Alert archive / Colorado / Mesoscale Discussions in 2013
Mesoscale Discussion 1072
The Storm Prediction Center issued this mesoscale discussion at Jun 13, 2013, 6:46 PM MDT for 11 counties in Colorado; 7 counties in Kansas; 9 counties in Nebraska. It was in force for 59 min.
The area
The outline as issued.
The facts
- Issued
- Jun 13, 2013, 6:46 PM MDT (00:46 UTC)
- Expired
- Jun 13, 2013, 7:45 PM MDT
- In force
- 59 min
- Issued by
- the Storm Prediction Center
All 27 counties
Adams County, CO, Cheyenne County, CO, Kiowa County, CO, Kit Carson County, CO, Logan County, CO, Morgan County, CO, Phillips County, CO, Sedgwick County, CO, Washington County, CO, Weld County, CO, Yuma County, CO, Cheyenne County, KS, Greeley County, KS, Logan County, KS, Rawlins County, KS, Sherman County, KS, Thomas County, KS, Wallace County, KS, Chase County, NE, Cheyenne County, NE, Deuel County, NE, Dundy County, NE, Hayes County, NE, Hitchcock County, NE, Keith County, NE, Kimball County, NE, Perkins County, NE
The radar
The Goodland radar (KGLD), 95 km from the middle of the area, began a volume at 00:48 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 00:00Z, 0.8 hours before the alert went out and 54 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.
- Mixed-layer CAPE
- 77 J/kg
- Mixed-layer CIN
- -126 J/kg
- Mixed-layer LCL
- 3432 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 69 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 1:38 PM MDT | Mesoscale Discussion | SPC | Arapahoe, Cheyenne, Elbert, Kiowa, Kit Carson, Lincoln | 2 hr |
| Jun 14, 1:28 AM MDT | Mesoscale Discussion | SPC | Brown, Doniphan, Marshall, Nemaha, Republic, Washington | 2 hr |
| Jun 14, 1:57 PM MDT | Severe Thunderstorm Watch | SPC | Decatur, Graham, Norton, Phillips, Sheridan, Thomas | 5 hr |
| Jun 14, 2:10 PM MDT | Mesoscale Discussion | SPC | Brown | 2 hr |
| Jun 14, 5:35 PM MDT | Mesoscale Discussion | SPC | Decatur, Norton, Phillips, Sheridan | 55 min |
| Jun 14, 2:37 PM MDT | Tornado Watch | SPC | Antelope, Boone, Burt, Butler, Cass, Cedar and 24 more | 6 hr |
| Jun 14, 5:11 PM MDT | Mesoscale Discussion | SPC | Antelope, Burt, Butler, Cass, Cedar, Colfax and 22 more | 94 min |
Nearby
Mesoscale Discussions in Colorado, 2013Mesoscale Discussions in Nebraska, 2013Mesoscale Discussions in Kansas, 2013Every mesoscale discussion in 2013
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.