Alert archive / Alabama / Tornado Warnings in 2013

Tornado Warning 4, NWS Birmingham, AL

January 30, 2013Coosa County, Talladega County, Alabama

NWS Birmingham, AL issued this tornado warning at Jan 30, 2013, 8:15 AM CST for Coosa County, Talladega County, Alabama. It was in force for 45 min. 1 report 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: Jan 30, 2013, 8:15 AM CST (14:15 UTC)
Expired: Jan 30, 2013, 9:00 AM CST
In force: 45 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon

Counties Coosa County, AL, Talladega County, AL

The radar

The Birmingham radar (KBMX), 57 km from the middle of the area, began a volume at 14:16 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
Jan 30, 8:50 AM CST	TSTM WND DMG	Sylacauga, AL	POWER LINES DOWN ON 13TH STREET AND A TREE DOWN/POWER LINES DOWN AT INTERSECTION OF HWY 21 AND HWY 280

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
Jan 30, 5:15 AM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 2.3 hours before the alert went out and 57 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: 916 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 468 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 296 m²/s²
0-3 km storm-relative helicity: 364 m²/s²
Significant tornado parameter: 1.9
Supercell composite: 9.6

Open this sounding in Storm Lab

The text

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

780 
WFUS54 KBMX 301415
TORBMX
ALC037-121-301500-
/O.NEW.KBMX.TO.W.0004.130130T1415Z-130130T1500Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
815 AM CST WED JAN 30 2013

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN COOSA COUNTY IN EAST CENTRAL ALABAMA...
  SOUTHERN TALLADEGA COUNTY IN EAST CENTRAL ALABAMA...

* UNTIL 900 AM CST

* AT 816 AM CST...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
  WAS LOCATED NEAR MARBLE VALLEY...OR 6 MILES WEST OF WEOGUFKA...AND
  MOVING NORTHEAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  STEWARTVILLE...SYLACAUGA...FAYETTEVILLE...WOODSTOCK...SYCAMORE...
  WINTERBORO...ALPINE...VARNONS...GANTTS QUARRY AND SYLACAUGA
  MUNICIPAL AIRPORT.

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 3330 8612 3320 8612 3319 8617 3310 8618
      3297 8642 3305 8649 3339 8625 3335 8598
      3334 8598 3329 8598
TIME...MOT...LOC 1416Z 215DEG 47KT 3309 8637

$$

73

3 follow-up statements

049 
WWUS54 KBMX 301426
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
826 AM CST WED JAN 30 2013

ALC037-301436-
/O.CAN.KBMX.TO.W.0004.000000T0000Z-130130T1500Z/
COOSA AL-
826 AM CST WED JAN 30 2013

...THE TORNADO WARNING FOR NORTHWESTERN COOSA 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 3329 8598 3330 8612 3320 8612 3319 8617
      3310 8618 3311 8645 3339 8625 3335 8598
TIME...MOT...LOC 1426Z 215DEG 47KT 3320 8628

$$

ALC121-301500-
/O.CON.KBMX.TO.W.0004.000000T0000Z-130130T1500Z/
TALLADEGA AL-
826 AM CST WED JAN 30 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHERN TALLADEGA COUNTY
UNTIL 900 AM CST...

AT 826 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO.  THIS TORNADO WAS LOCATED NEAR FAYETTEVILLE...OR 5 MILES
SOUTHWEST OF SYLACAUGA...MOVING NORTHEAST AT 55 MPH.

LOCATIONS IMPACTED INCLUDE...
  WOODSTOCK...SYCAMORE...WINTERBORO...ALPINE AND CHANDLER SPRINGS.

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

LAT...LON 3329 8598 3330 8612 3320 8612 3319 8617
      3310 8618 3311 8645 3339 8625 3335 8598
TIME...MOT...LOC 1426Z 215DEG 47KT 3320 8628

$$

668 
WWUS54 KBMX 301434
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
834 AM CST WED JAN 30 2013

ALC121-301500-
/O.CON.KBMX.TO.W.0004.000000T0000Z-130130T1500Z/
TALLADEGA AL-
834 AM CST WED JAN 30 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHERN TALLADEGA COUNTY
UNTIL 900 AM CST...

AT 835 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO.  THIS TORNADO WAS LOCATED NEAR SYCAMORE...OR NEAR
SYLACAUGA...MOVING NORTHEAST AT 55 MPH.

LOCATIONS IMPACTED INCLUDE...
  WINTERBORO...ALPINE AND CHANDLER SPRINGS.

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

LAT...LON 3329 8598 3330 8612 3320 8612 3319 8617
      3318 8620 3321 8637 3339 8625 3335 8598
TIME...MOT...LOC 1435Z 215DEG 47KT 3330 8620

$$

017 
WWUS54 KBMX 301441
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
841 AM CST WED JAN 30 2013

ALC121-301451-
/O.CAN.KBMX.TO.W.0004.000000T0000Z-130130T1500Z/
TALLADEGA AL-
841 AM CST WED JAN 30 2013

...THE TORNADO WARNING FOR SOUTHERN TALLADEGA 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 3329 8598 3330 8612 3320 8612 3319 8617
      3318 8620 3321 8637 3339 8625 3335 8598
TIME...MOT...LOC 1441Z 215DEG 47KT 3336 8614

$$

75

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 30, 3:54 AM CST	Special Weather Statement	BMX	Marion	66 min
Jan 30, 4:34 AM CST	Severe Thunderstorm Warning	BMX	Lamar, Marion	41 min
Jan 30, 5:05 AM CST	Tornado Warning	BMX	Chilton	40 min
Jan 30, 5:23 AM CST	Severe Thunderstorm Warning	BMX	Fayette, Lamar, Marion, Walker, Winston	52 min
Jan 30, 5:44 AM CST	Tornado Warning	BMX	Winston	31 min
Jan 30, 5:49 AM CST	Tornado Warning	BMX	Tuscaloosa, Walker	41 min
Jan 30, 6:49 AM CST	Severe Thunderstorm Warning	BMX	Tuscaloosa	56 min
Jan 30, 7:28 AM CST	Severe Thunderstorm Warning	BMX	Sumter	47 min
Jan 30, 7:53 AM CST	Severe Thunderstorm Warning	BMX	Chilton, Coosa	52 min
Jan 30, 8:00 AM CST	Severe Thunderstorm Warning	BMX	Hale, Marengo	45 min
Jan 30, 8:19 AM CST	Areal Flood Advisory	BMX	Hale	116 min
Jan 30, 8:46 AM CST	Severe Thunderstorm Warning	BMX	Talladega	29 min
Jan 30, 8:48 AM CST	Areal Flood Advisory	BMX	Bibb, Hale, Jefferson, Shelby	117 min
Jan 30, 9:02 AM CST	Severe Thunderstorm Warning	BMX	Calhoun	28 min
Jan 30, 9:08 AM CST	Tornado Warning	BMX	Calhoun	52 min
Jan 30, 9:20 AM CST	Tornado Warning	BMX	Cleburne	40 min
Jan 30, 9:43 AM CST	Flash Flood Warning	BMX	Jefferson	3 hr
Jan 30, 10:09 AM CST	Severe Thunderstorm Warning	BMX	Autauga, Coosa, Elmore	51 min
Jan 30, 10:12 AM CST	Flash Flood Warning	BMX	Talladega	3 hr
Jan 30, 10:20 AM CST	Flash Flood Warning	BMX	Calhoun, St. Clair	3 hr
Jan 30, 10:24 AM CST	Severe Thunderstorm Warning	BMX	Elmore, Montgomery	51 min
Jan 30, 10:31 AM CST	Severe Thunderstorm Warning	BMX	Clay, Randolph	44 min
Jan 30, 10:42 AM CST	Flash Flood Warning	BMX	Clay, Cleburne	3 hr
Jan 30, 10:53 AM CST	Severe Thunderstorm Warning	BMX	Clay, Tallapoosa	37 min
Jan 30, 10:57 AM CST	Severe Thunderstorm Warning	BMX	Tallapoosa	33 min
Jan 30, 11:08 AM CST	Severe Thunderstorm Warning	BMX	Cleburne, Randolph	37 min
Jan 30, 11:19 AM CST	Severe Thunderstorm Warning	BMX	Elmore, Tallapoosa	26 min
Jan 30, 11:26 AM CST	Severe Thunderstorm Warning	BMX	Chambers, Randolph	49 min
Jan 30, 12:10 PM CST	Tornado Warning	BMX	Bullock, Montgomery, Pike	35 min
Jan 30, 12:26 PM CST	Tornado Warning	BMX	Barbour, Bullock, Russell	34 min
Jan 30, 12:28 PM CST	Areal Flood Advisory	BMX	Chambers, Randolph, Tallapoosa	3 hr
Jan 30, 12:55 PM CST	Areal Flood Warning	BMX	Talladega	3 hr
Jan 30, 2:03 PM CST	Severe Thunderstorm Warning	BMX	Barbour, Lee, Pike, Russell	57 min

Nearby

Tornado Warnings in Alabama, 2013 Every tornado warning in 2013 Tornadoes in 2013

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.