Alert archive / Colorado / Mesoscale Discussions in 2006
Mesoscale Discussion 937
The Storm Prediction Center issued this mesoscale discussion at May 22, 2006, 2:48 PM MDT for 9 counties in Colorado; 8 counties in Wyoming. It was in force for 117 min.
The area
The outline as issued.
The facts
- Issued
- May 22, 2006, 2:48 PM MDT (20:48 UTC)
- Expired
- May 22, 2006, 4:45 PM MDT
- In force
- 117 min
- Issued by
- the Storm Prediction Center
Counties Adams County, CO, Arapahoe County, CO, Broomfield County, CO, Denver County, CO, Douglas County, CO, Elbert County, CO, Larimer County, CO, Morgan County, CO, Weld County, CO, Albany County, WY, Campbell County, WY, Converse County, WY, Goshen County, WY, Laramie County, WY, Niobrara County, WY, Platte County, WY, Weston County, WY
The radar
The Cheyenne radar (KCYS), 16 km from the middle of the area, began a volume at 20:48 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 8.8 hours before the alert went out and 209 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1987 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 106 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 |
|---|---|---|---|---|
| May 22, 12:40 PM MDT | Mesoscale Discussion | SPC | Alamosa, Archuleta, Chaffee, Conejos, Costilla, Delta and 18 more | 2 hr |
| May 22, 1:59 PM MDT | Mesoscale Discussion | SPC | Crowley, Huerfano, Las Animas, Otero, Pueblo | 2 hr |
| May 22, 2:29 PM MDT | Severe Thunderstorm Watch | SPC | Costilla, Crowley, Custer, El Paso, Fremont, Huerfano and 4 more | 7 hr |
| May 22, 4:01 PM MDT | Severe Thunderstorm Watch | SPC | Adams, Arapahoe, Boulder, Broomfield, Cheyenne, Clear Creek and 17 more | 5 hr |
| May 22, 4:58 PM MDT | Mesoscale Discussion | SPC | Alamosa, Archuleta, Chaffee, Conejos, Delta, Eagle and 17 more | 3 hr |
| May 22, 5:50 PM MDT | Mesoscale Discussion | SPC | Campbell, Crook, Johnson, Natrona, Sheridan, Washakie and 1 more | 2 hr |
Nearby
Mesoscale Discussions in Colorado, 2006Mesoscale Discussions in Wyoming, 2006Every mesoscale discussion in 2006
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.