Alert archive / Kansas / Mesoscale Discussions in 2009

Mesoscale Discussion 1011

June 9, 20094 states

The Storm Prediction Center issued this mesoscale discussion at Jun 9, 2009, 6:22 PM CDT for 4 states. It was in force for 53 min.

The area

The outline as issued.

The facts

Issued
Jun 9, 2009, 6:22 PM CDT (23:22 UTC)
Expired
Jun 9, 2009, 7:15 PM CDT
In force
53 min
Issued by
the Storm Prediction Center
All 70 counties

Baxter County, AR, Fulton County, AR, Randolph County, AR, Sharp County, AR, Allen County, KS, Barber County, KS, Bourbon County, KS, Butler County, KS, Chautauqua County, KS, Cherokee County, KS, Comanche County, KS, Cowley County, KS, Crawford County, KS, Edwards County, KS, Elk County, KS, Ford County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Hodgeman County, KS, Kingman County, KS, Kiowa County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Pawnee County, KS, Pratt County, KS, Reno County, KS, Sedgwick County, KS, Stafford County, KS, Sumner County, KS, Wilson County, KS, Woodson County, KS, Barry County, MO, Barton County, MO, Carter County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Douglas County, MO, Greene County, MO, Howell County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Oregon County, MO, Ozark County, MO, Polk County, MO, Ripley County, MO, Shannon County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Vernon County, MO, Wayne County, MO, Webster County, MO, Wright County, MO, Craig County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Noble County, OK, Nowata County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Payne County, OK, Rogers County, OK, Washington County, OK

The radar

The Wichita radar (KICT), 110 km from the middle of the area, began a volume at 23:24 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, 11.4 hours before the alert went out and 118 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 2009-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1302 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, Lamont, OK at 12:00Z on 2009-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 square meters per square second.19395878Sfc1 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
1302 J/kg
Mixed-layer CIN
-294 J/kg
Mixed-layer LCL
942 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

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 9, 7:16 AM CDTMesoscale DiscussionSPCAtchison, Brown, Clay, Cloud, Dickinson, Douglas and 32 more59 min
Jun 9, 8:40 AM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Chase, Clay, Cloud and 22 more65 min
Jun 9, 9:02 AM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Atchison, Bourbon, Brown, Chase and 34 more6 hr
Jun 9, 11:11 AM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Bourbon, Brown, Butler and 38 more94 min
Jun 9, 12:59 PM CDTMesoscale DiscussionSPCBourbon, Linn91 min
Jun 9, 1:31 PM CDTTornado WatchSPCBourbon, Cherokee, Crawford8 hr
Jun 9, 1:34 PM CDTMesoscale DiscussionSPCBarber, Butler, Chautauqua, Cowley, Edwards, Elk and 15 more86 min
Jun 9, 2:34 PM CDTTornado WatchSPCAllen, Barber, Butler, Chautauqua, Comanche, Cowley and 17 more7 hr
Jun 8, 7:18 PM CDTMesoscale DiscussionSPCBollinger, Cape Girardeau, Carter, Howell, Iron, Madison and 11 more57 min
Jun 8, 9:35 PM CDTMesoscale DiscussionSPCBollinger, Butler, Cape Girardeau, Carter, Madison, Mississippi and 4 more55 min
Jun 9, 3:04 PM CDTMesoscale DiscussionSPCBollinger, Butler, Cape Girardeau, Carter, Iron, Madison and 10 more86 min
Jun 9, 3:41 PM CDTSevere Thunderstorm WatchSPCBollinger, Butler, Cape Girardeau, Carter, Crawford, Iron and 12 more7 hr

Nearby

Mesoscale Discussions in Kansas, 2009Mesoscale Discussions in Missouri, 2009Mesoscale Discussions in Oklahoma, 2009Every mesoscale discussion 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.