Alert archive / Alabama / Tornado Warnings in 2011

Tornado Warning 81, NWS Mobile, AL

April 15, 20114 counties in Alabama

NWS Mobile, AL issued this tornado warning at Apr 15, 2011, 10:59 PM CDT for 4 counties in Alabama. It was in force for 61 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: Apr 15, 2011, 10:59 PM CDT (03:59 UTC)
Expired: Apr 16, 2011, 12:00 AM CDT
In force: 61 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Baldwin County, AL, Conecuh County, AL, Escambia County, AL, Monroe County, AL

The radar

The Mobile radar (KMOB), 106 km from the middle of the area, began a volume at 03:58 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
Apr 15, 11:30 PM CDT	TORNADO	Barnett Crossroads, AL	TREES DOWN ON WILDFORK RD. IN BARNETT CROSSROADS AND IN THE APPLETON COMMUNITY.
Apr 15, 11:50 PM CDT	TORNADO	9 N Brewton, AL	MULTIPLE HOMES AND OTHER STRUCTURES REPORTED DAMAGED ON AND NEAR HWY 31 NORTH OF BREWTON NEAR THE COUNTY LINE.

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

Slidell Radar S, LA (KSIL), launched 00:00Z, 4.0 hours before the alert went out and 251 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2774 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 697 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 267 m²/s²
0-3 km storm-relative helicity: 318 m²/s²
Significant tornado parameter: 5.3
Supercell composite: 18.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

596 
WFUS54 KMOB 160359
TORMOB
ALC003-035-053-099-160500-
/O.NEW.KMOB.TO.W.0081.110416T0359Z-110416T0500Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1059 PM CDT FRI APR 15 2011

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN CONECUH COUNTY IN SOUTH CENTRAL ALABAMA...  
  WESTERN ESCAMBIA COUNTY IN SOUTH CENTRAL ALABAMA...
  SOUTH CENTRAL MONROE COUNTY IN SOUTH CENTRAL ALABAMA...  
  NORTH CENTRAL BALDWIN COUNTY IN SOUTHWEST ALABAMA...

* UNTIL MIDNIGHT CDT

* AT 1054 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 16 MILES
  NORTHWEST OF ATMORE...OR 10 MILES NORTHWEST OF I65 AND CR 47...    
  MOVING EAST AT 40 TO 45 MPH.

* THE TORNADO WILL BE NEAR...
  HOLMAN PRISON AROUND 1115 PM CDT...
  VOCATION AROUND 1120 PM CDT...
  I65 AND AL 113 AROUND 1130 PM CDT...
  I65 AND AL 41 AROUND 1140 PM CDT...
  I65 AND CR 6 AROUND 1150 PM CDT...
  CASTLEBERRY AROUND 1155 PM CDT...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 50 AND 92.

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

&&

LAT...LON 3146 8701 3103 8704 3102 8734 3108 8776
      3119 8776
TIME...MOT...LOC 0358Z 255DEG 36KT 3116 8768

$$

5 follow-up statements

335 
WWUS54 KMOB 160408
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1108 PM CDT FRI APR 15 2011

ALC003-160417-
/O.CAN.KMOB.TO.W.0081.000000T0000Z-110416T0500Z/
BALDWIN AL-
1108 PM CDT FRI APR 15 2011

...THE TORNADO WARNING FOR NORTHEAST BALDWIN COUNTY 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 3124 8761 3146 8701 3103 8704 3102 8734
      3106 8761
TIME...MOT...LOC 0407Z 262DEG 37KT 3116 8757

$$

ALC035-053-099-160500-
/O.CON.KMOB.TO.W.0081.000000T0000Z-110416T0500Z/
ESCAMBIA AL-CONECUH AL-MONROE AL-
1108 PM CDT FRI APR 15 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR SOUTH
CENTRAL MONROE...SOUTHWESTERN CONECUH AND WESTERN ESCAMBIA
COUNTIES...

AT 1103 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS 
TORNADO WAS JUST SOUTH OF BOONEVILLE...OR ABOUT 11 MILES NORTHWEST 
OF ATMORE...MOVING EAST AT 40 MPH.

THE TORNADO WILL BE NEAR...
  HOLMAN PRISON...HUXFORD...I65 AND AL 21 AND MARTINVILLE AROUND 1115
  PM CDT...
  LITTLE ROCK AROUND 1120 PM CDT...
  STANLEY CROSSROADS AND SARDINE AROUND 1125 PM CDT...
  I65 AND AL 113...BARNETT CROSSROADS AND PINEVIEW AROUND 1130 PM
  CDT...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3124 8761 3146 8701 3103 8704 3102 8734
      3106 8761
TIME...MOT...LOC 0407Z 262DEG 37KT 3116 8757

$$

309 
WWUS54 KMOB 160418
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1118 PM CDT FRI APR 15 2011

ALC099-160426-
/O.CAN.KMOB.TO.W.0081.000000T0000Z-110416T0500Z/
MONROE AL-
1118 PM CDT FRI APR 15 2011

...THE TORNADO WARNING FOR EXTREME SOUTHERN MONROE COUNTY 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 3103 8704 3102 8734 3106 8756 3124 8755
      3127 8749 3127 8743 3132 8737 3146 8701
TIME...MOT...LOC 0416Z 259DEG 35KT 3117 8748

$$

ALC035-053-160500-
/O.CON.KMOB.TO.W.0081.000000T0000Z-110416T0500Z/
ESCAMBIA AL-CONECUH AL-
1118 PM CDT FRI APR 15 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR
SOUTHWESTERN CONECUH AND CENTRAL ESCAMBIA COUNTIES...

AT 1112 PM CDT.... THIS TORNADO WAS NEAR MCCULLOUGH...OR ABOUT 10 
MILES NORTH OF ATMORE...MOVING EAST AT 40 TO 45 MPH. IT HAS BEEN 
CONFIRMED THAT THIS STORM DID SIGNIFICANT DAMAGE TO TREES AND 
TRAILERS WHEN IT MOVED THROUGH CITRONELLE ALABAMA.

THE TORNADO WILL BE NEAR...
  SARDINE AND STANLEY CROSSROADS AROUND 1125 PM CDT...
  I65 AND AL 113...BARNETT CROSSROADS AND PINEVIEW AROUND 1130 PM
  CDT...
  WALLACE AND I65 AND AL 41 AROUND 1140 PM CDT...
  APPLETON AND JANES MILL AROUND 1145 PM CDT...
  LONDON AROUND 1150 PM CDT...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3103 8704 3102 8734 3106 8756 3124 8755
      3127 8749 3127 8743 3132 8737 3146 8701
TIME...MOT...LOC 0416Z 259DEG 35KT 3117 8748

$$

709 
WWUS54 KMOB 160424
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1124 PM CDT FRI APR 15 2011

ALC035-053-160500-
/O.CON.KMOB.TO.W.0081.000000T0000Z-110416T0500Z/
ESCAMBIA AL-CONECUH AL-
1124 PM CDT FRI APR 15 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR
SOUTHWESTERN CONECUH AND CENTRAL ESCAMBIA COUNTIES...

AT 1121 PM CDT.... THIS TORNADO WAS NEAR I65 AND AL 113...OR ABOUT 14
MILES NORTHEAST OF ATMORE...MOVING EAST AT 50 MPH.

THE TORNADO WILL BE NEAR...
  WALLACE AROUND 1130 PM CDT...
  I65 AND AL 41...RANGE AND LENOX AROUND 1135 PM CDT...
  JANES MILL...APPLETON AND I65 AND CR 6 AROUND 1140 PM CDT...
  CASTLEBERRY AND LONDON AROUND 1145 PM CDT...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3103 8704 3102 8734 3106 8749 3111 8740
      3116 8745 3122 8744 3127 8743 3132 8737
      3146 8701
TIME...MOT...LOC 0424Z 254DEG 45KT 3121 8735

$$

320 
WWUS54 KMOB 160433
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1133 PM CDT FRI APR 15 2011

ALC035-053-160500-
/O.CON.KMOB.TO.W.0081.000000T0000Z-110416T0500Z/
ESCAMBIA AL-CONECUH AL-
1133 PM CDT FRI APR 15 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR SOUTH
CENTRAL CONECUH AND CENTRAL ESCAMBIA COUNTIES...

AT 1131 PM CDT.... THIS TORNADO WAS NEAR BARNETT CROSSROADS...OR
ABOUT 14 MILES NORTH OF FLOMATON...MOVING EAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  WALLACE AND I65 AND AL 41 AROUND 1140 PM CDT...
  APPLETON AND JANES MILL AROUND 1150 PM CDT...
  LONDON AROUND 1155 PM CDT...
  CASTLEBERRY AND KIRKLAND AROUND MIDNIGHT CDT...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3103 8704 3102 8734 3109 8738 3114 8729
      3117 8729 3122 8732 3133 8725 3146 8701
TIME...MOT...LOC 0434Z 259DEG 28KT 3121 8726

$$

163 
WWUS54 KMOB 160439
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1139 PM CDT FRI APR 15 2011

ALC035-053-160500-
/O.CON.KMOB.TO.W.0081.000000T0000Z-110416T0500Z/
ESCAMBIA AL-CONECUH AL-
1139 PM CDT FRI APR 15 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR SOUTH
CENTRAL CONECUH AND CENTRAL ESCAMBIA COUNTIES...

AT 1135 PM CDT.... THIS TORNADO WAS NEAR WALLACE...OR ABOUT 12 MILES
NORTHWEST OF BREWTON...MOVING EAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  JANES MILL AROUND 1145 PM CDT...
  APPLETON...PEA RIDGE AND I65 AND CR 6 AROUND 1150 PM CDT...
  LONDON...BREWTON AND EAST BREWTON AROUND 1155 PM CDT...
  KIRKLAND AND CASTLEBERRY AROUND MIDNIGHT CDT...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3103 8704 3102 8734 3109 8737 3113 8729
      3116 8723 3122 8730 3133 8725 3146 8701
TIME...MOT...LOC 0440Z 265DEG 28KT 3122 8720

$$

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 Emergency	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 Emergency	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, 10:24 PM CDT	Tornado Warning	MOB	Butler, Clarke, Conecuh, Monroe, Wilcox	51 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, 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, 2011 Every tornado warning in 2011 Tornadoes 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; radar from the NEXRAD Level II archive.