Alert archive / Colorado / Mesoscale Discussions in 2014

Mesoscale Discussion 1140

June 24, 20144 states

The Storm Prediction Center issued this mesoscale discussion at Jun 24, 2014, 1:06 PM MDT for 4 states. It was in force for 114 min.

The area

The outline as issued.

The facts

Issued
Jun 24, 2014, 1:06 PM MDT (19:06 UTC)
Expired
Jun 24, 2014, 3:00 PM MDT
In force
114 min
Issued by
the Storm Prediction Center
Chance of a watch
80%
All 27 counties

Baca County, CO, Bent County, CO, Cheyenne County, CO, Crowley County, CO, Douglas County, CO, El Paso County, CO, Elbert County, CO, Jefferson County, CO, Kiowa County, CO, Las Animas County, CO, Lincoln County, CO, Otero County, CO, Prowers County, CO, Pueblo County, CO, Colfax County, NM, Guadalupe County, NM, Harding County, NM, Mora County, NM, Quay County, NM, San Miguel County, NM, Union County, NM, Cimarron County, OK, Dallam County, TX, Hartley County, TX, Moore County, TX, Oldham County, TX, Sherman County, TX

The radar

The Pueblo radar (KPUX), 133 km from the middle of the area, began a volume at 19:08 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

Denver, CO (KDEN), launched 12:00Z, 7.1 hours before the alert went out and 295 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 2014-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 373 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 2014-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 square meters per square second.1939Sfc1 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
373 J/kg
Mixed-layer CIN
-267 J/kg
Mixed-layer LCL
894 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
59 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
Jun 23, 7:29 PM MDTMesoscale DiscussionSPCAdams, Baca, Bent, Cheyenne, Kiowa, Kit Carson and 9 more2 hr
Jun 23, 10:27 PM MDTMesoscale DiscussionSPCKit Carson, Logan, Morgan, Phillips, Sedgwick, Washington and 2 more63 min
Jun 24, 11:53 AM MDTMesoscale DiscussionSPCCheyenne2 hr
Jun 24, 2:11 PM MDTSevere Thunderstorm WatchSPCBaca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more8 hr
Jun 24, 2:44 PM MDTSevere Thunderstorm WatchSPCAdams, Arapahoe, Cheyenne, Denver, Douglas, Elbert and 6 more7 hr
Jun 24, 4:38 PM MDTMesoscale DiscussionSPCProwers97 min
Jun 23, 8:35 PM MDTMesoscale DiscussionSPCEddy, Lea115 min
Jun 24, 10:34 AM MDTMesoscale DiscussionSPCArcher, Baylor, Brown, Callahan, Coleman, Comanche and 22 more116 min
Jun 24, 3:35 PM MDTMesoscale DiscussionSPCAnderson, Cherokee, Collin, Dallas, Denton, Ellis and 15 more2 hr

Nearby

Mesoscale Discussions in Colorado, 2014Mesoscale Discussions in New Mexico, 2014Mesoscale Discussions in Texas, 2014Every mesoscale discussion in 2014

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.