Alert archive / Alabama / Tornado Warnings in 2014

Tornado Warning 1, NWS Birmingham, AL

April 7, 2014Bibb County, Perry County, Alabama

NWS Birmingham, AL issued this tornado warning at Apr 7, 2014, 3:01 AM CDT for Bibb County, Perry County, Alabama. It was in force for 29 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 7, 2014, 3:01 AM CDT (08:01 UTC)
Expired: Apr 7, 2014, 3:30 AM CDT
In force: 29 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon

Counties Bibb County, AL, Perry County, AL

The radar

The Birmingham radar (KBMX), 36 km from the middle of the area, began a volume at 08:04 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.

Issued	Product	Office	Lasted
Apr 7, 1:16 AM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 8.0 hours before the alert went out and 36 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 630 m above ground
0-6 km bulk shear: 70 kt
0-1 km storm-relative helicity: 135 m²/s²
0-3 km storm-relative helicity: 634 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.

541 
WFUS54 KBMX 070801
TORBMX
ALC007-105-070830-
/O.NEW.KBMX.TO.W.0001.140407T0801Z-140407T0830Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
301 AM CDT MON APR 7 2014

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN BIBB COUNTY IN ALABAMA...
  NORTHERN PERRY COUNTY IN ALABAMA...

* UNTIL 330 AM CDT

* AT 259 AM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
  WAS LOCATED 7 MILES NORTHWEST OF MARION...AND MOVING NORTHEAST AT
  50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  BRENT...CENTREVILLE...HEIBERGER...HARRISBURG...WEST CENTREVILLE...
  TALLADEGA NATIONAL FOREST...LAWLEY...ASHBY...BRIERFIELD IRONWORKS
  PARK AND ELLARDS.

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 3312 8697 3310 8697 3310 8695 3308 8695
      3305 8688 3289 8688 3284 8697 3284 8702
      3276 8702 3266 8742 3276 8745
TIME...MOT...LOC 0801Z 232DEG 42KT 3272 8737

$$

05/MA

2 follow-up statements

258 
WWUS54 KBMX 070814
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
314 AM CDT MON APR 7 2014

ALC007-105-070830-
/O.CON.KBMX.TO.W.0001.000000T0000Z-140407T0830Z/
BIBB AL-PERRY AL-
314 AM CDT MON APR 7 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN PERRY AND
SOUTHEASTERN BIBB COUNTIES UNTIL 330 AM CDT...

AT 311 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO.  THIS TORNADO WAS LOCATED NEAR HEIBERGER...OR 11 MILES NORTH
OF MARION...MOVING NORTHEAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  BRENT...CENTREVILLE...HARRISBURG...WEST CENTREVILLE...TALLADEGA
  NATIONAL FOREST...LAWLEY...ASHBY...BRIERFIELD IRONWORKS PARK...
  OAKMULGEE AND BIBB COUNTY AIRPORT.

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

LAT...LON 3312 8697 3310 8697 3310 8695 3308 8695
      3305 8688 3289 8688 3284 8697 3284 8702
      3279 8702 3275 8729 3282 8734
TIME...MOT...LOC 0815Z 232DEG 42KT 3282 8721

$$

05/MA

386 
WWUS54 KBMX 070823
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
323 AM CDT MON APR 7 2014

ALC007-105-070833-
/O.EXP.KBMX.TO.W.0001.000000T0000Z-140407T0830Z/
BIBB AL-PERRY AL-
323 AM CDT MON APR 7 2014

...THE TORNADO WARNING FOR NORTHEASTERN PERRY AND SOUTHEASTERN BIBB
COUNTIES WILL EXPIRE AT 330 AM CDT...

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

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 800 AM.

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

LAT...LON 3312 8697 3310 8697 3310 8695 3308 8695
      3305 8688 3289 8688 3284 8697 3284 8702
      3279 8702 3275 8729 3282 8734
TIME...MOT...LOC 0823Z 232DEG 42KT 3288 8712

$$

05/MA

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 6, 7:38 PM CDT	Special Weather Statement	BMX	Montgomery	52 min
Apr 6, 8:30 PM CDT	Special Weather Statement	BMX	Pickens	45 min
Apr 6, 8:42 PM CDT	Severe Thunderstorm Warning	BMX	Pickens	48 min
Apr 6, 9:07 PM CDT	Severe Thunderstorm Warning	BMX	Tuscaloosa	53 min
Apr 6, 9:51 PM CDT	Special Weather Statement	BMX	Jefferson	39 min
Apr 6, 10:31 PM CDT	Flash Flood Warning	BMX	Greene, Pickens, Sumter, Tuscaloosa	6 hr
Apr 6, 10:52 PM CDT	Special Weather Statement	BMX	Blount, Jefferson	38 min
Apr 6, 11:23 PM CDT	Flash Flood Warning	BMX	Fayette, Jefferson, Lamar, Walker	6 hr
Apr 7, 12:58 AM CDT	Flash Flood Warning	BMX	Bibb, Calhoun, Hale, St. Clair, Shelby, Talladega	6 hr
Apr 7, 1:59 AM CDT	Areal Flood Advisory	BMX	Blount, Cherokee, Etowah	6 hr
Apr 7, 2:27 AM CDT	River Flood Warning	BMX	Jefferson	21 hr
Apr 7, 2:36 AM CDT	River Flood Warning	BMX	Jefferson	15 hr
Apr 7, 3:13 AM CDT	Tornado Warning	BMX	Dallas	32 min
Apr 7, 3:25 AM CDT	Flash Flood Warning	BMX	Clay, Cleburne, Randolph	6 hr
Apr 7, 4:29 AM CDT	Flash Flood Warning Emergency	BMX	Bibb, Jefferson, Shelby	3 hr
Apr 7, 5:07 AM CDT	Severe Thunderstorm Warning	BMX	Lowndes	38 min
Apr 7, 5:24 AM CDT	Areal Flood Advisory	BMX	Chilton, Coosa, Tallapoosa	111 min
Apr 7, 5:30 AM CDT	Severe Thunderstorm Warning	BMX	Montgomery	45 min
Apr 7, 6:48 AM CDT	River Flood Warning	BMX	Greene, Hale, Marengo, Tuscaloosa	28 hr
Apr 7, 7:21 AM CDT	Areal Flood Advisory	BMX	Barbour, Bullock, Chambers, Dallas, Elmore, Lee and 5 more	3 hr
Apr 7, 7:22 AM CDT	Areal Flood Warning	BMX	Coosa, Tallapoosa	3 hr
Apr 7, 7:31 AM CDT	Areal Flood Warning	BMX	Blount, Calhoun, Cherokee, Clay, Cleburne, Etowah and 3 more	3 hr
Apr 7, 7:36 AM CDT	Severe Thunderstorm Warning	BMX	Pike	39 min
Apr 7, 7:41 AM CDT	Flash Flood Warning	BMX	Bullock, Chambers, Lee, Macon, Montgomery	3 hr
Apr 7, 7:53 AM CDT	Areal Flood Warning	BMX	Lamar	24 hr
Apr 7, 7:54 AM CDT	Areal Flood Warning	BMX	Bibb, Fayette, Jefferson, Pickens, Shelby, Tuscaloosa and 1 more	7 hr
Apr 7, 8:09 AM CDT	Severe Thunderstorm Warning	BMX	Barbour, Bullock, Macon	66 min
Apr 7, 8:26 AM CDT	River Flood Warning	BMX	Chilton, Coosa, Elmore, Shelby, Talladega	50 hr
Apr 7, 8:31 AM CDT	Areal Flood Warning	BMX	Autauga, Chilton, Dallas, Elmore, Lowndes	6 hr
Apr 7, 8:32 AM CDT	Severe Thunderstorm Warning	BMX	Lee, Russell	58 min
Apr 7, 8:38 AM CDT	Severe Thunderstorm Warning	BMX	Barbour	52 min
Apr 7, 9:00 AM CDT	River Flood Warning	BMX	Chambers, Elmore, Macon, Randolph, Tallapoosa	71 hr
Apr 7, 9:14 AM CDT	River Flood Warning	BMX	Greene, Hale, Marengo, Sumter, Tuscaloosa	65 hr
Apr 7, 10:13 AM CDT	River Flood Warning	BMX	Autauga, Dallas, Elmore, Lowndes, Montgomery	5 days
Apr 7, 10:13 AM CDT	River Flood Warning	BMX	Autauga, Dallas, Lowndes	4 days
Apr 7, 10:13 AM CDT	River Flood Warning	BMX	Dallas	4 days
Apr 7, 10:28 AM CDT	River Flood Warning	BMX	Dallas, Perry	5 days
Apr 7, 10:31 AM CDT	River Flood Warning	BMX	Elmore, Montgomery	4 days
Apr 7, 11:22 AM CDT	Areal Flood Warning	BMX	Blount, Calhoun, Chambers, Clay, Coosa, Etowah and 4 more	4 hr
Apr 7, 11:27 AM CDT	Areal Flood Warning	BMX	Barbour, Bullock, Lee, Macon, Montgomery, Pike and 2 more	4 hr
Apr 7, 2:47 PM CDT	River Flood Warning	BMX	Jefferson, Tuscaloosa, Walker	44 hr

Nearby

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