Alert archive / Arkansas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 286, NWS Tulsa, OK

October 13, 2012Carroll County, Madison County, Washington County, Arkansas

NWS Tulsa, OK issued this severe thunderstorm warning at Oct 13, 2012, 9:53 PM CDT for Carroll County, Madison County, Washington County, Arkansas. It was in force for 67 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
Oct 13, 2012, 9:53 PM CDT (02:53 UTC)
Expired
Oct 13, 2012, 11:00 PM CDT
In force
67 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon

Counties Carroll County, AR, Madison County, AR, Washington County, AR

The radar

The Western Arkansas radar (KSRX), 113 km from the middle of the area, began a volume at 02:53 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.

IssuedProductOfficeLasted
Oct 13, 5:57 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 2.9 hours before the alert went out and 85 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-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 2012-10-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 135 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2012-10-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 347 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
135 J/kg
Mixed-layer CIN
-101 J/kg
Mixed-layer LCL
729 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
347 m²/s²
0-3 km storm-relative helicity
420 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.5

Open this sounding in Storm Lab

The text

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

456 
WUUS54 KTSA 140253
SVRTSA
ARC015-087-143-140400-
/O.NEW.KTSA.SV.W.0286.121014T0253Z-121014T0400Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
953 PM CDT SAT OCT 13 2012

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CARROLL COUNTY IN NORTHWEST ARKANSAS
  MADISON COUNTY IN NORTHWEST ARKANSAS
  EASTERN WASHINGTON COUNTY IN NORTHWEST ARKANSAS

* UNTIL 1100 PM CDT

* AT 948 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 19 MILES NORTHWEST OF BEAVER TO 9 MILES WEST OF
  CLIFTY TO 15 MILES SOUTHWEST OF WINSLOW...MOVING EAST AT 50 MPH.

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

* SOME LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...
  ELKINS...HINDSVILLE...WESLEY...CLIFTY...BEAVER...EUREKA SPRINGS...
  FORUM...WITHROW SPRINGS STATE PARK...HUNTSVILLE...JAPTON...
  GRANDVIEW...BERRYVILLE...URBANETTE...AURORA...SAINT PAUL...
  MARBLE...WITTER...OAK GROVE...GREEN FOREST...RULE...RUDD...
  PETTIGREW...KINGSTON...BOSTON...OSAGE AND CARROLLTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. PEOPLE OUTDOORS
SHOULD MOVE INSIDE A STURDY BUILDING. STAY AWAY FROM WINDOWS AND
DOORS UNTIL THE STORM HAS PASSED.

PEOPLE OUTDOORS SHOULD MOVE INSIDE A STURDY BUILDING. STAY AWAY FROM
WINDOWS AND DOORS UNTIL THE STORM HAS PASSED.

&&

LAT...LON 3612 9347 3609 9347 3608 9344 3597 9345
      3587 9352 3577 9351 3576 9424 3607 9407
      3624 9392 3624 9387 3630 9387 3631 9382
      3638 9389 3650 9386 3649 9329 3612 9329
TIME...MOT...LOC 0254Z 254DEG 44KT 3661 9399 3629 9386
          3565 9420

$$
3 follow-up statements
349 
WWUS54 KTSA 140324
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1024 PM CDT SAT OCT 13 2012

ARC143-140334-
/O.CAN.KTSA.SV.W.0286.000000T0000Z-121014T0400Z/
WASHINGTON AR-
1024 PM CDT SAT OCT 13 2012

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

LAT...LON 3612 9329 3612 9347 3609 9347 3608 9344
      3597 9345 3587 9352 3577 9351 3577 9391
      3576 9394 3614 9393 3624 9387 3630 9387
      3631 9382 3638 9389 3640 9387 3650 9386
      3649 9329
TIME...MOT...LOC 0324Z 253DEG 39KT 3648 9351 3602 9377
          3575 9382

$$

ARC015-087-140400-
/O.CON.KTSA.SV.W.0286.000000T0000Z-121014T0400Z/
CARROLL AR-MADISON AR-
1024 PM CDT SAT OCT 13 2012

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT
FOR MADISON AND CARROLL COUNTIES...

AT 1021 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM URBANETTE TO GEORGETOWN TO 6 MILES SOUTHWEST OF
BRASHEARS...MOVING EAST AT 45 MPH.

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

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...SAINT
PAUL...AURORA...OAK GROVE...WITTER...CABANAL...DUTTON...MARBLE...
METALTON...PETTIGREW...GREEN FOREST...RULE...RUDD...BOSTON...
DRYFORK...CONNOR...KINGSTON...WEATHERS...RED STAR...DENVER...COIN...
OSAGE...CARROLLTON AND DELMAR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. PEOPLE OUTDOORS
SHOULD MOVE INSIDE A STURDY BUILDING. STAY AWAY FROM WINDOWS AND
DOORS UNTIL THE STORM HAS PASSED.

PEOPLE OUTDOORS SHOULD MOVE INSIDE A STURDY BUILDING. STAY AWAY FROM
WINDOWS AND DOORS UNTIL THE STORM HAS PASSED.

&&

LAT...LON 3612 9329 3612 9347 3609 9347 3608 9344
      3597 9345 3587 9352 3577 9351 3577 9391
      3576 9394 3614 9393 3624 9387 3630 9387
      3631 9382 3638 9389 3640 9387 3650 9386
      3649 9329
TIME...MOT...LOC 0324Z 253DEG 39KT 3648 9351 3602 9377
          3575 9382

$$
059 
WWUS54 KTSA 140333
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1033 PM CDT SAT OCT 13 2012

ARC015-087-140400-
/O.CON.KTSA.SV.W.0286.000000T0000Z-121014T0400Z/
CARROLL AR-MADISON AR-
1033 PM CDT SAT OCT 13 2012

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT
FOR MADISON AND CARROLL COUNTIES...

AT 1031 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 6 MILES NORTHWEST OF OAK GROVE TO HUNTSVILLE TO
BRASHEARS...MOVING EAST AT 45 MPH.

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

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
BERRYVILLE...URBANETTE...HARMONY...SAINT PAUL...ALABAM...AURORA...OAK
GROVE...WITTER...DUTTON...CABANAL...PETTIGREW...MARBLE...METALTON...
GREEN FOREST...BOSTON...RULE...RUDD...KINGSTON...CONNOR...DRYFORK...
WEATHERS...RED STAR...DENVER...COIN...OSAGE...CARROLLTON AND DELMAR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. PEOPLE OUTDOORS
SHOULD MOVE INSIDE A STURDY BUILDING. STAY AWAY FROM WINDOWS AND
DOORS UNTIL THE STORM HAS PASSED.

PEOPLE OUTDOORS SHOULD MOVE INSIDE A STURDY BUILDING. STAY AWAY FROM
WINDOWS AND DOORS UNTIL THE STORM HAS PASSED.

PREPARE FOR DAMAGING STRAIGHT LINE WINDS. TAKE COVER INSIDE A STURDY
BUILDING AWAY FROM WINDOWS AND DOORS. MOBILE HOMES AND HIGH PROFILE
VEHICLES MAY BE OVERTURNED.

&&

LAT...LON 3612 9329 3612 9347 3609 9347 3608 9344
      3597 9345 3587 9352 3577 9351 3577 9391
      3576 9394 3614 9393 3624 9387 3630 9387
      3631 9382 3638 9389 3640 9387 3650 9386
      3649 9329
TIME...MOT...LOC 0333Z 253DEG 39KT 3654 9348 3608 9375
          3581 9379

$$
992 
WWUS54 KTSA 140352
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1052 PM CDT SAT OCT 13 2012

ARC015-087-140400-
/O.CON.KTSA.SV.W.0286.000000T0000Z-121014T0400Z/
CARROLL AR-MADISON AR-
1052 PM CDT SAT OCT 13 2012

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT
FOR EASTERN MADISON AND CARROLL COUNTIES...

AT 1050 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM OAK GROVE TO DRYFORK TO PETTIGREW...MOVING EAST AT 45
MPH.

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

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
KINGSTON...DRYFORK...CONNOR...WEATHERS...RED STAR...COIN...OSAGE...
CARROLLTON...DELMAR AND DENVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. PEOPLE OUTDOORS
SHOULD MOVE INSIDE A STURDY BUILDING. STAY AWAY FROM WINDOWS AND
DOORS UNTIL THE STORM HAS PASSED.

PEOPLE OUTDOORS SHOULD MOVE INSIDE A STURDY BUILDING. STAY AWAY FROM
WINDOWS AND DOORS UNTIL THE STORM HAS PASSED.

&&

LAT...LON 3612 9329 3612 9347 3609 9347 3608 9344
      3597 9345 3592 9350 3587 9352 3577 9351
      3577 9377 3612 9368 3649 9361 3649 9329
TIME...MOT...LOC 0352Z 253DEG 39KT 3647 9338 3614 9351
          3579 9360

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 13, 9:08 PM CDTSevere Thunderstorm WarningTSABenton, Madison, Washington67 min
Oct 13, 9:35 PM CDTSevere Thunderstorm WarningTSACrawford, Franklin, Sebastian, Washington40 min
Oct 13, 9:43 PM CDTSevere Thunderstorm WarningTSAFranklin, Sebastian62 min
Oct 13, 10:11 PM CDTSevere Thunderstorm WarningTSAFranklin49 min
Oct 13, 10:13 PM CDTSevere Thunderstorm WarningTSACrawford, Franklin, Sebastian34 min
Oct 13, 10:53 PM CDTSevere Thunderstorm WarningTSACarroll, Franklin, Madison23 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2012Every severe thunderstorm warning 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.