Alert archive / Kansas / Mesoscale Discussions in 2011

Mesoscale Discussion 1059

June 1, 20115 states

The Storm Prediction Center issued this mesoscale discussion at Jun 1, 2011, 5:22 PM MDT for 5 states. It was in force for 53 min.

The area

The outline as issued.

The facts

Issued
Jun 1, 2011, 5:22 PM MDT (23:22 UTC)
Expired
Jun 1, 2011, 6:15 PM MDT
In force
53 min
Issued by
the Storm Prediction Center
All 47 counties

Baca County, CO, Bent County, CO, Crowley County, CO, Kiowa County, CO, Las Animas County, CO, Otero County, CO, Prowers County, CO, Clark County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Grant County, KS, Gray County, KS, Greeley County, KS, Hamilton County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Lane County, KS, Logan County, KS, Meade County, KS, Morton County, KS, Ness County, KS, Scott County, KS, Seward County, KS, Sheridan County, KS, Stanton County, KS, Stevens County, KS, Thomas County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS, Chaves County, NM, Colfax County, NM, Curry County, NM, De Baca County, NM, Guadalupe County, NM, Harding County, NM, Lincoln County, NM, Mora County, NM, Quay County, NM, Roosevelt County, NM, San Miguel County, NM, Union County, NM, Cimarron County, OK, Texas County, OK, Dallam County, TX

The radar

The Amarillo radar (KAMA), 179 km from the middle of the area, began a volume at 23:26 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

Amarillo Airport, TX (KAMA), launched 12:00Z, 11.4 hours before the alert went out and 180 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, Amarillo Airport, TX at 12:00Z on 2011-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2010 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, Amarillo Airport, TX at 12:00Z on 2011-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 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
2010 J/kg
Mixed-layer CIN
-122 J/kg
Mixed-layer LCL
1072 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
50 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
Jun 1, 1:24 PM MDTMesoscale DiscussionSPCBaca, Bent, Cheyenne, Kiowa, Prowers3 hr
Jun 1, 2:16 PM MDTSevere Thunderstorm WatchSPCBaca, Bent, Crowley, Kiowa, Las Animas, Otero and 1 more7 hr
Jun 1, 12:55 PM MDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Chase, Cherokee, Clay and 29 more2 hr
Jun 1, 3:26 PM MDTMesoscale DiscussionSPCCloud, Decatur, Graham, Jewell, Mitchell, Norton and 6 more34 min
Jun 1, 3:45 PM MDTTornado WatchSPCBarton, Chase, Clay, Cloud, Dickinson, Ellis and 23 more7 hr
May 31, 6:30 PM MDTMesoscale DiscussionSPCChaves, Eddy, Lea, Roosevelt60 min
May 31, 8:19 PM MDTMesoscale DiscussionSPCLea, Roosevelt56 min

Nearby

Mesoscale Discussions in Kansas, 2011Mesoscale Discussions in New Mexico, 2011Mesoscale Discussions in Colorado, 2011Every mesoscale discussion in 2011

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.