Alert archive / Arkansas / Tornado Warnings in 2011
Tornado Warning 100, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at May 24, 2011, 11:56 PM CDT for 4 counties in Arkansas. It was in force for 38 min. 4 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
- May 24, 2011, 11:56 PM CDT (04:56 UTC)
- Expired
- May 25, 2011, 12:34 AM CDT
- In force
- 38 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
Counties Crawford County, AR, Franklin County, AR, Sebastian County, AR, Washington County, AR
The radar
The Western Arkansas radar (KSRX), 33 km from the middle of the area, began a volume at 04:57 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 |
|---|---|---|---|
| May 25, 12:00 AM CDT | TSTM WND DMG | Meg, AR | HOUSES DETROYED IN MEG. |
| May 25, 12:10 AM CDT | TORNADO | Altus, AR | TORNADO DENNING AND ALTUS. TIME ESTIMATED. |
| May 25, 12:10 AM CDT | TORNADO | Denning, AR | HOMES DAMAGED. TIME ESTIMATED. |
| May 25, 12:20 AM CDT | TSTM WND DMG | 2 S Altus, AR | 4 FT TREE SNAPPED |
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 |
|---|---|---|---|
| May 24, 8:05 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 4.9 hours before the alert went out and 177 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
- 1213 J/kg
- Mixed-layer CIN
- -94 J/kg
- Mixed-layer LCL
- 941 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 200 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 6.2
The text
As transmitted, in the capitals the NWS used until 2016.
517
WFUS54 KTSA 250456
TORTSA
ARC033-047-131-143-250545-
/O.NEW.KTSA.TO.W.0100.110525T0456Z-110525T0545Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
1156 PM CDT TUE MAY 24 2011
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* TORNADO WARNING FOR...
NORTHEASTERN CRAWFORD COUNTY IN NORTHWEST ARKANSAS
SOUTHERN WASHINGTON COUNTY IN NORTHWEST ARKANSAS
FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS
EASTERN SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS
* UNTIL 1245 AM CDT
* AT 1152 PM CDT...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF
PRODUCING MULTIPLE TORNADOES WAS LOCATED ALONG A LINE EXTENDING FROM 10
MILES WEST OF LEE CREEK TO 6 MILES NORTH OF BRANCH TO 3 MILES
SOUTHEAST OF MANSFIELD...MOVING EAST AT 45 MPH. ONE STRONG
CIRCULATION WAS NEARING MEG.
* SOME LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
BRANCH...MULBERRY...LEE CREEK...MOUNTAINBURG...DENNING...CHESTER...
ALTUS...OZARK...WIEDERKEHR VILLAGE...FERN AND CASS.
THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 17 AND 42.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
NIGHTTIME TORNADOES ARE ESPECIALLY DANGEROUS...TAKE COVER NOW! IF YOU
WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A
SAFE PLACE!
&&
LAT...LON 3536 9375 3540 9380 3532 9380 3531 9391
3523 9392 3522 9402 3513 9403 3514 9413
3510 9414 3507 9423 3497 9422 3496 9435
3539 9403 3578 9450 3576 9396 3576 9370
3538 9370
TIME...MOT...LOC 0455Z 270DEG 40KT 3572 9447 3539 9391
3504 9417
$$3 follow-up statements
853
WWUS54 KTSA 250508
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1208 AM CDT WED MAY 25 2011
ARC033-047-131-143-250545-
/O.CON.KTSA.TO.W.0100.000000T0000Z-110525T0545Z/
CRAWFORD AR-FRANKLIN AR-SEBASTIAN AR-WASHINGTON AR-
1208 AM CDT WED MAY 25 2011
...TORNADO CONFIRMED JUST SOUTH OF MEG HEADING TOWARD ALIX...
...TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT FOR
SOUTHWESTERN WASHINGTON...EASTERN SEBASTIAN...FRANKLIN AND
NORTHEASTERN CRAWFORD COUNTIES...
AT 1206 AM CDT...NWS METEOROLOGISTS AND STORM SPOTTERS CONTINUED TO
TRACK A VERY DANGEROUS TORNADO LOCATED ALONG A LINE EXTENDING FROM
LEE CREEK TO DENNING TO 10 MILES EAST OF LIBERTY...MOVING EAST AT 45
MPH. A TORNADO HAS BEEN CONFIRMED...TAKE COVER NOW!
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
MOUNTAINBURG...TONEY...PINEY...CHESTER...LONELM...DENNING...ALIX...
ALTUS...OZARK...CRAVENS...WIEDERKEHR VILLAGE...LOCKE...FERN...MOUNT
GAYLER...JETHRO...WATALULA...BIDVILLE...PARADISE...BARNES...TURNERS
BEND...MOUNTAIN TOP...CASS...REDDING AND TAFT.
THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 17 AND 42.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
NIGHTTIME TORNADOES ARE ESPECIALLY DANGEROUS...TAKE COVER NOW! IF YOU
WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A
SAFE PLACE!
&&
LAT...LON 3536 9375 3540 9380 3532 9380 3531 9391
3523 9392 3522 9402 3513 9403 3514 9413
3510 9414 3507 9423 3497 9422 3496 9435
3539 9403 3578 9450 3576 9396 3576 9370
3538 9370
TIME...MOT...LOC 0508Z 269DEG 39KT 3570 9431 3537 9377
3502 9402
$$181
WWUS54 KTSA 250511
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1211 AM CDT WED MAY 25 2011
ARC033-131-143-250520-
/O.CAN.KTSA.TO.W.0100.000000T0000Z-110525T0545Z/
CRAWFORD AR-SEBASTIAN AR-WASHINGTON AR-
1211 AM CDT WED MAY 25 2011
...THE TORNADO WARNING FOR SOUTHWESTERN WASHINGTON...EASTERN
SEBASTIAN AND NORTHEASTERN CRAWFORD COUNTIES IS CANCELLED...
LAT...LON 3532 9381 3542 9393 3562 9370 3538 9370
3536 9375 3540 9380 3532 9380
TIME...MOT...LOC 0510Z 226DEG 38KT 3542 9378
$$
ARC047-250545-
/O.CON.KTSA.TO.W.0100.000000T0000Z-110525T0545Z/
FRANKLIN AR-
1211 AM CDT WED MAY 25 2011
...TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT FOR EASTERN
FRANKLIN COUNTY...
AT 1206 AM CDT...NWS METEOROLOGISTS AND STORM SPOTTERS CONTINUED TO
TRACK A VERY DANGEROUS TORNADO LOCATED NEAR DENNING...MOVING
NORTHEAST AT 45 MPH. A TORNADO HAS BEEN CONFIRMED...TAKE COVER NOW!
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...OZARK...
DENNING...ALTUS...ALIX AND WIEDERKEHR VILLAGE.
THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 37 AND 42.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
NIGHTTIME TORNADOES ARE ESPECIALLY DANGEROUS...TAKE COVER NOW! IF YOU
WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A
SAFE PLACE!
&&
LAT...LON 3532 9381 3542 9393 3562 9370 3538 9370
3536 9375 3540 9380 3532 9380
TIME...MOT...LOC 0510Z 226DEG 38KT 3542 9378
$$103
WWUS54 KTSA 250534
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1234 AM CDT WED MAY 25 2011
ARC047-250544-
/O.CAN.KTSA.TO.W.0100.000000T0000Z-110525T0545Z/
FRANKLIN AR-
1234 AM CDT WED MAY 25 2011
...THE TORNADO WARNING FOR EASTERN FRANKLIN COUNTY IS CANCELLED...
THE THUNDERSTORM HAS MOVED OUT OF THE WARNED AREA...THEREFORE THE
TORNADO WARNING HAS BEEN CANCELLED.
LAT...LON 3532 9381 3542 9393 3562 9370 3538 9370
3536 9375 3540 9380 3532 9380
TIME...MOT...LOC 0534Z 226DEG 38KT 3551 9346
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 7:59 PM CDT | Flash Flood Warning | TSA | Carroll | 12 hr |
| May 24, 9:42 PM CDT | Severe Thunderstorm Warning | TSA | Benton | 48 min |
| May 24, 9:48 PM CDT | Tornado Warning | TSA | Benton | 43 min |
| May 24, 10:25 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Washington | 65 min |
| May 24, 10:34 PM CDT | Tornado Warning | TSA | Washington | 26 min |
| May 24, 10:53 PM CDT | Severe Thunderstorm Warning | TSA | Crawford, Sebastian | 67 min |
| May 24, 10:54 PM CDT | Tornado Warning | TSA | Benton, Washington | 36 min |
| May 24, 10:56 PM CDT | Tornado Warning | TSA | Sebastian | 49 min |
| May 24, 11:03 PM CDT | Tornado Warning | TSA | Washington | 42 min |
| May 24, 11:14 PM CDT | Flash Flood Warning | TSA | Benton, Washington | 3 hr |
| May 24, 11:15 PM CDT | Flash Flood Warning | TSA | Crawford, Franklin, Sebastian | 3 hr |
| May 24, 11:27 PM CDT | Tornado Warning | TSA | Crawford, Franklin, Sebastian | 33 min |
| May 24, 11:28 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Carroll, Madison, Washington | 92 min |
| May 24, 11:31 PM CDT | Severe Thunderstorm Warning | TSA | Franklin, Sebastian | 29 min |
| May 24, 11:41 PM CDT | Tornado Warning | TSA | Crawford, Sebastian | 34 min |
| May 24, 11:54 PM CDT | Flash Flood Warning | TSA | Carroll, Madison | 2 hr |
| May 25, 2:08 AM CDT | Flash Flood Warning | TSA | Benton, Carroll | 112 min |
| May 25, 7:23 AM CDT | Flash Flood Warning | TSA | Carroll | 12 hr |
Nearby
Tornado Warnings in Arkansas, 2011Every tornado warning in 2011Tornadoes in 2011
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.