Alert archive / Arkansas / Tornado Warnings in 2001

Tornado Warning 35, NWS Tulsa, OK

November 23, 2001Benton County, Washington County, Arkansas

NWS Tulsa, OK issued this tornado warning at Nov 23, 2001, 7:57 PM CST for Benton County, Washington County, Arkansas. It was in force for 63 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
Nov 23, 2001, 7:57 PM CST (01:57 UTC)
Expired
Nov 23, 2001, 9:00 PM CST
In force
63 min
Issued by
NWS Tulsa, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Benton County, AR, Washington County, AR

The radar

The Western Arkansas radar (KSRX), 102 km from the middle of the area, began a volume at 01:57 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

TimeReportWhereRemark
Nov 23, 8:15 PM CSTThunderstorm Wind 61 EPea Ridge, AR

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Nov 23, 6:00 PM CSTTornado WatchSPC5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 2.0 hours before the alert went out and 93 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 2001-11-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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 2001-11-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 351 square meters per square second.1939587897Sfc1 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
6 J/kg
Mixed-layer CIN
-199 J/kg
Mixed-layer LCL
970 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
351 m²/s²
0-3 km storm-relative helicity
377 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.

511 
WFUS54 KTSA 240158
TORTUL
ARC007-143-240300-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
757 PM CST FRI NOV 23 2001

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR
  BENTON COUNTY IN NORTHWEST ARKANSAS
  NORTHWESTERN WASHINGTON COUNTY IN NORTHWEST ARKANSAS

* UNTIL 900 PM CST

* AT 757 PM CST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH
  STRONG ROTATION OVER HIGHFILL...MOVING NORTHEAST AT 40 MPH. THIS
  DANGEROUS STORM COULD PRODUCE A TORNADO AT ANY TIME.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...BENTONVILLE...
  GENTRY...PEA RIDGE...SPRINGTOWN...HIGHFILL...CAVE SPRINGS...
  DECATUR...HIWASSE...BELLA VISTA...CINCINNATI AND TONTITOWN.

A SECOND STRONG ROTATION WAS ALSO DETECTED OVER NORTHWEST WASHINGTON 
COUNTY JUST NORTHWEST OF CINCINATI.  A TORNADO COULD FORM AT ANYTIME 
WITH THIS CIRCULATION AS WELL.

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

TORNADOES IN HILLY OR MOUNTAINOUS TERRAIN ARE ESPECIALLY DANGEROUS -
TAKE COVER NOW YOU MAY NOT BE ABLE TO SEE OR HEAR THE TORNADO
COMING.

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 3603 9460 3599 9436 3650 9403 3650 9439

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 23, 6:23 PM CSTSevere Thunderstorm WarningTSASebastian52 min
Nov 23, 6:31 PM CSTSevere Thunderstorm WarningTSACrawford, Franklin44 min
Nov 23, 7:08 PM CSTSevere Thunderstorm WarningTSAMadison52 min
Nov 23, 7:13 PM CSTTornado WarningTSAFranklin47 min
Nov 23, 7:16 PM CSTSevere Thunderstorm WarningTSASebastian44 min
Nov 23, 7:21 PM CSTSevere Thunderstorm WarningTSACrawford54 min
Nov 23, 7:30 PM CSTTornado WarningTSABenton, Washington30 min
Nov 23, 8:14 PM CSTTornado WarningTSACarroll46 min
Nov 23, 8:32 PM CSTSevere Thunderstorm WarningTSAFranklin43 min
Nov 23, 8:39 PM CSTSevere Thunderstorm WarningTSASebastian51 min
Nov 23, 8:48 PM CSTSevere Thunderstorm WarningTSACrawford57 min
Nov 23, 8:56 PM CSTTornado WarningTSAFranklin49 min
Nov 23, 9:13 PM CSTSevere Thunderstorm WarningTSASebastian47 min
Nov 23, 9:29 PM CSTSevere Thunderstorm WarningTSAFranklin46 min
Nov 23, 9:30 PM CSTSevere Thunderstorm WarningTSACrawford, Washington60 min
Nov 23, 9:38 PM CSTSevere Thunderstorm WarningTSAMadison67 min
Nov 23, 9:42 PM CSTSevere Thunderstorm WarningTSABenton48 min
Nov 23, 9:45 PM CSTSevere Thunderstorm WarningTSASebastian45 min
Nov 23, 9:55 PM CSTFlash Flood WarningTSAFranklin2 hr
Nov 23, 10:14 PM CSTSevere Thunderstorm WarningTSAFranklin76 min

Nearby

Tornado Warnings in Arkansas, 2001Every tornado warning in 2001Tornadoes in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.