Alert archive / Arkansas / Mesoscale Discussions in 2005
Mesoscale Discussion 403
The Storm Prediction Center issued this mesoscale discussion at Mar 26, 2005, 4:42 PM CST for 5 states. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 26, 2005, 4:42 PM CST (22:42 UTC)
- Expired
- Mar 26, 2005, 6:45 PM CST
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 69 counties
Arkansas County, AR, Bradley County, AR, Calhoun County, AR, Clark County, AR, Cleveland County, AR, Columbia County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Dallas County, AR, Desha County, AR, Drew County, AR, Garland County, AR, Grant County, AR, Hempstead County, AR, Hot Spring County, AR, Howard County, AR, Jackson County, AR, Jefferson County, AR, Lafayette County, AR, Lee County, AR, Lincoln County, AR, Little River County, AR, Lonoke County, AR, Miller County, AR, Mississippi County, AR, Monroe County, AR, Nevada County, AR, Ouachita County, AR, Phillips County, AR, Pike County, AR, Poinsett County, AR, Prairie County, AR, Pulaski County, AR, Saline County, AR, Sevier County, AR, St. Francis County, AR, Union County, AR, White County, AR, Woodruff County, AR, Dunklin County, MO, Pemiscot County, MO, Benton County, MS, Bolivar County, MS, Coahoma County, MS, DeSoto County, MS, Marshall County, MS, Panola County, MS, Quitman County, MS, Tate County, MS, Tunica County, MS, Crockett County, TN, Dyer County, TN, Fayette County, TN, Gibson County, TN, Hardeman County, TN, Haywood County, TN, Lake County, TN, Lauderdale County, TN, Madison County, TN, Shelby County, TN, Tipton County, TN, Bowie County, TX, Camp County, TX, Cass County, TX, Marion County, TX, Morris County, TX, Red River County, TX, Titus County, TX
The radar
The Little Rock radar (KLZK), 54 km from the middle of the area, began a volume at 22:41 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
Jackson, MS (KJAN), launched 12:00Z, 10.7 hours before the alert went out and 291 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
- 151 J/kg
- Mixed-layer CIN
- -83 J/kg
- Mixed-layer LCL
- 801 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
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 |
|---|---|---|---|---|
| Mar 26, 9:07 AM CST | Mesoscale Discussion | SPC | George, Greene, Jackson | 113 min |
| Mar 26, 1:14 PM CST | Mesoscale Discussion | SPC | Adams, Amite, Claiborne, Clarke, Copiah, Covington and 28 more | 2 hr |
| Mar 26, 1:45 PM CST | Tornado Watch | SPC | Adams, Amite, Clarke, Copiah, Covington, Forrest and 23 more | 7 hr |
| Mar 26, 3:14 PM CST | Mesoscale Discussion | SPC | Adams, Amite, Claiborne, Copiah, Franklin, Hinds and 11 more | 31 min |
| Mar 26, 3:30 PM CST | Tornado Watch | SPC | Adams, Amite, Attala, Carroll, Choctaw, Claiborne and 33 more | 8 hr |
| Mar 26, 5:54 PM CST | Mesoscale Discussion | SPC | Clarke, Jasper, Kemper, Lauderdale, Lowndes, Newton and 2 more | 66 min |
| Mar 25, 8:02 PM CST | Mesoscale Discussion | SPC | Anderson, Bell, Bosque, Brazos, Brown, Burleson and 51 more | 118 min |
| Mar 25, 8:20 PM CST | Severe Thunderstorm Watch | SPC | Angelina, Austin, Bastrop, Bell, Blanco, Brazos and 24 more | 6 hr |
| Mar 25, 10:25 PM CST | Mesoscale Discussion | SPC | Austin, Brazos, Burleson, Fayette, Grimes, Houston and 12 more | 95 min |
| Mar 26, 12:56 AM CST | Mesoscale Discussion | SPC | Bandera, Bastrop, Bell, Blanco, Bosque, Brown and 48 more | 94 min |
| Mar 26, 1:25 AM CST | Severe Thunderstorm Watch | SPC | Bandera, Borden, Brown, Callahan, Coke, Coleman and 35 more | 7 hr |
| Mar 26, 4:20 AM CST | Mesoscale Discussion | SPC | Bandera, Blanco, Borden, Brown, Callahan, Coke and 45 more | 115 min |
| Mar 26, 6:12 AM CST | Mesoscale Discussion | SPC | Bandera, Bell, Blanco, Bosque, Brown, Burnet and 42 more | 63 min |
| Mar 26, 6:40 AM CST | Severe Thunderstorm Watch | SPC | Anderson, Bell, Blanco, Bosque, Burnet, Concho and 30 more | 7 hr |
| Mar 26, 10:05 AM CST | Mesoscale Discussion | SPC | Anderson, Angelina, Atascosa, Austin, Bastrop, Bell and 42 more | 115 min |
| Mar 26, 12:42 PM CST | Mesoscale Discussion | SPC | Loving | 2 hr |
Nearby
Mesoscale Discussions in Arkansas, 2005Mesoscale Discussions in Tennessee, 2005Mesoscale Discussions in Mississippi, 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.