Alert archive / Alabama / Tornado Warnings in 2014

Tornado Warning 14, NWS Birmingham, AL

April 28, 2014Walker County, Alabama

NWS Birmingham, AL issued this tornado warning at Apr 28, 2014, 8:30 PM CDT for Walker County, Alabama. It was in force for 30 min. 4 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 28, 2014, 8:30 PM CDT (01:30 UTC)
Expired: Apr 28, 2014, 9:00 PM CDT
In force: 30 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon

County Walker County, AL

The radar

The Birmingham radar (KBMX), 82 km from the middle of the area, began a volume at 01:30 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

Time	Report	Where	Remark
Apr 28, 8:40 PM CDT	TSTM WND DMG	5 E Jasper, AL	DAMAGE ALONG HIGHWAY 69 NEAR GRAVES PATE ROAD IN BOLDO. ROOF IN THE ROAD. TREES AND POWERLINES DOWN. POSSIBLE TORNADO.
Apr 28, 8:40 PM CDT	TSTM WND DMG	5 E Jasper, AL	DAMAGE ALONG HWY69 NEAR GRAVES PATE RD IN BOLDO. ROOF IN THE ROAD. TREES AND POWERLINES DOWN.
Apr 28, 8:40 PM CDT	TORNADO 1	5 Nne Cordova, AL	A TORNADO TOUCHED DOWN IN THE BOLDO COMMUNITY NEAR RICHARDSON RD AND MOVED TO THE NORTHEAST DOWNING TREES AS IT CROSSED GOLF COURSE RD AND SOUTH PINE DR. ONE HOME SUSTAINED MINOR SHINGLE DAMAGE. THE TORNADO CROSSED HWY 69 UPROOTING TREES, DAMAGING A SMALL CHUR
Apr 28, 8:43 PM CDT	FUNNEL CLOUD	2 W Sipsey, AL

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.

Issued	Product	Office	Lasted
Apr 28, 12:39 PM CDT	Tornado Watch PDS	SPC	8 hr
Apr 28, 7:59 PM CDT	Tornado Watch	SPC	11 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 1.5 hours before the alert went out and 81 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: 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.

010 
WFUS54 KBMX 290130
TORBMX
ALC127-290200-
/O.NEW.KBMX.TO.W.0014.140429T0130Z-140429T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
830 PM CDT MON APR 28 2014

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN WALKER COUNTY IN ALABAMA...

* UNTIL 900 PM CDT

* AT 825 PM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
  WAS LOCATED NEAR PARRISH...OR 6 MILES WEST OF CORDOVA...AND MOVING
  NORTHEAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  JASPER...CORDOVA...LYNNS PARK...ROCKY HOLLOW...SIPSEY...SMITH
  DAM...BOLDO...POWELLVILLE AND EMPIRE.

THIS INCLUDES...
US 78 EXIT NUMBERS 61 THROUGH 70...

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 3392 8708 3390 8708 3390 8701 3386 8698
      3386 8696 3384 8696 3382 8696 3369 8731
      3378 8740 3396 8711
TIME...MOT...LOC 0131Z 238DEG 34KT 3378 8724

$$

17/KLAWS

2 follow-up statements

151 
WWUS54 KBMX 290137
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
837 PM CDT MON APR 28 2014

ALC127-290200-
/O.CON.KBMX.TO.W.0014.000000T0000Z-140429T0200Z/
WALKER AL-
837 PM CDT MON APR 28 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR EAST CENTRAL WALKER COUNTY
UNTIL 900 PM CDT...

AT 835 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO.  THIS TORNADO WAS LOCATED NEAR CORDOVA...MOVING NORTHEAST AT
40 MPH.

LOCATIONS IMPACTED INCLUDE...
  LYNNS PARK...ROCKY HOLLOW...SIPSEY...SMITH DAM...BOLDO...
  POWELLVILLE AND EMPIRE.

THIS INCLUDES...
US 78 EXIT NUMBERS 63 THROUGH 70...

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

LAT...LON 3382 8730 3396 8711 3392 8708 3390 8708
      3390 8701 3386 8698 3386 8696 3382 8696
      3373 8721
TIME...MOT...LOC 0137Z 238DEG 34KT 3380 8718

$$

784 
WWUS54 KBMX 290148
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
848 PM CDT MON APR 28 2014

ALC127-290200-
/O.CON.KBMX.TO.W.0014.000000T0000Z-140429T0200Z/
WALKER AL-
848 PM CDT MON APR 28 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR EAST CENTRAL WALKER COUNTY
UNTIL 900 PM CDT...

AT 844 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
TORNADO WITH A POSSIBLE DEBRIS SIGNATURE!  THIS TORNADO WAS LOCATED 
NEAR SIPSEY...OR 6 MILES NORTHWEST OF SUMITON...MOVING NORTHEAST AT 
40 MPH.

LOCATIONS IMPACTED INCLUDE...
  SMITH DAM AND EMPIRE.

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

LAT...LON 3396 8711 3392 8708 3390 8708 3389 8701
      3386 8698 3386 8696 3382 8696 3376 8712
      3376 8714 3388 8722
TIME...MOT...LOC 0148Z 238DEG 34KT 3385 8707

$$

17/KLAWS

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 28, 7:12 PM CDT	Tornado Warning	BMX	Fayette, Lamar	63 min
Apr 28, 7:23 PM CDT	Tornado Warning	BMX	Fayette, Marion, Walker	67 min
Apr 28, 7:27 PM CDT	Severe Thunderstorm Warning	BMX	Fayette, Pickens	48 min
Apr 28, 7:47 PM CDT	Tornado Warning	BMX	Marion, Winston	58 min
Apr 28, 7:47 PM CDT	Tornado Warning	BMX	Fayette, Pickens, Tuscaloosa	43 min
Apr 28, 7:53 PM CDT	Severe Thunderstorm Warning	BMX	Pickens	52 min
Apr 28, 8:03 PM CDT	Tornado Warning	BMX	Winston	42 min
Apr 28, 8:06 PM CDT	Severe Thunderstorm Warning	BMX	Walker	54 min
Apr 28, 8:24 PM CDT	Tornado Warning	BMX	Pickens, Tuscaloosa	36 min
Apr 28, 8:41 PM CDT	Severe Thunderstorm Warning	BMX	Greene, Pickens, Sumter	49 min
Apr 28, 8:42 PM CDT	Severe Thunderstorm Warning	BMX	Fayette, Jefferson, Tuscaloosa, Walker	63 min
Apr 28, 8:46 PM CDT	Severe Thunderstorm Warning	BMX	Fayette, Pickens, Tuscaloosa	59 min
Apr 28, 8:58 PM CDT	Tornado Warning	BMX	Pickens, Tuscaloosa	47 min
Apr 28, 9:00 PM CDT	Tornado Warning	BMX	Pickens	45 min
Apr 28, 9:07 PM CDT	Tornado Warning	BMX	Sumter	53 min
Apr 28, 9:24 PM CDT	Severe Thunderstorm Warning	BMX	Greene, Hale, Tuscaloosa	51 min
Apr 28, 9:24 PM CDT	Tornado Warning	BMX	Jefferson	66 min
Apr 28, 9:45 PM CDT	Severe Thunderstorm Warning	BMX	Greene, Hale, Marengo, Sumter	45 min
Apr 28, 9:48 PM CDT	Tornado Warning	BMX	Bibb, Hale, Tuscaloosa	27 min
Apr 28, 9:52 PM CDT	Tornado Warning	BMX	Jefferson	53 min
Apr 28, 10:01 PM CDT	Tornado Warning	BMX	Blount, Jefferson	59 min
Apr 28, 10:06 PM CDT	Tornado Warning Emergency	BMX	Tuscaloosa	54 min
Apr 28, 10:22 PM CDT	Tornado Warning Emergency	BMX	Jefferson	38 min
Apr 28, 10:29 PM CDT	Severe Thunderstorm Warning	BMX	Bibb, Hale, Marengo, Perry	61 min
Apr 28, 10:41 PM CDT	Tornado Warning Emergency	BMX	Jefferson, Tuscaloosa	64 min
Apr 28, 11:16 PM CDT	Severe Thunderstorm Warning	BMX	Autauga, Bibb, Chilton, Dallas, Elmore, Marengo and 1 more	89 min
Apr 28, 11:28 PM CDT	Tornado Warning	BMX	Blount, Etowah	62 min
Apr 29, 12:08 AM CDT	Tornado Warning	BMX	Chilton, Coosa	67 min
Apr 29, 12:23 AM CDT	Tornado Warning	BMX	Etowah	52 min
Apr 29, 12:29 AM CDT	Tornado Warning	BMX	Blount	61 min
Apr 29, 12:51 AM CDT	Tornado Warning	BMX	Etowah	54 min
Apr 29, 1:25 AM CDT	Severe Thunderstorm Warning	BMX	Clay, Coosa, Tallapoosa	65 min
Apr 29, 1:30 AM CDT	Tornado Warning	BMX	Clay	45 min
Apr 29, 1:30 AM CDT	Tornado Warning	BMX	Autauga, Elmore	60 min
Apr 29, 1:36 AM CDT	Tornado Warning	BMX	Lowndes, Montgomery	54 min
Apr 29, 2:05 AM CDT	Tornado Warning	BMX	Elmore, Macon, Montgomery	55 min
Apr 29, 3:03 AM CDT	Severe Thunderstorm Warning	BMX	Pike	57 min
Apr 29, 3:23 AM CDT	Tornado Warning	BMX	Pike	37 min
Apr 29, 3:30 AM CDT	Tornado Warning	BMX	Lee, Macon	30 min
Apr 29, 3:52 AM CDT	Tornado Warning Emergency	BMX	Lee, Russell	38 min
Apr 29, 5:23 AM CDT	Dense Fog Advisory	BMX	Fayette, Greene, Hale, Lamar, Marengo, Marion and 5 more	4 hr
Apr 29, 10:00 AM CDT	River Flood Warning	BMX	Greene, Hale, Marengo	4 days
Apr 29, 5:48 PM CDT	Special Weather Statement	BMX	Winston	42 min
Apr 29, 5:50 PM CDT	Special Weather Statement	BMX	Pickens	40 min

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.