Alert archive / Tennessee / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 21, NWS Huntsville, AL
NWS Huntsville, AL issued this severe thunderstorm warning at Mar 2, 2012, 2:58 PM CST for Franklin County, Lincoln County, Moore County, Tennessee. It was in force for 47 min. 2 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
- Mar 2, 2012, 2:58 PM CST (20:58 UTC)
- Expired
- Mar 2, 2012, 3:45 PM CST
- In force
- 47 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), 36 km from the middle of the area, began a volume at 20:57 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 2, 3:10 PM CST | HAIL 1 | 2 W Winchester, TN | QUARTER SIZE HAIL WAS REPORTED. |
| Mar 2, 3:25 PM CST | HAIL 2.75 | Decherd, TN | BASEBALL SIZE HAIL WAS REPORTED. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 2, 1:20 PM CST | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 9.0 hours before the alert went out and 107 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
- 1667 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 523 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 175 m²/s²
- 0-3 km storm-relative helicity
- 169 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.1
The text
As transmitted, in the capitals the NWS used until 2016.
701
WUUS54 KHUN 022058
SVRHUN
TNC051-103-127-022145-
/O.NEW.KHUN.SV.W.0021.120302T2058Z-120302T2145Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HUNTSVILLE AL
258 PM CST FRI MAR 2 2012
THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN FRANKLIN COUNTY IN TENNESSEE...
EASTERN LINCOLN COUNTY IN TENNESSEE...
SOUTHEASTERN MOORE COUNTY IN TENNESSEE...
* UNTIL 345 PM CST
* AT 258 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
SKINEM...OR ABOUT NEAR FAYETTEVILLE...AND MOVING EAST AT 45 MPH.
ANOTHER SEVERE THUNDERSTORM IS LOCATED NEAR SMITHLAND...ALSO
MOVING EAST AT 45 MPH.
* LOCATIONS IMPACTED INCLUDE...
SMITHLAND...MULBERRY...
HURDLOW...LOIS...
MARBLE HILL...LEXIE CROSSROADS...
HARMONY...BELVIDERE...
TIMS FORD LAKE...
ESTILL SPRINGS...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN BOTH OF THESE
STORMS. WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP.
IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY
IN A STURDY STRUCTURE...SUCH AS A BASEMENT OR INTERIOR ROOM.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.
&&
LAT...LON 3535 8603 3532 8600 3531 8596 3530 8592
3522 8586 3517 8586 3500 8659 3517 8667
3536 8611
TIME...MOT...LOC 2058Z 250DEG 38KT 3512 8651
$$
BCC5 follow-up statements
797
WWUS54 KHUN 022106
SVSHUN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
306 PM CST FRI MAR 2 2012
TNC051-103-127-022145-
/O.CON.KHUN.SV.W.0021.000000T0000Z-120302T2145Z/
FRANKLIN TN-LINCOLN TN-MOORE TN-
306 PM CST FRI MAR 2 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM CST
FOR SOUTHEASTERN MOORE...EASTERN LINCOLN AND NORTHERN FRANKLIN
COUNTIES...
AT 306 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR KELSO...OR ABOUT 6 MILES EAST OF FAYETTEVILLE...MOVING
EAST AT 45 MPH. ANOTHER SEVERE THUNDERSTORM WAS LOCATED NEAR TIMS
FORD LAKE...ALSO MOVING EAST AT 45 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SMITHLAND...LOIS...HURDLOW...MARBLE HILL...LEXIE CROSSROADS...
MAXWELL...HARMONY...BELVIDERE...TIMS FORD LAKE...WINCHESTER...ESTILL
SPRINGS...DECHERD...COWAN...WOODS RESERVOIR...ALTO...SEWANEE AND ST.
ANDREWS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.
&&
LAT...LON 3503 8647 3522 8653 3536 8611 3535 8603
3532 8600 3530 8592 3522 8586 3517 8586
TIME...MOT...LOC 2106Z 250DEG 38KT 3514 8641
$$
BCC011
WWUS54 KHUN 022110
SVSHUN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
310 PM CST FRI MAR 2 2012
TNC051-103-127-022145-
/O.CON.KHUN.SV.W.0021.000000T0000Z-120302T2145Z/
FRANKLIN TN-LINCOLN TN-MOORE TN-
310 PM CST FRI MAR 2 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM CST
FOR SOUTHEASTERN MOORE...EASTERN LINCOLN AND NORTHERN FRANKLIN
COUNTIES...
AT 307 PM CST...LOCAL LAW ENFORCEMENT REPORTED A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS REPORTED IN
THE GRIFFIN SPRINGS AREA OF WINCHESTER...AND MOVING EAST AT 55 MPH.
ANOTHER SEVERE THUNDERSTORM WAS LOCATED NEAR SMITHLAND...ALSO MOVING
EAST AT 55 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
COWAN...WOODS RESERVOIR...ALTO...SEWANEE AND ST. ANDREWS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THESE STORMS.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.
&&
LAT...LON 3503 8647 3522 8653 3536 8611 3535 8603
3532 8600 3530 8592 3522 8586 3517 8586
TIME...MOT...LOC 2110Z 255DEG 47KT 3521 8606
$$
BCC912
WWUS54 KHUN 022128
SVSHUN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
328 PM CST FRI MAR 2 2012
TNC103-127-022138-
/O.CAN.KHUN.SV.W.0021.000000T0000Z-120302T2145Z/
LINCOLN TN-MOORE TN-
328 PM CST FRI MAR 2 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MOORE AND EASTERN
LINCOLN COUNTIES IS CANCELED...
THE STORMS WHICH PROMPTED THE WARNING HAVE EXITED MOORE AND LINCOLN
COUNTIES.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.
LAT...LON 3515 8618 3525 8621 3535 8603 3532 8600
3530 8592 3522 8586 3517 8586
TIME...MOT...LOC 2128Z 254DEG 41KT 3524 8608
$$
TNC051-022145-
/O.CON.KHUN.SV.W.0021.000000T0000Z-120302T2145Z/
FRANKLIN TN-
328 PM CST FRI MAR 2 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM CST
FOR NORTHERN FRANKLIN COUNTY...
A TORNADO WARNING ALSO REMAINS IN EFFECT FOR EASTERN FRANKLIN COUNTY
UNTIL 345 PM CST.
AT 328 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR DECHERD...OR ABOUT NEAR WINCHESTER...MOVING EAST AT 45
MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
COWAN...WOODS RESERVOIR...ALTO...SEWANEE AND ST. ANDREWS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.
&&
LAT...LON 3515 8618 3525 8621 3535 8603 3532 8600
3530 8592 3522 8586 3517 8586
TIME...MOT...LOC 2128Z 254DEG 41KT 3524 8608
$$
BCC429
WWUS54 KHUN 022137
SVSHUN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
337 PM CST FRI MAR 2 2012
TNC051-022145-
/O.CON.KHUN.SV.W.0021.000000T0000Z-120302T2145Z/
FRANKLIN TN-
337 PM CST FRI MAR 2 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM CST
FOR NORTHEASTERN FRANKLIN COUNTY...
AT 336 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR ALTO...OR ABOUT 9 MILES NORTHEAST OF WINCHESTER...MOVING
EAST AT 45 MPH.
THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN NORTH OF SEWANEE AS IT
MOVES INTO GRUNDY COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.
&&
LAT...LON 3520 8605 3529 8611 3535 8603 3532 8600
3530 8592 3522 8586
TIME...MOT...LOC 2136Z 254DEG 41KT 3526 8597
$$
BCC981
WWUS54 KHUN 022145
SVSHUN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
345 PM CST FRI MAR 2 2012
TNC051-022155-
/O.EXP.KHUN.SV.W.0021.000000T0000Z-120302T2145Z/
FRANKLIN TN-
345 PM CST FRI MAR 2 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN FRANKLIN COUNTY
EXPIRES AT 345 PM CST...
WEATHER SERVICE DOPPLER RADAR INDICATES THE SEVERE THUNDERSTORM THAT
PROMPTED THE WARNING HAS MOVED OUT OF THE COUNTY. THEREFORE THE
SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED TO EXPIRE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.
LAT...LON 3520 8605 3529 8611 3535 8603 3532 8600
3530 8592 3522 8586
TIME...MOT...LOC 2145Z 254DEG 41KT 3529 8585
$$
BCCThe office that day
Everything else NWS Huntsville, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 2, 4:44 AM CST | Wind Advisory | HUN | Franklin, Lincoln, Moore | 11 hr |
| Mar 2, 9:12 AM CST | Severe Thunderstorm Warning | HUN | Lincoln | 33 min |
| Mar 2, 9:41 AM CST | Tornado Warning | HUN | Franklin, Lincoln | 34 min |
| Mar 2, 9:55 AM CST | Tornado Warning | HUN | Franklin | 9 min |
| Mar 2, 9:59 AM CST | Tornado Warning | HUN | Franklin, Lincoln | 31 min |
| Mar 2, 10:10 AM CST | Tornado Warning | HUN | Franklin | 35 min |
| Mar 2, 10:24 AM CST | Tornado Warning | HUN | Franklin | 36 min |
| Mar 2, 1:55 PM CST | Severe Thunderstorm Warning | HUN | Lincoln | 50 min |
| Mar 2, 2:00 PM CST | Tornado Warning | HUN | Lincoln | 30 min |
| Mar 2, 2:28 PM CST | Tornado Warning | HUN | Franklin, Lincoln, Moore | 32 min |
| Mar 2, 2:38 PM CST | Tornado Warning | HUN | Lincoln | 18 min |
| Mar 2, 3:16 PM CST | Tornado Warning | HUN | Franklin | 19 min |
| Mar 2, 3:58 PM CST | Tornado Warning | HUN | Franklin, Lincoln | 14 min |
| Mar 2, 4:10 PM CST | Severe Thunderstorm Warning | HUN | Franklin, Lincoln | 50 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.