Alert archive / Arkansas / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 355, NWS Tulsa, OK

May 23, 2011Benton County, Arkansas; Delaware County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 23, 2011, 7:47 PM CDT for Benton County, Arkansas; Delaware County, Oklahoma. It was in force for 43 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: May 23, 2011, 7:47 PM CDT (00:47 UTC)
Expired: May 23, 2011, 8:30 PM CDT
In force: 43 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon

Counties Benton County, AR, Delaware County, OK

The radar

The Tulsa radar (KINX), 103 km from the middle of the area, began a volume at 00:49 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 nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.8 hours before the alert went out and 81 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 23 J/kg
Mixed-layer CIN: -417 J/kg
Mixed-layer LCL: 1542 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: -138 m²/s²
0-3 km storm-relative helicity: -19 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

292 
WUUS54 KTSA 240047
SVRTSA
ARC007-OKC041-240130-
/O.NEW.KTSA.SV.W.0355.110524T0047Z-110524T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
747 PM CDT MON MAY 23 2011

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN DELAWARE COUNTY IN NORTHEAST OKLAHOMA
  BENTON COUNTY IN NORTHWEST ARKANSAS

* UNTIL 830 PM CDT

* AT 745 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 13 MILES NORTHWEST OF MAYSVILLE TO 5 MILES WEST     
  OF MAYSVILLE TO 4 MILES WEST OF COLCORD...MOVING NORTHEAST AT 40.
  THESE STORMS HAVE A HISTORY OF PRODUCING DOWNED TREES.

  STORM HAZARDS INCLUDE...
  WIND GUSTS TO 60 MPH...

* SOME LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
  COLCORD...MAYSVILLE...WEST SILOAM SPRINGS...SILOAM SPRINGS...
  GENTRY...SPRINGTOWN...DECATUR...GRAVETTE...HIGHFILL...HIWASSE...
  CAVE SPRINGS...BENTONVILLE...BELLA VISTA...PEA RIDGE...LOWELL AND
  ROGERS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

&&

LAT...LON 3659 9462 3651 9461 3650 9404 3621 9406
      3622 9433 3615 9434 3617 9468 3656 9474
TIME...MOT...LOC 0046Z 246DEG 36KT 3654 9476 3641 9467
          3628 9474

$$

1 follow-up statement

603 
WWUS54 KTSA 240120
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
820 PM CDT MON MAY 23 2011

OKC041-240129-
/O.CAN.KTSA.SV.W.0355.000000T0000Z-110524T0130Z/
DELAWARE OK-
820 PM CDT MON MAY 23 2011

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN DELAWARE COUNTY IS
CANCELLED...

LAT...LON 3621 9456 3651 9461 3650 9404 3621 9406
      3622 9433 3621 9433
TIME...MOT...LOC 0119Z 253DEG 36KT 3651 9434 3643 9429
          3625 9437

$$

ARC007-240130-
/O.CON.KTSA.SV.W.0355.000000T0000Z-110524T0130Z/
BENTON AR-
820 PM CDT MON MAY 23 2011

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
BENTON COUNTY...

AT 816 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM SULPHUR SPRINGS TO HIWASSE TO SPRINGTOWN...MOVING EAST
AT 40 MPH. THESE STORMS HAVE A HISTORY OF PRODUCING DAMAGING WINDS.

STORM HAZARDS INCLUDE...
WIND GUSTS TO 60 MPH...

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
HIGHFILL...MILLER...VAUGHN...CENTERTON...ROCKY COMFORT...BELLA
VISTA...HEALING SPRINGS...BENTONVILLE...AVOCA...MONTE NE...PEA
RIDGE...LOWELL...ROGERS AND CAVE SPRINGS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

&&

LAT...LON 3621 9456 3651 9461 3650 9404 3621 9406
      3622 9433 3621 9433
TIME...MOT...LOC 0119Z 253DEG 36KT 3651 9434 3643 9429
          3625 9437

$$

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 23, 7:20 PM CDT	Flash Flood Warning	TSA	Carroll, Madison	6 hr
May 23, 7:59 PM CDT	Severe Thunderstorm Warning	TSA	Benton, Washington	46 min
May 23, 8:22 PM CDT	Flash Flood Warning	TSA	Benton	6 hr
May 23, 8:28 PM CDT	Severe Thunderstorm Warning	TSA	Benton, Carroll, Madison	33 min
May 23, 8:39 PM CDT	Severe Thunderstorm Warning	TSA	Benton, Crawford, Madison, Washington	51 min
May 23, 9:04 PM CDT	Severe Thunderstorm Warning	TSA	Franklin, Sebastian	41 min
May 23, 9:31 PM CDT	Severe Thunderstorm Warning	TSA	Crawford, Franklin, Sebastian	59 min
May 23, 9:42 PM CDT	Severe Thunderstorm Warning	TSA	Franklin, Sebastian	33 min
May 23, 9:49 PM CDT	Severe Thunderstorm Warning	TSA	Crawford, Sebastian	56 min
May 23, 10:04 PM CDT	Flash Flood Warning	TSA	Crawford, Franklin, Sebastian	4 hr
May 23, 10:08 PM CDT	Severe Thunderstorm Warning	TSA	Franklin, Sebastian	47 min
May 23, 10:17 PM CDT	Severe Thunderstorm Warning	TSA	Franklin	28 min
May 23, 10:42 PM CDT	Flash Flood Warning	TSA	Crawford, Franklin, Sebastian, Washington	3 hr
May 24, 12:07 AM CDT	Areal Flood Warning	TSA	Benton, Carroll, Madison, Washington	12 hr
May 24, 1:33 AM CDT	Areal Flood Warning	TSA	Crawford, Franklin, Sebastian	10 hr
May 24, 8:14 AM CDT	Flash Flood Warning	TSA	Carroll	6 hr
May 24, 8:17 AM CDT	River Flood Warning	TSA	Crawford, Sebastian	12 hr
May 24, 8:25 AM CDT	River Flood Warning	TSA	Crawford	13 hr
May 24, 11:55 AM CDT	Areal Flood Warning	TSA	Benton, Carroll, Crawford, Franklin, Madison, Sebastian and 1 more	48 hr
May 24, 1:58 PM CDT	Flash Flood Warning	TSA	Carroll	6 hr
May 23, 7:14 PM CDT	Severe Thunderstorm Warning	TSA	Delaware, Mayes	46 min
May 23, 7:16 PM CDT	Flash Flood Warning	TSA	Craig, Delaware, Mayes, Nowata, Ottawa, Rogers	6 hr
May 23, 8:32 PM CDT	River Flood Warning	TSA	Ottawa	24 hr
May 23, 8:34 PM CDT	Areal Flood Advisory	TSA	Adair, Cherokee, Delaware, Mayes, Muskogee, Sequoyah and 1 more	116 min
May 23, 8:41 PM CDT	Special Weather Statement	TSA	Creek	49 min
May 23, 9:03 PM CDT	Flash Flood Warning	TSA	Adair, Cherokee, Delaware, Haskell, Mayes, Muskogee and 2 more	6 hr
May 23, 9:53 PM CDT	High Wind Warning	TSA	Creek, McIntosh, Muskogee, Okfuskee, Okmulgee, Tulsa and 1 more	4 hr
May 23, 10:48 PM CDT	Special Weather Statement	TSA	Latimer, LeFlore	42 min
May 23, 10:59 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore	46 min
May 23, 11:00 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okfuskee, Okmulgee	45 min
May 23, 11:29 PM CDT	Areal Flood Advisory	TSA	Creek, Okfuskee, Okmulgee	2 hr
May 24, 12:12 AM CDT	Special Weather Statement	TSA	Tulsa	33 min
May 24, 1:51 AM CDT	River Flood Warning	TSA	Cherokee, Delaware	7 hr
May 24, 1:51 AM CDT	River Flood Warning	TSA	Cherokee	13 hr
May 24, 8:22 AM CDT	River Flood Warning	TSA	LeFlore	44 hr
May 24, 6:08 PM CDT	Tornado Warning	TSA	Creek, Osage, Pawnee	67 min
May 24, 6:49 PM CDT	Tornado Warning	TSA	Osage, Pawnee	41 min
May 24, 6:53 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okfuskee, Osage, Pawnee, Tulsa	67 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2011 Severe Thunderstorm Warnings in Oklahoma, 2011 Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.