Alert archive / Arkansas / Mesoscale Discussions in 2008
Mesoscale Discussion 165
The Storm Prediction Center issued this mesoscale discussion at Feb 5, 2008, 5:39 PM CST for 48 counties in Arkansas; 11 counties in Missouri. It was in force for 96 min.
The area
The outline as issued.
The facts
- Issued
- Feb 5, 2008, 5:39 PM CST (23:39 UTC)
- Expired
- Feb 5, 2008, 7:15 PM CST
- In force
- 96 min
- Issued by
- the Storm Prediction Center
All 59 counties
Arkansas County, AR, Baxter County, AR, Bradley County, AR, Calhoun County, AR, Clark County, AR, Clay County, AR, Cleburne County, AR, Cleveland County, AR, Columbia County, AR, Conway County, AR, Craighead County, AR, Cross County, AR, Dallas County, AR, Desha County, AR, Drew County, AR, Faulkner County, AR, Fulton County, AR, Garland County, AR, Grant County, AR, Greene County, AR, Hot Spring County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Jefferson County, AR, Lawrence County, AR, Lee County, AR, Lincoln County, AR, Lonoke County, AR, Mississippi County, AR, Monroe County, AR, Nevada County, AR, Ouachita County, AR, Perry County, AR, Poinsett County, AR, Pope County, AR, Prairie County, AR, Pulaski County, AR, Randolph County, AR, Saline County, AR, Searcy County, AR, Sharp County, AR, St. Francis County, AR, Stone County, AR, Union County, AR, Van Buren County, AR, White County, AR, Woodruff County, AR, Bollinger County, MO, Butler County, MO, Carter County, MO, Dunklin County, MO, New Madrid County, MO, Oregon County, MO, Pemiscot County, MO, Ripley County, MO, Scott County, MO, Stoddard County, MO, Wayne County, MO
The radar
The Little Rock radar (KLZK), 37 km from the middle of the area, began a volume at 23:40 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
Little Rock, AR (KLZK), launched 12:00Z, 11.7 hours before the alert went out and 178 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
- 654 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 593 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 250 m²/s²
- 0-3 km storm-relative helicity
- 222 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 3.3
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 |
|---|---|---|---|---|
| Feb 4, 9:21 PM CST | Mesoscale Discussion | SPC | Clay, Fulton, Greene, Randolph, Sharp | 84 min |
| Feb 5, 6:39 AM CST | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Clark, Cleburne and 32 more | 3 hr |
| Feb 5, 9:47 AM CST | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Cross, Greene, Jackson and 5 more | 88 min |
| Feb 5, 10:18 AM CST | Mesoscale Discussion | SPC | Benton, Boone, Carroll, Crawford, Franklin, Johnson and 7 more | 87 min |
| Feb 5, 11:16 AM CST | Mesoscale Discussion | SPC | Arkansas, Ashley, Baxter, Bradley, Calhoun, Clark and 53 more | 89 min |
| Feb 5, 11:56 AM CST | Tornado Watch | SPC | Howard, Little River, Miller, Sevier | 7 hr |
| Feb 5, 12:11 PM CST | Mesoscale Discussion | SPC | Arkansas, Ashley, Chicot, Crittenden, Cross, Desha and 7 more | 94 min |
| Feb 5, 12:39 PM CST | Tornado Watch | SPC | Baxter, Benton, Boone, Carroll, Crawford, Franklin and 14 more | 7 hr |
| Feb 5, 2:08 PM CST | Tornado Watch | SPC | Arkansas, Ashley, Bradley, Calhoun, Chicot, Clark and 33 more | 10 hr |
| Feb 5, 3:09 PM CST | Tornado Watch | SPC | Clay, Craighead, Crittenden, Cross, Greene, Lawrence and 6 more | 9 hr |
| Feb 5, 3:17 PM CST | Mesoscale Discussion | SPC | Baxter, Boone, Carroll, Crawford, Franklin, Johnson and 9 more | 88 min |
| Feb 5, 3:36 PM CST | Mesoscale Discussion | SPC | Ashley, Bradley, Calhoun, Clark, Cleburne, Cleveland and 19 more | 84 min |
| Feb 4, 6:20 PM CST | Mesoscale Discussion | SPC | Audrain, Barry, Barton, Benton, Boone, Callaway and 59 more | 85 min |
| Feb 4, 7:14 PM CST | Severe Thunderstorm Watch | SPC | Audrain, Barry, Barton, Benton, Boone, Callaway and 41 more | 6 hr |
| Feb 4, 9:44 PM CST | Mesoscale Discussion | SPC | Callaway, Camden, Cedar, Cole, Crawford, Dade and 23 more | 91 min |
| Feb 5, 6:45 AM CST | Mesoscale Discussion | SPC | Mississippi, New Madrid, Stoddard | 2 hr |
| Feb 5, 7:07 AM CST | Mesoscale Discussion | SPC | Andrew, Buchanan, Caldwell, Clay, Clinton, Daviess and 6 more | 6 hr |
| Feb 5, 4:46 PM CST | Mesoscale Discussion | SPC | Jefferson, Saint Louis, Washington, City of Saint Louis | 119 min |
| Feb 5, 5:26 PM CST | Mesoscale Discussion | SPC | Andrew, Atchison, Buchanan, Caldwell, Clay, Clinton and 8 more | 5 hr |
Nearby
Mesoscale Discussions in Arkansas, 2008Mesoscale Discussions in Missouri, 2008Every mesoscale discussion in 2008
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.