Alert archive / Alabama / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 20, NWS Huntsville, AL
NWS Huntsville, AL issued this severe thunderstorm warning at Mar 2, 2012, 2:29 PM CST for Colbert County, Lauderdale County, Alabama. It was in force for 31 min. 10 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, 2:29 PM CST (20:29 UTC)
- Expired
- Mar 2, 2012, 3:00 PM CST
- In force
- 31 min
- Issued by
- NWS Huntsville, AL
- Area
- Storm-based polygon
Counties Colbert County, AL, Lauderdale County, AL
The radar
The Northeast Alabama radar (KHTX), 129 km from the middle of the area, began a volume at 20:29 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, 2:35 PM CST | TSTM WND DMG | 5 N Florence, AL | SMALL TREE LIMBS DOWN NORTH OF FLORENCE |
| Mar 2, 2:35 PM CST | HAIL 0.75 | 5 N Florence, AL | PENNY SIZED HAIL REPORTED JUST NORTH OF FLORENCE |
| Mar 2, 2:35 PM CST | HAIL 1 | Florence, AL | QUARTER SIZE HAIL WAS REPORTED. |
| Mar 2, 2:35 PM CST | HAIL 1.25 | 2 Nnw Florence, AL | HALF DOLLAR SIZED HAIL REPORTED IN FLORENCE |
| Mar 2, 2:35 PM CST | HAIL 4.25 | Florence, AL | SOFTBALL SIZE HAIL WAS REPORTED. |
| Mar 2, 2:40 PM CST | HAIL 0.25 | 1 Nnw Florence, AL | PEA TO QUARTER SIZE HAIL WAS REPORTED. |
| Mar 2, 2:45 PM CST | HAIL 1 | 3 Wsw Florence, AL | DIME TO QUARTER SIZE HAIL WAS REPORTED COVERING THE GROUND. |
| Mar 2, 2:46 PM CST | TSTM WND DMG | 5 S Florence, AL | ROOF WAS BLOWN OFF OF A BUILDING AT 2ND STREET AND WOODWARD. POSSIBLE TORNADO DAMAGE. |
| Mar 2, 3:00 PM CST | HAIL 1.75 | 5 Wnw Rogersville, AL | QUARTER SIZE HAIL WAS REPORTED. |
| Mar 2, 3:05 PM CST | HAIL 1 | Florence, AL | 2 INCHES OF HAIL UP TO THE SIZE OF QUARTERS 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, 8.5 hours before the alert went out and 161 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.
329
WUUS54 KHUN 022029
SVRHUN
ALC033-077-022100-
/O.NEW.KHUN.SV.W.0020.120302T2029Z-120302T2100Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HUNTSVILLE AL
229 PM CST FRI MAR 2 2012
THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CENTRAL COLBERT COUNTY IN NORTHWEST ALABAMA...
LAUDERDALE COUNTY IN NORTHWEST ALABAMA...
* UNTIL 300 PM CST
* AT 224 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
PRIDE LANDING...OR ABOUT 8 MILES WEST OF SHEFFIELD...AND MOVING
EAST AT 60 MPH. THIS STORM HAS A HISTORY OF PRODUCING DAMAGING
GOLF BALL SIZED HAIL.
* LOCATIONS IMPACTED INCLUDE...
FLORENCE...SAINT FLORIAN...
KILLEN...FORD CITY...
CENTER STAR...GREEN HILL...
KINGTOWN...WHITEHEAD...
ANDERSON...
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 INTERIOR ROOM.
&&
LAT...LON 3500 8723 3483 8722 3477 8758 3468 8783
3485 8790 3500 8750
TIME...MOT...LOC 2029Z 251DEG 56KT 3480 8775
$$1 follow-up statement
613
WWUS54 KHUN 022035
SVSHUN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
235 PM CST FRI MAR 2 2012
ALC033-022044-
/O.CAN.KHUN.SV.W.0020.000000T0000Z-120302T2100Z/
COLBERT AL-
235 PM CST FRI MAR 2 2012
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL COLBERT COUNTY IS
CANCELED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FRIDAY EVENING FOR
NORTHERN ALABAMA AND CENTRAL TENNESSEE.
LAT...LON 3483 8723 3481 8746 3483 8752 3482 8759
3480 8762 3474 8780 3485 8789 3500 8750
3500 8723
TIME...MOT...LOC 2034Z 254DEG 48KT 3481 8770
$$
ALC077-022100-
/O.CON.KHUN.SV.W.0020.000000T0000Z-120302T2100Z/
LAUDERDALE AL-
235 PM CST FRI MAR 2 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 PM CST
FOR LAUDERDALE COUNTY...
AT 232 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING BASEBALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR OAKLAND...OR ABOUT NEAR SHEFFIELD...MOVING EAST AT 55
MPH. DESTRUCTIVE BASEBALL SIZED HAIL WAS REPORTED IN BARTON WITH
THIS STORM EARLIER.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
FLORENCE...UNDERWOOD-PETERSVILLE...SAINT FLORIAN...KILLEN...GREEN
HILL...CENTER STAR...ELGIN...KINGTOWN...LEXINGTON...WHITEHEAD...
ROGERSVILLE AND ANDERSON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. 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.
&&
LAT...LON 3483 8723 3481 8746 3483 8752 3482 8759
3480 8762 3474 8780 3485 8789 3500 8750
3500 8723
TIME...MOT...LOC 2034Z 254DEG 48KT 3481 8770
$$The 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 | Colbert, Cullman, DeKalb, Franklin, Jackson, Lauderdale and 5 more | 11 hr |
| Mar 2, 7:21 AM CST | Special Weather Statement | HUN | Lawrence | 39 min |
| Mar 2, 8:09 AM CST | Special Weather Statement | HUN | Lawrence, Limestone | 51 min |
| Mar 2, 8:51 AM CST | Severe Thunderstorm Warning | HUN | Lauderdale, Lawrence, Limestone, Madison | 24 min |
| Mar 2, 9:12 AM CST | Severe Thunderstorm Warning | HUN | Limestone, Madison | 33 min |
| Mar 2, 9:15 AM CST | Special Weather Statement | HUN | Lawrence | 30 min |
| Mar 2, 9:18 AM CST | Tornado Warning | HUN | Limestone, Madison | 27 min |
| Mar 2, 9:35 AM CST | Tornado Warning | HUN | Limestone, Madison | 25 min |
| Mar 2, 9:41 AM CST | Tornado Warning | HUN | Jackson, Madison | 34 min |
| Mar 2, 9:59 AM CST | Tornado Warning | HUN | Jackson, Madison | 31 min |
| Mar 2, 10:10 AM CST | Tornado Warning | HUN | Jackson | 35 min |
| Mar 2, 10:24 AM CST | Tornado Warning | HUN | Jackson, Madison | 36 min |
| Mar 2, 1:01 PM CST | Special Weather Statement | HUN | Lawrence, Limestone | 44 min |
| Mar 2, 1:26 PM CST | Special Weather Statement | HUN | Franklin | 34 min |
| Mar 2, 1:30 PM CST | Severe Thunderstorm Warning | HUN | Lauderdale, Lawrence, Limestone | 30 min |
| Mar 2, 1:31 PM CST | Severe Thunderstorm Warning | HUN | Franklin, Lawrence | 29 min |
| Mar 2, 1:55 PM CST | Severe Thunderstorm Warning | HUN | Limestone, Madison | 50 min |
| Mar 2, 2:00 PM CST | Tornado Warning | HUN | Limestone | 30 min |
| Mar 2, 2:06 PM CST | Severe Thunderstorm Warning | HUN | Colbert, Lauderdale | 24 min |
| Mar 2, 2:41 PM CST | Tornado Warning | HUN | Colbert, Lauderdale, Lawrence | 34 min |
| Mar 2, 3:07 PM CST | Tornado Warning | HUN | Limestone | 23 min |
| Mar 2, 3:16 PM CST | Severe Thunderstorm Warning | HUN | Colbert, Lawrence | 29 min |
| Mar 2, 3:26 PM CST | Tornado Warning | HUN | Limestone, Madison | 34 min |
| Mar 2, 3:27 PM CST | Tornado Warning | HUN | Lawrence | 33 min |
| Mar 2, 3:44 PM CST | Severe Thunderstorm Warning | HUN | Limestone | 31 min |
| Mar 2, 3:58 PM CST | Tornado Warning | HUN | Jackson, Madison | 14 min |
| Mar 2, 4:00 PM CST | Severe Thunderstorm Warning | HUN | Lawrence, Morgan | 30 min |
| Mar 2, 4:10 PM CST | Severe Thunderstorm Warning | HUN | Jackson, Madison | 50 min |
| Mar 2, 4:15 PM CST | Severe Thunderstorm Warning | HUN | Cullman, Morgan | 30 min |
| Mar 2, 4:21 PM CST | Severe Thunderstorm Warning | HUN | Madison | 24 min |
| Mar 2, 4:33 PM CST | Tornado Warning | HUN | Cullman, Morgan | 27 min |
| Mar 2, 4:51 PM CST | Severe Thunderstorm Warning | HUN | Jackson, Madison | 24 min |
| Mar 2, 4:55 PM CST | Tornado Warning | HUN | Morgan | 15 min |
| Mar 2, 5:14 PM CST | Severe Thunderstorm Warning | HUN | Jackson | 46 min |
| Mar 2, 5:49 PM CST | Severe Thunderstorm Warning | HUN | Cullman | 26 min |
| Mar 2, 5:57 PM CST | Severe Thunderstorm Warning | HUN | Jackson | 18 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 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.