Alert archive / Colorado / Mesoscale Discussions in 2016

Mesoscale Discussion 1084

June 28, 20167 counties in Colorado

The Storm Prediction Center issued this mesoscale discussion at Jun 28, 2016, 9:13 PM MDT for 7 counties in Colorado. It was in force for 62 min.

The area

The outline as issued.

The facts

Issued: Jun 28, 2016, 9:13 PM MDT (03:13 UTC)
Expired: Jun 28, 2016, 10:15 PM MDT
In force: 62 min
Issued by: the Storm Prediction Center
Chance of a watch: 60%

Counties Baca County, CO, Bent County, CO, Crowley County, CO, Kiowa County, CO, Lincoln County, CO, Otero County, CO, Prowers County, CO

The radar

The Pueblo radar (KPUX), 94 km from the middle of the area, began a volume at 03:12 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.

Severe Thunderstorm Watch 309Jun 28, 9:35 PM MDT

The nearest sounding before it

Denver, CO (KDEN), launched 00:00Z, 3.2 hours before the alert went out and 202 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 86 J/kg
Mixed-layer CIN: -82 J/kg
Mixed-layer LCL: 3619 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 11 m²/s²
0-3 km storm-relative helicity: 34 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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.

Issued	Product	Office	Counties	Lasted
Jun 28, 6:13 PM MDT	Mesoscale Discussion	SPC	Kit Carson, Yuma	2 hr
Jun 28, 6:27 PM MDT	Mesoscale Discussion	SPC	Phillips, Sedgwick	63 min
Jun 28, 7:55 PM MDT	Severe Thunderstorm Watch	SPC	Cheyenne, Kit Carson, Yuma	7 hr
Jun 28, 9:38 PM MDT	Severe Thunderstorm Watch	SPC	Baca, Bent, Crowley, El Paso, Kiowa, Las Animas and 4 more	5 hr
Jun 29, 12:55 AM MDT	Mesoscale Discussion	SPC	Baca, Bent, Kiowa, Prowers	2 hr
Jun 29, 2:52 PM MDT	Mesoscale Discussion	SPC	Logan, Morgan, Phillips, Sedgwick, Weld, Yuma	53 min

Nearby

Mesoscale Discussions in Colorado, 2016 Every 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.