Alert archive / Tennessee / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 124, NWS Nashville, TN

April 26, 2012Benton County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Apr 26, 2012, 4:52 PM CDT for Benton County, Tennessee. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 26, 2012, 4:52 PM CDT (21:52 UTC)
Expired: Apr 26, 2012, 5:15 PM CDT
In force: 23 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon

County Benton County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.9 hours before the alert went out and 133 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: 824 J/kg
Mixed-layer CIN: -212 J/kg
Mixed-layer LCL: 986 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 317 m²/s²
0-3 km storm-relative helicity: 344 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 9.1

Open this sounding in Storm Lab

The text

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

456 
WUUS54 KOHX 262152
SVROHX
TNC005-262215-
/O.NEW.KOHX.SV.W.0124.120426T2152Z-120426T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
452 PM CDT THU APR 26 2012

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN BENTON COUNTY IN MIDDLE TENNESSEE...

* UNTIL 515 PM CDT

* AT 451 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A   
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN         
  EXCESS OF 60 MPH. THE STORM WAS NEAR CAMDEN...MOVING SOUTHEAST AT 
  20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  RURAL EASTERN BENTON COUNTY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE REPORT HAIL...STRONG WINDS OR WIND DAMAGE TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...1 8 7 7 6 3 3 6 7 7 2. DO NOT
STAY OUTDOORS IF YOU ARE IN THE PATH OF SEVERE THUNDERSTORMS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM THURSDAY
EVENING FOR CENTRAL TENNESSEE.

&&

LAT...LON 3623 8812 3612 8792 3599 8804 3613 8819
TIME...MOT...LOC 2151Z 310DEG 19KT 3610 8806

$$

FORECASTER: 31

1 follow-up statement

112 
WWUS54 KOHX 262211
SVSOHX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
511 PM CDT THU APR 26 2012

TNC005-262215-
/O.CON.KOHX.SV.W.0124.000000T0000Z-120426T2215Z/
BENTON TN-
511 PM CDT THU APR 26 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL
BENTON COUNTY UNTIL 515 PM CDT...

AT 511 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH.  THIS STORM WAS LOCATED NEAR NEW JOHNSONVILLE...OR 7 MILES
EAST OF CAMDEN...MOVING SOUTHEAST AT 20 MPH.

LAT...LON 3614 8796 3612 8792 3610 8794 3599 8804
      3602 8807
TIME...MOT...LOC 2211Z 310DEG 19KT 3603 8796

$$
31

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 26, 4:56 AM CDT	Severe Thunderstorm Warning	OHX	Clay, Fentress, Jackson, Macon, Overton, Pickett	34 min
Apr 26, 5:24 AM CDT	Severe Thunderstorm Warning	OHX	Clay, Cumberland, Fentress, Jackson, Macon, Overton and 6 more	51 min
Apr 26, 6:15 AM CDT	Severe Thunderstorm Warning	OHX	Cumberland, DeKalb, Putnam, Smith, Van Buren, White	45 min
Apr 26, 7:00 AM CDT	Severe Thunderstorm Warning	OHX	Cumberland, Van Buren, White	30 min
Apr 26, 3:40 PM CDT	Severe Thunderstorm Warning	OHX	Clay, Jackson, Macon, Sumner, Trousdale	65 min
Apr 26, 4:18 PM CDT	Severe Thunderstorm Warning	OHX	Robertson	42 min
Apr 26, 4:43 PM CDT	Severe Thunderstorm Warning	OHX	Jackson, Macon, Smith, Sumner, Trousdale	32 min
Apr 26, 4:47 PM CDT	Special Weather Statement	OHX	Benton	28 min
Apr 26, 5:00 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Robertson, Sumner	30 min
Apr 26, 5:14 PM CDT	Special Weather Statement	OHX	Humphreys	31 min
Apr 26, 5:30 PM CDT	Special Weather Statement	OHX	Smith	15 min
Apr 26, 5:33 PM CDT	Special Weather Statement	OHX	Pickett	27 min
Apr 26, 5:49 PM CDT	Special Weather Statement	OHX	Wilson	26 min
Apr 26, 5:52 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Sumner, Wilson	23 min
Apr 26, 6:15 PM CDT	Special Weather Statement	OHX	Dickson	30 min
Apr 26, 6:22 PM CDT	Severe Thunderstorm Warning	OHX	Wilson	23 min
Apr 26, 6:34 PM CDT	Special Weather Statement	OHX	Williamson	26 min
Apr 26, 6:41 PM CDT	Special Weather Statement	OHX	Dickson	34 min
Apr 26, 6:43 PM CDT	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Williamson	32 min
Apr 26, 6:45 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Robertson	30 min
Apr 26, 6:49 PM CDT	Severe Thunderstorm Warning	OHX	Williamson	26 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2012 Every severe thunderstorm warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.