Alert archive / Kansas / Mesoscale Discussions in 2018
Mesoscale Discussion 659
The Storm Prediction Center issued this mesoscale discussion at Jun 7, 2018, 1:58 AM CDT for 37 counties in Kansas; Alfalfa County, Grant County, Woods County, Oklahoma. It was in force for 92 min.
The area
The outline as issued.
The facts
- Issued
- Jun 7, 2018, 1:58 AM CDT (06:58 UTC)
- Expired
- Jun 7, 2018, 3:30 AM CDT
- In force
- 92 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 60%
All 40 counties
Barber County, KS, Barton County, KS, Clark County, KS, Cloud County, KS, Comanche County, KS, Edwards County, KS, Ellis County, KS, Ellsworth County, KS, Ford County, KS, Graham County, KS, Harper County, KS, Harvey County, KS, Hodgeman County, KS, Jewell County, KS, Kingman County, KS, Kiowa County, KS, Lincoln County, KS, McPherson County, KS, Mitchell County, KS, Ness County, KS, Norton County, KS, Osborne County, KS, Ottawa County, KS, Pawnee County, KS, Phillips County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Smith County, KS, Stafford County, KS, Sumner County, KS, Trego County, KS, Alfalfa County, OK, Grant County, OK, Woods County, OK
The radar
The Dodge City radar (KDDC), 99 km from the middle of the area, began a volume at 06:59 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 00:00Z, 7.0 hours before the alert went out and 93 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
- 1571 J/kg
- Mixed-layer CIN
- -94 J/kg
- Mixed-layer LCL
- 2532 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 169 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.1
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 6, 7:59 PM CDT | Mesoscale Discussion | SPC | Cheyenne, Rawlins | 2 hr |
| Jun 6, 8:45 PM CDT | Mesoscale Discussion | SPC | Brown, Marshall, Nemaha, Republic, Washington | 90 min |
| Jun 6, 11:58 PM CDT | Mesoscale Discussion | SPC | Cheyenne, Decatur, Gove, Graham, Jewell, Mitchell and 10 more | 2 hr |
| Jun 7, 2:25 AM CDT | Severe Thunderstorm Watch | SPC | Barber, Barton, Comanche, Edwards, Ellis, Ellsworth and 22 more | 5 hr |
| Jun 7, 4:35 AM CDT | Mesoscale Discussion | SPC | Barber, Cloud, Comanche, Ellsworth, Harper, Harvey and 17 more | 85 min |
| Jun 7, 8:42 AM CDT | Mesoscale Discussion | SPC | Bryan, Carter, Cleveland, Coal, Garvin, Grady and 14 more | 2 hr |
| Jun 7, 3:10 PM CDT | Mesoscale Discussion | SPC | Beckham, Ellis, Greer, Harmon, Jackson, Roger Mills | 95 min |
| Jun 7, 3:28 PM CDT | Severe Thunderstorm Watch | SPC | Beckham, Custer, Dewey, Ellis, Greer, Harmon and 6 more | 5 hr |
| Jun 7, 6:17 PM CDT | Mesoscale Discussion | SPC | Beckham, Custer, Dewey, Ellis, Greer, Harmon and 6 more | 118 min |
Nearby
Mesoscale Discussions in Kansas, 2018Mesoscale Discussions in Oklahoma, 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.