Alert archive / Colorado / Mesoscale Discussions in 2023

Mesoscale Discussion 1002

June 12, 202310 counties in Colorado; Harding County, Union County, New Mexico

The Storm Prediction Center issued this mesoscale discussion at Jun 12, 2023, 2:53 PM MDT for 10 counties in Colorado; Harding County, Union County, New Mexico. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued: Jun 12, 2023, 2:53 PM MDT (20:53 UTC)
Expired: Jun 12, 2023, 4:30 PM MDT
In force: 97 min
Issued by: the Storm Prediction Center
Concerning: Severe thunderstorm watch 276

Counties Baca County, CO, Bent County, CO, Cheyenne County, CO, Crowley County, CO, Kiowa County, CO, Las Animas County, CO, Lincoln County, CO, Otero County, CO, Prowers County, CO, Pueblo County, CO, Harding County, NM, Union County, NM

The radar

The Pueblo radar (KPUX), 157 km from the middle of the area, began a volume at 20:52 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

Dodge City, (KDDC), launched 12:00Z, 8.9 hours before the alert went out and 345 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: 8 J/kg
Mixed-layer CIN: -71 J/kg
Mixed-layer LCL: 671 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: -20 m²/s²
0-3 km storm-relative helicity: 37 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 12, 11:50 AM MDT	Mesoscale Discussion	SPC	Baca, Bent, Crowley, Elbert, El Paso, Huerfano and 6 more	2 hr
Jun 12, 12:43 PM MDT	Severe Thunderstorm Watch	SPC	Baca, Bent, Cheyenne, Crowley, Elbert, El Paso and 9 more	6 hr
Jun 11, 8:05 PM MDT	Mesoscale Discussion	SPC	Colfax, Harding, Mora, Taos, Union	115 min
Jun 11, 10:56 PM MDT	Mesoscale Discussion	SPC	Colfax, Union	2 hr
Jun 12, 3:03 AM MDT	Mesoscale Discussion	SPC	Harding, Union	117 min

Nearby

Mesoscale Discussions in Colorado, 2023 Mesoscale Discussions in New Mexico, 2023 Every mesoscale discussion in 2023

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.