Alert archive / Arkansas / Severe Thunderstorm Watches in 2002
Severe Thunderstorm Watch 295
The Storm Prediction Center issued this severe thunderstorm watch at May 12, 2002, 10:45 PM CDT for 27 counties in Arkansas; Dunklin County, Pemiscot County, Missouri; Lake County, Tennessee. It was in force for 4 hr.
The area
The outline as issued.
The facts
- Issued
- May 12, 2002, 10:45 PM CDT (03:45 UTC)
- Expired
- May 13, 2002, 3:00 AM CDT
- In force
- 4 hr
- Issued by
- the Storm Prediction Center
All 30 counties
Clay County, AR, Cleburne County, AR, Conway County, AR, Craighead County, AR, Cross County, AR, Faulkner County, AR, Fulton County, AR, Garland County, AR, Greene County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Lawrence County, AR, Lonoke County, AR, Montgomery County, AR, Perry County, AR, Poinsett County, AR, Prairie County, AR, Pulaski County, AR, Randolph County, AR, Saline County, AR, Sharp County, AR, Stone County, AR, Van Buren County, AR, White County, AR, Woodruff County, AR, Yell County, AR, Dunklin County, MO, Pemiscot County, MO, Lake County, TN
The radar
The Little Rock radar (KLZK), 41 km from the middle of the area, began a volume at 03:48 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.
Warnings issued inside it
10 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 12, 10:49 PM CDT | Severe Thunderstorm Warning | LZK | Montgomery | 41 min |
| May 12, 10:56 PM CDT | Severe Thunderstorm Warning | LZK | Conway, Perry, Van Buren | 39 min |
| May 12, 11:18 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Stone | 47 min |
| May 12, 11:33 PM CDT | Severe Thunderstorm Warning | LZK | Clark, Garland, Hot Spring | 52 min |
| May 12, 11:40 PM CDT | Severe Thunderstorm Warning | LZK | Faulkner | 40 min |
| May 13, 12:00 AM CDT | Severe Thunderstorm Warning | LZK | Independence | 40 min |
| May 13, 12:08 AM CDT | Severe Thunderstorm Warning | LZK | Saline | 42 min |
| May 13, 12:17 AM CDT | Severe Thunderstorm Warning | LZK | Pulaski | 43 min |
| May 13, 12:22 AM CDT | Severe Thunderstorm Warning | LZK | White | 38 min |
| May 13, 2:24 AM CDT | Severe Thunderstorm Warning | LZK | Arkansas, Monroe, Prairie | 51 min |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 3.8 hours before the alert went out and 214 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
- 1823 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1162 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 5.6
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 12, 7:00 PM CDT | Severe Thunderstorm Watch | SPC | Baxter, Benton, Boone, Carroll, Crawford, Franklin and 13 more | 5 hr |
| May 13, 1:00 AM CDT | Severe Thunderstorm Watch | SPC | Arkansas, Calhoun, Clay, Cleveland, Craighead, Crittenden and 19 more | 4 hr |
| May 13, 4:45 AM CDT | Severe Thunderstorm Watch | SPC | Anderson, Bedford, Bledsoe, Blount, Bradley, Campbell and 63 more | 5 hr |
| May 13, 9:00 AM CDT | Severe Thunderstorm Watch | SPC | Blount, Bradley, Carter, Cocke, Grainger, Greene and 16 more | 5 hr |
| May 13, 2:00 PM CDT | Severe Thunderstorm Watch | SPC | Carter, Johnson, Unicoi | 5 hr |
Nearby
Severe Thunderstorm Watches in Arkansas, 2002Severe Thunderstorm Watches in Missouri, 2002Severe Thunderstorm Watches in Tennessee, 2002Every severe thunderstorm watch in 2002
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.