Alert archive / Oklahoma / Mesoscale Discussions in 2007

Mesoscale Discussion 953

June 1, 200713 counties in Kansas; 20 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Jun 1, 2007, 4:38 PM CDT for 13 counties in Kansas; 20 counties in Oklahoma. It was in force for 67 min.

The area

The outline as issued.

The facts

Issued
Jun 1, 2007, 4:38 PM CDT (21:38 UTC)
Expired
Jun 1, 2007, 5:45 PM CDT
In force
67 min
Issued by
the Storm Prediction Center
All 33 counties

Allen County, KS, Anderson County, KS, Butler County, KS, Chautauqua County, KS, Coffey County, KS, Cowley County, KS, Elk County, KS, Greenwood County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS, Caddo County, OK, Canadian County, OK, Cleveland County, OK, Creek County, OK, Garfield County, OK, Grady County, OK, Kay County, OK, Kingfisher County, OK, Lincoln County, OK, Logan County, OK, McClain County, OK, Noble County, OK, Nowata County, OK, Oklahoma County, OK, Osage County, OK, Pawnee County, OK, Payne County, OK, Pottawatomie County, OK, Tulsa County, OK, Washington County, OK

The radar

The Vance AFB radar (KVNX), 110 km from the middle of the area, began a volume at 21:38 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Lamont, OK (KLMN), launched 12:00Z, 9.6 hours before the alert went out and 51 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, Lamont, OK at 12:00Z on 2007-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Lamont, OK at 12:00Z on 2007-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -133 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1487 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-133 m²/s²
0-3 km storm-relative helicity
0 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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
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, 12:04 AM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Butler, Chase, Chautauqua and 19 more116 min
Jun 1, 1:42 AM CDTMesoscale DiscussionSPCChautauqua, Cowley, Elk, Labette, Montgomery, Neosho and 2 more2 hr
Jun 1, 3:18 AM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Chautauqua, Cherokee, Crawford and 7 more87 min
Jun 1, 5:39 AM CDTMesoscale DiscussionSPCCherokee, Crawford66 min
Jun 1, 5:15 PM CDTSevere Thunderstorm WatchSPCBourbon, Cherokee, Crawford8 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, 1:14 AM CDTSevere Thunderstorm WatchSPCAdair, Cherokee, Craig, Creek, Delaware, Haskell and 14 more6 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

Nearby

Mesoscale Discussions in Oklahoma, 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.