Alert archive / Arkansas / Tornado Warnings in 2006

Tornado Warning 65, NWS Tulsa, OK

September 22, 2006Franklin County, Arkansas

NWS Tulsa, OK issued this tornado warning at Sep 22, 2006, 6:10 PM CDT for Franklin County, Arkansas. It was in force for 50 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: Sep 22, 2006, 6:10 PM CDT (23:10 UTC)
Expired: Sep 22, 2006, 7:00 PM CDT
In force: 50 min
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

County Franklin County, AR

The radar

The Western Arkansas radar (KSRX), 70 km from the middle of the area, began a volume at 23:10 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
Sep 22, 6:10 PM CDT	FUNNEL CLOUD	6 N Cass, AR
Sep 22, 6:10 PM CDT	HAIL 0.88	6 N Cass, AR

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
Sep 22, 12:06 PM CDT	Tornado Watch PDS	SPC	9 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.2 hours before the alert went out and 129 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: 409 J/kg
Mixed-layer CIN: -55 J/kg
Mixed-layer LCL: 642 m above ground
0-6 km bulk shear: 66 kt
0-1 km storm-relative helicity: 311 m²/s²
0-3 km storm-relative helicity: 363 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 8.7

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KTSA 222309
TORTSA
ARC047-230000-
/O.NEW.KTSA.TO.W.0065.060922T2310Z-060923T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
610 PM CDT FRI SEP 22 2006

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS

* UNTIL 700 PM CDT

* AT 606 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES
  NORTHWEST OF CASS...MOVING EAST AT 40 MPH.

* THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
  INDICATED COUNTY...

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 3579 9394 3567 9392 3568 9370 3577 9364

$$

1 follow-up statement

000 
WWUS54 KTSA 222316
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
616 PM CDT FRI SEP 22 2006

ARC047-230000-
/O.CON.KTSA.TO.W.0065.000000T0000Z-060923T0000Z/
FRANKLIN AR-
616 PM CDT FRI SEP 22 2006

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR 
   NORTHERN FRANKLIN COUNTY...

AT 610 PM CDT...WEATHER SERVICE RADAR CONTINUED TO INDICATE A
POTENTIALLY TORNADIC THUNDERSTORM WITH STRONG LOW LEVEL ROTATION.
THIS STORM WAS LOCATED NEAR CASS...MOVING EAST AT 40 MPH. THIS IS A 
DANGEROUS STORM...A TORNADO COULD FORM AT ANY TIME.

THE WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED
COUNTY.

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 3578 9387 3568 9388 3568 9370 3577 9364

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 22, 2:47 PM CDT	Severe Thunderstorm Warning	TSA	Crawford	43 min
Sep 22, 3:00 PM CDT	Severe Thunderstorm Warning	TSA	Washington	38 min
Sep 22, 3:05 PM CDT	Severe Thunderstorm Warning	TSA	Madison	55 min
Sep 22, 3:25 PM CDT	Severe Thunderstorm Warning	TSA	Carroll	48 min
Sep 22, 3:37 PM CDT	Tornado Warning	TSA	Madison	38 min
Sep 22, 5:13 PM CDT	Severe Thunderstorm Warning	TSA	Crawford	62 min
Sep 22, 5:20 PM CDT	Severe Thunderstorm Warning	TSA	Washington	55 min
Sep 22, 5:42 PM CDT	Severe Thunderstorm Warning	TSA	Madison	63 min
Sep 22, 5:43 PM CDT	Severe Thunderstorm Warning	TSA	Franklin	62 min
Sep 22, 5:49 PM CDT	Severe Thunderstorm Warning	TSA	Benton	45 min
Sep 22, 5:53 PM CDT	Tornado Warning	TSA	Madison	37 min
Sep 22, 6:32 PM CDT	Severe Thunderstorm Warning	TSA	Madison	14 min

Nearby

Tornado Warnings in Arkansas, 2006 Every tornado warning in 2006 Tornadoes in 2006

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.