Alert archive / Tennessee / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 337, NWS Nashville, TN
NWS Nashville, TN issued this severe thunderstorm warning at Aug 13, 2012, 10:00 AM CDT for Cheatham County, Davidson County, Robertson County, Tennessee. It was in force for 30 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
- Aug 13, 2012, 10:00 AM CDT (15:00 UTC)
- Expired
- Aug 13, 2012, 10:30 AM CDT
- In force
- 30 min
- Issued by
- NWS Nashville, TN
- Area
- Storm-based polygon
Counties Cheatham County, TN, Davidson County, TN, Robertson County, TN
The radar
The Nashville radar (KOHX), 23 km from the middle of the area, began a volume at 15:03 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.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 3.0 hours before the alert went out and 25 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1430 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
067
WUUS54 KOHX 131500
SVROHX
TNC021-037-147-131530-
/O.NEW.KOHX.SV.W.0337.120813T1500Z-120813T1530Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
1000 AM CDT MON AUG 13 2012
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
ROBERTSON COUNTY IN MIDDLE TENNESSEE...
NORTHERN CHEATHAM COUNTY IN MIDDLE TENNESSEE...
DAVIDSON COUNTY IN MIDDLE TENNESSEE...
* UNTIL 1030 AM CDT
* AT 958 AM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING ONE INCH DIAMETER
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE SEVERE
STORMS EXTENDED FROM ADAMS TO ASHLAND CITY...AND WERE MOVING EAST
AT 40 MPH.
* LOCATIONS IMPACTED INCLUDE...
SPRINGFIELD...
GREENBRIER...
RIDGETOP...
LAKEWOOD...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS CONTAIN DAMAGING WINDS 58 MPH OR STRONGER...OR
HAIL ONE INCH OR LARGER. FOR YOUR SAFETY...TAKE SHELTER INSIDE A
BUILDING LOCATION NOW.
&&
LAT...LON 3665 8659 3642 8672 3641 8675 3634 8672
3629 8664 3625 8664 3624 8659 3610 8651
3601 8662 3597 8661 3604 8680 3605 8693
3600 8704 3609 8704 3613 8700 3624 8698
3635 8691 3636 8719 3646 8712 3665 8707
TIME...MOT...LOC 1500Z 278DEG 45KT 3663 8704 3641 8713
$$
211 follow-up statement
038
WWUS54 KOHX 131505
SVSOHX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
1005 AM CDT MON AUG 13 2012
TNC021-037-147-131530-
/O.CON.KOHX.SV.W.0337.000000T0000Z-120813T1530Z/
ROBERTSON TN-CHEATHAM TN-DAVIDSON TN-
1005 AM CDT MON AUG 13 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EXTREME NORTH
CENTRAL DAVIDSON...NORTHERN CHEATHAM AND ROBERTSON COUNTIES UNTIL
1030 AM CDT...
AT 1003 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM 10 MILES EAST OF GUTHRIE TO 9 MILES NORTH OF ASHLAND CITY...
MOVING EAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
SPRINGFIELD...GREENBRIER...RIDGETOP...CROSS PLAINS AND ORLINDA.
LAT...LON 3665 8659 3642 8672 3641 8675 3635 8672
3636 8719 3646 8712 3665 8707
TIME...MOT...LOC 1504Z 278DEG 45KT 3662 8698 3640 8707
$$
21The office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 8:45 AM CDT | Special Weather Statement | OHX | Stewart | 45 min |
| Aug 13, 9:08 AM CDT | Special Weather Statement | OHX | Houston | 52 min |
| Aug 13, 9:28 AM CDT | Special Weather Statement | OHX | Montgomery | 47 min |
| Aug 13, 9:32 AM CDT | Severe Thunderstorm Warning | OHX | Montgomery | 28 min |
| Aug 13, 10:28 AM CDT | Special Weather Statement | OHX | Cheatham, Davidson, Hickman, Maury, Williamson | 62 min |
| Aug 13, 10:30 AM CDT | Severe Thunderstorm Warning | OHX | Macon, Robertson, Sumner, Trousdale | 45 min |
| Aug 13, 10:54 AM CDT | Severe Thunderstorm Warning | OHX | Davidson, Rutherford, Sumner, Wilson | 51 min |
| Aug 13, 11:03 AM CDT | Severe Thunderstorm Warning | OHX | Wayne | 27 min |
| Aug 13, 11:34 AM CDT | Special Weather Statement | OHX | Cannon, Rutherford, Smith, Wilson | 41 min |
| Aug 13, 11:43 AM CDT | Special Weather Statement | OHX | Giles, Lawrence | 47 min |
| Aug 13, 11:58 AM CDT | Severe Thunderstorm Warning | OHX | Giles, Lawrence | 47 min |
Nearby
Severe Thunderstorm Warnings in Tennessee, 2012Every 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; radar from the NEXRAD Level II archive.