Alert archive / Mississippi / Tornado Watches in 2014
Tornado Watch 106
The Storm Prediction Center issued this tornado watch at Apr 28, 2014, 1:43 AM CDT for 4 states. It was in force for 8 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 28, 2014, 1:43 AM CDT (06:43 UTC)
- Expired
- Apr 28, 2014, 10:00 AM CDT
- In force
- 8 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1 in
- Strongest gust expected
- 60 kt
All 57 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, Dunklin County, MO, Pemiscot 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, 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), 32 km from the middle of the area, began a volume at 06:44 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
- 50%
- One or more EF2 to EF5 tornadoes
- 30%
- Ten or more severe wind reports
- 30%
- One or more gusts of 65 knots or more
- 10%
- Ten or more severe hail reports
- 20%
- One or more hailstones of 2 inches or more
- 10%
- Six or more combined severe hail and wind reports
- 60%
Warnings issued inside it
17 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 2:02 AM CDT | Tornado Warning | MEG | Clay, Craighead, Greene, Mississippi | 43 min |
| Apr 28, 2:16 AM CDT | Tornado Warning | MEG | Craighead, Greene, Mississippi | 44 min |
| Apr 28, 2:33 AM CDT | Flash Flood Warning | MEG | Clay, Craighead, Cross, Greene, Lawrence, Poinsett and 1 more | 6 hr |
| Apr 28, 2:36 AM CDT | Severe Thunderstorm Warning | MEG | Clay | 24 min |
| Apr 28, 2:49 AM CDT | Tornado Warning | MEG | Mississippi | 41 min |
| Apr 28, 3:43 AM CDT | Severe Thunderstorm Warning | MEG | Dunklin, Pemiscot | 47 min |
| Apr 28, 4:41 AM CDT | Severe Thunderstorm Warning | MEG | Crockett, Dyer, Gibson, Obion, Weakley | 49 min |
| Apr 28, 5:46 AM CDT | Severe Thunderstorm Warning | MEG | Lee, Phillips | 44 min |
| Apr 28, 6:22 AM CDT | Severe Thunderstorm Warning | MEG | Crittenden | 38 min |
| Apr 28, 6:33 AM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Mississippi | 42 min |
| Apr 28, 6:50 AM CDT | Tornado Warning | MEG | Fayette, Haywood, Shelby, Tipton | 40 min |
| Apr 28, 7:02 AM CDT | Severe Thunderstorm Warning | MEG | Benton, DeSoto, Marshall, Tate | 43 min |
| Apr 28, 7:25 AM CDT | Flash Flood Warning | MEG | Shelby, Tipton | 3 hr |
| Apr 28, 7:33 AM CDT | Severe Thunderstorm Warning | MEG | Pontotoc, Prentiss, Tippah, Union | 42 min |
| Apr 28, 7:53 AM CDT | Severe Thunderstorm Warning | MEG | Benton, Carroll, Decatur, Gibson, Henderson, Henry and 2 more | 52 min |
| Apr 28, 9:38 AM CDT | Severe Thunderstorm Warning | MEG | DeSoto, Tate, Tunica | 52 min |
| Apr 28, 9:39 AM CDT | Flash Flood Warning | MEG | Benton, Decatur, Henderson | 4 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
Little Rock, AR (KBYH), launched 00:00Z, 6.7 hours before the alert went out and 76 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
- 2449 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 619 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 480 m²/s²
- 0-3 km storm-relative helicity
- 618 m²/s²
- Significant tornado parameter
- 8.8
- Supercell composite
- 40.3
The text
As transmitted, in the capitals the NWS used until 2016.
948 WWUS20 KWNS 280645 SEL6 SPC WW 280645 ARZ000-MOZ000-MSZ000-TNZ000-281300- URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 106 NWS STORM PREDICTION CENTER NORMAN OK 145 AM CDT MON APR 28 2014 THE NWS STORM PREDICTION CENTER HAS ISSUED A * TORNADO WATCH FOR PORTIONS OF NORTHEAST ARKANSAS MISSOURI BOOTHEEL NORTHWEST MISSISSIPPI WESTERN TENNESSEE * EFFECTIVE THIS MONDAY MORNING FROM 145 AM UNTIL 800 AM CDT. * PRIMARY THREATS INCLUDE... A FEW TORNADOES AND A COUPLE INTENSE TORNADOES POSSIBLE ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE ISOLATED LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTHWEST OF DYERSBURG TENNESSEE TO 35 MILES SOUTHWEST OF OXFORD MISSISSIPPI. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. && OTHER WATCH INFORMATION...CONTINUE...WW 102...WW 103...WW 104...WW 105... DISCUSSION...TSTMS ARE EXPECTED TO PERSIST THROUGH THE EARLY MORNING HOURS WITHIN A MODERATELY UNSTABLE AND STRONGLY SHEARED ENVIRONMENT. AS SUCH...ANY SUSTAINED STORMS WILL BE CAPABLE OF TORNADOES...DAMAGING WINDS AND HAIL. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 23035. ...MEAD
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 7:15 PM CDT | Mesoscale Discussion | SPC | Faulkner | 30 min |
| Apr 27, 7:29 PM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Cross, Greene, Mississippi and 1 more | 91 min |
| Apr 27, 7:53 PM CDT | Tornado Watch | SPC | Clay, Craighead, Crittenden, Cross, Greene, Lawrence and 4 more | 6 hr |
| Apr 27, 8:09 PM CDT | Mesoscale Discussion | SPC | Columbia, Lafayette, Miller, Union | 66 min |
| Apr 27, 8:43 PM CDT | Mesoscale Discussion | SPC | Clark, Clay, Cleburne, Cleveland, Conway, Craighead and 45 more | 62 min |
| Apr 27, 9:59 PM CDT | Mesoscale Discussion | SPC | Calhoun, Clark, Cleburne, Cleveland, Columbia, Conway and 36 more | 91 min |
| Apr 27, 10:33 PM CDT | Tornado Watch | SPC | Arkansas, Bradley, Calhoun, Clark, Cleveland, Conway and 27 more | 7 hr |
| Apr 27, 11:08 PM CDT | Tornado Watch | SPC | Columbia, Hempstead, Howard, Lafayette, Little River, Miller and 3 more | 6 hr |
| Apr 27, 11:21 PM CDT | Mesoscale Discussion | SPC | Arkansas, Baxter, Boone, Bradley, Calhoun, Carroll and 38 more | 84 min |
| Apr 27, 11:41 PM CDT | Mesoscale Discussion | SPC | Clay, Craighead, Crittenden, Cross, Greene, Mississippi and 2 more | 94 min |
| Apr 28, 2:50 AM CDT | Mesoscale Discussion | SPC | Arkansas, Ashley, Bradley, Calhoun, Chicot, Cleveland and 25 more | 115 min |
| Apr 28, 4:21 AM CDT | Mesoscale Discussion | SPC | Ashley, Bradley, Chicot, Columbia, Drew, Union | 54 min |
| Apr 28, 4:40 AM CDT | Tornado Watch | SPC | Ashley, Chicot, Union | 7 hr |
| Apr 28, 7:16 AM CDT | Mesoscale Discussion | SPC | Chicot | 89 min |
| Apr 28, 9:53 AM CDT | Mesoscale Discussion | SPC | Chicot | 97 min |
| Apr 27, 7:03 PM CDT | Mesoscale Discussion | SPC | Calhoun, Chickasaw, Clay, Grenada, Itawamba, Lafayette and 10 more | 87 min |
| Apr 28, 6:57 AM CDT | Mesoscale Discussion | SPC | Alcorn, Benton, Lafayette, Lee, Marshall, Pontotoc and 4 more | 2 hr |
| Apr 28, 12:05 PM CDT | Mesoscale Discussion | SPC | Adams, Alcorn, Attala, Benton, Calhoun, Carroll and 40 more | 115 min |
| Apr 28, 12:39 PM CDT | Tornado Watch | SPC | Adams, Alcorn, Attala, Benton, Calhoun, Carroll and 48 more | 8 hr |
| Apr 28, 2:09 PM CDT | Mesoscale Discussion | SPC | Alcorn, Attala, Calhoun, Carroll, Chickasaw, Choctaw and 32 more | 66 min |
| Apr 28, 3:49 PM CDT | Mesoscale Discussion | SPC | Choctaw, Clay, Itawamba, Leake, Lowndes, Monroe and 4 more | 86 min |
| Apr 28, 5:22 PM CDT | Mesoscale Discussion | SPC | Attala, Chickasaw, Choctaw, Clay, Hinds, Holmes and 18 more | 83 min |
| Apr 27, 8:40 PM CDT | Mesoscale Discussion | SPC | Barry, Barton, Bates, Benton, Camden, Carroll and 35 more | 65 min |
| Apr 28, 1:43 AM CDT | Mesoscale Discussion | SPC | Cape Girardeau, Franklin, Gasconade, Iron, Jefferson, Madison and 7 more | 92 min |
| Apr 28, 12:54 PM CDT | Mesoscale Discussion | SPC | Audrain, Callaway, Clark, Crawford, Franklin, Gasconade and 19 more | 2 hr |
| Apr 28, 1:11 PM CDT | Tornado Watch | SPC | Audrain, Callaway, Clark, Crawford, Franklin, Gasconade and 16 more | 7 hr |
| Apr 28, 3:13 PM CDT | Mesoscale Discussion | SPC | Bollinger, Cape Girardeau, Mississippi, New Madrid, Perry, Scott and 1 more | 2 hr |
| Apr 28, 3:38 PM CDT | Mesoscale Discussion | SPC | Clark, Jefferson, Lincoln, Pike, Saint Charles, Saint Louis and 1 more | 2 hr |
| Apr 28, 4:30 AM CDT | Mesoscale Discussion | SPC | Clay, Macon, Montgomery, Robertson, Sumner | 90 min |
| Apr 28, 12:50 PM CDT | Mesoscale Discussion | SPC | Anderson, Bedford, Bledsoe, Bradley, Campbell, Cannon and 33 more | 55 min |
| Apr 28, 1:33 PM CDT | Tornado Watch | SPC | Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 27 more | 5 hr |
| Apr 28, 3:12 PM CDT | Mesoscale Discussion | SPC | Blount, Carter, Claiborne, Cocke, Grainger, Greene and 13 more | 63 min |
| Apr 28, 5:37 PM CDT | Tornado Watch | SPC | Anderson, Bledsoe, Blount, Bradley, Campbell, Claiborne and 25 more | 6 hr |
Nearby
Tornado Watches in Mississippi, 2014Tornado Watches in Tennessee, 2014Tornado Watches in Arkansas, 2014Every tornado watch in 2014
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.