Alert archive / Tennessee / Tornado Warnings in 2011
Tornado Warning 41, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Apr 19, 2011, 11:33 PM CDT for 4 counties in Tennessee. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 19, 2011, 11:33 PM CDT (04:33 UTC)
- Expired
- Apr 20, 2011, 12:00 AM CDT
- In force
- 27 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
Counties Chester County, TN, Fayette County, TN, Hardeman County, TN, McNairy County, TN
The radar
The Memphis radar (KNQA), 90 km from the middle of the area, began a volume at 04:33 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 19, 10:14 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 4.6 hours before the alert went out and 110 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
- 1605 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 2015 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 173 m²/s²
- 0-3 km storm-relative helicity
- 208 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 10.6
The text
As transmitted, in the capitals the NWS used until 2016.
807 WFUS54 KMEG 200433 TORMEG TNC023-047-069-109-200500- /O.NEW.KMEG.TO.W.0041.110420T0433Z-110420T0500Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MEMPHIS TN 1133 PM CDT TUE APR 19 2011 THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A * TORNADO WARNING FOR... SOUTHWESTERN CHESTER COUNTY IN SOUTHWEST TENNESSEE... EAST CENTRAL FAYETTE COUNTY IN SOUTHWEST TENNESSEE... CENTRAL HARDEMAN COUNTY IN SOUTHWEST TENNESSEE... NORTHWESTERN MCNAIRY COUNTY IN SOUTHWEST TENNESSEE... * UNTIL MIDNIGHT CDT * AT 1133 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM PRODUCING A TORNADO 10 MILES SOUTHWEST OF WHITEVILLE...OR 15 MILES WEST OF BOLIVAR...MOVING EAST AT 65 MPH. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BOLIVAR... SELMER...CHICKASAW STATE PARK...CHICKASAW STATE FOREST AND T O FULLER STATE PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... .IN ADDITION TO THE TORNADO...THIS STORM WILL PRODUCE QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. .THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. .TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW. && LAT...LON 3545 8865 3517 8858 3512 8926 3530 8930 TIME...MOT...LOC 0433Z 259DEG 56KT 3523 8916 $$
3 follow-up statements
945 WWUS54 KMEG 200440 SVSMEG SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 1140 PM CDT TUE APR 19 2011 TNC047-200450- /O.CAN.KMEG.TO.W.0041.000000T0000Z-110420T0500Z/ FAYETTE TN- 1140 PM CDT TUE APR 19 2011 ...THE TORNADO WARNING FOR EAST CENTRAL FAYETTE COUNTY IS CANCELLED... AT 1140 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY. THEREFORE...THE TORNADO WARNING IS CANCELLED. .A TORNADO WATCH ALSO REMAINS IN EFFECT FOR THE ALERT AREA. LAT...LON 3516 8916 3532 8917 3545 8865 3517 8858 TIME...MOT...LOC 0440Z 259DEG 56KT 3525 8903 $$ TNC023-069-109-200500- /O.CON.KMEG.TO.W.0041.000000T0000Z-110420T0500Z/ CHESTER TN-HARDEMAN TN-MCNAIRY TN- 1140 PM CDT TUE APR 19 2011 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR NORTHWESTERN MCNAIRY...CENTRAL HARDEMAN AND SOUTHWESTERN CHESTER COUNTIES... AT 1140 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR MIDDLEBURG...OR NEAR BOLIVAR...MOVING EAST AT 65 MPH. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BETHEL SPRINGS...BOLIVAR...HORNSBY...MCNAIRY...SELMER...TOONE...ROSE CREEK...MONTEZUMA...HICKORY CORNERS...ROBERTSON...WOODVILLE... SHANDY...PINE TOP AND MIDDLEBURG. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. .TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW. .A TORNADO WATCH ALSO REMAINS IN EFFECT FOR THE ALERT AREA. && LAT...LON 3516 8916 3532 8917 3545 8865 3517 8858 TIME...MOT...LOC 0440Z 259DEG 56KT 3525 8903 $$
936 WWUS54 KMEG 200456 SVSMEG SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 1156 PM CDT TUE APR 19 2011 TNC023-069-109-200500- /O.CON.KMEG.TO.W.0041.000000T0000Z-110420T0500Z/ CHESTER TN-HARDEMAN TN-MCNAIRY TN- 1156 PM CDT TUE APR 19 2011 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR WEST CENTRAL MCNAIRY...EAST CENTRAL HARDEMAN AND EXTREME SOUTHWESTERN CHESTER COUNTIES... AT 1156 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR HORNSBY...OR 6 MILES SOUTHWEST OF T O FULLER STATE PARK...MOVING EAST AT 65 MPH. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HORNSBY... SELMER...ROSE CREEK...ROBERTSON...WOODVILLE AND HEBRON. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. .TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW. .A TORNADO WATCH ALSO REMAINS IN EFFECT FOR THE ALERT AREA. && LAT...LON 3525 8898 3527 8863 3517 8858 3516 8900 TIME...MOT...LOC 0456Z 259DEG 56KT 3530 8873 $$
114 WWUS54 KMEG 200505 SVSMEG SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 1205 AM CDT WED APR 20 2011 TNC023-069-109-200515- /O.EXP.KMEG.TO.W.0041.000000T0000Z-110420T0500Z/ CHESTER TN-HARDEMAN TN-MCNAIRY TN- 1205 AM CDT WED APR 20 2011 ...THE TORNADO WARNING FOR WEST CENTRAL MCNAIRY...EAST CENTRAL HARDEMAN AND EXTREME SOUTHWESTERN CHESTER COUNTIES HAS EXPIRED... AT 1205 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE WEAKENED...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY. THEREFORE...THE TORNADO WARNING WILL BE ALLOWED TO EXPIRE. LAT...LON 3525 8898 3527 8863 3517 8858 3516 8900 TIME...MOT...LOC 0456Z 259DEG 56KT 3530 8873 $$
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 9:13 PM CDT | Severe Thunderstorm Warning | MEG | Dyer, Lake | 47 min |
| Apr 19, 9:52 PM CDT | Severe Thunderstorm Warning | MEG | Dyer, Lake | 53 min |
| Apr 19, 10:21 PM CDT | Flash Flood Warning | MEG | Lake | 3 hr |
| Apr 19, 10:22 PM CDT | Severe Thunderstorm Warning | MEG | Shelby | 38 min |
| Apr 19, 10:24 PM CDT | Severe Thunderstorm Warning | MEG | Dyer, Lake, Obion, Weakley | 66 min |
| Apr 19, 10:27 PM CDT | Severe Thunderstorm Warning | MEG | Dyer, Haywood, Lauderdale, Obion, Tipton | 63 min |
| Apr 19, 10:42 PM CDT | Tornado Warning | MEG | Lauderdale, Tipton | 34 min |
| Apr 19, 10:52 PM CDT | Tornado Warning | MEG | Dyer, Lake, Obion | 23 min |
| Apr 19, 10:54 PM CDT | Tornado Warning | MEG | Dyer, Haywood, Lauderdale | 31 min |
| Apr 19, 10:55 PM CDT | Tornado Warning | MEG | Fayette, Shelby | 29 min |
| Apr 19, 10:59 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Shelby, Tipton | 46 min |
| Apr 19, 11:00 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Dyer, Gibson, Haywood, Lauderdale, Madison and 3 more | 60 min |
| Apr 19, 11:06 PM CDT | Tornado Warning | MEG | Fayette, Hardeman, Haywood, Lauderdale, Madison, Shelby and 1 more | 39 min |
| Apr 19, 11:21 PM CDT | Severe Thunderstorm Warning | MEG | Dyer, Gibson, Henry, Lake, Obion, Weakley | 39 min |
| Apr 19, 11:22 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Fayette, Hardeman, Haywood, McNairy, Madison | 38 min |
| Apr 19, 11:35 PM CDT | Severe Thunderstorm Warning | MEG | Carroll, Chester, Decatur, Gibson, Henderson, Henry and 2 more | 55 min |
| Apr 19, 11:45 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Fayette, Hardeman, Hardin, McNairy | 45 min |
| Apr 19, 11:53 PM CDT | Tornado Warning | MEG | Henry, Weakley | 37 min |
| Apr 20, 12:17 AM CDT | Severe Thunderstorm Warning | MEG | Shelby, Tipton | 43 min |
| Apr 20, 12:26 AM CDT | Severe Thunderstorm Warning | MEG | Chester, Decatur, Hardeman, Hardin, Henderson, McNairy | 64 min |
| Apr 20, 12:29 AM CDT | Severe Thunderstorm Warning | MEG | Tipton | 46 min |
| Apr 20, 12:32 AM CDT | Severe Thunderstorm Warning | MEG | Chester, Fayette, Hardeman, McNairy | 43 min |
| Apr 20, 12:52 AM CDT | Severe Thunderstorm Warning | MEG | Tipton | 38 min |
| Apr 20, 1:07 AM CDT | Flash Flood Warning | MEG | Lauderdale, Tipton | 3 hr |
| Apr 20, 1:12 AM CDT | Flash Flood Warning | MEG | Chester, Decatur, Fayette, Hardeman, Hardin, Henderson and 2 more | 3 hr |
| Apr 20, 1:23 AM CDT | Severe Thunderstorm Warning | MEG | Tipton | 36 min |
| Apr 20, 1:26 AM CDT | Severe Thunderstorm Warning | MEG | Chester, Decatur, Hardin, Henderson, McNairy | 49 min |
| Apr 20, 1:45 AM CDT | Severe Thunderstorm Warning | MEG | Crockett, Fayette, Haywood, Lauderdale, Shelby, Tipton | 45 min |
| Apr 20, 2:22 AM CDT | Severe Thunderstorm Warning | MEG | Fayette, Hardeman, Haywood, Shelby, Tipton | 38 min |
| Apr 20, 2:45 AM CDT | Severe Thunderstorm Warning | MEG | Chester, Hardeman, Haywood, Henderson, McNairy, Madison | 45 min |
| Apr 20, 3:05 AM CDT | Severe Thunderstorm Warning | MEG | Chester, Decatur, Hardin, Henderson, McNairy | 55 min |
| Apr 20, 3:18 AM CDT | Flash Flood Watch | MEG | Fayette, Hardeman, Hardin, McNairy, Shelby | 30 hr |
| Apr 20, 3:34 PM CDT | Special Weather Statement | MEG | Tipton | 26 min |
| Apr 20, 4:54 PM CDT | Severe Thunderstorm Warning | MEG | Hardin, McNairy | 36 min |
| Apr 20, 5:48 PM CDT | Severe Thunderstorm Warning | MEG | Hardeman, McNairy | 42 min |
Nearby
Tornado Warnings in Tennessee, 2011Every tornado warning in 2011Tornadoes in 2011
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.