Alert archive / Alabama / Tornado Warnings in 2014

Tornado Warning 31, NWS Birmingham, AL

April 29, 2014Autauga County, Elmore County, Alabama

NWS Birmingham, AL issued this tornado warning at Apr 29, 2014, 1:30 AM CDT for Autauga County, Elmore County, Alabama. It was in force for 60 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 29, 2014, 1:30 AM CDT (06:30 UTC)
Expired
Apr 29, 2014, 2:30 AM CDT
In force
60 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon

Counties Autauga County, AL, Elmore County, AL

The radar

The Maxwell AFB radar (KMXX), 49 km from the middle of the area, began a volume at 06:33 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 28, 7:59 PM CDTTornado WatchSPC11 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 6.5 hours before the alert went out and 82 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 2014-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1160 joules per kilogram.LCLLFCEL10008507005003002001001 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, Birmingham, AL at 00:00Z on 2014-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 236 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
1160 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
1240 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
236 m²/s²
0-3 km storm-relative helicity
361 m²/s²
Significant tornado parameter
1.6
Supercell composite
9.6

Open this sounding in Storm Lab

The text

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

717 
WFUS54 KBMX 290630 RRA
TORBMX
ALC001-051-290730-
/O.NEW.KBMX.TO.W.0031.140429T0630Z-140429T0730Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
130 AM CDT TUE APR 29 2014

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN AUTAUGA COUNTY IN ALABAMA...
  ELMORE COUNTY IN EAST CENTRAL ALABAMA...

* UNTIL 230 AM CDT

* AT 128 AM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
  WAS LOCATED NEAR AUTAUGA COUNTY AIRPORT...OR 7 MILES SOUTHWEST OF
  PRATTVILLE...AND MOVING NORTHEAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  PRATTVILLE...MILLBROOK...WETUMPKA...AUTAUGA COUNTY AIRPORT...
  COOSADA...ELMORE...DEATSVILLE...JORDAN LAKE...WEOKA MILLS AND
  TITUS.

THIS INCLUDES...
INTERSTATE 65 EXIT NUMBERS 179 THROUGH 186...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.

&&

TO REPORT SEVERE WEATHER...
CALL 1-800-856-0758 OR TWEET YOUR REPORT USING HASHTAG ALWX

LAT...LON 3237 8655 3238 8661 3276 8636 3277 8633
      3275 8631 3275 8598 3277 8596 3275 8595
      3274 8588 3250 8628 3249 8631 3241 8642
      3241 8646 3238 8646 3235 8652
TIME...MOT...LOC 0631Z 222DEG 30KT 3241 8651

$$

17/KLAWS
3 follow-up statements
729 
WWUS54 KBMX 290646 RRA
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
146 AM CDT TUE APR 29 2014

ALC001-051-290730-
/O.CON.KBMX.TO.W.0031.000000T0000Z-140429T0730Z/
ELMORE AL-AUTAUGA AL-
146 AM CDT TUE APR 29 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN AUTAUGA AND
ELMORE COUNTIES UNTIL 230 AM CDT...

AT 143 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO.  THIS TORNADO WAS LOCATED NEAR PRATTVILLE...MOVING NORTHEAST
AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...
  MILLBROOK...COOSADA...ELMORE...DEATSVILLE...JORDAN LAKE...WEOKA
  MILLS...TEN CEDAR ESTATES...TITUS...DEXTER AND SANTUCK.

THIS INCLUDES...
INTERSTATE 65 EXIT NUMBERS 179 THROUGH 186...

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

LAT...LON 3239 8653 3251 8653 3276 8636 3277 8633
      3275 8631 3275 8598 3277 8596 3275 8595
      3274 8588 3248 8632 3241 8642 3241 8646
      3238 8646 3237 8648 3236 8650
TIME...MOT...LOC 0647Z 220DEG 29KT 3251 8645

$$
312 
WWUS54 KBMX 290659
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
159 AM CDT TUE APR 29 2014

ALC001-290709-
/O.CAN.KBMX.TO.W.0031.000000T0000Z-140429T0730Z/
AUTAUGA AL-
159 AM CDT TUE APR 29 2014

...THE TORNADO WARNING FOR SOUTHEASTERN AUTAUGA COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

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

LAT...LON 3268 8641 3276 8636 3275 8634 3277 8633
      3275 8631 3275 8598 3277 8596 3275 8595
      3274 8588 3249 8631 3242 8641
TIME...MOT...LOC 0659Z 242DEG 40KT 3260 8627

$$

ALC051-290730-
/O.CON.KBMX.TO.W.0031.000000T0000Z-140429T0730Z/
ELMORE AL-
159 AM CDT TUE APR 29 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR ELMORE COUNTY UNTIL 230 AM
CDT...

AT 156 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO.  THIS TORNADO WAS LOCATED NEAR ELMORE...OR 7 MILES NORTHWEST
OF WETUMPKA...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  WEOKA MILLS...TITUS...TEN CEDAR ESTATES...DEXTER...SANTUCK...MARTIN
  LAKE AT KOWALIGA...JORDAN DAM...WALLSBORO AND CENTRAL.

THIS INCLUDES...
INTERSTATE 65 EXIT NUMBERS 179 THROUGH 181...

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

LAT...LON 3268 8641 3276 8636 3275 8634 3277 8633
      3275 8631 3275 8598 3277 8596 3275 8595
      3274 8588 3249 8631 3242 8641
TIME...MOT...LOC 0659Z 242DEG 40KT 3260 8627

$$
072 
WWUS54 KBMX 290702
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
202 AM CDT TUE APR 29 2014

ALC051-290712-
/O.CAN.KBMX.TO.W.0031.000000T0000Z-140429T0730Z/
ELMORE AL-
202 AM CDT TUE APR 29 2014

...THE TORNADO WARNING FOR ELMORE COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

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

LAT...LON 3268 8641 3276 8636 3275 8634 3277 8633
      3275 8631 3275 8598 3277 8596 3275 8595
      3274 8588 3249 8631 3242 8641
TIME...MOT...LOC 0702Z 242DEG 40KT 3261 8623

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 7:12 PM CDTTornado WarningBMXFayette, Lamar63 min
Apr 28, 7:23 PM CDTTornado WarningBMXFayette, Marion, Walker67 min
Apr 28, 7:27 PM CDTSevere Thunderstorm WarningBMXFayette, Pickens48 min
Apr 28, 7:47 PM CDTTornado WarningBMXMarion, Winston58 min
Apr 28, 7:47 PM CDTTornado WarningBMXFayette, Pickens, Tuscaloosa43 min
Apr 28, 7:53 PM CDTSevere Thunderstorm WarningBMXPickens52 min
Apr 28, 8:03 PM CDTTornado WarningBMXWinston42 min
Apr 28, 8:06 PM CDTSevere Thunderstorm WarningBMXWalker54 min
Apr 28, 8:24 PM CDTTornado WarningBMXPickens, Tuscaloosa36 min
Apr 28, 8:30 PM CDTTornado WarningBMXWalker30 min
Apr 28, 8:41 PM CDTSevere Thunderstorm WarningBMXGreene, Pickens, Sumter49 min
Apr 28, 8:42 PM CDTSevere Thunderstorm WarningBMXFayette, Jefferson, Tuscaloosa, Walker63 min
Apr 28, 8:46 PM CDTSevere Thunderstorm WarningBMXFayette, Pickens, Tuscaloosa59 min
Apr 28, 8:58 PM CDTTornado WarningBMXPickens, Tuscaloosa47 min
Apr 28, 9:00 PM CDTTornado WarningBMXPickens45 min
Apr 28, 9:07 PM CDTTornado WarningBMXSumter53 min
Apr 28, 9:24 PM CDTSevere Thunderstorm WarningBMXGreene, Hale, Tuscaloosa51 min
Apr 28, 9:24 PM CDTTornado WarningBMXJefferson66 min
Apr 28, 9:45 PM CDTSevere Thunderstorm WarningBMXGreene, Hale, Marengo, Sumter45 min
Apr 28, 9:48 PM CDTTornado WarningBMXBibb, Hale, Tuscaloosa27 min
Apr 28, 9:52 PM CDTTornado WarningBMXJefferson53 min
Apr 28, 10:01 PM CDTTornado WarningBMXBlount, Jefferson59 min
Apr 28, 10:06 PM CDTTornado Warning EmergencyBMXTuscaloosa54 min
Apr 28, 10:22 PM CDTTornado Warning EmergencyBMXJefferson38 min
Apr 28, 10:29 PM CDTSevere Thunderstorm WarningBMXBibb, Hale, Marengo, Perry61 min
Apr 28, 10:41 PM CDTTornado Warning EmergencyBMXJefferson, Tuscaloosa64 min
Apr 28, 11:16 PM CDTSevere Thunderstorm WarningBMXAutauga, Bibb, Chilton, Dallas, Elmore, Marengo and 1 more89 min
Apr 28, 11:28 PM CDTTornado WarningBMXBlount, Etowah62 min
Apr 29, 12:08 AM CDTTornado WarningBMXChilton, Coosa67 min
Apr 29, 12:23 AM CDTTornado WarningBMXEtowah52 min
Apr 29, 12:29 AM CDTTornado WarningBMXBlount61 min
Apr 29, 12:51 AM CDTTornado WarningBMXEtowah54 min
Apr 29, 1:25 AM CDTSevere Thunderstorm WarningBMXClay, Coosa, Tallapoosa65 min
Apr 29, 1:30 AM CDTTornado WarningBMXClay45 min
Apr 29, 1:36 AM CDTTornado WarningBMXLowndes, Montgomery54 min
Apr 29, 2:05 AM CDTTornado WarningBMXElmore, Macon, Montgomery55 min
Apr 29, 3:03 AM CDTSevere Thunderstorm WarningBMXPike57 min
Apr 29, 3:23 AM CDTTornado WarningBMXPike37 min
Apr 29, 3:30 AM CDTTornado WarningBMXLee, Macon30 min
Apr 29, 3:52 AM CDTTornado Warning EmergencyBMXLee, Russell38 min
Apr 29, 5:23 AM CDTDense Fog AdvisoryBMXFayette, Greene, Hale, Lamar, Marengo, Marion and 5 more4 hr
Apr 29, 10:00 AM CDTRiver Flood WarningBMXGreene, Hale, Marengo4 days
Apr 29, 5:48 PM CDTSpecial Weather StatementBMXWinston42 min
Apr 29, 5:50 PM CDTSpecial Weather StatementBMXPickens40 min

Nearby

Tornado Warnings in Alabama, 2014Every tornado warning in 2014Tornadoes in 2014

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; radar from the NEXRAD Level II archive.