Alert archive / Oklahoma / Tornado Warnings in 2009

Tornado Warning 32, NWS Tulsa, OK

June 12, 2009McIntosh County, Okfuskee County, Okmulgee County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Jun 12, 2009, 10:57 PM CDT for McIntosh County, Okfuskee County, Okmulgee County, Oklahoma. It was in force for 33 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
Jun 12, 2009, 10:57 PM CDT (03:57 UTC)
Expired
Jun 12, 2009, 11:30 PM CDT
In force
33 min
Issued by
NWS Tulsa, OK
Area
Storm-based polygon

Counties McIntosh County, OK, Okfuskee County, OK, Okmulgee County, OK

The radar

The Tulsa radar (KINX), 89 km from the middle of the area, began a volume at 03:57 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 12, 10:08 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 4.0 hours before the alert went out and 128 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, Norman, OK at 00:00Z on 2009-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2977 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, Norman, OK at 00:00Z on 2009-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 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
2977 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
1425 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
87 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KTSA 130357
TORTSA
OKC091-107-111-130430-
/O.NEW.KTSA.TO.W.0032.090613T0357Z-090613T0430Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
1057 PM CDT FRI JUN 12 2009

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN OKFUSKEE COUNTY IN EAST CENTRAL OKLAHOMA
  SOUTHWESTERN OKMULGEE COUNTY IN NORTHEAST OKLAHOMA
  WESTERN MCINTOSH COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 1130 PM CDT

* AT 1057 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES WEST OF
  WILSON...MOVING SOUTHEAST AT 20 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...WILSON...
  PHAROAH...SCHULTER...HENRYETTA...DEWAR...GRAYSON AND HOFFMAN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3564 9612 3544 9574 3527 9578 3530 9609
      3551 9626
TIME...MOT...LOC 0357Z 310DEG 19KT 3551 9610

$$
2 follow-up statements
000 
WWUS54 KTSA 130408
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1108 PM CDT FRI JUN 12 2009

OKC091-107-111-130430-
/O.CON.KTSA.TO.W.0032.000000T0000Z-090613T0430Z/
OKMULGEE OK-OKFUSKEE OK-MCINTOSH OK-
1108 PM CDT FRI JUN 12 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT FOR WESTERN
MCINTOSH...SOUTHEASTERN OKFUSKEE AND SOUTHERN OKMULGEE COUNTIES...

AT 1108 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS
LOCATED NEAR WILSON...MOVING SOUTHEAST AT 20 MPH.

SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...SCHULTER...
BRYANT...HENRYETTA AND DEWAR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3547 9617 3558 9605 3544 9574 3527 9578
      3530 9609
TIME...MOT...LOC 0408Z 307DEG 18KT 3548 9605

$$
000 
WWUS54 KTSA 130426
SVSTSA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1126 PM CDT FRI JUN 12 2009

OKC091-107-111-130436-
/O.EXP.KTSA.TO.W.0032.000000T0000Z-090613T0430Z/
OKMULGEE OK-OKFUSKEE OK-MCINTOSH OK-
1126 PM CDT FRI JUN 12 2009

...THE TORNADO WARNING FOR WESTERN MCINTOSH...SOUTHEASTERN OKFUSKEE
AND SOUTHERN OKMULGEE COUNTIES EXPIRES AT 1130 PM CDT...

THE THUNDERSTORM NO LONGER APPEARS TO HAVE A TORNADO THREAT 
AND...THEREFORE THE TORNADO WARNING WILL BE ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 5 AM.

LAT...LON 3547 9617 3558 9605 3544 9574 3527 9578
      3530 9609
TIME...MOT...LOC 0426Z 307DEG 18KT 3543 9596

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 10:44 PM CDTSpecial Weather StatementTSAOkmulgee46 min
Jun 12, 10:48 PM CDTSevere Thunderstorm WarningTSAMcIntosh, Okfuskee, Okmulgee57 min
Jun 12, 10:51 PM CDTSevere Thunderstorm WarningTSACherokee, Muskogee, Wagoner41 min
Jun 12, 11:29 PM CDTSevere Thunderstorm WarningTSACreek, McIntosh, Okfuskee, Okmulgee61 min
Jun 13, 12:23 AM CDTSevere Thunderstorm WarningTSAMcIntosh, Okfuskee, Okmulgee67 min
Jun 13, 12:44 AM CDTSevere Thunderstorm WarningTSAPittsburg61 min
Jun 13, 1:24 AM CDTSevere Thunderstorm WarningTSALatimer, Pittsburg66 min
Jun 13, 2:02 AM CDTSevere Thunderstorm WarningTSALatimer, LeFlore, Pushmataha58 min
Jun 13, 2:38 AM CDTSevere Thunderstorm WarningTSALeFlore, Pushmataha52 min

Nearby

Tornado Warnings in Oklahoma, 2009Every tornado warning in 2009Tornadoes in 2009

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.