Alert archive / Kansas / Mesoscale Discussions in 2017

Mesoscale Discussion 1190

June 29, 201743 counties in Kansas; 4 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Jun 29, 2017, 8:37 PM CDT for 43 counties in Kansas; 4 counties in Oklahoma. It was in force for 83 min.

The area

The outline as issued.

The facts

Issued
Jun 29, 2017, 8:37 PM CDT (01:37 UTC)
Expired
Jun 29, 2017, 10:00 PM CDT
In force
83 min
Issued by
the Storm Prediction Center
Chance of a watch
95%
All 47 counties

Barber County, KS, Barton County, KS, Clark County, KS, Comanche County, KS, Edwards County, KS, Ellis County, KS, Ellsworth County, KS, Finney County, KS, Ford County, KS, Graham County, KS, Grant County, KS, Gray County, KS, Harper County, KS, Harvey County, KS, Haskell County, KS, Hodgeman County, KS, Jewell County, KS, Kingman County, KS, Kiowa County, KS, Lane County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Meade County, KS, Mitchell County, KS, Ness County, KS, Osborne County, KS, Ottawa County, KS, Pawnee County, KS, Phillips County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Seward County, KS, Smith County, KS, Stafford County, KS, Sumner County, KS, Trego County, KS, Alfalfa County, OK, Grant County, OK, Harper County, OK, Woods County, OK

The radar

The Dodge City radar (KDDC), 85 km from the middle of the area, began a volume at 01:38 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

Dodge City, (KDDC), launched 00:00Z, 1.6 hours before the alert went out and 79 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, Dodge City, at 00:00Z on 2017-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2063 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, Dodge City, at 00:00Z on 2017-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
2063 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
1903 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
217 m²/s²
Significant tornado parameter
0.1
Supercell composite
4.2

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 29, 7:28 PM CDTMesoscale DiscussionSPCGrant, Greeley, Hamilton, Kearny, Sherman, Stanton and 2 more2 hr
Jun 29, 9:02 PM CDTSevere Thunderstorm WatchSPCClay, Cloud, Jewell, Mitchell, Osborne, Ottawa and 5 more5 hr
Jun 29, 10:56 PM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Barber, Barton, Butler, Chase and 41 more6 hr
Jun 30, 1:32 AM CDTMesoscale DiscussionSPCAllen, Anderson, Butler, Chase, Chautauqua, Coffey and 20 more118 min
Jun 30, 1:35 AM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Jackson, Nemaha, Pottawatomie2 hr
Jun 30, 2:42 AM CDTSevere Thunderstorm WatchSPCBourbon, Cherokee, Crawford6 hr
Jun 30, 4:37 AM CDTMesoscale DiscussionSPCBarber, Chautauqua, Comanche, Cowley, Harper, Labette and 2 more113 min
Jun 30, 6:30 AM CDTMesoscale DiscussionSPCAdair, Cherokee, Creek, Muskogee, Okmulgee, Sequoyah and 2 more2 hr
Jun 30, 3:21 PM CDTMesoscale DiscussionSPCAtoka, Beckham, Bryan, Caddo, Canadian, Carter and 39 more114 min
Jun 30, 3:42 PM CDTSevere Thunderstorm WatchSPCAdair, Atoka, Beckham, Bryan, Caddo, Canadian and 41 more7 hr
Jun 30, 6:27 PM CDTMesoscale DiscussionSPCAdair, Atoka, Beckham, Bryan, Caddo, Canadian and 44 more93 min

Nearby

Mesoscale Discussions in Kansas, 2017Mesoscale Discussions in Oklahoma, 2017Every mesoscale discussion in 2017

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.