Alert archive / Colorado / Mesoscale Discussions in 2007

Mesoscale Discussion 1293

June 26, 20075 states

The Storm Prediction Center issued this mesoscale discussion at Jun 26, 2007, 7:57 PM MDT for 5 states. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Jun 26, 2007, 7:57 PM MDT (01:57 UTC)
Expired: Jun 26, 2007, 10:00 PM MDT
In force: 2 hr
Issued by: the Storm Prediction Center

Counties Baca County, CO, Bent County, CO, Huerfano County, CO, Kiowa County, CO, Otero County, CO, Prowers County, CO, Morton County, KS, Stanton County, KS, Quay County, NM, Union County, NM, Cimarron County, OK, Armstrong County, TX, Dallam County, TX, Deaf Smith County, TX, Hartley County, TX, Oldham County, TX, Sherman County, TX

The radar

The Amarillo radar (KAMA), 122 km from the middle of the area, began a volume at 01:58 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 00:00Z, 2.0 hours before the alert went out and 299 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: 868 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 1292 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: -6 m²/s²
0-3 km storm-relative helicity: 76 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.1

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, 3:03 PM MDT	Mesoscale Discussion	SPC	Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Custer and 14 more	117 min
Jun 27, 4:08 PM MDT	Severe Thunderstorm Watch	SPC	Crowley, Custer, El Paso, Fremont, Huerfano, Las Animas and 3 more	6 hr
Jun 26, 7:32 PM MDT	Mesoscale Discussion	SPC	Chaves, De Baca, Eddy, Lea, Roosevelt	118 min
Jun 26, 10:08 PM MDT	Mesoscale Discussion	SPC	Eddy	97 min
Jun 27, 1:49 PM MDT	Mesoscale Discussion	SPC	Atoka, Bryan, Choctaw, Coal, Hughes, Johnston and 8 more	116 min
Jun 26, 6:53 PM MDT	Mesoscale Discussion	SPC	Bell, Coryell, Falls, Freestone, Henderson, Kaufman and 10 more	3 hr
Jun 26, 10:33 PM MDT	Severe Thunderstorm Watch	SPC	Brewster, Coke, Crockett, Edwards, Fisher, Irion and 11 more	5 hr
Jun 27, 1:03 AM MDT	Mesoscale Discussion	SPC	Callahan, Coleman, Concho, Gillespie, Jones, Kimble and 8 more	87 min
Jun 27, 1:21 AM MDT	Mesoscale Discussion	SPC	Atascosa, Bandera, Bexar, Brewster, Crockett, Dimmit and 18 more	84 min
Jun 27, 3:35 AM MDT	Mesoscale Discussion	SPC	Bandera, Edwards, Kerr, Kimble, Kinney, Medina and 4 more	85 min

Nearby

Mesoscale Discussions in Colorado, 2007 Mesoscale Discussions in Texas, 2007 Mesoscale Discussions in Kansas, 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.