Alert archive / Tennessee / Tornado Warnings in 2011

Tornado Warning 95, NWS Nashville, TN

May 23, 2011Montgomery County, Stewart County, Tennessee

NWS Nashville, TN issued this tornado warning at May 23, 2011, 6:50 PM CDT for Montgomery County, Stewart County, Tennessee. It was in force for 25 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 23, 2011, 6:50 PM CDT (23:50 UTC)
Expired
May 23, 2011, 7:15 PM CDT
In force
25 min
Issued by
NWS Nashville, TN
Area
Storm-based polygon

Counties Montgomery County, TN, Stewart County, TN

What was reported inside it

TimeReportWhereRemark
May 23, 6:56 PM CDTTORNADO7 Ne Dover, TN*** 2 INJ *** A NATIONAL WEATHER SERVICE SURVEY TEAM HAS CONFIRMED THAT THE DAMAGE THAT OCCURRED IN THE BIG ROCK AREA IN NORTHEAST STEWART COUNTY YESTERDAY EVENING WAS CAUSED BY A TORNADO. WITH MAX WINDS OF 120 MPH THIS CLASSIFIES AS AN EF2 TORNADO AND TRAVELE
May 23, 7:00 PM CDTTSTM WND DMG5 Ne Dover, TNSHERIFFS RELAYS PUBLIC REPORT OF POSSIBLE TORNADO DAMAGE IN THE TOWN OF BIG ROCK ON CHERRY HOLLOW RD. ROOF BLOWN OFF HOUSE...TRAILER LIFTED OFF GROUND.
May 23, 7:08 PM CDTTSTM WND DMG5 Ne Dover, TNSHERIFFS OFFICE RPTS TREE DOWN ON HOUSE ON EARL COPPAGE ROAD IN THE TOWN OF BIG ROCK.

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.

IssuedProductOfficeLasted
May 23, 4:57 PM CDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 11.8 hours before the alert went out and 112 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 2011-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 11 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 2011-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -255 square meters per square second.1939587897Sfc1 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
11 J/kg
Mixed-layer CIN
-260 J/kg
Mixed-layer LCL
946 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
-255 m²/s²
0-3 km storm-relative helicity
-136 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

212 
WFUS54 KOHX 232350
TOROHX
TNC125-161-240015-
/O.NEW.KOHX.TO.W.0095.110523T2350Z-110524T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
650 PM CDT MON MAY 23 2011

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN MONTGOMERY COUNTY IN MIDDLE TENNESSEE...
  NORTHEASTERN STEWART COUNTY IN MIDDLE TENNESSEE...

* UNTIL 715 PM CDT

* AT 645 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR DOVER...AND MOVING NORTHEAST AT 65 MPH.

* THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF NORTHEASTERN
  STEWART AND NORTHWESTERN MONTGOMERY COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR
THE TORNADO. TAKE COVER NOW.

&&

LAT...LON 3644 8785 3660 8794 3665 8781 3665 8723
TIME...MOT...LOC 2350Z 245DEG 55KT 3655 8780

$$

ROSE
2 follow-up statements
857 
WWUS54 KOHX 240009
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
709 PM CDT MON MAY 23 2011

TNC161-240017-
/O.CAN.KOHX.TO.W.0095.000000T0000Z-110524T0015Z/
STEWART TN-
709 PM CDT MON MAY 23 2011

...THE TORNADO WARNING FOR NORTHEASTERN STEWART COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED NORTHEAST AND OUT 
OF THE COUNTY.

LAT...LON 3665 8723 3653 8762 3663 8764 3665 8764
TIME...MOT...LOC 0007Z 245DEG 55KT 3665 8756

$$

TNC125-240015-
/O.CON.KOHX.TO.W.0095.000000T0000Z-110524T0015Z/
MONTGOMERY TN-
709 PM CDT MON MAY 23 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN MONTGOMERY
COUNTY UNTIL 715 PM CDT...

AT 705 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS 
STORM WAS LOCATED 9 MILES SOUTH SOUTHWEST OF FORT CAMPBELL...MOVING 
NORTHEAST AT 65 MPH.

THE STEWART COUNTY SHERIFF REPORTED AT 7 PM THAT IN BIG ROCK...A 
ROOF WAS BLOWN OFF A HOUSE AND A TRAILER WAS LIFTED OFF THE GROUND. 

THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF NORTHWESTERN
MONTGOMERY COUNTY.

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 3665 8723 3653 8762 3663 8764 3665 8764
TIME...MOT...LOC 0007Z 245DEG 55KT 3665 8756

$$
STEIGERWALDT
105 
WWUS54 KOHX 240009 RRA
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
709 PM CDT MON MAY 23 2011

TNC125-161-240019-
/O.EXP.KOHX.TO.W.0095.000000T0000Z-110524T0015Z/
MONTGOMERY TN-STEWART TN-
709 PM CDT MON MAY 23 2011

...THE TORNADO WARNING FOR NORTHEASTERN STEWART AND NORTHWESTERN
MONTGOMERY COUNTIES WILL EXPIRE AT 715 PM CDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

LAT...LON 3644 8785 3660 8794 3665 8781 3665 8723
TIME...MOT...LOC 0009Z 245DEG 55KT 3667 8747

$$

ROSE

The office that day

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

IssuedProductOfficeCountiesLasted
May 23, 6:37 PM CDTSevere Thunderstorm WarningOHXMontgomery, Stewart23 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.