Alert archive / Colorado / Mesoscale Discussions in 2007

Mesoscale Discussion 1310

June 28, 200724 counties in Colorado; Colfax County, Taos County, New Mexico; 4 counties in Wyoming

The Storm Prediction Center issued this mesoscale discussion at Jun 28, 2007, 2:34 PM MDT for 24 counties in Colorado; Colfax County, Taos County, New Mexico; 4 counties in Wyoming. It was in force for 116 min.

The area

The outline as issued.

The facts

Issued: Jun 28, 2007, 2:34 PM MDT (20:34 UTC)
Expired: Jun 28, 2007, 4:30 PM MDT
In force: 116 min
Issued by: the Storm Prediction Center

All 30 counties

Adams County, CO, Alamosa County, CO, Arapahoe County, CO, Boulder County, CO, Broomfield County, CO, Clear Creek County, CO, Conejos County, CO, Costilla County, CO, Custer County, CO, Denver County, CO, Douglas County, CO, El Paso County, CO, Elbert County, CO, Fremont County, CO, Gilpin County, CO, Huerfano County, CO, Jefferson County, CO, Larimer County, CO, Las Animas County, CO, Park County, CO, Pueblo County, CO, Saguache County, CO, Teller County, CO, Weld County, CO, Colfax County, NM, Taos County, NM, Albany County, WY, Converse County, WY, Laramie County, WY, Platte County, WY

The radar

The Denver radar (KFTG), 80 km from the middle of the area, began a volume at 20:36 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 (KDNR), launched 12:00Z, 8.6 hours before the alert went out and 183 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: 696 J/kg
Mixed-layer CIN: -276 J/kg
Mixed-layer LCL: 1338 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: -3 m²/s²
0-3 km storm-relative helicity: 63 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.

Issued	Product	Office	Counties	Lasted
Jun 27, 6:35 PM MDT	Mesoscale Discussion	SPC	Costilla, Custer, Huerfano, Las Animas, Otero, Pueblo	85 min

Nearby

Mesoscale Discussions in Colorado, 2007 Mesoscale Discussions in Wyoming, 2007 Mesoscale Discussions in New Mexico, 2007 Every mesoscale discussion in 2007

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.