Alert archive / Arkansas / Tornado Watches in 2010
Tornado Watch 83
The Storm Prediction Center issued this tornado watch at Apr 23, 2010, 6:51 PM CDT for 6 states. It was in force for 8 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 23, 2010, 6:51 PM CDT (23:51 UTC)
- Expired
- Apr 24, 2010, 3:00 AM CDT
- In force
- 8 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1.5 in
- Strongest gust expected
- 60 kt
All 121 counties
Arkansas County, AR, Bradley County, AR, Calhoun County, AR, Clark County, AR, Clay County, AR, Cleburne County, AR, Cleveland County, AR, Conway County, AR, Craighead County, AR, Crittenden 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, Montgomery County, AR, Ouachita County, AR, Perry County, AR, Phillips County, AR, Pike County, AR, Poinsett County, AR, Prairie County, AR, Pulaski County, AR, Randolph County, AR, Saline County, AR, Sharp County, AR, St. Francis County, AR, Stone County, AR, Van Buren County, AR, White County, AR, Woodruff County, AR, Alexander County, IL, Massac County, IL, Pope County, IL, Pulaski County, IL, Ballard County, KY, Caldwell County, KY, Calloway County, KY, Carlisle County, KY, Christian County, KY, Crittenden County, KY, Fulton County, KY, Graves County, KY, Hickman County, KY, Hopkins County, KY, Livingston County, KY, Lyon County, KY, Marshall County, KY, McCracken County, KY, Muhlenberg County, KY, Todd County, KY, Trigg County, KY, Dunklin County, MO, Mississippi County, MO, New Madrid County, MO, Pemiscot County, MO, Scott County, MO, Stoddard County, MO, Alcorn County, MS, Benton County, MS, Calhoun County, MS, Chickasaw County, MS, Coahoma County, MS, DeSoto County, MS, Itawamba County, MS, Lafayette County, MS, Lee County, MS, Marshall County, MS, Monroe County, MS, Panola County, MS, Pontotoc County, MS, Prentiss County, MS, Quitman County, MS, Tallahatchie County, MS, Tate County, MS, Tippah County, MS, Tishomingo County, MS, Tunica County, MS, Union County, MS, Yalobusha County, MS, Benton County, TN, Carroll County, TN, Chester County, TN, Crockett County, TN, Decatur County, TN, Dyer County, TN, Fayette County, TN, Gibson County, TN, Hardeman County, TN, Hardin County, TN, Haywood County, TN, Henderson County, TN, Henry County, TN, Houston County, TN, Humphreys County, TN, Lake County, TN, Lauderdale County, TN, Madison County, TN, McNairy County, TN, Montgomery County, TN, Obion County, TN, Perry County, TN, Shelby County, TN, Stewart County, TN, Tipton County, TN, Weakley County, TN
The radar
The Memphis radar (KNQA), 76 km from the middle of the area, began a volume at 23:52 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 90%
- One or more EF2 to EF5 tornadoes
- 50%
- Ten or more severe wind reports
- 95%
- One or more gusts of 65 knots or more
- 30%
- Ten or more severe hail reports
- 40%
- One or more hailstones of 2 inches or more
- 20%
- Six or more combined severe hail and wind reports
- 95%
Warnings issued inside it
19 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 23, 7:13 PM CDT | Severe Thunderstorm Warning | LZK | Clark, Pike | 32 min |
| Apr 23, 7:42 PM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Lee, Phillips | 33 min |
| Apr 23, 7:44 PM CDT | Severe Thunderstorm Warning | LZK | Clark, Dallas, Hot Spring, Pike | 31 min |
| Apr 23, 7:59 PM CDT | Flash Flood Warning | PAH | Bollinger, Stoddard | 4 hr |
| Apr 23, 8:01 PM CDT | Tornado Warning | LZK | Clark, Dallas, Pike | 29 min |
| Apr 23, 8:16 PM CDT | Severe Thunderstorm Warning | LZK | Clark, Garland, Grant, Hot Spring, Saline | 44 min |
| Apr 23, 8:30 PM CDT | Severe Thunderstorm Warning | LZK | Clark, Dallas, Hot Spring | 45 min |
| Apr 23, 9:02 PM CDT | Severe Thunderstorm Warning | LZK | Clark, Cleveland, Dallas, Grant, Hot Spring, Saline | 43 min |
| Apr 23, 9:25 PM CDT | Severe Thunderstorm Warning | MEG | DeSoto, Marshall, Panola, Quitman, Tate, Tunica | 35 min |
| Apr 23, 9:36 PM CDT | Tornado Warning | MEG | DeSoto, Tate | 24 min |
| Apr 23, 9:43 PM CDT | Severe Thunderstorm Warning | LZK | Dallas, Grant, Jefferson, Pulaski, Saline | 32 min |
| Apr 23, 10:11 PM CDT | Severe Thunderstorm Warning | LZK | Dallas, Grant, Jefferson, Lonoke, Pulaski, Saline | 34 min |
| Apr 23, 10:13 PM CDT | Severe Thunderstorm Warning | LZK | Calhoun, Dallas, Ouachita | 47 min |
| Apr 23, 10:53 PM CDT | Severe Thunderstorm Warning | LZK | Bradley, Calhoun, Cleveland, Dallas, Ouachita | 34 min |
| Apr 23, 11:12 PM CDT | Tornado Warning | MEG | Marshall | 48 min |
| Apr 23, 11:46 PM CDT | Severe Thunderstorm Warning | LZK | Arkansas, Monroe, Prairie | 44 min |
| Apr 23, 11:58 PM CDT | Severe Thunderstorm Warning | LZK | Lonoke, Pulaski, Saline | 32 min |
| Apr 23, 11:58 PM CDT | Severe Thunderstorm Warning | LZK | Drew, Lincoln | 47 min |
| Apr 24, 1:26 AM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Lee, St. Francis | 49 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
Little Rock, AR (KLZK), launched 12:00Z, 11.9 hours before the alert went out and 118 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1182 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 121 m²/s²
- 0-3 km storm-relative helicity
- 183 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 23, 8:28 AM CDT | Mesoscale Discussion | SPC | Ashley, Bradley, Calhoun, Clark, Columbia, Hempstead and 9 more | 62 min |
| Apr 23, 9:53 AM CDT | Tornado Watch | SPC | Ashley, Bradley, Calhoun, Chicot, Clark, Cleveland and 15 more | 7 hr |
| Apr 23, 12:08 PM CDT | Mesoscale Discussion | SPC | Arkansas, Ashley, Bradley, Calhoun, Chicot, Clark and 14 more | 67 min |
| Apr 23, 12:51 PM CDT | Tornado Watch | SPC | Arkansas, Clay, Cleburne, Conway, Craighead, Crittenden and 28 more | 9 hr |
| Apr 23, 2:50 PM CDT | Mesoscale Discussion | SPC | Clark, Columbia, Garland, Hempstead, Hot Spring, Howard and 9 more | 115 min |
| Apr 23, 3:47 PM CDT | Mesoscale Discussion | SPC | Arkansas, Baxter, Clay, Cleburne, Conway, Craighead and 29 more | 58 min |
| Apr 23, 5:24 PM CDT | Mesoscale Discussion | SPC | Columbia, Hempstead, Howard, Lafayette, Little River, Miller and 2 more | 36 min |
| Apr 23, 5:41 PM CDT | Tornado Watch | SPC | Columbia, Hempstead, Howard, Lafayette, Little River, Miller and 2 more | 9 hr |
| Apr 23, 6:31 PM CDT | Mesoscale Discussion | SPC | Arkansas, Clay, Cleburne, Cleveland, Conway, Craighead and 26 more | 29 min |
| Apr 23, 4:10 PM CDT | Mesoscale Discussion | SPC | Andrew, Atchison, Buchanan, Clinton, DeKalb, Gentry and 4 more | 95 min |
Nearby
Tornado Watches in Arkansas, 2010Tornado Watches in Tennessee, 2010Tornado Watches in Mississippi, 2010Every tornado watch in 2010
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.