Alert archive / Arkansas / Tornado Watches in 2005
Tornado Watch 817
The Storm Prediction Center issued this tornado watch at Sep 24, 2005, 8:55 PM CDT for 5 states. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Sep 24, 2005, 8:55 PM CDT (01:55 UTC)
- Expired
- Sep 25, 2005, 3:34 AM CDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
All 91 counties
Arkansas County, AR, Ashley County, AR, Baxter County, AR, Boone County, AR, Bradley County, AR, Chicot County, AR, Cleburne County, AR, Cleveland County, AR, Conway County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Desha County, AR, Drew County, AR, Faulkner County, AR, Grant County, AR, Greene 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, Marion County, AR, Mississippi County, AR, Monroe County, AR, Phillips County, AR, Poinsett County, AR, Prairie County, AR, Pulaski County, AR, Randolph County, AR, Searcy County, AR, Sharp County, AR, St. Francis County, AR, Stone County, AR, Van Buren County, AR, White County, AR, Woodruff County, AR, Catahoula Parish, LA, Concordia Parish, LA, East Carroll Parish, LA, Franklin Parish, LA, Madison Parish, LA, Morehouse Parish, LA, Richland Parish, LA, Tensas Parish, LA, West Carroll Parish, LA, Dunklin County, MO, Adams County, MS, Attala County, MS, Bolivar County, MS, Carroll County, MS, Claiborne County, MS, Coahoma County, MS, Copiah County, MS, Covington County, MS, DeSoto County, MS, Franklin County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Jasper County, MS, Jefferson County, MS, Jefferson Davis County, MS, Jones County, MS, Lawrence County, MS, Leake County, MS, Leflore County, MS, Lincoln County, MS, Madison County, MS, Montgomery County, MS, Panola County, MS, Quitman County, MS, Rankin County, MS, Scott County, MS, Sharkey County, MS, Simpson County, MS, Smith County, MS, Sunflower County, MS, Tallahatchie County, MS, Tate County, MS, Tunica County, MS, Warren County, MS, Washington County, MS, Yalobusha County, MS, Yazoo County, MS, Shelby County, TN
The radar
The Jackson/Brandon,MS radar (KDGX), 158 km from the middle of the area, began a volume at 01:55 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
35 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 24, 8:58 PM CDT | Tornado Warning | MEG | Tallahatchie | 32 min |
| Sep 24, 9:13 PM CDT | Tornado Warning | JAN | Bolivar, Humphreys, Sharkey, Sunflower, Washington | 47 min |
| Sep 24, 9:20 PM CDT | Tornado Warning | LZK | Arkansas | 40 min |
| Sep 24, 9:20 PM CDT | Tornado Warning | JAN | Madison, Tensas | 40 min |
| Sep 24, 9:43 PM CDT | Severe Thunderstorm Warning | JAN | Catahoula, Concordia, Franklin, Tensas | 62 min |
| Sep 24, 9:44 PM CDT | Tornado Warning | JAN | East Carroll, Madison | 46 min |
| Sep 24, 10:26 PM CDT | Tornado Warning | JAN | Chicot | 13 min |
| Sep 24, 10:50 PM CDT | Flash Flood Warning | LZK | Arkansas | 3 hr |
| Sep 24, 11:33 PM CDT | Severe Thunderstorm Warning | JAN | Concordia | 27 min |
| Sep 24, 11:38 PM CDT | Severe Thunderstorm Warning | JAN | East Carroll, Madison, Richland, West Carroll | 40 min |
| Sep 24, 11:49 PM CDT | Flash Flood Warning | JAN | Catahoula, Concordia, Franklin, Madison, Richland, Tensas | 3 hr |
| Sep 24, 11:55 PM CDT | Severe Thunderstorm Warning | JAN | Catahoula | 26 min |
| Sep 25, 12:00 AM CDT | Severe Thunderstorm Warning | JAN | Chicot | 45 min |
| Sep 25, 12:02 AM CDT | Flash Flood Warning | JAN | Chicot | 4 hr |
| Sep 25, 12:08 AM CDT | Flash Flood Warning | LZK | Desha, Drew, Lincoln | 3 hr |
| Sep 25, 12:11 AM CDT | Severe Thunderstorm Warning | JAN | Concordia | 34 min |
| Sep 25, 12:27 AM CDT | Tornado Warning | JAN | Concordia | 18 min |
| Sep 25, 12:43 AM CDT | Tornado Warning | JAN | Tensas | 62 min |
| Sep 25, 12:43 AM CDT | Flash Flood Warning | JAN | Bolivar, Washington | 6 hr |
| Sep 25, 1:03 AM CDT | Tornado Warning | JAN | Concordia | 51 min |
| Sep 25, 1:08 AM CDT | Flash Flood Warning | LZK | Jefferson, Lonoke, Prairie, White | 3 hr |
| Sep 25, 1:20 AM CDT | Severe Thunderstorm Warning | MEG | Phillips | 25 min |
| Sep 25, 1:28 AM CDT | Tornado Warning | MEG | Lee, Phillips | 32 min |
| Sep 25, 1:33 AM CDT | Tornado Warning | JAN | Franklin | 20 min |
| Sep 25, 1:37 AM CDT | Tornado Warning | JAN | Madison | 23 min |
| Sep 25, 1:41 AM CDT | Flash Flood Warning | LZK | Arkansas, Monroe, Woodruff | 3 hr |
| Sep 25, 1:44 AM CDT | Tornado Warning | JAN | Tensas | 46 min |
| Sep 25, 2:10 AM CDT | Tornado Warning | JAN | Issaquena, Sharkey | 35 min |
| Sep 25, 2:30 AM CDT | Severe Thunderstorm Warning | JAN | Bolivar, Washington | 45 min |
| Sep 25, 2:38 AM CDT | Tornado Warning | JAN | Warren | 35 min |
| Sep 25, 2:48 AM CDT | Flash Flood Warning | JAN | Concordia | 3 hr |
| Sep 25, 3:05 AM CDT | Tornado Warning | JAN | Sunflower | 55 min |
| Sep 25, 3:07 AM CDT | Severe Thunderstorm Warning | JAN | Adams, Jefferson | 53 min |
| Sep 25, 3:15 AM CDT | Flash Flood Warning | LZK | Desha | 3 hr |
| Sep 25, 3:22 AM CDT | Tornado Warning | JAN | Adams, Franklin, Jefferson | 38 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 1.9 hours before the alert went out and 148 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
- 947 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 724 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 234 m²/s²
- 0-3 km storm-relative helicity
- 270 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 5.3
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 24, 11:31 PM CDT | Mesoscale Discussion | SPC | Arkansas, Ashley, Bradley, Chicot, Cleburne, Cleveland and 30 more | 89 min |
| Sep 25, 3:07 AM CDT | Mesoscale Discussion | SPC | Arkansas, Ashley, Baxter, Boone, Bradley, Chicot and 34 more | 53 min |
| Sep 25, 3:40 AM CDT | Tornado Watch | SPC | Arkansas, Chicot, Clay, Craighead, Crittenden, Cross and 15 more | 9 hr |
| Sep 25, 9:32 AM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Greene, Lawrence, Mississippi and 3 more | 88 min |
| Sep 25, 11:05 AM CDT | Tornado Watch | SPC | Alcorn, Itawamba, Lee, Monroe, Prentiss, Tishomingo | 8 hr |
| Sep 25, 12:30 PM CDT | Tornado Watch | SPC | Attala, Choctaw, Claiborne, Clarke, Copiah, Covington and 26 more | 6 hr |
| Sep 25, 1:21 PM CDT | Mesoscale Discussion | SPC | Adams, Attala, Choctaw, Clarke, Clay, Copiah and 33 more | 114 min |
| Sep 25, 3:41 PM CDT | Mesoscale Discussion | SPC | Adams, Attala, Choctaw, Clarke, Clay, Copiah and 33 more | 94 min |
| Sep 25, 6:05 PM CDT | Mesoscale Discussion | SPC | Clarke, Clay, Jasper, Kemper, Lauderdale, Leake and 11 more | 55 min |
| Sep 25, 6:50 PM CDT | Tornado Watch | SPC | Attala, Choctaw, Clarke, Clay, Itawamba, Jasper and 15 more | 6 hr |
| Sep 25, 3:24 PM CDT | Mesoscale Discussion | SPC | Adair, Andrew, Atchison, Buchanan, Caldwell, Clark and 22 more | 96 min |
Nearby
Tornado Watches in Arkansas, 2005Tornado Watches in Mississippi, 2005Tornado Watches in Louisiana, 2005Every tornado watch 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.