Alert archive / Mississippi / Tornado Warnings in 2011
Tornado Warning 49, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Apr 25, 2011, 12:30 PM CDT for Fayette County, Shelby County, Tennessee; Benton County, DeSoto County, Marshall County, Mississippi. It was in force for 45 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 25, 2011, 12:30 PM CDT (17:30 UTC)
- Expired
- Apr 25, 2011, 1:15 PM CDT
- In force
- 45 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
Counties Benton County, MS, DeSoto County, MS, Marshall County, MS, Fayette County, TN, Shelby County, TN
The radar
The Memphis radar (KNQA), 46 km from the middle of the area, began a volume at 17:30 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 25, 12:40 PM CDT | TORNADO | Collierville, TN | TORNADO REPORTED TO EMA BY LAW ENFOREMENT |
| Apr 25, 12:46 PM CDT | FUNNEL CLOUD | 1 N Collierville, TN | WINDS ESTIMATED AT 55 MPH. LOW LYING FUNNEL CLOUD AT HOUSTON LEVEE AND WOLF RIVER. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
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 25, 9:17 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 5.5 hours before the alert went out and 46 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
- 11 J/kg
- Mixed-layer CIN
- -189 J/kg
- Mixed-layer LCL
- 729 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 210 m²/s²
- 0-3 km storm-relative helicity
- 321 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.8
The text
As transmitted, in the capitals the NWS used until 2016.
647 WFUS54 KMEG 251730 TORMEG MSC009-033-093-TNC047-157-251815- /O.NEW.KMEG.TO.W.0049.110425T1730Z-110425T1815Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MEMPHIS TN 1230 PM CDT MON APR 25 2011 THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A * TORNADO WARNING FOR... NORTHWESTERN BENTON COUNTY IN NORTHEAST MISSISSIPPI... NORTHEASTERN DESOTO COUNTY IN NORTHWEST MISSISSIPPI... NORTHWESTERN MARSHALL COUNTY IN NORTHWEST MISSISSIPPI... SOUTHERN FAYETTE COUNTY IN SOUTHWEST TENNESSEE... SOUTHEASTERN SHELBY COUNTY IN SOUTHWEST TENNESSEE... * UNTIL 115 PM CDT * AT 1231 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM PRODUCING A TORNADO NEAR SOUTHEAST MEMPHIS...OR NEAR SOUTHAVEN...MOVING EAST AT 40 MPH. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO COLLIERVILLE AND GERMANTOWN. PRECAUTIONARY/PREPAREDNESS ACTIONS... .IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. .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. && LAT...LON 3498 8919 3496 8999 3511 9001 3520 8922 TIME...MOT...LOC 1731Z 264DEG 35KT 3503 8988 $$
2 follow-up statements
581 WWUS54 KMEG 251750 SVSMEG SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 1250 PM CDT MON APR 25 2011 MSC009-033-093-TNC047-157-251815- /O.CON.KMEG.TO.W.0049.000000T0000Z-110425T1815Z/ DESOTO MS-BENTON MS-MARSHALL MS-FAYETTE TN-SHELBY TN- 1250 PM CDT MON APR 25 2011 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 115 PM CDT FOR SOUTHEASTERN SHELBY...SOUTHERN FAYETTE...NORTHWESTERN MARSHALL... NORTHWESTERN BENTON AND NORTHEASTERN DESOTO COUNTIES... AT 1248 PM CDT...THE PUBLIC REPORTED A TORNADO. THIS TORNADO WAS LOCATED NEAR BAILEY...OR NEAR COLLIERVILLE...MOVING EAST AT 40 MPH. AT 1240 PM A TORNADO WAS REPORTED BY LAW ENFORECMENT AT HACKS CROSS ROAD AND HIGHWAY 385. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO COLLIERVILLE...GERMANTOWN...LA GRANGE...MOSCOW...PIPERTON... ROSSVILLE...WILLISTON...BAILEY...CAPLEVILLE...PARKWAY VILLAGE...WHITE STATION...PATTERSONVILLE...FORTY FIVE AND HAYS CROSSING. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. && LAT...LON 3498 8919 3496 8999 3511 9001 3520 8922 TIME...MOT...LOC 1748Z 261DEG 34KT 3506 8970 $$
194 WWUS54 KMEG 251810 SVSMEG SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 110 PM CDT MON APR 25 2011 MSC009-033-093-TNC047-157-251815- /O.CON.KMEG.TO.W.0049.000000T0000Z-110425T1815Z/ DESOTO MS-BENTON MS-MARSHALL MS-FAYETTE TN-SHELBY TN- 110 PM CDT MON APR 25 2011 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 115 PM CDT FOR SOUTHEASTERN SHELBY...SOUTHERN FAYETTE...NORTHWESTERN MARSHALL... NORTHWESTERN BENTON AND NORTHEASTERN DESOTO COUNTIES... AT 110 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR MACON...OR 13 MILES NORTHEAST OF COLLIERVILLE...MOVING EAST AT 40 MPH. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO COLLIERVILLE...GERMANTOWN...LA GRANGE...MOSCOW...PIPERTON... ROSSVILLE...WILLISTON...BAILEY...CAPLEVILLE...PARKWAY VILLAGE...WHITE STATION...PATTERSONVILLE...FORTY FIVE AND HAYS CROSSING. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. 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. && LAT...LON 3498 8919 3496 8999 3511 9001 3520 8922 TIME...MOT...LOC 1810Z 248DEG 33KT 3516 8948 $$
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 25, 10:47 AM CDT | Special Weather Statement | MEG | Crockett, Dyer, Gibson, Lauderdale | 43 min |
| Apr 25, 11:41 AM CDT | Special Weather Statement | MEG | Shelby | 49 min |
| Apr 25, 12:06 PM CDT | Special Weather Statement | MEG | Shelby | 54 min |
| Apr 25, 12:09 PM CDT | Special Weather Statement | MEG | Dyer, Haywood, Lake, Lauderdale, Tipton | 66 min |
| Apr 25, 12:13 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Shelby | 47 min |
| Apr 25, 12:24 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Haywood, Shelby, Tipton | 51 min |
| Apr 25, 12:56 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Hardeman, Shelby | 49 min |
| Apr 25, 12:59 PM CDT | Tornado Warning | MEG | Fayette, Hardeman, Haywood, Madison, Shelby | 46 min |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Obion, Weakley | 3 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Dyer, Gibson, Obion | 17 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Dyer | 19 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Madison | 10 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Crockett, Dyer, Lauderdale | 18 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Shelby | 5 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Fayette, Shelby | 4 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Dyer | 18 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Hardeman | 8 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Lauderdale, Tipton | 45 hr |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Fayette, Shelby | 4 days |
| Apr 25, 1:34 PM CDT | Severe Thunderstorm Warning | MEG | Carroll, Chester, Crockett, Dyer, Gibson, Hardeman and 3 more | 41 min |
| Apr 25, 1:41 PM CDT | Tornado Warning | MEG | Carroll, Crockett, Gibson, Haywood, Madison, Weakley | 49 min |
| Apr 25, 1:44 PM CDT | River Flood Advisory | MEG | Hardin | 15 days |
| Apr 25, 1:44 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Fayette, Hardeman, Haywood, McNairy, Madison | 46 min |
| Apr 25, 2:11 PM CDT | Severe Thunderstorm Warning | MEG | Carroll, Chester, Decatur, Gibson, Hardeman, Hardin and 5 more | 49 min |
| Apr 25, 2:36 PM CDT | Severe Thunderstorm Warning | MEG | Carroll, Henry, Weakley | 39 min |
| Apr 25, 2:47 PM CDT | Tornado Warning | MEG | Carroll, Henry, Weakley | 43 min |
| Apr 25, 10:39 AM CDT | Special Weather Statement | MEG | Coahoma | 51 min |
| Apr 25, 11:37 AM CDT | Special Weather Statement | MEG | Coahoma, Tunica | 38 min |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Tate, Tunica | 6 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Tallahatchie | 9 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Tallahatchie | 9 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Lafayette, Marshall, Union | 4 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Lee | 67 hr |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Monroe | 7 days |
| Apr 25, 1:27 PM CDT | River Flood Warning | MEG | Monroe | 6 days |
Nearby
Tornado Warnings in Mississippi, 2011Tornado 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.