Alert archive / Alabama / Tornado Warnings in 2011

Tornado Warning 83, NWS Mobile, AL

April 15, 2011Conecuh County, Covington County, Escambia County, Alabama

NWS Mobile, AL issued this tornado warning at Apr 15, 2011, 11:45 PM CDT for Conecuh County, Covington County, Escambia County, Alabama. It was in force for 60 min. 3 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, 11:45 PM CDT (04:45 UTC)
Expired
Apr 16, 2011, 12:45 AM CDT
In force
60 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

Counties Conecuh County, AL, Covington County, AL, Escambia County, AL

The radar

The Eglin Afb radar (KEVX), 120 km from the middle of the area, began a volume at 04:46 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

TimeReportWhereRemark
Apr 15, 11:50 PM CDTTORNADO9 N Brewton, ALMULTIPLE HOMES AND OTHER STRUCTURES REPORTED DAMAGED ON AND NEAR HWY 31 NORTH OF BREWTON NEAR THE COUNTY LINE.
Apr 16, 12:10 AM CDTTORNADODamascus, ALTREE DOWN ON A HOME WITH OCCUPANTS TRAPPED INSIDE AT 5416 DAMASCUS RD. VFD WORKING TO FREE OCCUPANTS.
Apr 16, 12:48 AM CDTHAIL 1Andalusia, ALONE INCH HAIL REPORTED ON LINDSEY BRIDGE RD. IN ANDALUSIA.

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.

IssuedProductOfficeLasted
Apr 15, 7:48 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 4.8 hours before the alert went out and 266 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-pSkew-T log-p diagram, Tallahassee Rgnl, FL at 00:00Z on 2011-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 00:00Z on 2011-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1577 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
78 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

510 
WFUS54 KMOB 160445
TORMOB
ALC035-039-053-160545-
/O.NEW.KMOB.TO.W.0083.110416T0445Z-110416T0545Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1145 PM CDT FRI APR 15 2011

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN CONECUH COUNTY IN SOUTH CENTRAL ALABAMA...
  CENTRAL COVINGTON COUNTY IN SOUTH CENTRAL ALABAMA...
  EASTERN ESCAMBIA COUNTY IN SOUTH CENTRAL ALABAMA...

* UNTIL 1245 AM CDT

* AT 1140 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 9 MILES
  NORTHWEST OF BREWTON...OR NEAR I65 AND AL 41...MOVING EAST AT 45
  MPH.

* THE TORNADO WILL BE NEAR...
  CASTLEBERRY AROUND 1150 PM CDT...
  JOHNSONVILLE AND BOYKIN AROUND 1205 AM CDT...
  BROOKLYN AROUND 1210 AM CDT...
  CAROLINA AND RIVER FALLS AROUND 1230 AM CDT...
  ANDALUSIA...LIBERTYVILLE AND HEATH AROUND 1235 AM CDT...
  SANFORD AROUND 1240 AM CDT...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 77 AND 86.

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 3147 8636 3106 8636 3105 8727 3113 8726
      3119 8718 3122 8723 3133 8721
TIME...MOT...LOC 0444Z 263DEG 40KT 3122 8712

$$
3 follow-up statements
694 
WWUS54 KMOB 160455
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1155 PM CDT FRI APR 15 2011

ALC035-039-053-160545-
/O.CON.KMOB.TO.W.0083.000000T0000Z-110416T0545Z/
ESCAMBIA AL-COVINGTON AL-CONECUH AL-
1155 PM CDT FRI APR 15 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT FOR
SOUTHEASTERN CONECUH...CENTRAL COVINGTON AND EASTERN ESCAMBIA
COUNTIES...

AT 1149 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
TORNADO WAS NEAR LONDON...OR ABOUT 9 MILES NORTH OF BREWTON...MOVING 
EAST AT 45 MPH. 

THIS TORNADIC CIRCULATION HAS STRENGTHENED SIGNIFICANTLY IN THE PAST 
FIVE MINUTES AND APPEARS TO BE EVOLVING INTO A DANGEROUS SITUATION. 
TAKE COVER NOW IF YOU ARE IN THE PATH OF THIS STORM!

THE TORNADO WILL BE NEAR...
  NYMPH AROUND MIDNIGHT CDT...
  JOHNSONVILLE AROUND 1205 AM CDT...
  PAUL...MOUNT UNION AND BROOKLYN AROUND 1215 AM CDT...
  MELROSE AROUND 1220 AM CDT...
  LOANGO AROUND 1225 AM CDT...
  RHUMP AND RED LEVEL AROUND 1230 AM 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 3105 8723 3110 8722 3113 8714 3117 8708
      3124 8713 3134 8713 3146 8640 3147 8636
      3106 8636
TIME...MOT...LOC 0454Z 253DEG 38KT 3126 8702

$$
320 
WWUS54 KMOB 160506
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1206 AM CDT SAT APR 16 2011

ALC035-039-053-160545-
/O.CON.KMOB.TO.W.0083.000000T0000Z-110416T0545Z/
ESCAMBIA AL-COVINGTON AL-CONECUH AL-
1206 AM CDT SAT APR 16 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT FOR
SOUTHEASTERN CONECUH...CENTRAL COVINGTON AND EASTERN ESCAMBIA
COUNTIES...

AT 1203 AM CDT.... THIS TORNADO WAS NEAR JOHNSONVILLE...OR ABOUT 12 
MILES SOUTH OF EVERGREEN...MOVING EAST AT 35 TO 40 MPH.

THE TORNADO WILL BE NEAR...
  BROOKLYN AROUND 1220 AM CDT...
  PAUL AND MELROSE AROUND 1225 AM CDT...
  FAIRFIELD AROUND 1230 AM CDT...
  LOANGO AROUND 1235 AM CDT...
  RIVER FALLS...BECK AND RHUMP AROUND 1240 AM CDT...
  ANDALUSIA AROUND 1245 AM 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.

LAT...LON 3105 8723 3107 8722 3110 8711 3116 8696
      3137 8698 3146 8640 3147 8636 3106 8636
TIME...MOT...LOC 0506Z 260DEG 31KT 3127 8691

$$
431 
WWUS54 KMOB 160519
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1219 AM CDT SAT APR 16 2011

ALC035-039-053-160545-
/O.CON.KMOB.TO.W.0083.000000T0000Z-110416T0545Z/
ESCAMBIA AL-COVINGTON AL-CONECUH AL-
1219 AM CDT SAT APR 16 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT FOR
SOUTHEASTERN CONECUH...CENTRAL COVINGTON AND NORTHEASTERN ESCAMBIA
COUNTIES...

AT 1215 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
TORNADO WAS NEAR BROOKLYN...OR ABOUT 18 MILES NORTHEAST OF EAST
BREWTON...MOVING EAST AT 40 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ROME...
FAIRFIELD...LOANGO...PLEASANT HOME...BECK...RHUMP...RIVER FALLS...
CAROLINA...SHILOH...RED OAK...ANDALUSIA...GANTT...LIBERTYVILLE...
HEATH...STANLEY...DUNNS...VALLEY OF SHILOH...STRAUGHN...HARMONY...
COLDWATER...ANTIOCH AND SANFORD

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.

LAT...LON 3112 8685 3130 8690 3147 8636 3109 8636
TIME...MOT...LOC 0519Z 264DEG 37KT 3122 8673

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 15, 7:14 PM CDTTornado WarningMOBWashington36 min
Apr 15, 7:24 PM CDTTornado Warning EmergencyMOBMobile, Washington51 min
Apr 15, 7:36 PM CDTSevere Thunderstorm WarningMOBWilcox39 min
Apr 15, 7:39 PM CDTTornado WarningMOBClarke, Monroe, Wilcox29 min
Apr 15, 7:54 PM CDTTornado WarningMOBClarke, Monroe, Wilcox51 min
Apr 15, 8:11 PM CDTTornado Warning EmergencyMOBWashington49 min
Apr 15, 8:28 PM CDTTornado WarningMOBWashington47 min
Apr 15, 8:50 PM CDTTornado WarningMOBBaldwin, Clarke, Escambia, Mobile, Monroe, Washington55 min
Apr 15, 9:15 PM CDTSevere Thunderstorm WarningMOBClarke, Mobile, Washington45 min
Apr 15, 9:18 PM CDTFlash Flood WarningMOBWashington117 min
Apr 15, 9:38 PM CDTTornado WarningMOBConecuh, Monroe52 min
Apr 15, 9:41 PM CDTTornado WarningMOBClarke, Washington49 min
Apr 15, 9:59 PM CDTSevere Thunderstorm WarningMOBBaldwin, Clarke, Mobile, Monroe, Washington61 min
Apr 15, 10:05 PM CDTTornado WarningMOBBaldwin, Clarke, Mobile, Monroe, Washington55 min
Apr 15, 10:24 PM CDTTornado WarningMOBButler, Clarke, Conecuh, Monroe, Wilcox51 min
Apr 15, 10:32 PM CDTTornado WarningMOBBaldwin, Mobile33 min
Apr 15, 10:56 PM CDTSevere Thunderstorm WarningMOBBaldwin, Conecuh, Escambia, Mobile, Monroe64 min
Apr 15, 10:59 PM CDTTornado WarningMOBBaldwin, Conecuh, Escambia, Monroe61 min
Apr 15, 11:10 PM CDTTornado WarningMOBButler, Crenshaw16 min
Apr 15, 11:33 PM CDTSevere Thunderstorm WarningMOBButler, Crenshaw42 min
Apr 16, 12:00 AM CDTSevere Thunderstorm WarningMOBButler, Conecuh, Covington, Crenshaw60 min
Apr 16, 12:11 AM CDTSevere Thunderstorm WarningMOBCrenshaw32 min
Apr 16, 12:38 AM CDTTornado WarningMOBCovington52 min
Apr 16, 1:01 AM CDTSevere Thunderstorm WarningMOBCovington33 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; radar from the NEXRAD Level II archive.