Alert archive / Alabama / Tornado Warnings in 2011
Tornado Warning 79, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Apr 15, 2011, 10:24 PM CDT for 5 counties in Alabama. It was in force for 51 min. 1 report 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
- Apr 15, 2011, 10:24 PM CDT (03:24 UTC)
- Expired
- Apr 15, 2011, 11:15 PM CDT
- In force
- 51 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Butler County, AL, Clarke County, AL, Conecuh County, AL, Monroe County, AL, Wilcox County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 15, 10:26 PM CDT | TORNADO | Riley, AL | TREES AND POWER LINE DOWN AT HIGHWAY 21 AND 47 JUST EAST OF BEATRICE. BEATRICE IS WITHOUT POWER. PROBABLE TORNADO. |
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 |
|---|---|---|---|
| Apr 15, 7:48 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 3.4 hours before the alert went out and 290 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
- 406 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 1138 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 373 m²/s²
- 0-3 km storm-relative helicity
- 566 m²/s²
- Significant tornado parameter
- 1.3
- Supercell composite
- 11.3
The text
As transmitted, in the capitals the NWS used until 2016.
006
WFUS54 KMOB 160324
TORMOB
ALC013-025-035-099-131-160415-
/O.NEW.KMOB.TO.W.0079.110416T0324Z-110416T0415Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1024 PM CDT FRI APR 15 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN BUTLER COUNTY IN SOUTH CENTRAL ALABAMA...
NORTH CENTRAL CONECUH COUNTY IN SOUTH CENTRAL ALABAMA...
NORTHERN MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
SOUTHEASTERN WILCOX COUNTY IN SOUTH CENTRAL ALABAMA...
EAST CENTRAL CLARKE COUNTY IN SOUTHWEST ALABAMA...
* UNTIL 1115 PM CDT
* AT 1021 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 16 MILES
NORTHEAST OF MONROEVILLE...OR NEAR BEATRICE...MOVING NORTHEAST AT
35 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
&&
LAT...LON 3197 8685 3197 8666 3177 8654 3146 8761
3167 8769 3203 8686
TIME...MOT...LOC 0324Z 245DEG 31KT 3173 8713
$$3 follow-up statements
533
WWUS54 KMOB 160337
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1037 PM CDT FRI APR 15 2011
ALC013-025-035-099-131-160415-
/O.CON.KMOB.TO.W.0079.000000T0000Z-110416T0415Z/
CONECUH AL-MONROE AL-BUTLER AL-CLARKE AL-WILCOX AL-
1037 PM CDT FRI APR 15 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT FOR
SOUTHEASTERN WILCOX...EAST CENTRAL CLARKE...NORTHERN BUTLER...
NORTHERN MONROE AND NORTH CENTRAL CONECUH COUNTIES...
AT 1035 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
TORNADO WAS NEAR OLD TEXAS...OR ABOUT 19 MILES NORTHWEST OF
GEORGIANA...MOVING NORTHEAST AT 40 MPH.
THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A
STURDY BUILDING...PREFERABLY IN AN INTERIOR HALLWAY OR A ROOM SUCH AS
A CLOSET OR BATHROOM. IF POSSIBLE...GET UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY
AND ALWAYS STAY AWAY FROM WINDOWS.
IF YOU ARE IN MOBILE HOME...EVACUATE IT AND GET ON THE LOWEST FLOOR
OF A NEARBY STURDY BUILDING OR IN AN UNDERGROUND STORM SHELTER. IF NO
SUBSTANTIAL SHELTER IS AVAILABLE AND A TORNADO IS FAST APPROACHING...
SEEK SHELTER IN A CULVERT...OR LIE FLAT IN THE NEAREST DITCH OR OTHER
LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
LAT...LON 3197 8685 3197 8666 3177 8654 3146 8761
3167 8769 3203 8686
TIME...MOT...LOC 0337Z 243DEG 34KT 3179 8700
$$946
WWUS54 KMOB 160351
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1051 PM CDT FRI APR 15 2011
ALC013-025-035-099-131-160415-
/O.CON.KMOB.TO.W.0079.000000T0000Z-110416T0415Z/
CONECUH AL-MONROE AL-BUTLER AL-CLARKE AL-WILCOX AL-
1051 PM CDT FRI APR 15 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT FOR
SOUTHEASTERN WILCOX...EAST CENTRAL CLARKE...NORTHERN BUTLER...
NORTHERN MONROE AND NORTH CENTRAL CONECUH COUNTIES...
AT 1049 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
TORNADO WAS NEAR FOREST HOME...OR ABOUT 15 MILES WEST OF
GREENVILLE...MOVING NORTHEAST AT 40 MPH.
THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A
STURDY BUILDING...PREFERABLY IN AN INTERIOR HALLWAY OR A ROOM SUCH AS
A CLOSET OR BATHROOM. IF POSSIBLE...GET UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY
AND ALWAYS STAY AWAY FROM WINDOWS.
IF YOU ARE IN MOBILE HOME...EVACUATE IT AND GET ON THE LOWEST FLOOR
OF A NEARBY STURDY BUILDING OR IN AN UNDERGROUND STORM SHELTER. IF NO
SUBSTANTIAL SHELTER IS AVAILABLE AND A TORNADO IS FAST APPROACHING...
SEEK SHELTER IN A CULVERT...OR LIE FLAT IN THE NEAREST DITCH OR OTHER
LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
LAT...LON 3197 8685 3197 8666 3177 8654 3146 8761
3167 8769 3203 8686
TIME...MOT...LOC 0351Z 243DEG 34KT 3185 8686
$$492
WWUS54 KMOB 160406
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1106 PM CDT FRI APR 15 2011
ALC025-035-099-131-160416-
/O.CAN.KMOB.TO.W.0079.000000T0000Z-110416T0415Z/
CONECUH AL-MONROE AL-CLARKE AL-WILCOX AL-
1106 PM CDT FRI APR 15 2011
...THE TORNADO WARNING FOR SOUTHEASTERN WILCOX...EAST CENTRAL
CLARKE...NORTHERN MONROE AND NORTH CENTRAL CONECUH COUNTIES IS
CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
LAT...LON 3179 8656 3179 8684 3190 8690 3197 8688
3197 8686 3197 8666
TIME...MOT...LOC 0406Z 243DEG 34KT 3191 8671
$$
ALC013-160415-
/O.CON.KMOB.TO.W.0079.000000T0000Z-110416T0415Z/
BUTLER AL-
1106 PM CDT FRI APR 15 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT FOR NORTHERN
BUTLER COUNTY...
AT 1103 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
TORNADO WAS NEAR MANNINGHAM...OR ABOUT 8 MILES NORTHWEST OF
GREENVILLE...MOVING NORTHEAST AT 40 MPH.
THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A
STURDY BUILDING...PREFERABLY IN AN INTERIOR HALLWAY OR A ROOM SUCH AS
A CLOSET OR BATHROOM. IF POSSIBLE...GET UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY
AND ALWAYS STAY AWAY FROM WINDOWS.
IF YOU ARE IN MOBILE HOME...EVACUATE IT AND GET ON THE LOWEST FLOOR
OF A NEARBY STURDY BUILDING OR IN AN UNDERGROUND STORM SHELTER. IF NO
SUBSTANTIAL SHELTER IS AVAILABLE AND A TORNADO IS FAST APPROACHING...
SEEK SHELTER IN A CULVERT...OR LIE FLAT IN THE NEAREST DITCH OR OTHER
LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
LAT...LON 3179 8656 3179 8684 3190 8690 3197 8688
3197 8686 3197 8666
TIME...MOT...LOC 0406Z 243DEG 34KT 3191 8671
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 7:14 PM CDT | Tornado Warning | MOB | Washington | 36 min |
| Apr 15, 7:24 PM CDT | Tornado Warning | MOB | Mobile, Washington | 51 min |
| Apr 15, 7:36 PM CDT | Severe Thunderstorm Warning | MOB | Wilcox | 39 min |
| Apr 15, 7:39 PM CDT | Tornado Warning | MOB | Clarke, Monroe, Wilcox | 29 min |
| Apr 15, 7:54 PM CDT | Tornado Warning | MOB | Clarke, Monroe, Wilcox | 51 min |
| Apr 15, 8:11 PM CDT | Tornado Warning | MOB | Washington | 49 min |
| Apr 15, 8:28 PM CDT | Tornado Warning | MOB | Washington | 47 min |
| Apr 15, 8:50 PM CDT | Tornado Warning | MOB | Baldwin, Clarke, Escambia, Mobile, Monroe, Washington | 55 min |
| Apr 15, 9:15 PM CDT | Severe Thunderstorm Warning | MOB | Clarke, Mobile, Washington | 45 min |
| Apr 15, 9:18 PM CDT | Flash Flood Warning | MOB | Washington | 117 min |
| Apr 15, 9:38 PM CDT | Tornado Warning | MOB | Conecuh, Monroe | 52 min |
| Apr 15, 9:41 PM CDT | Tornado Warning | MOB | Clarke, Washington | 49 min |
| Apr 15, 9:59 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Clarke, Mobile, Monroe, Washington | 61 min |
| Apr 15, 10:05 PM CDT | Tornado Warning | MOB | Baldwin, Clarke, Mobile, Monroe, Washington | 55 min |
| Apr 15, 10:32 PM CDT | Tornado Warning | MOB | Baldwin, Mobile | 33 min |
| Apr 15, 10:56 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Conecuh, Escambia, Mobile, Monroe | 64 min |
| Apr 15, 10:59 PM CDT | Tornado Warning | MOB | Baldwin, Conecuh, Escambia, Monroe | 61 min |
| Apr 15, 11:10 PM CDT | Tornado Warning | MOB | Butler, Crenshaw | 16 min |
| Apr 15, 11:33 PM CDT | Severe Thunderstorm Warning | MOB | Butler, Crenshaw | 42 min |
| Apr 15, 11:45 PM CDT | Tornado Warning | MOB | Conecuh, Covington, Escambia | 60 min |
| Apr 16, 12:00 AM CDT | Severe Thunderstorm Warning | MOB | Butler, Conecuh, Covington, Crenshaw | 60 min |
| Apr 16, 12:11 AM CDT | Severe Thunderstorm Warning | MOB | Crenshaw | 32 min |
| Apr 16, 12:38 AM CDT | Tornado Warning | MOB | Covington | 52 min |
| Apr 16, 1:01 AM CDT | Severe Thunderstorm Warning | MOB | Covington | 33 min |
Nearby
Tornado Warnings in Alabama, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.