Alert archive / Alabama / Tornado Warnings in 2009

Tornado Warning 29, NWS Mobile, AL

April 2, 2009Butler County, Crenshaw County, Alabama

NWS Mobile, AL issued this tornado warning at Apr 2, 2009, 7:21 AM CDT for Butler County, Crenshaw County, Alabama. It was in force for 39 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 2, 2009, 7:21 AM CDT (12:21 UTC)
Expired
Apr 2, 2009, 8:00 AM CDT
In force
39 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

Counties Butler County, AL, Crenshaw County, AL

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 2, 6:29 AM CDTTornado WatchSPC8 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 0.4 hours before the alert went out and 164 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 12:00Z on 2009-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1268 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 12:00Z on 2009-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 square meters per square second.1939587897117136Sfc1 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
1268 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
463 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
192 m²/s²
Significant tornado parameter
1.2
Supercell composite
7.1

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMOB 021221
TORMOB
ALC013-041-021300-
/O.NEW.KMOB.TO.W.0029.090402T1221Z-090402T1300Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
721 AM CDT THU APR 2 2009

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL BUTLER COUNTY IN SOUTH CENTRAL ALABAMA...
  CENTRAL CRENSHAW COUNTY IN SOUTH CENTRAL ALABAMA...
  THIS INCLUDES THE CITY OF LUVERNE...

* UNTIL 800 AM CDT

* AT 719 AM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 5 MILES NORTHWEST OF
  PIGEON CREEK...OR ABOUT 17 MILES WEST OF LUVERNE...MOVING EAST AT
  40 MPH.

* THE  TORNADO WILL BE NEAR...
  LIVE OAK BY 745 AM CDT...
  PATSBURG BY 750 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. IN ADDITION TO THE TORNADO...THIS
STORM IS CAPABLE OF PRODUCING LARGE DAMAGING HAIL OR DAMAGING
STRAIGHT LINE WINDS.

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...DITCH OR LOW DEPRESSION AND COVER YOUR
HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 PM CDT THURSDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3161 8614 3164 8659 3175 8664 3181 8656
      3198 8627 3197 8618 3193 8617 3188 8618
      3184 8617 3181 8620 3180 8615 3169 8614
      3163 8617 3163 8614
TIME...MOT...LOC 1221Z 254DEG 35KT 3173 8653

$$
3 follow-up statements
000 
WWUS54 KMOB 021241
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
741 AM CDT THU APR 2 2009

ALC013-021251-
/O.CAN.KMOB.TO.W.0029.000000T0000Z-090402T1300Z/
BUTLER AL-
741 AM CDT THU APR 2 2009

...THE TORNADO WARNING FOR EAST CENTRAL BUTLER COUNTY IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 PM CDT THURSDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3168 8615 3169 8628 3171 8640 3179 8644
      3184 8640 3198 8627 3197 8618 3193 8617
      3188 8618 3184 8617 3181 8620 3180 8615
TIME...MOT...LOC 1241Z 252DEG 33KT 3182 8623

$$

ALC041-021300-
/O.CON.KMOB.TO.W.0029.000000T0000Z-090402T1300Z/
CRENSHAW AL-
741 AM CDT THU APR 2 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 AM CDT FOR CENTRAL
CRENSHAW COUNTY...

AT 733 AM CDT...THE NATIONAL WEATHER SERVICE CONTINUED TO INDICATE A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS TORNADO WAS
NEAR LIVE OAK...OR ABOUT 6 MILES NORTHWEST OF LUVERNE...MOVING EAST
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. IN ADDITION TO THE TORNADO...THIS
STORM IS CAPABLE OF PRODUCING LARGE DAMAGING HAIL OR DAMAGING
STRAIGHT LINE WINDS.

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...DITCH OR LOW DEPRESSION AND COVER YOUR
HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 PM CDT THURSDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3168 8615 3169 8628 3171 8640 3179 8644
      3184 8640 3198 8627 3197 8618 3193 8617
      3188 8618 3184 8617 3181 8620 3180 8615
TIME...MOT...LOC 1241Z 252DEG 33KT 3182 8623

$$
000 
WWUS54 KMOB 021249
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
749 AM CDT THU APR 2 2009

ALC041-021300-
/O.CON.KMOB.TO.W.0029.000000T0000Z-090402T1300Z/
CRENSHAW AL-
749 AM CDT THU APR 2 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 AM CDT FOR EAST
CENTRAL CRENSHAW COUNTY...

AT 746 AM CDT.... THIS TORNADO WAS NEAR PETREY...OR ABOUT 8 MILES 
NORTHEAST OF LUVERNE...MOVING EAST AT 40 MPH. THE STORM WILL SOON 
EXIT EASTERN CRENSHAW COUNTY.

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. IN ADDITION TO THE TORNADO...THIS
STORM IS CAPABLE OF PRODUCING LARGE DAMAGING HAIL OR DAMAGING
STRAIGHT LINE WINDS.

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...DITCH OR LOW DEPRESSION AND COVER YOUR
HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 PM CDT THURSDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3176 8615 3175 8620 3179 8622 3182 8624
      3185 8624 3189 8622 3189 8618 3184 8617
      3181 8620 3180 8615
TIME...MOT...LOC 1249Z 252DEG 33KT 3183 8617

$$
000 
WWUS54 KMOB 021255
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
755 AM CDT THU APR 2 2009

ALC041-021304-
/O.EXP.KMOB.TO.W.0029.000000T0000Z-090402T1300Z/
CRENSHAW AL-
755 AM CDT THU APR 2 2009

...THE TORNADO WARNING FOR EAST CENTRAL CRENSHAW COUNTY HAS BEEN 
CANCELLED...

THE STORM HAS SINCE EXITED EASTERN CRENSHAW COUNTY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 PM CDT THURSDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3176 8615 3175 8620 3179 8622 3182 8624
      3185 8624 3189 8622 3189 8618 3184 8617
      3181 8620 3180 8615
TIME...MOT...LOC 1254Z 180DEG 0KT 3182 8620

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 1, 10:27 PM CDTSmall Craft AdvisoryMOB38 hr
Apr 2, 5:31 AM CDTSpecial Marine WarningMOB59 min
Apr 2, 6:31 AM CDTSpecial Marine WarningMOB59 min
Apr 2, 7:29 AM CDTSpecial Marine WarningMOB61 min
Apr 2, 8:45 AM CDTSpecial Marine WarningMOB2 hr
Apr 2, 10:41 AM CDTSpecial Marine WarningMOB49 min
Apr 2, 12:12 PM CDTSpecial Marine WarningMOB93 min
Apr 2, 12:50 PM CDTSpecial Marine WarningMOB55 min
Apr 2, 12:58 PM CDTSevere Thunderstorm WarningMOBBaldwin62 min
Apr 2, 1:04 PM CDTSpecial Marine WarningMOB86 min
Apr 2, 1:32 PM CDTSevere Thunderstorm WarningMOBConecuh, Covington, Escambia29 min
Apr 2, 1:49 PM CDTSpecial Marine WarningMOB86 min
Apr 2, 2:38 PM CDTSevere Thunderstorm WarningMOBBaldwin, Choctaw, Clarke, Mobile, Monroe, Washington and 1 more52 min
Apr 2, 2:41 PM CDTSevere Thunderstorm WarningMOBBaldwin, Mobile53 min
Apr 2, 2:44 PM CDTSpecial Marine WarningMOB21 min
Apr 2, 2:48 PM CDTSpecial Marine WarningMOB87 min
Apr 2, 2:57 PM CDTRiver Flood WarningMOBMobile5 days
Apr 2, 3:18 PM CDTAreal Flood AdvisoryMOBMobile117 min
Apr 2, 3:28 PM CDTSevere Thunderstorm WarningMOBBaldwin, Clarke, Conecuh, Escambia, Mobile, Monroe and 1 more62 min
Apr 2, 3:53 PM CDTSevere Thunderstorm WarningMOBConecuh, Monroe, Wilcox37 min
Apr 2, 4:09 PM CDTSpecial Marine WarningMOB21 min

Nearby

Tornado Warnings in Alabama, 2009Every tornado warning in 2009Tornadoes in 2009

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.