Alert archive / Kansas / Mesoscale Discussions in 2018

Mesoscale Discussion 885

June 26, 201824 counties in Kansas

The Storm Prediction Center issued this mesoscale discussion at Jun 26, 2018, 8:01 AM CDT for 24 counties in Kansas. It was in force for 119 min.

The area

The outline as issued.

The facts

Issued
Jun 26, 2018, 8:01 AM CDT (13:01 UTC)
Expired
Jun 26, 2018, 10:00 AM CDT
In force
119 min
Issued by
the Storm Prediction Center
Chance of a watch
40%
All 24 counties

Barton County, KS, Butler County, KS, Chase County, KS, Dickinson County, KS, Edwards County, KS, Ellis County, KS, Ellsworth County, KS, Harvey County, KS, Hodgeman County, KS, Kingman County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Ness County, KS, Pawnee County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Stafford County, KS, Trego County, KS

The radar

The Wichita radar (KICT), 123 km from the middle of the area, began a volume at 13:05 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 12:00Z, 1.0 hours before the alert went out and 128 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 12:00Z on 2018-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1451 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 12:00Z on 2018-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 164 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
1451 J/kg
Mixed-layer CIN
-183 J/kg
Mixed-layer LCL
1426 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
164 m²/s²
0-3 km storm-relative helicity
272 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.3

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 26, 8:58 AM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Barton, Butler, Chase, Chautauqua and 26 more8 hr
Jun 26, 12:16 PM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Cherokee, Crawford, Franklin and 5 more59 min
Jun 26, 12:35 PM CDTSevere Thunderstorm WatchSPCBourbon, Crawford, Johnson, Leavenworth, Linn, Miami and 1 more7 hr
Jun 26, 12:56 PM CDTMesoscale DiscussionSPCChautauqua, Cherokee, Labette, Montgomery64 min
Jun 26, 1:26 PM CDTSevere Thunderstorm WatchSPCCherokee6 hr
Jun 26, 2:46 PM CDTMesoscale DiscussionSPCBourbon, Cherokee, Crawford, Labette, Linn, Montgomery and 1 more89 min

Nearby

Mesoscale Discussions in Kansas, 2018Every mesoscale discussion in 2018

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.