Alert archive / Tennessee / Tornado Warnings in 2011

Tornado Warning 164, NWS Memphis, TN

May 25, 2011Fayette County, Shelby County, Tipton County, Tennessee

NWS Memphis, TN issued this tornado warning at May 25, 2011, 7:10 PM CDT for Fayette County, Shelby County, Tipton County, Tennessee. It was in force for 50 min. 4 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: May 25, 2011, 7:10 PM CDT (00:10 UTC)
Expired: May 25, 2011, 8:00 PM CDT
In force: 50 min
Issued by: NWS Memphis, TN
Area: Storm-based polygon

Counties Fayette County, TN, Shelby County, TN, Tipton County, TN

The radar

The Memphis radar (KNQA), 14 km from the middle of the area, began a volume at 00:10 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
May 25, 7:19 PM CDT	TSTM WND DMG	Bartlett, TN	TREES AND POWERLINES DOWN AT SUMMER AND RALEIGH LAGRANGE ROAD.
May 25, 7:36 PM CDT	HAIL 1	5 N Arlington, TN	QUARTER SIZED HAIL NEAR MACEDONIA RD.
May 25, 7:47 PM CDT	TORNADO	3 W Arlington, TN	POSSIBLE TORNADO ON GROUND
May 25, 7:50 PM CDT	HAIL 1	2 Nnw Lakeland, TN

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
May 25, 12:28 PM CDT	Tornado Watch PDS	SPC	8 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 0.2 hours before the alert went out and 51 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 2470 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 65 m²/s²
0-3 km storm-relative helicity: 163 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

660 
WFUS54 KMEG 260010
TORMEG
TNC047-157-167-260100-
/O.NEW.KMEG.TO.W.0164.110526T0010Z-110526T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
710 PM CDT WED MAY 25 2011

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN FAYETTE COUNTY IN SOUTHWEST TENNESSEE...
  NORTHERN SHELBY COUNTY IN SOUTHWEST TENNESSEE...
  SOUTHEASTERN TIPTON COUNTY IN SOUTHWEST TENNESSEE...

* UNTIL 800 PM CDT

* AT 710 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD   
  IN NORTHWEST SHELBY COUNTY...MOVING NORTHEAST AT 45 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BARTLETT...
  MILLINGTON AND CORDOVA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

.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 3544 8958 3520 8945 3514 8983 3512 9002
      3522 9006
TIME...MOT...LOC 0010Z 247DEG 39KT 3519 8996

$$

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 25, 7:08 PM CDT	Severe Thunderstorm Warning	MEG	Crockett, Dyer, Haywood, Lauderdale, Tipton	39 min
May 25, 7:09 PM CDT	Tornado Warning	MEG	Dyer, Lake, Obion, Weakley	51 min
May 25, 7:28 PM CDT	Severe Thunderstorm Warning	MEG	Fayette, Shelby	47 min
May 25, 7:29 PM CDT	Tornado Warning	MEG	Fayette, Haywood, Lauderdale, Shelby, Tipton	46 min
May 25, 7:58 PM CDT	Tornado Warning	MEG	Obion, Weakley	17 min
May 25, 8:05 PM CDT	Severe Thunderstorm Warning	MEG	Fayette, Hardeman, Shelby	40 min
May 25, 8:07 PM CDT	Severe Thunderstorm Warning	MEG	Fayette, Hardeman, Haywood, Tipton	53 min
May 25, 9:31 PM CDT	Tornado Warning	MEG	Chester, Decatur, Hardin, Henderson, McNairy	44 min
May 25, 9:41 PM CDT	Severe Thunderstorm Warning	MEG	Chester, Decatur, Henderson	49 min
May 25, 10:19 PM CDT	Severe Thunderstorm Warning	MEG	Hardin	41 min
May 25, 10:32 PM CDT	Tornado Warning	MEG	Hardin, McNairy	26 min

Nearby

Tornado Warnings in Tennessee, 2011 Every tornado warning in 2011 Tornadoes 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.