.W.0018.000000T0000Z-120229T1030Z/
RANDOLPH AR-
409 AM CST WED FEB 29 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 AM CST FOR NORTHERN
RANDOLPH COUNTY...
AT 408 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED 6 MILES WEST OF ELM
STORE...OR 23 MILES NORTHWEST OF POCAHONTAS...MOVING EAST AT 65 MPH.
IN ADDITION TO THE TORNADO THIS STORM WILL PRODUCE GOLFBALL SIZE
HAIL OR LARGER AND DESTRUCTIVE STRAIGHT LINE WINDS IN EXCESS OF 70
MPH.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ELM STORE...
WARM SPRINGS...PITMAN...MIDDLEBROOK...BRAKEBILL...INGRAM...HAMIL...
ELKINS PARK AND STOKES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO
STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
.TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
.A TORNADO WATCH ALSO REMAINS IN EFFECT FOR THE ALERT AREA.
&&
LAT...LON 3651 9079 3649 9077 3644 9078 3644 9075
3641 9077 3641 9075 3634 9076 3633 9128
3637 9128 3639 9132 3641 9131 3643 9136
3646 9137 3650 9142
TIME...MOT...LOC 1008Z 264DEG 58KT 3647 9118
$$609
WWUS54 KMEG 291018
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
418 AM CST WED FEB 29 2012
ARC121-291030-
/O.CON.KMEG.TO.W.0018.000000T0000Z-120229T1030Z/
RANDOLPH AR-
418 AM CST WED FEB 29 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 AM CST FOR NORTHERN
RANDOLPH COUNTY...
AT 418 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR WARM SPRINGS...OR
15 MILES NORTH OF POCAHONTAS...MOVING EAST AT 65 MPH.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WARM
SPRINGS...PITMAN...MIDDLEBROOK...BRAKEBILL...INGRAM...HAMIL...ELKINS
PARK AND STOKES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
GOLFBALL SIZE HAIL OR LARGER AND DESTRUCTIVE STRAIGHT LINE WINDS IN
EXCESS OF 70 MPH.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO
STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
.TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.
.A TORNADO WATCH ALSO REMAINS IN EFFECT FOR THE ALERT AREA.
&&
LAT...LON 3650 9115 3651 9084 3651 9079 3648 9077
3644 9078 3642 9075 3642 9076 3642 9077
3641 9077 3641 9075 3634 9076 3633 9128
3639 9128
TIME...MOT...LOC 1018Z 266DEG 59KT 3648 9097
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 29, 12:34 AM CST | Wind Advisory | MEG | Clay, Craighead, Crittenden, Cross, Greene, Lawrence and 6 more | 10 hr |
| Feb 29, 4:22 AM CST | Tornado Warning | MEG | Lawrence, Randolph | 38 min |
| Feb 29, 4:25 AM CST | Tornado Warning | MEG | Clay, Randolph | 50 min |
| Feb 29, 4:56 AM CST | Tornado Warning | MEG | Clay, Randolph | 49 min |
| Feb 29, 5:30 AM CST | Severe Thunderstorm Warning | MEG | Clay | 30 min |
| Feb 29, 5:48 AM CST | Severe Thunderstorm Warning | MEG | Lawrence, Randolph | 42 min |
| Feb 29, 6:25 AM CST | Severe Thunderstorm Warning | MEG | Clay, Greene, Lawrence, Randolph | 50 min |
| Feb 29, 6:43 AM CST | Severe Thunderstorm Warning | MEG | Lawrence | 47 min |
| Feb 29, 6:51 AM CST | Severe Thunderstorm Warning | MEG | Clay, Greene | 39 min |
| Feb 29, 7:25 AM CST | Severe Thunderstorm Warning | MEG | Lawrence | 33 min |
| Feb 29, 7:43 AM CST | Severe Thunderstorm Warning | MEG | Craighead, Greene | 23 min |
| Feb 29, 2:32 PM CST | Red Flag Warning | MEG | Clay, Craighead, Cross, Greene, Lawrence, Mississippi and 2 more | 3 hr |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.