Alert archive / Texas / Mesoscale Discussions in 2016

Mesoscale Discussion 1108

July 1, 20164 states

The Storm Prediction Center issued this mesoscale discussion at Jul 1, 2016, 4:11 PM MDT for 4 states. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Jul 1, 2016, 4:11 PM MDT (22:11 UTC)
Expired
Jul 1, 2016, 6:15 PM MDT
In force
2 hr
Issued by
the Storm Prediction Center
Chance of a watch
20%
All 23 counties

Baca County, CO, Bent County, CO, Las Animas County, CO, Otero County, CO, Prowers County, CO, Grant County, KS, Meade County, KS, Morton County, KS, Seward County, KS, Stanton County, KS, Stevens County, KS, Beaver County, OK, Cimarron County, OK, Ellis County, OK, Harper County, OK, Texas County, OK, Dallam County, TX, Hansford County, TX, Hemphill County, TX, Lipscomb County, TX, Ochiltree County, TX, Roberts County, TX, Sherman County, TX

The radar

The Dodge City radar (KDDC), 171 km from the middle of the area, began a volume at 22:14 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

Denver, CO (KDEN), launched 12:00Z, 10.2 hours before the alert went out and 351 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 2016-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 23 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, Denver, CO at 12:00Z on 2016-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 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
23 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
934 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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
Jul 1, 2:25 PM MDTMesoscale DiscussionSPCArapahoe, Baca, Bent, Crowley, Douglas, Elbert and 7 more2 hr

Nearby

Mesoscale Discussions in Texas, 2016Mesoscale Discussions in Kansas, 2016Mesoscale Discussions in Colorado, 2016Every mesoscale discussion in 2016

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.