Alert archive / Arkansas / Mesoscale Discussions in 2005
Mesoscale Discussion 1200
The Storm Prediction Center issued this mesoscale discussion at Jun 6, 2005, 12:38 PM CDT for 53 counties in Arkansas; 11 counties in Missouri; Adair County, LeFlore County, Sequoyah County, Oklahoma. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 6, 2005, 12:38 PM CDT (17:38 UTC)
- Expired
- Jun 6, 2005, 2:45 PM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 67 counties
Baxter County, AR, Benton County, AR, Boone County, AR, Calhoun County, AR, Carroll County, AR, Clark County, AR, Cleburne County, AR, Cleveland County, AR, Conway County, AR, Crawford County, AR, Dallas County, AR, Faulkner County, AR, Franklin County, AR, Fulton County, AR, Garland County, AR, Grant County, AR, Hempstead County, AR, Hot Spring County, AR, Howard County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Jefferson County, AR, Johnson County, AR, Lawrence County, AR, Little River County, AR, Logan County, AR, Lonoke County, AR, Madison County, AR, Marion County, AR, Montgomery County, AR, Nevada County, AR, Newton County, AR, Ouachita County, AR, Perry County, AR, Pike County, AR, Polk County, AR, Pope County, AR, Prairie County, AR, Pulaski County, AR, Randolph County, AR, Saline County, AR, Scott County, AR, Searcy County, AR, Sebastian County, AR, Sevier County, AR, Sharp County, AR, Stone County, AR, Van Buren County, AR, Washington County, AR, White County, AR, Woodruff County, AR, Yell County, AR, Barry County, MO, Christian County, MO, Douglas County, MO, Howell County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Oregon County, MO, Ozark County, MO, Stone County, MO, Taney County, MO, Adair County, OK, LeFlore County, OK, Sequoyah County, OK
The radar
The Little Rock radar (KLZK), 94 km from the middle of the area, began a volume at 17:38 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
Springfield, MO (KSGF), launched 12:00Z, 5.6 hours before the alert went out and 197 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
- 1657 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 968 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 18 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 |
|---|---|---|---|---|
| Jun 6, 1:34 PM CDT | Mesoscale Discussion | SPC | Clay | 2 hr |
| Jun 5, 7:11 PM CDT | Mesoscale Discussion | SPC | Caddo, Comanche, Cotton, Greer, Harmon, Jackson and 3 more | 94 min |
| Jun 5, 10:41 PM CDT | Mesoscale Discussion | SPC | Atoka, Bryan, Carter, Coal, Comanche, Cotton and 8 more | 94 min |
| Jun 5, 11:20 PM CDT | Severe Thunderstorm Watch | SPC | Atoka, Bryan, Carter, Coal, Garvin, Jefferson and 6 more | 4 hr |
| Jun 6, 2:16 AM CDT | Mesoscale Discussion | SPC | Alfalfa, Craig, Grant, Kay, Mayes, Noble and 7 more | 89 min |
| Jun 6, 2:20 PM CDT | Mesoscale Discussion | SPC | Cimarron | 55 min |
| Jun 6, 2:40 PM CDT | Severe Thunderstorm Watch | SPC | Cimarron, Texas | 7 hr |
Nearby
Mesoscale Discussions in Arkansas, 2005Mesoscale Discussions in Missouri, 2005Mesoscale Discussions in Oklahoma, 2005Every mesoscale discussion in 2005
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.