Alert archive / Oklahoma / Tornado Watches in 2005

Tornado Watch 469

June 12, 200526 counties in Oklahoma

The Storm Prediction Center issued this tornado watch at Jun 12, 2005, 6:05 PM CDT for 26 counties in Oklahoma. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jun 12, 2005, 6:05 PM CDT (23:05 UTC)
Expired
Jun 12, 2005, 11:00 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 26 counties

Adair County, OK, Carter County, OK, Cherokee County, OK, Cleveland County, OK, Creek County, OK, Delaware County, OK, Garvin County, OK, Grady County, OK, Hughes County, OK, Jefferson County, OK, Lincoln County, OK, Mayes County, OK, McClain County, OK, McIntosh County, OK, Murray County, OK, Muskogee County, OK, Okfuskee County, OK, Okmulgee County, OK, Ottawa County, OK, Pontotoc County, OK, Pottawatomie County, OK, Rogers County, OK, Seminole County, OK, Stephens County, OK, Tulsa County, OK, Wagoner County, OK

The radar

The Norman radar (KTLX), 55 km from the middle of the area, began a volume at 23:07 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.

Warnings issued inside it

15 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 12, 6:23 PM CDTSevere Thunderstorm WarningTSARogers67 min
Jun 12, 6:27 PM CDTSevere Thunderstorm WarningTSAWagoner33 min
Jun 12, 6:51 PM CDTSevere Thunderstorm WarningOUNGrady39 min
Jun 12, 6:55 PM CDTSevere Thunderstorm WarningTSAMayes65 min
Jun 12, 7:04 PM CDTSevere Thunderstorm WarningTSAWagoner21 min
Jun 12, 7:08 PM CDTSevere Thunderstorm WarningTSAOttawa52 min
Jun 12, 7:16 PM CDTSevere Thunderstorm WarningOUNCleveland, Logan, McClain, Oklahoma59 min
Jun 12, 7:27 PM CDTSevere Thunderstorm WarningTSARogers28 min
Jun 12, 7:30 PM CDTSevere Thunderstorm WarningOUNCaddo, Canadian, Grady, Kingfisher45 min
Jun 12, 8:03 PM CDTSevere Thunderstorm WarningOUNLincoln, Payne57 min
Jun 12, 8:29 PM CDTSevere Thunderstorm WarningOUNPottawatomie31 min
Jun 12, 8:33 PM CDTSevere Thunderstorm WarningTSACreek, Okfuskee57 min
Jun 12, 9:37 PM CDTSevere Thunderstorm WarningTSADelaware23 min
Jun 12, 9:55 PM CDTSevere Thunderstorm WarningTSARogers, Tulsa51 min
Jun 12, 9:58 PM CDTSevere Thunderstorm WarningTSAOkfuskee, Okmulgee62 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 11.1 hours before the alert went out and 68 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 12:00Z on 2005-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1489 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 12:00Z on 2005-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 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
1489 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
1069 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
57 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.1

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 11, 8:27 PM CDTMesoscale DiscussionSPCAlfalfa, Beckham, Blaine, Custer, Dewey, Ellis and 9 more33 min
Jun 11, 10:11 PM CDTMesoscale DiscussionSPCAlfalfa, Beaver, Beckham, Blaine, Custer, Dewey and 10 more64 min
Jun 12, 5:03 AM CDTMesoscale DiscussionSPCBeaver, Harper, Texas2 hr
Jun 12, 5:30 AM CDTSevere Thunderstorm WatchSPCBeaver, Cimarron, Texas6 hr
Jun 12, 9:03 AM CDTMesoscale DiscussionSPCCotton, Jefferson, Tillman57 min
Jun 12, 10:08 AM CDTMesoscale DiscussionSPCBeckham, Blaine, Canadian, Custer, Dewey, Ellis and 8 more67 min
Jun 12, 11:35 AM CDTMesoscale DiscussionSPCGreer, Harmon85 min
Jun 12, 12:20 PM CDTTornado WatchSPCBeckham, Blaine, Caddo, Comanche, Cotton, Custer and 8 more10 hr
Jun 12, 12:38 PM CDTMesoscale DiscussionSPCGarfield, Kay, Noble, Nowata, Osage, Pawnee and 2 more67 min
Jun 12, 1:20 PM CDTTornado WatchSPCCanadian, Garfield, Grant, Kay, Kingfisher, Logan and 7 more9 hr
Jun 12, 3:02 PM CDTMesoscale DiscussionSPCCraig, Creek, Delaware, Mayes, Ottawa, Rogers and 2 more58 min
Jun 12, 3:29 PM CDTMesoscale DiscussionSPCBeckham, Blaine, Caddo, Comanche, Cotton, Custer and 8 more91 min
Jun 12, 3:47 PM CDTMesoscale DiscussionSPCCimarron, Texas88 min
Jun 12, 5:41 PM CDTMesoscale DiscussionSPCCaddo, Canadian, Cleveland, Comanche, Cotton, Creek and 14 more2 hr
Jun 12, 6:13 PM CDTMesoscale DiscussionSPCDelaware, Mayes, Ottawa2 hr

Nearby

Tornado Watches in Oklahoma, 2005Every tornado watch in 2005

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.