Alert archive / Kansas / Mesoscale Discussions in 2015

Mesoscale Discussion 830

May 28, 20155 states

The Storm Prediction Center issued this mesoscale discussion at May 28, 2015, 4:33 PM MDT for 5 states. It was in force for 87 min.

The area

The outline as issued.

The facts

Issued
May 28, 2015, 4:33 PM MDT (22:33 UTC)
Expired
May 28, 2015, 6:00 PM MDT
In force
87 min
Issued by
the Storm Prediction Center
All 68 counties

Baca County, CO, Bent County, CO, Cheyenne County, CO, Kiowa County, CO, Kit Carson County, CO, Prowers County, CO, Yuma County, CO, Cheyenne County, KS, Clark County, KS, Comanche County, KS, Decatur County, KS, Edwards County, KS, Ellis County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Graham County, KS, Grant County, KS, Gray County, KS, Greeley County, KS, Hamilton County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Kiowa County, KS, Lane County, KS, Logan County, KS, Meade County, KS, Morton County, KS, Ness County, KS, Norton County, KS, Pawnee County, KS, Rawlins County, KS, Rooks County, KS, Rush County, KS, Scott County, KS, Seward County, KS, Sheridan County, KS, Sherman County, KS, Stafford County, KS, Stanton County, KS, Stevens County, KS, Thomas County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS, Chase County, NE, Dundy County, NE, Frontier County, NE, Furnas County, NE, Gosper County, NE, Hayes County, NE, Hitchcock County, NE, Keith County, NE, Lincoln County, NE, Logan County, NE, McPherson County, NE, Perkins County, NE, Red Willow County, NE, Beaver County, OK, Cimarron County, OK, Harper County, OK, Texas County, OK, Dallam County, TX, Hansford County, TX, Lipscomb County, TX, Ochiltree County, TX, Sherman County, TX

The radar

The Goodland radar (KGLD), 76 km from the middle of the area, began a volume at 22:32 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

Dodge City, (KDDC), launched 12:00Z, 10.6 hours before the alert went out and 166 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 2015-05-28Temperature 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, Dodge City, at 12:00Z on 2015-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -67 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
2337 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-67 m²/s²
0-3 km storm-relative helicity
14 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 28, 12:39 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Kit Carson, Lincoln and 7 more2 hr
May 28, 1:18 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Baca, Bent, Cheyenne, Crowley and 14 more7 hr
May 28, 1:50 AM MDTMesoscale DiscussionSPCCaddo, Carter, Comanche, Cotton, Garvin, Grady and 11 more2 hr
May 28, 9:37 AM MDTMesoscale DiscussionSPCLeFlore, McCurtain, Sequoyah53 min
May 28, 1:56 PM MDTMesoscale DiscussionSPCBryan, Carter, Coal, Comanche, Cotton, Garvin and 9 more94 min
May 28, 2:26 PM MDTSevere Thunderstorm WatchSPCCaddo, Canadian, Carter, Cleveland, Comanche, Cotton and 13 more8 hr
May 28, 10:45 AM MDTMesoscale DiscussionSPCAndrews, Borden, Cochran, Cottle, Crosby, Dawson and 28 more90 min
May 28, 11:44 AM MDTTornado WatchSPCAndrews, Bailey, Baylor, Borden, Brewster, Callahan and 58 more7 hr
May 28, 1:04 PM MDTMesoscale DiscussionSPCAtascosa, Austin, Bastrop, Bee, Bell, Bexar and 30 more56 min
May 28, 2:42 PM MDTMesoscale DiscussionSPCAndrews, Bailey, Baylor, Borden, Brewster, Cochran and 55 more63 min
May 28, 5:57 PM MDTMesoscale DiscussionSPCBandera, Bexar, Blanco, Coke, Comal, Concho and 28 more2 hr

Nearby

Mesoscale Discussions in Kansas, 2015Mesoscale Discussions in Nebraska, 2015Mesoscale Discussions in Colorado, 2015Every mesoscale discussion in 2015

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.