Alert archive / Tennessee / Tornado Warnings in 2011

Tornado Warning 24, NWS Huntsville, AL

April 4, 2011Franklin County, Lincoln County, Moore County, Tennessee

NWS Huntsville, AL issued this tornado warning at Apr 4, 2011, 3:03 PM CDT for Franklin County, Lincoln County, Moore County, Tennessee. It was in force for 27 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
Apr 4, 2011, 3:03 PM CDT (20:03 UTC)
Expired
Apr 4, 2011, 3:30 PM CDT
In force
27 min
Issued by
NWS Huntsville, AL
Area
Storm-based polygon

Counties Franklin County, TN, Lincoln County, TN, Moore County, TN

The radar

The Northeast Alabama radar (KHTX), 52 km from the middle of the area, began a volume at 20:03 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
Apr 4, 3:10 PM CDTTSTM WND DMGBoonshill, TNCAMPER TRAILOR OVERTURNED AND DESTROYED ALONG HIGHWAY 64 MILE MARKER 8 NEAR BOONSHILL. TIME ESTIMATED FROM RADAR.
Apr 4, 3:15 PM CDTTSTM WND DMGS Fayetteville, TNTREES BLOWN DOWN ON PROSPECT ROAD AT HUNTSVILLE HWY SOUTH OF FAYETTEVILLE.
Apr 4, 3:17 PM CDTTSTM WND DMGLynchburg, TNNUMEROUS TREES BLOWN DOWN ACROSS THE COUNTY.

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
Apr 4, 1:03 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 8.1 hours before the alert went out and 93 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 2011-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 68 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 2011-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 370 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
68 J/kg
Mixed-layer CIN
-640 J/kg
Mixed-layer LCL
855 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
370 m²/s²
0-3 km storm-relative helicity
507 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.

596 
WFUS54 KHUN 042003
TORHUN
TNC051-103-127-042030-
/O.NEW.KHUN.TO.W.0024.110404T2003Z-110404T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HUNTSVILLE AL
303 PM CDT MON APR 4 2011

THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN FRANKLIN COUNTY IN TENNESSEE...
  NORTHERN LINCOLN COUNTY IN TENNESSEE...
  MOORE COUNTY IN TENNESSEE...

* UNTIL 330 PM CDT

* AT 303 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR MCBURG...OR
  ABOUT 10 MILES EAST OF PULASKI...MOVING EAST AT 60 MPH.

* LOCATIONS NEAR THE PATH OF THIS TORNADO INCLUDE...
  HOWELL.
  MULBERRY.
  LOIS.
  MARBLE HILL.
  TIMS FORD LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM CDT MONDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.

&&

LAT...LON 3537 8626 3535 8620 3537 8616 3536 8605
      3517 8600 3508 8683 3526 8683 3528 8681
      3527 8674 3531 8670 3535 8646 3534 8642
      3536 8640 3538 8627 3537 8626 3539 8625
TIME...MOT...LOC 2003Z 262DEG 58KT 3518 8676

$$

JLL
1 follow-up statement
585 
WWUS54 KHUN 042016
SVSHUN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
316 PM CDT MON APR 4 2011

TNC051-103-127-042030-
/O.CON.KHUN.TO.W.0024.000000T0000Z-110404T2030Z/
MOORE TN-LINCOLN TN-FRANKLIN TN-
316 PM CDT MON APR 4 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CDT FOR
NORTHWESTERN FRANKLIN...NORTHERN LINCOLN AND MOORE COUNTIES...

AT 316 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION.  THIS STORM WAS LOCATED
NEAR HOWELL...OR ABOUT NEAR FAYETTEVILLE...MOVING EAST AT 60 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
KELSO...MULBERRY...BOONEVILLE...LOIS...LYNCHBURG...HURDLOW...MARBLE
HILL...HARMONY...WOODS RESERVOIR...TIMS FORD LAKE...OAK GROVE...
WINCHESTER...ESTILL SPRINGS AND DECHERD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM CDT MONDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.

&&

LAT...LON 3537 8626 3535 8620 3537 8616 3536 8605
      3517 8600 3508 8683 3526 8683 3528 8681
      3527 8674 3531 8670 3535 8646 3534 8642
      3536 8640 3538 8627 3537 8626 3539 8625
TIME...MOT...LOC 2016Z 262DEG 58KT 3521 8651

$$

The office that day

Everything else NWS Huntsville, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 4, 1:41 PM CDTSpecial Weather StatementHUNLincoln34 min
Apr 4, 2:18 PM CDTSpecial Weather StatementHUNLincoln, Moore27 min
Apr 4, 3:21 PM CDTSevere Thunderstorm WarningHUNFranklin, Lincoln, Moore39 min
Apr 4, 3:29 PM CDTTornado WarningHUNFranklin, Lincoln, Moore31 min
Apr 4, 3:55 PM CDTSevere Thunderstorm WarningHUNFranklin, Lincoln35 min
Apr 4, 4:27 PM CDTSevere Thunderstorm WarningHUNFranklin33 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.