Alert archive / Alabama / Tornado Warnings in 2008

Tornado Warning 96, NWS Birmingham, AL

April 11, 2008Clay County, Randolph County, Alabama

NWS Birmingham, AL issued this tornado warning at Apr 11, 2008, 7:15 PM CDT for Clay County, Randolph County, Alabama. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Apr 11, 2008, 7:15 PM CDT (00:15 UTC)
Expired
Apr 11, 2008, 8:00 PM CDT
In force
45 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon

Counties Clay County, AL, Randolph County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 0.3 hours before the alert went out and 84 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, Birmingham, AL at 00:00Z on 2008-04-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 635 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 00:00Z on 2008-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -86 square meters per square second.1939587897Sfc1 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
635 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
623 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-86 m²/s²
0-3 km storm-relative helicity
-110 m²/s²
Significant tornado parameter
-0.4
Supercell composite
-2.4

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KBMX 120015
TORBMX
ALC027-111-120100-
/O.NEW.KBMX.TO.W.0096.080412T0015Z-080412T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
715 PM CDT FRI APR 11 2008

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN CLAY COUNTY IN EAST CENTRAL ALABAMA...
  THIS INCLUDES THE CITIES OF...LINEVILLE...ASHLAND...
  WESTERN RANDOLPH COUNTY IN EAST CENTRAL ALABAMA...
  THIS INCLUDES THE CITY OF WEDOWEE...

* UNTIL 800 PM CDT

* AT 712 PM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR MILLERVILLE...OR
  10 MILES NORTH OF GOODWATER...MOVING EAST AT 30 MPH.

* THE TORNADO WILL BE NEAR...
  MILLERVILLE BY 720 PM CDT...
  SPRINGHILL BY 725 PM CDT...
  ASHLAND BY 735 PM CDT...
  LINEVILLE AND MELLOW VALLEY BY 745 PM CDT...
  CRAGFORD BY 755 PM CDT...
  OFELIA BY 800 PM CDT...

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.

TO REPORT SEVERE WEATHER...
CALL 1-800-856-0758.

LAT...LON 3329 8606 3330 8600 3330 8598 3331 8597
      3343 8551 3314 8544 3312 8604
TIME...MOT...LOC 0015Z 257DEG 26KT 3321 8600

$$

03
4 follow-up statements
000 
WWUS54 KBMX 120022
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
721 PM CDT FRI APR 11 2008

ALC027-111-120100-
/O.CON.KBMX.TO.W.0096.000000T0000Z-080412T0100Z/
CLAY AL-RANDOLPH AL-
721 PM CDT FRI APR 11 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR WESTERN
RANDOLPH AND CENTRAL CLAY COUNTIES...

AT 717 PM CDT...THE NATIONAL WEATHER SERVICE CONTINUED TO INDICATE A
TORNADO.  THIS TORNADO WAS LOCATED NEAR MILLERVILLE...OR ABOUT 10
MILES SOUTHWEST OF ASHLAND...MOVING EAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  7 MILES SOUTH OF SPRINGHILL BY 725 PM CDT...
  ASHLAND BY 735 PM CDT...
  MELLOW VALLEY AND 6 MILES SOUTH OF LINEVILLE BY 745 PM CDT...
  9 MILES SOUTH OF BARFIELD BY 750 PM CDT...
  CRAGFORD BY 755 PM CDT...
  R.L. HARRIS DAM...MALONE...6 MILES SOUTH OF OFELIA AND 6 MILES
  NORTHWEST OF CORINTH BY 800 PM CDT...

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 900 PM CDT FRIDAY EVENING FOR
EAST CENTRAL ALABAMA.

A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 900 PM CDT
FRIDAY EVENING FOR SOUTHERN ALABAMA.

LAT...LON 3327 8603 3330 8598 3331 8597 3343 8551
      3314 8544 3316 8601
TIME...MOT...LOC 0021Z 265DEG 26KT 3321 8596

$$
STEFKOVICH
000 
WWUS54 KBMX 120034
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
734 PM CDT FRI APR 11 2008

ALC027-111-120100-
/O.CON.KBMX.TO.W.0096.000000T0000Z-080412T0100Z/
CLAY AL-RANDOLPH AL-
734 PM CDT FRI APR 11 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR WESTERN
RANDOLPH AND CENTRAL CLAY COUNTIES...

AT 732 PM CDT...THE NATIONAL WEATHER SERVICE CONTINUED TO INDICATE A
TORNADO.  THIS TORNADO WAS LOCATED NEAR ASHLAND...MOVING EAST AT 30
MPH.

THE TORNADO WILL BE NEAR...
  MELLOW VALLEY AND LINEVILLE BY 745 PM CDT...
  8 MILES SOUTH OF BARFIELD BY 750 PM CDT...
  CRAGFORD BY 755 PM CDT...
  R.L. HARRIS DAM...MALONE...OFELIA AND 6 MILES NORTHWEST OF CORINTH
  BY 800 PM CDT...

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.

LAT...LON 3316 8575 3316 8594 3328 8596 3330 8598
      3331 8597 3343 8551 3314 8544 3315 8574
TIME...MOT...LOC 0034Z 265DEG 26KT 3323 8583

$$
STEFKOVICH
000 
WWUS54 KBMX 120044
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
744 PM CDT FRI APR 11 2008

ALC027-111-120100-
/O.CON.KBMX.TO.W.0096.000000T0000Z-080412T0100Z/
CLAY AL-RANDOLPH AL-
744 PM CDT FRI APR 11 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR WESTERN
RANDOLPH AND EAST CENTRAL CLAY COUNTIES...

AT 740 PM CDT...THE NATIONAL WEATHER SERVICE CONTINUED TO INDICATE A
TORNADO.  THIS TORNADO WAS LOCATED NEAR MELLOW VALLEY...OR ABOUT 8
MILES SOUTHEAST OF ASHLAND...MOVING EAST AT 35 MPH.

THE TORNADO WILL BE NEAR...
  CRAGFORD AND 6 MILES SOUTH OF R.L. HARRIS DAM BY 750 PM CDT...
  MALONE BY 755 PM CDT...
  CORINTH BY 800 PM CDT...

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 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FRIDAY
EVENING FOR SOUTHERN ALABAMA.

LAT...LON 3316 8575 3316 8587 3329 8587 3343 8551
      3314 8544 3315 8574
TIME...MOT...LOC 0044Z 278DEG 32KT 3318 8572

$$

STEFKOVICH
000 
WWUS54 KBMX 120051
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
751 PM CDT FRI APR 11 2008

ALC027-111-120100-
/O.CON.KBMX.TO.W.0096.000000T0000Z-080412T0100Z/
CLAY AL-RANDOLPH AL-
751 PM CDT FRI APR 11 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR WESTERN
RANDOLPH AND EAST CENTRAL CLAY COUNTIES...

AT 748 PM CDT...THE NATIONAL WEATHER SERVICE CONTINUED TO INDICATE A
TORNADO.  THIS TORNADO WAS LOCATED NEAR MALONE...OR ABOUT 10 MILES
SOUTHEAST OF LINEVILLE...MOVING EAST AT 30 MPH.

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.


LAT...LON 3315 8572 3329 8575 3343 8551 3314 8544
TIME...MOT...LOC 0051Z 274DEG 36KT 3318 8563

$$

STEFKOVICH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 11, 7:10 PM CDTTornado WarningBMXChilton, Coosa35 min
Apr 11, 8:18 PM CDTSevere Thunderstorm WarningBMXRandolph26 min
Apr 11, 10:18 PM CDTSevere Thunderstorm WarningBMXAutauga, Lowndes27 min
Apr 11, 10:34 PM CDTSevere Thunderstorm WarningBMXElmore, Montgomery41 min
Apr 12, 1:29 AM CDTSevere Thunderstorm WarningBMXChilton, Coosa31 min
Apr 12, 1:40 AM CDTSevere Thunderstorm WarningBMXChilton, Coosa, Shelby, Talladega35 min
Apr 12, 1:57 AM CDTSevere Thunderstorm WarningBMXTalladega11 min
Apr 12, 2:04 AM CDTSevere Thunderstorm WarningBMXClay, Cleburne, Talladega26 min
Apr 12, 2:32 AM CDTSevere Thunderstorm WarningBMXClay, Coosa, Talladega16 min
Apr 12, 5:00 AM CDTFreeze WatchBMXBlount, Calhoun, Cherokee, Clay, Cleburne, Etowah and 12 more47 hr
Apr 12, 5:00 AM CDTFreeze WatchBMXAutauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more56 hr
Apr 12, 5:00 AM CDTLake Wind AdvisoryBMXBibb, Blount, Calhoun, Chambers, Cherokee, Chilton and 22 more13 hr
Apr 12, 6:57 PM CDTLake Wind AdvisoryBMXAutauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more25 hr

Nearby

Tornado Warnings in Alabama, 2008Every tornado warning in 2008Tornadoes in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.