Alert archive / Kansas / Mesoscale Discussions in 2015

Mesoscale Discussion 571

May 9, 201517 counties in Colorado; 24 counties in Kansas; 6 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at May 9, 2015, 5:16 PM MDT for 17 counties in Colorado; 24 counties in Kansas; 6 counties in Nebraska. It was in force for 119 min.

The area

The outline as issued.

The facts

Issued
May 9, 2015, 5:16 PM MDT (23:16 UTC)
Expired
May 9, 2015, 7:15 PM MDT
In force
119 min
Issued by
the Storm Prediction Center
All 47 counties

Adams County, CO, Baca County, CO, Bent County, CO, Cheyenne County, CO, Crowley County, CO, Elbert County, CO, Kiowa County, CO, Kit Carson County, CO, Lincoln County, CO, Logan County, CO, Morgan County, CO, Phillips County, CO, Prowers County, CO, Sedgwick County, CO, Washington County, CO, Weld County, CO, Yuma County, CO, Cheyenne County, KS, Decatur County, KS, Finney County, KS, Gove County, KS, Grant County, KS, Gray County, KS, Greeley County, KS, Hamilton County, KS, Haskell County, KS, Kearny County, KS, Lane County, KS, Logan County, KS, Meade County, KS, Morton County, KS, Rawlins County, KS, Scott County, KS, Seward County, KS, Sheridan County, KS, Sherman County, KS, Stanton County, KS, Stevens County, KS, Thomas County, KS, Wallace County, KS, Wichita County, KS, Chase County, NE, Dundy County, NE, Hayes County, NE, Hitchcock County, NE, Perkins County, NE, Red Willow County, NE

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 11.3 hours before the alert went out and 86 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, Denver, CO at 12:00Z on 2015-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 53 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2015-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 square meters per square second.1939587897Sfc1 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
53 J/kg
Mixed-layer CIN
-132 J/kg
Mixed-layer LCL
660 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
196 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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 8, 6:55 PM MDTMesoscale DiscussionSPCBent, Crowley, Custer, El Paso, Huerfano, Las Animas and 3 more2 hr
May 9, 4:51 AM MDTMesoscale DiscussionSPCBaca, Prowers84 min
May 9, 11:40 AM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Kit Carson, Prowers65 min
May 9, 11:55 AM MDTTornado WatchSPCBaca, Bent, Cheyenne, Crowley, Elbert, El Paso and 12 more11 hr
May 9, 2:34 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Kit Carson, Lincoln and 7 more56 min
May 9, 6:36 AM MDTSevere Thunderstorm WatchSPCBarber, Clark, Comanche, Edwards, Finney, Ford and 12 more6 hr
May 9, 10:36 AM MDTMesoscale DiscussionSPCBarber, Edwards, Harper, Kingman, Kiowa, Pawnee and 3 more84 min

Nearby

Mesoscale Discussions in Kansas, 2015Mesoscale Discussions in Colorado, 2015Mesoscale Discussions in Nebraska, 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.