Alert archive / Colorado / Mesoscale Discussions in 2018
Mesoscale Discussion 723
The Storm Prediction Center issued this mesoscale discussion at Jun 13, 2018, 1:42 PM MDT for 12 counties in Colorado; 4 counties in New Mexico. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 13, 2018, 1:42 PM MDT (19:42 UTC)
- Expired
- Jun 13, 2018, 3:45 PM MDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 5%
Counties Adams County, CO, Arapahoe County, CO, Crowley County, CO, Denver County, CO, Douglas County, CO, El Paso County, CO, Elbert County, CO, Huerfano County, CO, Las Animas County, CO, Lincoln County, CO, Otero County, CO, Pueblo County, CO, Colfax County, NM, Harding County, NM, Mora County, NM, Union County, NM
The radar
The Pueblo radar (KPUX), 86 km from the middle of the area, began a volume at 19:46 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 (KDEN), launched 12:00Z, 7.7 hours before the alert went out and 263 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
- 663 J/kg
- Mixed-layer CIN
- -395 J/kg
- Mixed-layer LCL
- 1740 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 1:25 AM MDT | Mesoscale Discussion | SPC | Cheyenne, Elbert, El Paso, Kit Carson, Lincoln | 3 hr |
| Jun 13, 5:31 PM MDT | Mesoscale Discussion | SPC | Baca, Bent, Cheyenne, Kiowa, Kit Carson, Phillips and 2 more | 89 min |
Nearby
Mesoscale Discussions in Colorado, 2018Mesoscale Discussions in New Mexico, 2018Every mesoscale discussion in 2018
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.