Alert archive / Arkansas / Mesoscale Discussions in 2003
Mesoscale Discussion 1205
The Storm Prediction Center issued this mesoscale discussion at Jun 2, 2003, 2:07 PM CDT for 13 counties in Arkansas; LeFlore County, McCurtain County, Pushmataha County, Oklahoma. It was in force for 113 min.
The area
The outline as issued.
The facts
- Issued
- Jun 2, 2003, 2:07 PM CDT (19:07 UTC)
- Expired
- Jun 2, 2003, 4:00 PM CDT
- In force
- 113 min
- Issued by
- the Storm Prediction Center
Counties Clark County, AR, Dallas County, AR, Garland County, AR, Grant County, AR, Hempstead County, AR, Hot Spring County, AR, Howard County, AR, Little River County, AR, Montgomery County, AR, Nevada County, AR, Pike County, AR, Polk County, AR, Sevier County, AR, LeFlore County, OK, McCurtain County, OK, Pushmataha County, OK
The radar
The Western Arkansas radar (KSRX), 107 km from the middle of the area, began a volume at 19:10 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
Shreveport, LA (KSHV), launched 12:00Z, 7.1 hours before the alert went out and 211 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
- 1041 J/kg
- Mixed-layer CIN
- -96 J/kg
- Mixed-layer LCL
- 944 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 76 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.4
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 2, 12:27 AM CDT | Mesoscale Discussion | SPC | Crawford, Franklin, Logan, Madison, Scott, Sebastian and 1 more | 63 min |
| Jun 2, 12:45 AM CDT | Severe Thunderstorm Watch | SPC | Benton, Crawford, Franklin, Howard, Polk, Scott and 2 more | 5 hr |
| Jun 2, 2:53 AM CDT | Mesoscale Discussion | SPC | Benton, Crawford, Franklin, Polk, Scott, Sebastian and 1 more | 2 hr |
| Jun 2, 12:30 PM CDT | Mesoscale Discussion | SPC | Arkansas, Cleveland, Crittenden, Cross, Desha, Jefferson and 6 more | 2 hr |
| Jun 2, 1:15 PM CDT | Severe Thunderstorm Watch | SPC | Arkansas, Ashley, Bradley, Calhoun, Chicot, Cleveland and 22 more | 6 hr |
| Jun 2, 3:25 PM CDT | Mesoscale Discussion | SPC | Crittenden, Desha, Lee, Phillips | 2 hr |
| Jun 2, 4:58 PM CDT | Mesoscale Discussion | SPC | Chicot | 2 hr |
| Jun 2, 5:46 PM CDT | Mesoscale Discussion | SPC | Ashley, Bradley, Calhoun, Chicot, Cleveland, Columbia and 5 more | 119 min |
| Jun 1, 7:30 PM CDT | Severe Thunderstorm Watch | SPC | Alfalfa, Beaver, Beckham, Blaine, Caddo, Canadian and 41 more | 7 hr |
| Jun 1, 8:10 PM CDT | Mesoscale Discussion | SPC | Beaver, Harper | 65 min |
| Jun 1, 9:25 PM CDT | Mesoscale Discussion | SPC | Beckham, Comanche, Custer, Dewey, Ellis, Harper and 6 more | 95 min |
| Jun 1, 11:44 PM CDT | Mesoscale Discussion | SPC | Alfalfa, Blaine, Caddo, Canadian, Carter, Cleveland and 22 more | 91 min |
| Jun 2, 6:00 PM CDT | Severe Thunderstorm Watch | SPC | Cimarron | 5 hr |
Nearby
Mesoscale Discussions in Arkansas, 2003Mesoscale Discussions in Oklahoma, 2003Every mesoscale discussion in 2003
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.