Alert archive / Tennessee / Tornado Warnings in 2011
Tornado Warning 12, NWS Huntsville, AL
NWS Huntsville, AL issued this tornado warning at Feb 28, 2011, 11:56 AM CST for Lincoln County, Tennessee. It was in force for 25 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, 11:56 AM CST (17:56 UTC)
- Expired
- Feb 28, 2011, 12:21 PM CST
- In force
- 25 min
- Issued by
- NWS Huntsville, AL
- Area
- Storm-based polygon
County Lincoln County, TN
The radar
The Northeast Alabama radar (KHTX), 59 km from the middle of the area, began a volume at 17:59 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, 5.9 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.
- 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.
716
WFUS54 KHUN 281756
TORHUN
TNC103-281845-
/O.NEW.KHUN.TO.W.0012.110228T1756Z-110228T1845Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1156 AM CST MON FEB 28 2011
THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN LINCOLN COUNTY IN TENNESSEE...
* UNTIL 1245 PM CST
* AT 1156 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES NORTH OF
BOONSHILL...OR ABOUT 11 MILES SOUTH OF LEWISBURG...MOVING EAST AT
65 MPH.
* LOCATIONS NEAR THE PATH OF THIS TORNADO INCLUDE...
CHESTNUT RIDGE.
BOONEVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 PM CST MONDAY AFTERNOON
FOR NORTHERN ALABAMA AND CENTRAL TENNESSEE.
&&
LAT...LON 3536 8652 3533 8653 3531 8650 3531 8645
3526 8641 3525 8642 3524 8640 3520 8637
3516 8683 3528 8681 3527 8674 3530 8671
3535 8660 3538 8659
TIME...MOT...LOC 1756Z 255DEG 56KT 3530 8671
$$
70/DD2 follow-up statements
572
WWUS54 KHUN 281808
SVSHUN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1208 PM CST MON FEB 28 2011
TNC103-281845-
/O.CON.KHUN.TO.W.0012.000000T0000Z-110228T1845Z/
LINCOLN TN-
1208 PM CST MON FEB 28 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 PM CST FOR NORTH
CENTRAL LINCOLN COUNTY...
AT 1205 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR BELLEVILLE...OR
ABOUT 10 MILES NORTH OF FAYETTEVILLE...MOVING EAST AT 65 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
BOONEVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 PM CST MONDAY AFTERNOON
FOR NORTHERN ALABAMA AND CENTRAL TENNESSEE.
&&
LAT...LON 3536 8652 3533 8653 3531 8650 3531 8645
3530 8644 3526 8641 3525 8642 3520 8637
3518 8659 3528 8661 3531 8663 3538 8659
TIME...MOT...LOC 1808Z 255DEG 56KT 3530 8649
$$505
WWUS54 KHUN 281821
SVSHUN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1221 PM CST MON FEB 28 2011
TNC103-281830-
/O.CAN.KHUN.TO.W.0012.000000T0000Z-110228T1845Z/
LINCOLN TN-
1221 PM CST MON FEB 28 2011
...THE TORNADO WARNING FOR NORTHERN LINCOLN COUNTY IS CANCELED...
WEATHER SERVICE DOPPLER RADAR INDICATED THE TORNADIC THUNDERSTORM
THAT PROMPTED THE WARNING HAD MOVED OUT OF THE COUNTY. THEREFORE THE
TORNADO WARNING HAS BEEN CANCELED.
HOWEVER...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
LINCOLN COUNTY UNTIL 100 PM CST.
LAT...LON 3536 8652 3533 8653 3531 8650 3531 8645
3530 8644 3526 8641 3525 8642 3520 8637
3518 8659 3528 8661 3531 8663 3538 8659
TIME...MOT...LOC 1820Z 255DEG 56KT 3533 8626
$$The office that day
Everything else NWS Huntsville, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 11:48 AM CST | Special Weather Statement | HUN | Lincoln, Moore | 42 min |
| Feb 28, 12:07 PM CST | Severe Thunderstorm Warning | HUN | Franklin, Lincoln, Moore | 23 min |
| Feb 28, 12:12 PM CST | Tornado Warning | HUN | Franklin, Moore | 18 min |
| Feb 28, 12:19 PM CST | Tornado Warning | HUN | Franklin, Lincoln | 28 min |
| Feb 28, 12:27 PM CST | Tornado Warning | HUN | Franklin, Moore | 18 min |
| Feb 28, 12:36 PM CST | Severe Thunderstorm Warning | HUN | Franklin | 24 min |
| Feb 28, 12:44 PM CST | Tornado Warning | HUN | Franklin | 46 min |
| Feb 28, 12:45 PM CST | Tornado Warning | HUN | Franklin | 15 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.