Alert archive / Kansas / Mesoscale Discussions in 2017
Mesoscale Discussion 1691
The Storm Prediction Center issued this mesoscale discussion at Oct 6, 2017, 1:55 PM MDT for 5 counties in Colorado; 31 counties in Kansas. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Oct 6, 2017, 1:55 PM MDT (19:55 UTC)
- Expired
- Oct 6, 2017, 4:00 PM MDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 95%
All 36 counties
Baca County, CO, Bent County, CO, Cheyenne County, CO, Kiowa County, CO, Prowers County, CO, Barton County, KS, Edwards County, KS, Ellis County, KS, Ellsworth County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Grant County, KS, Gray County, KS, Greeley County, KS, Hamilton County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Lane County, KS, Lincoln County, KS, Logan County, KS, McPherson County, KS, Ness County, KS, Osborne County, KS, Pawnee County, KS, Rice County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Scott County, KS, Stafford County, KS, Stanton County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS
The radar
The Dodge City radar (KDDC), 103 km from the middle of the area, began a volume at 19:58 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Dodge City, (KDDC), launched 12:00Z, 7.9 hours before the alert went out and 107 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
- 453 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 575 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 174 m²/s²
- 0-3 km storm-relative helicity
- 112 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
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 |
|---|---|---|---|---|
| Oct 6, 2:31 PM MDT | Severe Thunderstorm Watch | SPC | Baca, Bent, Cheyenne, Kiowa, Kit Carson, Prowers | 7 hr |
| Oct 6, 5:06 PM MDT | Mesoscale Discussion | SPC | Baca, Bent, Cheyenne, Kiowa, Kit Carson, Prowers | 84 min |
| Oct 6, 2:14 PM MDT | Mesoscale Discussion | SPC | Cloud, Jewell, Mitchell, Republic, Washington | 91 min |
| Oct 6, 2:47 PM MDT | Severe Thunderstorm Watch | SPC | Barton, Brown, Clay, Cloud, Dickinson, Ellsworth and 20 more | 7 hr |
| Oct 6, 5:50 PM MDT | Mesoscale Discussion | SPC | Chase, Clay, Cloud, Dickinson, Ellsworth, Geary and 17 more | 85 min |
Nearby
Mesoscale Discussions in Kansas, 2017Mesoscale Discussions in Colorado, 2017Every mesoscale discussion in 2017
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.