Alert archive / Mississippi / Tornado Watches in 2010
Tornado Watch 94
The Storm Prediction Center issued this tornado watch at Apr 24, 2010, 11:31 AM CDT for 6 states. It was in force for 8 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 24, 2010, 11:31 AM CDT (16:31 UTC)
- Expired
- Apr 24, 2010, 8:00 PM CDT
- In force
- 8 hr
- Issued by
- the Storm Prediction Center
- Particularly dangerous situation
- Yes
- Largest hail expected
- 3 in
- Strongest gust expected
- 70 kt
All 147 counties
Clay County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Greene County, AR, Lawrence County, AR, Lee County, AR, Mississippi County, AR, Phillips County, AR, Poinsett County, AR, Randolph County, AR, St. Francis County, AR, Alexander County, IL, Franklin County, IL, Jackson County, IL, Johnson County, IL, Massac County, IL, Perry County, IL, Pope County, IL, Pulaski County, IL, Randolph County, IL, Saline County, IL, Union County, IL, Williamson County, IL, Ballard County, KY, Calloway County, KY, Carlisle County, KY, Fulton County, KY, Graves County, KY, Hickman County, KY, Livingston County, KY, Marshall County, KY, McCracken County, KY, Bollinger County, MO, Butler County, MO, Cape Girardeau County, MO, Carter County, MO, Crawford County, MO, Dent County, MO, Dunklin County, MO, Howell County, MO, Iron County, MO, Madison County, MO, Mississippi County, MO, New Madrid County, MO, Oregon County, MO, Pemiscot County, MO, Perry County, MO, Phelps County, MO, Reynolds County, MO, Ripley County, MO, Saint Francois County, MO, Sainte Genevieve County, MO, Scott County, MO, Shannon County, MO, Stoddard County, MO, Texas County, MO, Washington County, MO, Wayne County, MO, Alcorn County, MS, Attala County, MS, Benton County, MS, Bolivar County, MS, Calhoun County, MS, Carroll County, MS, Chickasaw County, MS, Choctaw County, MS, Claiborne County, MS, Clarke County, MS, Clay County, MS, Coahoma County, MS, Copiah County, MS, Covington County, MS, DeSoto County, MS, Forrest County, MS, Franklin County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Itawamba County, MS, Jasper County, MS, Jefferson County, MS, Jefferson Davis County, MS, Jones County, MS, Kemper County, MS, Lafayette County, MS, Lamar County, MS, Lauderdale County, MS, Lawrence County, MS, Leake County, MS, Lee County, MS, Leflore County, MS, Lincoln County, MS, Lowndes County, MS, Madison County, MS, Marion County, MS, Marshall County, MS, Monroe County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Panola County, MS, Pontotoc County, MS, Prentiss 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, Tippah County, MS, Tishomingo County, MS, Tunica County, MS, Union County, MS, Warren County, MS, Washington County, MS, Webster County, MS, Winston County, MS, Yalobusha County, MS, Yazoo County, MS, 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, Lake County, TN, Lauderdale County, TN, Madison County, TN, McNairy County, TN, Obion County, TN, Shelby County, TN, Tipton County, TN, Weakley County, TN
The radar
The Memphis radar (KNQA), 38 km from the middle of the area, began a volume at 16:34 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
- 95%
- One or more EF2 to EF5 tornadoes
- 70%
- Ten or more severe wind reports
- 95%
- One or more gusts of 65 knots or more
- 70%
- Ten or more severe hail reports
- 80%
- One or more hailstones of 2 inches or more
- 50%
- Six or more combined severe hail and wind reports
- 95%
Warnings issued inside it
70 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 24, 11:32 AM CDT | Tornado Warning | MEG | Alcorn, Prentiss, Tippah, Tishomingo | 58 min |
| Apr 24, 11:34 AM CDT | Severe Thunderstorm Warning | JAN | Humphreys, Sharkey, Sunflower, Washington | 56 min |
| Apr 24, 11:36 AM CDT | Tornado Warning | JAN | Issaquena, Sharkey, Warren, Yazoo | 54 min |
| Apr 24, 12:03 PM CDT | Severe Thunderstorm Warning | JAN | Choctaw, Clay, Oktibbeha, Webster | 42 min |
| Apr 24, 12:07 PM CDT | Severe Thunderstorm Warning | MEG | Lee, Phillips | 38 min |
| Apr 24, 12:11 PM CDT | Tornado Warning | JAN | Attala, Holmes, Madison, Yazoo | 64 min |
| Apr 24, 12:35 PM CDT | Tornado Warning | MEG | Lee, Prentiss, Union | 34 min |
| Apr 24, 12:38 PM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Lee | 52 min |
| Apr 24, 12:42 PM CDT | Severe Thunderstorm Warning | MEG | Coahoma, DeSoto, Panola, Quitman, Tate, Tunica | 48 min |
| Apr 24, 12:45 PM CDT | Tornado Warning | JAN | Attala, Carroll, Choctaw, Holmes, Montgomery | 60 min |
| Apr 24, 12:45 PM CDT | Tornado Warning | MEG | Alcorn, Prentiss, Tishomingo | 40 min |
| Apr 24, 12:50 PM CDT | Severe Thunderstorm Warning | MEG | Chickasaw, Itawamba, Lee, Monroe | 25 min |
| Apr 24, 12:56 PM CDT | Tornado Warning | MEG | Alcorn, Prentiss, Tishomingo | 28 min |
| Apr 24, 1:11 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Haywood, Lauderdale, Shelby, Tipton | 49 min |
| Apr 24, 1:24 PM CDT | Tornado Warning | JAN | Choctaw, Clay, Oktibbeha, Webster, Winston | 55 min |
| Apr 24, 1:26 PM CDT | Severe Thunderstorm Warning | MEG | Crittenden | 49 min |
| Apr 24, 1:27 PM CDT | Flash Flood Warning | MEG | Shelby | 93 min |
| Apr 24, 1:28 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 47 min |
| Apr 24, 1:29 PM CDT | Severe Thunderstorm Warning | MEG | Pemiscot | 36 min |
| Apr 24, 1:33 PM CDT | Severe Thunderstorm Warning | PAH | Johnson, Massac, Pope, Pulaski, Saline, Union and 1 more | 42 min |
| Apr 24, 1:42 PM CDT | Severe Thunderstorm Warning | SGF | Dent, Phelps, Pulaski, Shannon, Texas | 63 min |
| Apr 24, 1:44 PM CDT | Severe Thunderstorm Warning | PAH | Carlisle, Fulton, Hickman | 30 min |
| Apr 24, 1:46 PM CDT | Severe Thunderstorm Warning | PAH | Gallatin, Hardin, Johnson, Massac, Pope, Saline | 44 min |
| Apr 24, 1:49 PM CDT | Severe Thunderstorm Warning | PAH | Massac, Pope | 41 min |
| Apr 24, 1:49 PM CDT | Tornado Warning | SGF | Phelps | 46 min |
| Apr 24, 1:50 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Crockett, Dyer, Fayette, Gibson, Hardeman and 5 more | 55 min |
| Apr 24, 1:52 PM CDT | Flash Flood Warning | MEG | Fayette, Haywood, Lauderdale, Tipton | 65 min |
| Apr 24, 1:58 PM CDT | Severe Thunderstorm Warning | MEG | DeSoto, Marshall | 62 min |
| Apr 24, 2:00 PM CDT | Tornado Warning | JAN | Clay, Lowndes, Oktibbeha | 60 min |
| Apr 24, 2:01 PM CDT | Tornado Warning | MEG | Mississippi | 24 min |
| Apr 24, 2:11 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 25 min |
| Apr 24, 2:19 PM CDT | Tornado Warning | MEG | Monroe | 41 min |
| Apr 24, 2:25 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Choctaw, Winston | 50 min |
| Apr 24, 2:29 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Gasconade | 46 min |
| Apr 24, 2:33 PM CDT | Tornado Warning | JAN | Attala, Choctaw, Winston | 36 min |
| Apr 24, 2:35 PM CDT | Severe Thunderstorm Warning | MEG | Carroll, Chester, Decatur, Gibson, Henderson, Henry and 2 more | 55 min |
| Apr 24, 2:36 PM CDT | Severe Thunderstorm Warning | JAN | Clay, Oktibbeha | 24 min |
| Apr 24, 2:36 PM CDT | Flash Flood Warning | MEG | Crockett, Dyer, Gibson, Haywood, Madison | 87 min |
| Apr 24, 2:43 PM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Benton, Marshall, Tippah | 62 min |
| Apr 24, 2:47 PM CDT | Severe Thunderstorm Warning | PAH | Massac, Pope | 43 min |
| Apr 24, 2:51 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Howell, Laclede, Ozark, Pulaski, Shannon and 3 more | 54 min |
| Apr 24, 2:55 PM CDT | Tornado Warning | JAN | Choctaw, Noxubee, Oktibbeha, Winston | 37 min |
| Apr 24, 2:58 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Leake, Neshoba, Winston | 62 min |
| Apr 24, 3:03 PM CDT | Severe Thunderstorm Warning | PAH | Calloway, Trigg | 42 min |
| Apr 24, 3:07 PM CDT | Tornado Warning | JAN | Attala, Leake, Neshoba, Winston | 68 min |
| Apr 24, 3:07 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Franklin, Gasconade, Washington | 23 min |
| Apr 24, 3:23 PM CDT | Severe Thunderstorm Warning | JAN | Winston | 52 min |
| Apr 24, 3:26 PM CDT | Severe Thunderstorm Warning | JAN | Clay, Lowndes, Oktibbeha | 49 min |
| Apr 24, 3:30 PM CDT | Severe Thunderstorm Warning | MEG | Carroll, Gibson, Henderson, Henry, Madison, Weakley | 45 min |
| Apr 24, 3:31 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Jefferson, Sainte Genevieve, Saint Francois, Saint Louis, Washington | 44 min |
| Apr 24, 3:37 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Decatur, Hardeman, Hardin, Henderson, McNairy and 1 more | 53 min |
| Apr 24, 3:39 PM CDT | Severe Thunderstorm Warning | JAN | Lowndes, Oktibbeha | 51 min |
| Apr 24, 3:40 PM CDT | Flash Flood Warning | MEG | Carroll, Gibson, Henderson, Henry, Madison, Weakley | 106 min |
| Apr 24, 3:46 PM CDT | Severe Thunderstorm Warning | SGF | Camden, Dent, Laclede, Phelps, Pulaski, Shannon and 2 more | 59 min |
| Apr 24, 3:48 PM CDT | Tornado Warning | MEG | Carroll, Chester, Decatur, Henderson, McNairy, Madison | 42 min |
| Apr 24, 3:50 PM CDT | Tornado Warning | JAN | Noxubee | 55 min |
| Apr 24, 3:56 PM CDT | Severe Thunderstorm Warning | JAN | Leake, Neshoba, Noxubee | 34 min |
| Apr 24, 4:01 PM CDT | Severe Thunderstorm Warning | MEG | Monroe | 14 min |
| Apr 24, 4:07 PM CDT | Tornado Warning | JAN | Kemper, Neshoba, Winston | 38 min |
| Apr 24, 4:11 PM CDT | Flash Flood Warning | MEG | Carroll, Decatur, Henderson, Henry | 19 min |
| Apr 24, 4:16 PM CDT | Tornado Warning | JAN | Lowndes | 35 min |
| Apr 24, 4:20 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Sainte Genevieve | 25 min |
| Apr 24, 4:21 PM CDT | Tornado Warning | MEG | Decatur, Henderson | 39 min |
| Apr 24, 4:26 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Decatur, Hardin, Henderson, McNairy | 49 min |
| Apr 24, 4:29 PM CDT | Tornado Warning | JAN | Kemper, Noxubee, Winston | 61 min |
| Apr 24, 4:34 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Randolph | 41 min |
| Apr 24, 5:07 PM CDT | Tornado Warning | JAN | Kemper, Noxubee, Winston | 39 min |
| Apr 24, 5:20 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 20 min |
| Apr 24, 6:04 PM CDT | Severe Thunderstorm Warning | PAH | Franklin, Jefferson, Perry | 41 min |
| Apr 24, 7:35 PM CDT | Tornado Warning | JAN | Kemper | 55 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, 4.5 hours before the alert went out and 72 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
- 855 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- -254 m²/s²
- 0-3 km storm-relative helicity
- -1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.7
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 23, 7:39 PM CDT | Mesoscale Discussion | SPC | Baldwin, Bibb, Choctaw, Clarke, Conecuh, Dallas and 12 more | 36 min |
| Apr 23, 10:32 PM CDT | Mesoscale Discussion | SPC | Autauga, Bibb, Chilton, Choctaw, Clarke, Dallas and 11 more | 58 min |
| Apr 24, 2:07 AM CDT | Mesoscale Discussion | SPC | Baldwin, Butler, Clarke, Conecuh, Covington, Escambia and 3 more | 53 min |
| Apr 24, 6:15 AM CDT | Tornado Watch | SPC | Baldwin, Butler, Choctaw, Clarke, Conecuh, Mobile and 3 more | 7 hr |
| Apr 24, 7:43 AM CDT | Mesoscale Discussion | SPC | Autauga, Bibb, Chilton, Coosa, Cullman, Dallas and 18 more | 2 hr |
| Apr 24, 8:01 AM CDT | Tornado Watch | SPC | Autauga, Bibb, Blount, Calhoun, Cherokee, Chilton and 34 more | 5 hr |
| Apr 24, 9:31 AM CDT | Mesoscale Discussion | SPC | Colbert, Fayette, Franklin, Lamar, Lauderdale, Lawrence and 5 more | 59 min |
| Apr 24, 10:28 AM CDT | Mesoscale Discussion | SPC | Autauga, Baldwin, Bibb, Blount, Butler, Calhoun and 32 more | 92 min |
| Apr 24, 11:40 AM CDT | Mesoscale Discussion | SPC | Autauga, Bibb, Blount, Bullock, Butler, Calhoun and 39 more | 95 min |
| Apr 24, 12:47 PM CDT | Tornado Watch | SPC | Baldwin, Butler, Choctaw, Clarke, Coffee, Conecuh and 11 more | 7 hr |
| Apr 24, 1:17 PM CDT | Tornado Watch | SPC | Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 44 more | 8 hr |
| Apr 24, 2:01 PM CDT | Mesoscale Discussion | SPC | Autauga, Bibb, Blount, Chilton, Colbert, Cullman and 24 more | 89 min |
| Apr 24, 5:48 PM CDT | Mesoscale Discussion | SPC | Autauga, Baldwin, Barbour, Bibb, Blount, Bullock and 61 more | 57 min |
| Apr 23, 11:40 PM CDT | Mesoscale Discussion | SPC | Arkansas, Bradley, Calhoun, Clay, Cleveland, Craighead and 25 more | 65 min |
| Apr 24, 1:20 AM CDT | Mesoscale Discussion | SPC | Columbia, Lafayette | 25 min |
| Apr 24, 1:50 AM CDT | Tornado Watch | SPC | Columbia, Hempstead, Howard, Lafayette, Little River, Miller and 3 more | 8 hr |
| Apr 24, 2:44 AM CDT | Mesoscale Discussion | SPC | Arkansas, Cleburne, Cleveland, Craighead, Crittenden, Cross and 24 more | 91 min |
| Apr 24, 3:02 AM CDT | Tornado Watch | SPC | Arkansas, Bradley, Calhoun, Clark, Cleveland, Dallas and 14 more | 8 hr |
| Apr 24, 5:01 AM CDT | Mesoscale Discussion | SPC | Ashley, Bradley, Calhoun, Chicot, Columbia, Drew and 2 more | 89 min |
| Apr 24, 6:00 AM CDT | Tornado Watch | SPC | Ashley, Chicot, Clay, Craighead, Crittenden, Cross and 8 more | 6 hr |
| Apr 24, 7:25 AM CDT | Mesoscale Discussion | SPC | Arkansas, Ashley, Bradley, Cleveland, Drew, Jefferson and 3 more | 95 min |
| Apr 24, 11:08 AM CDT | Mesoscale Discussion | SPC | Arkansas, Baxter, Clay, Cleburne, Conway, Craighead and 24 more | 67 min |
| Apr 24, 1:52 PM CDT | Mesoscale Discussion | SPC | Baxter, Boone, Marion | 53 min |
| Apr 23, 7:06 PM CDT | Tornado Watch | SPC | Adams, Brown, Calhoun, Cass, Greene, Jersey and 4 more | 5 hr |
| Apr 24, 7:35 AM CDT | Mesoscale Discussion | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 12 more | 55 min |
| Apr 24, 2:52 PM CDT | Mesoscale Discussion | SPC | Bond, Clinton, Fayette, Jersey, Madison, Marion and 4 more | 53 min |
| Apr 24, 3:20 PM CDT | Tornado Watch | SPC | Adams, Bond, Brown, Calhoun, Cass, Champaign and 45 more | 7 hr |
| Apr 24, 5:14 PM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Calhoun, Cass, Champaign and 41 more | 61 min |
| Apr 24, 5:45 PM CDT | Mesoscale Discussion | SPC | Adair, Anderson, Bath, Bell, Boone, Bourbon and 67 more | 60 min |
| Apr 24, 6:15 PM CDT | Tornado Watch | SPC | Adair, Allen, Anderson, Barren, Bath, Bell and 81 more | 8 hr |
| Apr 23, 10:03 PM CDT | Mesoscale Discussion | SPC | Andrew, Atchison, Bates, Buchanan, Caldwell, Cass and 12 more | 27 min |
| Apr 23, 10:58 PM CDT | Tornado Watch | SPC | Andrew, Atchison, Buchanan, Caldwell, Carroll, Clay and 15 more | 5 hr |
| Apr 24, 3:15 AM CDT | Mesoscale Discussion | SPC | Caldwell, Carroll, Daviess, Grundy, Livingston, Mercer and 1 more | 30 min |
| Apr 24, 1:29 PM CDT | Mesoscale Discussion | SPC | Andrew, Atchison, Gentry, Harrison, Holt, Mercer and 2 more | 91 min |
Nearby
Tornado Watches in Mississippi, 2010Tornado Watches in Missouri, 2010Tornado Watches in Tennessee, 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.