Alert archive / Arkansas / Tornado Watches in 2006
Tornado Watch 796
The Storm Prediction Center issued this tornado watch at Sep 23, 2006, 3:33 AM CDT for 28 counties in Arkansas; 17 counties in Missouri; 28 counties in Oklahoma. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Sep 23, 2006, 3:33 AM CDT (08:33 UTC)
- Expired
- Sep 23, 2006, 11:00 AM CDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2 in
- Strongest gust expected
- 60 kt
All 73 counties
Baxter County, AR, Benton County, AR, Boone County, AR, Carroll County, AR, Cleburne County, AR, Conway County, AR, Crawford County, AR, Franklin County, AR, Fulton County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Johnson County, AR, Logan County, AR, Madison County, AR, Marion County, AR, Montgomery County, AR, Newton County, AR, Polk County, AR, Pope County, AR, Scott County, AR, Searcy County, AR, Sebastian County, AR, Sharp County, AR, Stone County, AR, Van Buren County, AR, Washington County, AR, Yell County, AR, Barry County, MO, Christian County, MO, Dent County, MO, Douglas County, MO, Greene County, MO, Howell County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Oregon County, MO, Ozark County, MO, Shannon County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Webster County, MO, Wright County, MO, Adair County, OK, Atoka County, OK, Bryan County, OK, Carter County, OK, Cherokee County, OK, Choctaw County, OK, Coal County, OK, Delaware County, OK, Haskell County, OK, Hughes County, OK, Johnston County, OK, Latimer County, OK, LeFlore County, OK, Love County, OK, Marshall County, OK, Mayes County, OK, McCurtain County, OK, McIntosh County, OK, Murray County, OK, Muskogee County, OK, Okfuskee County, OK, Okmulgee County, OK, Pittsburg County, OK, Pontotoc County, OK, Pushmataha County, OK, Seminole County, OK, Sequoyah County, OK, Wagoner County, OK
The radar
The Western Arkansas radar (KSRX), 54 km from the middle of the area, began a volume at 08:35 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
- 40%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 70%
- 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
- 30%
- Six or more combined severe hail and wind reports
- 95%
Warnings issued inside it
27 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 23, 3:41 AM CDT | Severe Thunderstorm Warning | SGF | McDonald, Newton | 36 min |
| Sep 23, 4:27 AM CDT | Severe Thunderstorm Warning | OUN | Hughes, Seminole | 26 min |
| Sep 23, 4:31 AM CDT | Severe Thunderstorm Warning | TSA | Benton | 59 min |
| Sep 23, 5:18 AM CDT | Severe Thunderstorm Warning | TSA | Washington | 42 min |
| Sep 23, 5:36 AM CDT | Severe Thunderstorm Warning | OUN | Carter | 24 min |
| Sep 23, 6:10 AM CDT | Severe Thunderstorm Warning | SGF | Ozark | 50 min |
| Sep 23, 6:32 AM CDT | Severe Thunderstorm Warning | TSA | Latimer, Pittsburg | 47 min |
| Sep 23, 6:43 AM CDT | Severe Thunderstorm Warning | SGF | Douglas, Howell | 35 min |
| Sep 23, 6:46 AM CDT | Flash Flood Warning | LZK | Boone | 89 min |
| Sep 23, 6:47 AM CDT | Severe Thunderstorm Warning | TSA | Franklin | 43 min |
| Sep 23, 7:01 AM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 30 min |
| Sep 23, 7:09 AM CDT | Severe Thunderstorm Warning | LZK | Johnson, Newton | 51 min |
| Sep 23, 7:51 AM CDT | Severe Thunderstorm Warning | LZK | Logan, Scott | 39 min |
| Sep 23, 7:57 AM CDT | Severe Thunderstorm Warning | LZK | Johnson, Newton | 63 min |
| Sep 23, 8:04 AM CDT | Severe Thunderstorm Warning | TSA | Franklin | 23 min |
| Sep 23, 8:10 AM CDT | Tornado Warning | LZK | Logan | 50 min |
| Sep 23, 8:15 AM CDT | Tornado Warning | LZK | Johnson, Pope | 45 min |
| Sep 23, 8:30 AM CDT | Severe Thunderstorm Warning | LZK | Johnson, Logan, Pope, Yell | 45 min |
| Sep 23, 8:33 AM CDT | Tornado Warning | LZK | Searcy | 27 min |
| Sep 23, 8:59 AM CDT | Flash Flood Warning | SGF | Oregon | 6 hr |
| Sep 23, 9:01 AM CDT | Severe Thunderstorm Warning | LZK | Conway, Searcy, Van Buren | 44 min |
| Sep 23, 9:16 AM CDT | Severe Thunderstorm Warning | LZK | Pope | 29 min |
| Sep 23, 9:18 AM CDT | Tornado Warning | LZK | Cleburne, Stone, Van Buren | 42 min |
| Sep 23, 9:23 AM CDT | Flash Flood Warning | LZK | Izard | 2 hr |
| Sep 23, 10:06 AM CDT | Severe Thunderstorm Warning | LZK | Conway, Perry, Pope, Yell | 39 min |
| Sep 23, 10:06 AM CDT | Severe Thunderstorm Warning | LZK | Garland, Montgomery | 39 min |
| Sep 23, 10:10 AM CDT | Flash Flood Warning | LZK | Marion | 2 hr |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 8.6 hours before the alert went out and 201 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
- 287 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 1903 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 112 m²/s²
- 0-3 km storm-relative helicity
- 212 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 22, 7:32 PM CDT | Mesoscale Discussion | SPC | Benton, Crawford, Washington | 88 min |
| Sep 22, 8:58 PM CDT | Tornado Watch | SPC | Benton, Carroll, Crawford, Franklin, Logan, Madison and 5 more | 7 hr |
| Sep 22, 10:23 PM CDT | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Clay, Cleburne and 27 more | 2 hr |
| Sep 23, 12:59 AM CDT | Tornado Watch | SPC | Baxter, Boone, Clay, Cleburne, Conway, Craighead and 16 more | 8 hr |
| Sep 23, 2:12 AM CDT | Mesoscale Discussion | SPC | Benton, Boone, Carroll, Crawford, Franklin, Johnson and 6 more | 63 min |
| Sep 23, 4:10 AM CDT | Mesoscale Discussion | SPC | Baxter, Clay, Cleburne, Craighead, Fulton, Greene and 9 more | 2 hr |
| Sep 23, 7:35 AM CDT | Mesoscale Discussion | SPC | Arkansas, Bradley, Calhoun, Clark, Clay, Cleburne and 38 more | 85 min |
| Sep 23, 8:49 AM CDT | Tornado Watch | SPC | Arkansas, Clay, Cleburne, Conway, Craighead, Crittenden and 30 more | 5 hr |
| Sep 23, 10:51 AM CDT | Mesoscale Discussion | SPC | Arkansas, Clark, Cleveland, Craighead, Crittenden, Cross and 28 more | 114 min |
| Sep 23, 12:17 PM CDT | Mesoscale Discussion | SPC | Ashley, Bradley, Calhoun, Columbia, Hempstead, Lafayette and 5 more | 2 hr |
| Sep 23, 1:37 PM CDT | Mesoscale Discussion | SPC | Arkansas, Cleveland, Crittenden, Desha, Jefferson, Lee and 5 more | 83 min |
| Sep 23, 2:08 PM CDT | Severe Thunderstorm Watch | SPC | Bradley, Calhoun, Clark, Cleveland, Columbia, Dallas and 13 more | 6 hr |
| Sep 23, 4:19 PM CDT | Mesoscale Discussion | SPC | Ashley, Bradley, Calhoun, Chicot, Cleveland, Columbia and 5 more | 116 min |
| Sep 22, 7:50 PM CDT | Mesoscale Discussion | SPC | Bollinger, Butler, Cape Girardeau, Carter, Crawford, Dent and 22 more | 115 min |
Nearby
Tornado Watches in Arkansas, 2006Tornado Watches in Oklahoma, 2006Tornado Watches in Missouri, 2006Every tornado watch in 2006
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.