Alert archive / Tennessee / Tornado Warnings in 2011

Tornado Warning 89, NWS Nashville, TN

May 2, 2011Lewis County, Wayne County, Tennessee

NWS Nashville, TN issued this tornado warning at May 2, 2011, 4:42 PM CDT for Lewis County, Wayne County, Tennessee. It was in force for 33 min. 3 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 2, 2011, 4:42 PM CDT (21:42 UTC)
Expired
May 2, 2011, 5:15 PM CDT
In force
33 min
Issued by
NWS Nashville, TN
Area
Storm-based polygon

Counties Lewis County, TN, Wayne County, TN

The radar

The Nashville radar (KOHX), 149 km from the middle of the area, began a volume at 21:44 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 was reported inside it

TimeReportWhereRemark
May 2, 4:56 PM CDTHAIL 11 Ne Waynesboro, TNQUARTER SIZED HAIL REPORTED NEAR WAYNESBORO FIRE DEPARTMENT. WINDS ESTIMATED AT 60 MPH.
May 2, 5:00 PM CDTTSTM WND DMGWaynesboro, TNTREES WERE REPORTED DOWNED ON HURRICANE CREEK ROAD AND PINE RIDGE ROAD.
May 2, 5:05 PM CDTTSTM WND DMGWaynesboro, TNTREES WERE REPORTED DOWNED ON OLD HIGHWAY 64 BY THE WAYNE COUNTY SHERIFFS DEPARTMENT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.7 hours before the alert went out and 138 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-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2011-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 508 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2011-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
508 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
594 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
74 m²/s²
Significant tornado parameter
0.2
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

746 
WFUS54 KOHX 022142
TOROHX
TNC101-181-022215-
/O.NEW.KOHX.TO.W.0089.110502T2142Z-110502T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
442 PM CDT MON MAY 2 2011

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN LEWIS COUNTY IN MIDDLE TENNESSEE...
  WAYNE COUNTY IN MIDDLE TENNESSEE...

* UNTIL 515 PM CDT

* AT 442 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 9 MILES NORTHWEST OF COLLINWOOD...OR 9 MILES
  SOUTHWEST OF WAYNESBORO...AND MOVING NORTHEAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WAYNESBORO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3520 8799 3525 8800 3551 8776 3550 8771
      3551 8771 3552 8768 3545 8753 3512 8785
TIME...MOT...LOC 2142Z 215DEG 26KT 3525 8787

$$
31
1 follow-up statement
468 
WWUS54 KOHX 022206
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
506 PM CDT MON MAY 2 2011

TNC101-181-022215-
/O.CON.KOHX.TO.W.0089.000000T0000Z-110502T2215Z/
LEWIS TN-WAYNE TN-
506 PM CDT MON MAY 2 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN WAYNE AND
SOUTHWESTERN LEWIS COUNTIES UNTIL 515 PM CDT...

AT 506 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR WAYNESBORO...MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF EASTERN WAYNE AND SOUTHWESTERN LEWIS
  COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3520 8778 3535 8781 3548 8765 3545 8753
TIME...MOT...LOC 2206Z 257DEG 34KT 3532 8765

$$
31

The office that day

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

IssuedProductOfficeCountiesLasted
May 1, 9:01 PM CDTRiver Flood AdvisoryOHXHickman7 hr
May 2, 3:54 PM CDTSevere Thunderstorm WarningOHXPerry, Wayne36 min
May 2, 4:22 PM CDTTornado WarningOHXWayne23 min
May 2, 4:34 PM CDTSevere Thunderstorm WarningOHXHickman, Lewis, Perry, Wayne26 min
May 2, 4:58 PM CDTSevere Thunderstorm WarningOHXHickman, Lewis, Maury, Perry32 min
May 2, 5:02 PM CDTTornado WarningOHXLawrence, Wayne28 min
May 2, 5:30 PM CDTTornado WarningOHXLawrence, Lewis, Maury30 min
May 2, 5:48 PM CDTTornado WarningOHXMaury, Williamson27 min
May 2, 6:00 PM CDTTornado WarningOHXMaury9 min
May 2, 6:11 PM CDTTornado WarningOHXMaury34 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.