Alert archive / Oklahoma / Tornado Warnings in 2006

Tornado Warning 56, NWS Tulsa, OK

May 9, 2006LeFlore County, Oklahoma; Sebastian County, Arkansas

NWS Tulsa, OK issued this tornado warning at May 9, 2006, 7:54 PM CDT for LeFlore County, Oklahoma; Sebastian County, Arkansas. It was in force for 66 min. 4 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
May 9, 2006, 7:54 PM CDT (00:54 UTC)
Expired
May 9, 2006, 9:00 PM CDT
In force
66 min
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

Counties Sebastian County, AR, LeFlore County, OK

The radar

The Western Arkansas radar (KSRX), 11 km from the middle of the area, began a volume at 00:56 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
May 9, 8:41 PM CDTHAIL 0.88Fort Smith, AR
May 9, 8:46 PM CDTTSTM WND GST 603 Ne Pocola, OK
May 9, 8:55 PM CDTHAIL 0.881 S Fort Smith, AR
May 9, 9:04 PM CDTHAIL 0.75Fort Smith, ARJUST EAST AND NORTH OF THE AIRPORT

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.

IssuedProductOfficeLasted
May 9, 4:04 PM CDTTornado WatchSPC7 hr
May 9, 5:07 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.9 hours before the alert went out and 185 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 2006-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 680 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 2006-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 square meters per square second.193958Sfc1 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
680 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
1161 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
97 m²/s²
Significant tornado parameter
0.4
Supercell composite
3.9

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KTSA 100054
TORTSA
ARC131-OKC079-100200-
/O.NEW.KTSA.TO.W.0056.060510T0054Z-060510T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
754 PM CDT TUE MAY 9 2006

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN LE FLORE COUNTY IN SOUTHEAST OKLAHOMA
  SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS

* UNTIL 900 PM CDT

* AT 753 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
  POTENTIALLY TORNADIC THUNDERSTORM WITH STRONG LOW LEVEL ROTATION 12
  MILES WEST OF ARKOMA...MOVING SOUTHEAST AT 15 MPH. THIS IS A
  DANGEROUS STORM...A TORNADO IS OCCURRING OR COULD FORM AT ANY TIME.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...ARKOMA...FORT
  SMITH...POCOLA...BONANZA...BARLING...HACKETT AND JENNY LIND.

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 3507 9442 3528 9465 3529 9463 3534 9471
      3535 9471 3535 9471 3530 9466 3534 9459
      3532 9450 3535 9450 3540 9442 3545 9440
      3543 9435 3538 9434 3535 9429 3537 9418
      3538 9418 3538 9418

$$
4 follow-up statements
000 
WWUS54 KTSA 100117
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
817 PM CDT TUE MAY 9 2006

ARC131-OKC079-100200-
/O.CON.KTSA.TO.W.0056.000000T0000Z-060510T0200Z/
SEBASTIAN AR-LE FLORE OK-
817 PM CDT TUE MAY 9 2006

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR NORTHERN 
LE FLORE AND SEBASTIAN COUNTIES...

AT 814 PM CDT...WEATHER SERVICE RADAR CONTINUED TO INDICATE A
POTENTIALLY TORNADIC THUNDERSTORM WITH STRONG LOW LEVEL ROTATION.
THIS STORM WAS LOCATED NEAR BRADEN...MOVING SOUTHEAST AT 15 MPH. THIS
IS A DANGEROUS STORM...A TORNADO COULD FORM AT ANY TIME.

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...SCULLYVILLE...
BRADEN...ARKOMA...FORT SMITH...MILL CREEK...POCOLA...ROCK ISLAND...
BONANZA...JENSON...RYE HILL...HACKETT...BARLING...JENNY LIND...
CENTRAL CITY AND EXCELSIOR.

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 3507 9442 3528 9465 3529 9463 3534 9471
      3535 9471 3535 9471 3530 9466 3534 9459
      3532 9450 3535 9450 3540 9442 3545 9440
      3543 9435 3538 9434 3535 9429 3537 9418
      3538 9418 3538 9418

$$
000 
WWUS54 KTSA 100133
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
833 PM CDT TUE MAY 9 2006

ARC131-OKC079-100200-
/O.CON.KTSA.TO.W.0056.000000T0000Z-060510T0200Z/
SEBASTIAN AR-LE FLORE OK-
833 PM CDT TUE MAY 9 2006

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR NORTHERN 
LE FLORE AND SEBASTIAN COUNTIES...

AT 830 PM CDT...WEATHER SERVICE RADAR CONTINUED TO INDICATE A
POTENTIALLY TORNADIC THUNDERSTORM WITH STRONG LOW LEVEL ROTATION.
THIS STORM WAS LOCATED NEAR BRADEN...MOVING SOUTHEAST AT 15 MPH. THIS
IS A DANGEROUS STORM...A TORNADO IS OCCURRING OR COULD FORM AT ANY
TIME.

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...POCOLA...
BONANZA...ROCK ISLAND...JENSON...RYE HILL...BARLING...HACKETT...
CENTRAL CITY...JENNY LIND AND EXCELSIOR.

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 3507 9442 3528 9465 3529 9463 3534 9471
      3535 9471 3535 9471 3530 9466 3534 9459
      3532 9450 3535 9450 3540 9442 3545 9440
      3543 9435 3538 9434 3535 9429 3537 9418
      3538 9418 3538 9418

$$
000 
WWUS54 KTSA 100149
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
848 PM CDT TUE MAY 9 2006

ARC131-OKC079-100200-
/O.CON.KTSA.TO.W.0056.000000T0000Z-060510T0200Z/
SEBASTIAN AR-LE FLORE OK-
848 PM CDT TUE MAY 9 2006

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR NORTHERN 
LE FLORE AND SEBASTIAN COUNTIES...

AT 847 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS 
LOCATED NEAR POCOLA...MOVING SOUTHEAST AT 10 MPH.  NICKEL HAIL WAS 
REPORTED IN FORT SMITH WITH THIS STORM.

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...POCOLA...CENTRAL
CITY...RYE HILL...JENNY LIND...BONANZA...EXCELSIOR...JENSON...
BARLING...HACKETT AND ROCK ISLAND.

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 3507 9442 3528 9465 3529 9463 3534 9471
      3535 9471 3535 9471 3530 9466 3534 9459
      3532 9450 3535 9450 3540 9442 3545 9440
      3543 9435 3538 9434 3535 9429 3537 9418
      3538 9418 3538 9418

$$
000 
WWUS54 KTSA 100158
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
859 PM CDT TUE MAY 9 2006

OKC091-100209-
/O.EXP.KTSA.SV.W.0298.000000T0000Z-060510T0200Z/
MCINTOSH OK-
859 PM CDT TUE MAY 9 2006

...THE SEVERE THUNDERSTORM WARNING FOR MCINTOSH COUNTY EXPIRES AT 900
PM CDT...

THE THUNDERSTORM HAS MOVED OUT OF THE WARNED AREA...THEREFORE THE
SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT.

LAT...LON 3553 9553 3535 9557 3535 9534 3556 9533

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 9, 7:10 PM CDTSevere Thunderstorm WarningTSALatimer80 min
May 9, 7:10 PM CDTSevere Thunderstorm WarningTSAOkmulgee65 min
May 9, 7:14 PM CDTTornado WarningTSASequoyah61 min
May 9, 7:33 PM CDTFlash Flood WarningTSAPittsburg117 min
May 9, 7:41 PM CDTTornado WarningTSALatimer49 min
May 9, 7:44 PM CDTTornado WarningTSAPittsburg31 min
May 9, 7:51 PM CDTSevere Thunderstorm WarningTSAPushmataha84 min
May 9, 7:57 PM CDTSevere Thunderstorm WarningTSAMcIntosh63 min
May 9, 7:58 PM CDTSevere Thunderstorm WarningTSAMuskogee31 min
May 9, 8:12 PM CDTTornado WarningTSASequoyah33 min
May 9, 8:28 PM CDTSevere Thunderstorm WarningTSALeFlore92 min
May 9, 8:31 PM CDTSevere Thunderstorm WarningTSALatimer29 min
May 9, 8:56 PM CDTSevere Thunderstorm WarningTSAMuskogee19 min
May 9, 8:58 PM CDTSevere Thunderstorm WarningTSAHaskell, Sequoyah62 min
May 9, 9:10 PM CDTSevere Thunderstorm WarningTSAChoctaw, Pushmataha95 min
May 9, 9:20 PM CDTFlash Flood WarningTSAChoctaw, LeFlore, Pushmataha115 min
May 9, 9:53 PM CDTFlash Flood WarningTSASequoyah67 min
May 9, 10:14 PM CDTSevere Thunderstorm WarningTSAMayes, Wagoner76 min
May 9, 11:02 PM CDTSevere Thunderstorm WarningTSADelaware88 min
May 9, 11:21 PM CDTSevere Thunderstorm WarningTSACreek, Tulsa54 min
May 10, 12:00 AM CDTSevere Thunderstorm WarningTSATulsa, Wagoner60 min
May 10, 12:21 AM CDTSevere Thunderstorm WarningTSACreek54 min
May 10, 12:59 AM CDTSevere Thunderstorm WarningTSAWagoner46 min
May 10, 1:11 AM CDTSevere Thunderstorm WarningTSACreek64 min
May 10, 1:19 AM CDTSevere Thunderstorm WarningTSAOkfuskee71 min
May 10, 1:20 AM CDTSevere Thunderstorm WarningTSAOkmulgee55 min
May 10, 2:04 AM CDTSevere Thunderstorm WarningTSAMuskogee56 min
May 10, 2:09 AM CDTSevere Thunderstorm WarningTSAOkmulgee27 min
May 10, 2:18 AM CDTSevere Thunderstorm WarningTSAMcIntosh34 min
May 10, 3:32 AM CDTSevere Thunderstorm WarningTSAChoctaw58 min
May 10, 3:42 AM CDTSevere Thunderstorm WarningTSAPushmataha48 min
May 10, 3:52 AM CDTSevere Thunderstorm WarningTSALeFlore53 min
May 10, 4:26 AM CDTSevere Thunderstorm WarningTSAChoctaw32 min
May 9, 8:53 PM CDTTornado WarningTSASebastian57 min
May 9, 9:26 PM CDTFlash Flood WarningTSASebastian3 hr
May 9, 9:46 PM CDTFlash Flood WarningTSAFranklin119 min
May 9, 9:53 PM CDTSevere Thunderstorm WarningTSAFranklin32 min
May 9, 11:09 PM CDTSevere Thunderstorm WarningTSABenton66 min
May 10, 3:44 AM CDTSevere Thunderstorm WarningTSACrawford, Sebastian33 min

Nearby

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