Alert archive / Arkansas / Tornado Warnings in 2011
Tornado Warning 37, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Apr 14, 2011, 10:28 PM CDT for Crawford County, Franklin County, Sebastian County, Arkansas. It was in force for 62 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 14, 2011, 10:28 PM CDT (03:28 UTC)
- Expired
- Apr 14, 2011, 11:30 PM CDT
- In force
- 62 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
Counties Crawford County, AR, Franklin County, AR, Sebastian County, AR
The radar
The Western Arkansas radar (KSRX), 44 km from the middle of the area, began a volume at 03:31 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 14, 10:35 PM CDT | TORNADO | 2 W Dyer, AR | A TORNADO SNAPPED OR UPROOTED A NUMBER OF TREES AND DAMAGED THE ROOFS OF TWO HOMES. THE RATING WILL BE EF-1 WITH MAXIMUM WINDS OF 100 MPH. THE TORNADO LIFTED ABOUT 1.5 MILES NORTH OF DYER AT 1044 PM. |
| Apr 14, 10:45 PM CDT | TSTM WND DMG | 2 N Dyer, AR | LARGE TREES ACROSS RIDGE ROAD NORTH OF DYER |
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 14, 9:06 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 3.5 hours before the alert went out and 152 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2194 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 249 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
128 WFUS54 KTSA 150328 TORTSA ARC033-047-131-150430- /O.NEW.KTSA.TO.W.0037.110415T0328Z-110415T0430Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TULSA OK 1028 PM CDT THU APR 14 2011 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * TORNADO WARNING FOR... CRAWFORD COUNTY IN NORTHWEST ARKANSAS FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS NORTHEASTERN SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS * UNTIL 1130 PM CDT * AT 1026 PM CDT...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING A TORNADO WAS LOCATED ALONG A LINE EXTENDING FROM 5 MILES WEST OF NATURAL DAM TO 9 MILES SOUTHEAST OF ALMA...MOVING EAST AT 25 MPH. THIS IS A DANGEROUS STORM WITH STRONG LOW LEVEL ROTATIONS...A TORNADO IS OCCURRING OR COULD FORM AT ANY TIME. * SOME LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE... CEDARVILLE...ALMA...RUDY...NATURAL DAM...LEE CREEK...DYER... MULBERRY...CHESTER...MOUNTAINBURG...FERN...OZARK...WIEDERKEHR VILLAGE...CASS...ALTUS AND DENNING. THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 2 AND 43. 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! && LAT...LON 3543 9369 3532 9435 3575 9449 3576 9368 TIME...MOT...LOC 0329Z 270DEG 22KT 3564 9445 3536 9414 $$
3 follow-up statements
549 WWUS54 KTSA 150346 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 1046 PM CDT THU APR 14 2011 ARC033-047-131-150430- /O.CON.KTSA.TO.W.0037.000000T0000Z-110415T0430Z/ SEBASTIAN AR-CRAWFORD AR-FRANKLIN AR- 1046 PM CDT THU APR 14 2011 ...TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT FOR FRANKLIN...CRAWFORD AND NORTHEASTERN SEBASTIAN COUNTIES... AT 1045 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO LOCATED NEAR DYER... MOVING NORTHEAST AT 30 MPH. THIS IS A DANGEROUS STORM WITH STRONG LOW LEVEL ROTATION...A TORNADO IS OCCURRING OR COULD FORM AT ANY TIME. SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...CHESTER... MULBERRY...PLEASANT HILL...PINEY...LOCKE...CECIL...MOUNT GAYLER... TONEY...FERN...MEG...LONELM...CRAVENS...BIDVILLE...OZARK...JETHRO... DENNING...WATALULA...ALTUS...WIEDERKEHR VILLAGE...ALIX...PARADISE... BARNES...TURNERS BEND...CASS...REDDING...MOUNTAIN TOP AND TAFT. THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 8 AND 43. PRECAUTIONARY/PREPAREDNESS ACTIONS... NIGHTTIME TORNADOES ARE ESPECIALLY DANGEROUS...TAKE COVER NOW! IF YOU WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE! && LAT...LON 3543 9369 3533 9428 3575 9435 3576 9368 TIME...MOT...LOC 0346Z 247DEG 24KT 3552 9411 $$
533
WWUS54 KTSA 150415
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1115 PM CDT THU APR 14 2011
ARC033-131-150425-
/O.CAN.KTSA.TO.W.0037.000000T0000Z-110415T0430Z/
SEBASTIAN AR-CRAWFORD AR-
1115 PM CDT THU APR 14 2011
...THE TORNADO WARNING FOR EASTERN CRAWFORD AND NORTHEASTERN
SEBASTIAN COUNTIES IS CANCELLED...
LAT...LON 3543 9369 3537 9407 3540 9408 3549 9404
3549 9403 3552 9403 3573 9395 3573 9391
3574 9391 3576 9387 3576 9368
TIME...MOT...LOC 0415Z 234DEG 26KT 3563 9388
$$
ARC047-150430-
/O.CON.KTSA.TO.W.0037.000000T0000Z-110415T0430Z/
FRANKLIN AR-
1115 PM CDT THU APR 14 2011
...TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT FOR FRANKLIN
COUNTY...
AT 1112 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO LOCATED NEAR JETHRO...
MOVING NORTHEAST AT 30 MPH.
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
PARADISE...BARNES...TURNERS BEND...CASS...MOUNTAIN TOP...REDDING AND
TAFT.
THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 24 AND 43.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW! IF NO
UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE
SUBSTANTIAL SHELTER. AVOID WINDOWS!
&&
LAT...LON 3543 9369 3537 9407 3540 9408 3549 9404
3549 9403 3552 9403 3573 9395 3573 9391
3574 9391 3576 9387 3576 9368
TIME...MOT...LOC 0415Z 234DEG 26KT 3563 9388
$$619
WWUS54 KTSA 150430
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1130 PM CDT THU APR 14 2011
ARC047-150440-
/O.EXP.KTSA.TO.W.0037.000000T0000Z-110415T0430Z/
FRANKLIN AR-
1130 PM CDT THU APR 14 2011
...THE TORNADO WARNING FOR FRANKLIN COUNTY EXPIRES AT 1130 PM CDT...
THE THUNDERSTORM HAS MOVED OUT OF THE WARNED AREA AND WEAKENED BELOW
SEVERE LIMITS...THEREFORE THE TORNADO WARNING WILL BE ALLOWED TO
EXPIRE.
A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHERN FRANKLIN COUNTY
UNTIL 1145 PM.
GUSTY WINDS AND HEAVY RAIN WILL STILL BE POSSIBLE WITH THIS STORM.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 4 AM.
LAT...LON 3543 9369 3537 9407 3540 9408 3549 9404
3549 9403 3552 9403 3573 9395 3573 9391
3574 9391 3576 9387 3576 9368
TIME...MOT...LOC 0430Z 226DEG 27KT 3572 9376
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 7:48 PM CDT | Tornado Warning | TSA | Benton | 42 min |
| Apr 14, 9:14 PM CDT | Tornado Warning | TSA | Sebastian | 61 min |
| Apr 14, 9:48 PM CDT | Tornado Warning | TSA | Crawford, Sebastian | 42 min |
| Apr 14, 10:17 PM CDT | Tornado Warning | TSA | Franklin, Sebastian | 58 min |
| Apr 14, 10:36 PM CDT | Areal Flood Advisory | TSA | Crawford, Franklin, Sebastian | 114 min |
| Apr 14, 11:12 PM CDT | Tornado Warning | TSA | Franklin, Sebastian | 33 min |
| Apr 14, 11:24 PM CDT | Special Weather Statement | TSA | Madison | 36 min |
| Apr 15, 12:43 AM CDT | Special Weather Statement | TSA | Carroll | 32 min |
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.