Alert archive / Tennessee / Tornado Warnings in 2011
Tornado Warning 18, NWS Nashville, TN
NWS Nashville, TN issued this tornado warning at Feb 28, 2011, 12:18 PM CST for 4 counties in Tennessee. It was in force for 27 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
- Feb 28, 2011, 12:18 PM CST (18:18 UTC)
- Expired
- Feb 28, 2011, 12:45 PM CST
- In force
- 27 min
- Issued by
- NWS Nashville, TN
- Area
- Storm-based polygon
Counties Coffee County, TN, Grundy County, TN, Van Buren County, TN, Warren County, TN
The radar
The Northeast Alabama radar (KHTX), 56 km from the middle of the area, began a volume at 18:20 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 28, 5:59 AM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 6.3 hours before the alert went out and 111 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
- 948 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 795 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 369 m²/s²
- 0-3 km storm-relative helicity
- 404 m²/s²
- Significant tornado parameter
- 2.6
- Supercell composite
- 9.4
The text
As transmitted, in the capitals the NWS used until 2016.
079
WFUS54 KOHX 281818
TOROHX
TNC031-061-175-177-281845-
/O.NEW.KOHX.TO.W.0018.110228T1818Z-110228T1845Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
1218 PM CST MON FEB 28 2011
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHERN COFFEE COUNTY IN MIDDLE TENNESSEE...
GRUNDY COUNTY IN MIDDLE TENNESSEE...
SOUTHWESTERN VAN BUREN COUNTY IN MIDDLE TENNESSEE...
SOUTHEASTERN WARREN COUNTY IN MIDDLE TENNESSEE...
* UNTIL 1245 PM CST
* AT 1213 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR LYNCHBURG...AND MOVING EAST AT 60 MPH.
* LOCATIONS IMPACTED INCLUDE...
MANCHESTER...TULLAHOMA...TRACY CITY...GRUETLI-LAAGER...VIOLA...
ALTAMONT...BEERSHEBA SPRINGS...COALMONT AND PALMER.
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 3524 8582 3522 8590 3529 8592 3535 8604
3536 8616 3534 8626 3536 8625 3537 8628
3543 8625 3573 8544 3557 8541 3554 8561
3550 8553 3545 8553 3542 8548 3538 8549
3532 8556 3529 8569 3525 8569 3522 8574
TIME...MOT...LOC 1818Z 253DEG 54KT 3533 8625
$$
BOYD2 follow-up statements
919
WWUS54 KOHX 281827
SVSOHX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
1227 PM CST MON FEB 28 2011
TNC175-281836-
/O.CAN.KOHX.TO.W.0018.000000T0000Z-110228T1845Z/
VAN BUREN TN-
1227 PM CST MON FEB 28 2011
...THE TORNADO WARNING FOR SOUTHWESTERN VAN BUREN COUNTY IS
CANCELLED...
LAT...LON 3561 8567 3535 8555 3528 8592 3529 8592
3535 8604 3536 8616 3534 8626 3536 8625
3537 8628 3541 8626
TIME...MOT...LOC 1826Z 253DEG 54KT 3533 8616
$$
TNC031-061-177-281845-
/O.CON.KOHX.TO.W.0018.000000T0000Z-110228T1845Z/
WARREN TN-COFFEE TN-GRUNDY TN-
1227 PM CST MON FEB 28 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR GRUNDY...SOUTHERN COFFEE
AND SOUTH CENTRAL WARREN COUNTIES UNTIL 1245 PM CST...
AT 1222 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR TULLAHOMA...OR 7 MILES EAST OF LYNCHBURG...
MOVING EAST AT 60 MPH.
LOCATIONS IMPACTED INCLUDE...
MANCHESTER...GRUETLI-LAAGER...ALTAMONT...COALMONT...VIOLA...
BEERSHEBA SPRINGS AND PALMER.
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 3561 8567 3535 8555 3528 8592 3529 8592
3535 8604 3536 8616 3534 8626 3536 8625
3537 8628 3541 8626
TIME...MOT...LOC 1826Z 253DEG 54KT 3533 8616
$$
BOYD742
WWUS54 KOHX 281840
SVSOHX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NASHVILLE TN
1240 PM CST MON FEB 28 2011
TNC177-281847-
/O.CAN.KOHX.TO.W.0018.000000T0000Z-110228T1845Z/
WARREN TN-
1240 PM CST MON FEB 28 2011
...THE TORNADO WARNING FOR SOUTH CENTRAL WARREN COUNTY IS
CANCELLED...
LAT...LON 3532 8598 3532 8599 3535 8603 3535 8607
3544 8611 3552 8581 3551 8579 3534 8572
3529 8593
TIME...MOT...LOC 1837Z 253DEG 54KT 3538 8597
$$
TNC031-061-281845-
/O.CON.KOHX.TO.W.0018.000000T0000Z-110228T1845Z/
COFFEE TN-GRUNDY TN-
1240 PM CST MON FEB 28 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL GRUNDY AND
SOUTHEASTERN COFFEE COUNTIES UNTIL 1245 PM CST...
AT 1233 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED 8 MILES SOUTH OF MANCHESTER...MOVING EAST AT 60
MPH.
LOCATIONS IMPACTED INCLUDE...
MAINLY RURAL AREAS OF SOUTHEASTERN COFFEE AND WESTERN GRUNDY
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 3532 8598 3532 8599 3535 8603 3535 8607
3544 8611 3552 8581 3551 8579 3534 8572
3529 8593
TIME...MOT...LOC 1837Z 253DEG 54KT 3538 8597
$$
BOYDThe office that day
Everything else NWS Nashville, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 5:16 AM CST | Wind Advisory | OHX | Bedford, Cannon, Clay, Coffee, Cumberland, Davidson and 21 more | 13 hr |
| Feb 28, 5:55 AM CST | Flash Flood Warning | OHX | Benton, Houston, Humphreys, Montgomery, Robertson, Stewart | 3 hr |
| Feb 28, 6:10 AM CST | Severe Thunderstorm Warning | OHX | Benton, Dickson, Houston, Humphreys | 35 min |
| Feb 28, 6:35 AM CST | Severe Thunderstorm Warning | OHX | Cheatham, Dickson, Houston, Montgomery | 25 min |
| Feb 28, 6:52 AM CST | Flash Flood Warning | OHX | Benton, Cheatham, Davidson, Dickson, Houston, Humphreys and 4 more | 5 hr |
| Feb 28, 6:58 AM CST | Tornado Warning | OHX | Hickman, Lewis, Perry | 32 min |
| Feb 28, 7:00 AM CST | Severe Thunderstorm Warning | OHX | Cheatham, Dickson, Montgomery, Robertson | 30 min |
| Feb 28, 7:33 AM CST | Flash Flood Warning | OHX | Benton, Cheatham, Dickson, Hickman, Humphreys, Lewis and 3 more | 6 hr |
| Feb 28, 7:57 AM CST | Flash Flood Warning | OHX | Cheatham, Davidson, Sumner, Williamson | 6 hr |
| Feb 28, 8:12 AM CST | Flash Flood Watch | OHX | Bedford, Cannon, Clay, Coffee, Cumberland, DeKalb and 20 more | 7 hr |
| Feb 28, 8:12 AM CST | Flash Flood Warning | OHX | Davidson, Macon, Rutherford, Smith, Sumner, Trousdale and 1 more | 6 hr |
| Feb 28, 8:20 AM CST | Severe Thunderstorm Warning | OHX | Giles, Lawrence, Marshall, Maury | 55 min |
| Feb 28, 8:36 AM CST | Flash Flood Warning | OHX | Clay, Fentress, Jackson, Macon, Overton, Pickett and 2 more | 6 hr |
| Feb 28, 8:43 AM CST | Flash Flood Warning | OHX | Benton, Houston, Humphreys, Montgomery, Robertson, Stewart | 3 hr |
| Feb 28, 9:01 AM CST | Flash Flood Warning | OHX | Giles, Hickman, Lawrence, Lewis, Marshall, Maury and 3 more | 6 hr |
| Feb 28, 9:23 AM CST | Severe Thunderstorm Warning | OHX | Bedford, Cannon, Coffee, Rutherford, Warren | 25 min |
| Feb 28, 9:30 AM CST | Tornado Warning | OHX | Bedford, Coffee | 15 min |
| Feb 28, 10:19 AM CST | Severe Thunderstorm Warning | OHX | Cumberland, Van Buren, White | 26 min |
| Feb 28, 11:12 AM CST | Areal Flood Advisory | OHX | Bedford, Cannon, Coffee, Cumberland, DeKalb, Grundy and 5 more | 6 hr |
| Feb 28, 11:31 AM CST | Severe Thunderstorm Warning | OHX | Cannon, Rutherford, Williamson, Wilson | 44 min |
| Feb 28, 11:47 AM CST | Tornado Warning | OHX | Cannon, DeKalb, Rutherford | 28 min |
| Feb 28, 11:50 AM CST | Areal Flood Advisory | OHX | Benton, Cheatham, Davidson, Dickson, Houston, Humphreys and 5 more | 3 hr |
| Feb 28, 11:56 AM CST | Severe Thunderstorm Warning | OHX | Bedford, Marshall | 34 min |
| Feb 28, 12:49 PM CST | Severe Thunderstorm Warning | OHX | Grundy | 14 min |
| Feb 28, 1:58 PM CST | River Flood Warning | OHX | Davidson | 59 min |
| Feb 28, 2:08 PM CST | River Flood Advisory | OHX | Davidson | 10 hr |
| Feb 28, 2:08 PM CST | River Flood Advisory | OHX | Davidson | 10 hr |
| Feb 28, 2:08 PM CST | River Flood Advisory | OHX | Davidson | 117 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.