Alert archive / Oklahoma / Mesoscale Discussions in 2007

Mesoscale Discussion 946

June 1, 20075 states

The Storm Prediction Center issued this mesoscale discussion at Jun 1, 2007, 3:18 AM CDT for 5 states. It was in force for 87 min.

The area

The outline as issued.

The facts

Issued
Jun 1, 2007, 3:18 AM CDT (08:18 UTC)
Expired
Jun 1, 2007, 4:45 AM CDT
In force
87 min
Issued by
the Storm Prediction Center
All 88 counties

Benton County, AR, Boone County, AR, Carroll County, AR, Crawford County, AR, Franklin County, AR, Madison County, AR, Sebastian County, AR, Washington County, AR, Allen County, KS, Anderson County, KS, Bourbon County, KS, Chautauqua County, KS, Cherokee County, KS, Crawford County, KS, Elk County, KS, Labette County, KS, Linn County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS, Barry County, MO, Barton County, MO, Bates County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Greene County, MO, Hickory County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Polk County, MO, St. Clair County, MO, Stone County, MO, Taney County, MO, Vernon County, MO, Adair County, OK, Alfalfa County, OK, Blaine County, OK, Canadian County, OK, Cherokee County, OK, Cleveland County, OK, Comanche County, OK, Cotton County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Garvin County, OK, Grady County, OK, Grant County, OK, Harper County, OK, Haskell County, OK, Jackson County, OK, Jefferson County, OK, Kay County, OK, Kingfisher County, OK, Lincoln County, OK, Logan County, OK, Major County, OK, Mayes County, OK, McClain County, OK, McIntosh County, OK, Muskogee County, OK, Noble County, OK, Nowata County, OK, Okfuskee County, OK, Oklahoma County, OK, Okmulgee County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Payne County, OK, Pottawatomie County, OK, Rogers County, OK, Sequoyah County, OK, Stephens County, OK, Tillman County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK, Woods County, OK, Woodward County, OK, Hardeman County, TX

The radar

The Tulsa radar (KINX), 98 km from the middle of the area, began a volume at 08:19 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 nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 8.3 hours before the alert went out and 122 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 2007-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2708 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 00:00Z on 2007-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 73 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
2708 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
988 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
73 m²/s²
0-3 km storm-relative helicity
255 m²/s²
Significant tornado parameter
1.8
Supercell composite
13.1

Open this sounding in Storm Lab

The text

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

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 1, 12:04 AM CDTMesoscale DiscussionSPCBenton, Carroll, Crawford, Madison, Washington116 min
Jun 1, 1:14 AM CDTSevere Thunderstorm WatchSPCBenton, Carroll, Crawford, Franklin, Madison, Sebastian and 1 more6 hr
Jun 1, 5:39 AM CDTMesoscale DiscussionSPCBenton, Boone, Carroll, Crawford, Franklin, Johnson and 5 more66 min
Jun 1, 5:15 PM CDTSevere Thunderstorm WatchSPCBenton, Carroll, Madison, Washington8 hr
May 31, 10:04 PM CDTMesoscale DiscussionSPCAllen, Anderson, Barton, Bourbon, Butler, Chase and 26 more86 min
May 31, 10:24 PM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Bourbon, Butler, Chase, Chautauqua and 22 more7 hr
Jun 1, 1:42 AM CDTMesoscale DiscussionSPCChautauqua, Cowley, Elk, Labette, Montgomery, Neosho and 2 more2 hr
Jun 1, 4:38 PM CDTMesoscale DiscussionSPCAllen, Anderson, Butler, Chautauqua, Coffey, Cowley and 7 more67 min
Jun 1, 11:09 AM CDTMesoscale DiscussionSPCClark, Lewis, Marion, Pike, Ralls2 hr
May 31, 7:52 PM CDTMesoscale DiscussionSPCGreer, Harmon, Jackson83 min
May 31, 9:07 PM CDTMesoscale DiscussionSPCAlfalfa, Beaver, Beckham, Blaine, Caddo, Canadian and 11 more53 min
May 31, 9:38 PM CDTSevere Thunderstorm WatchSPCAlfalfa, Beaver, Beckham, Blaine, Caddo, Canadian and 32 more7 hr
Jun 1, 2:24 AM CDTMesoscale DiscussionSPCComanche, Cotton, Harmon, Jackson, Jefferson, Stephens and 1 more66 min
Jun 1, 1:45 PM CDTMesoscale DiscussionSPCComanche, Cotton, Greer, Harmon, Jackson, Jefferson and 2 more60 min
Jun 1, 2:03 PM CDTTornado WatchSPCComanche, Cotton, Greer, Harmon, Jackson, Kiowa and 1 more7 hr
Jun 1, 5:30 PM CDTMesoscale DiscussionSPCComanche, Cotton, Jackson, Tillman60 min
May 31, 10:39 PM CDTSevere Thunderstorm WatchSPCArcher, Baylor, Childress, Clay, Cottle, Crosby and 13 more6 hr
Jun 1, 7:58 AM CDTMesoscale DiscussionSPCArmstrong, Briscoe, Carson, Castro, Childress, Collingsworth and 23 more62 min
Jun 1, 5:48 PM CDTSevere Thunderstorm WatchSPCCallahan, Eastland, Erath, Fisher, Haskell, Hood and 12 more6 hr

Nearby

Mesoscale Discussions in Oklahoma, 2007Mesoscale Discussions in Missouri, 2007Mesoscale Discussions in Kansas, 2007Every mesoscale discussion in 2007

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.