Alert archive / Alabama / Tornado Warnings in 2011

Tornado Warning 80, NWS Birmingham, AL

April 15, 2011Lowndes County, Montgomery County, Alabama

NWS Birmingham, AL issued this tornado warning at Apr 15, 2011, 7:06 PM CDT for Lowndes County, Montgomery County, Alabama. It was in force for 39 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: Apr 15, 2011, 7:06 PM CDT (00:06 UTC)
Expired: Apr 15, 2011, 7:45 PM CDT
In force: 39 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon

Counties Lowndes County, AL, Montgomery County, AL

What was reported inside it

Time	Report	Where	Remark
Apr 15, 7:37 PM CDT	FUNNEL CLOUD	Montgomery, AL	OVER MONTGOMERY AIRPORT.

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 15, 11:21 AM CDT	Tornado Watch	SPC	9 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.1 hours before the alert went out and 208 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: 406 J/kg
Mixed-layer CIN: -24 J/kg
Mixed-layer LCL: 1138 m above ground
0-6 km bulk shear: 68 kt
0-1 km storm-relative helicity: 373 m²/s²
0-3 km storm-relative helicity: 566 m²/s²
Significant tornado parameter: 1.3
Supercell composite: 11.3

Open this sounding in Storm Lab

The text

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

922 
WFUS54 KBMX 160006
TORBMX
ALC085-101-160045-
/O.NEW.KBMX.TO.W.0080.110416T0006Z-110416T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
706 PM CDT FRI APR 15 2011

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  LOWNDES COUNTY IN SOUTH CENTRAL ALABAMA...
  NORTHERN MONTGOMERY COUNTY IN SOUTH CENTRAL ALABAMA...

* UNTIL 745 PM CDT

* AT 703 PM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM
  WAS LOCATED NEAR BEECHWOOD...OR NEAR MOSSES...AND MOVING EAST AT 50
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  MOSSES...HAYNEVILLE...MONTGOMERY...LOWNDESBORO...CANTELOUS...
  PINTLALA...DANNELLY FIELD...HOPE HULL...WOODCREST AND HUNTER.

THIS INCLUDES...
INTERSTATE 65 EXIT NUMBERS 158 THROUGH 176...
INTERSTATE 85 EXIT NUMBERS 1 THROUGH 16...

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.

LAT...LON 3205 8674 3222 8681 3237 8656 3234 8653
      3235 8650 3241 8645 3241 8642 3243 8639
      3242 8631 3246 8632 3251 8626 3244 8618
      3245 8617 3241 8606 3228 8594 3228 8598
      3223 8600
TIME...MOT...LOC 0006Z 248DEG 42KT 3213 8667

$$

17/KLAWS

2 follow-up statements

179 
WWUS54 KBMX 160026
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
726 PM CDT FRI APR 15 2011

ALC085-101-160045-
/O.CON.KBMX.TO.W.0080.000000T0000Z-110416T0045Z/
LOWNDES AL-MONTGOMERY AL-
726 PM CDT FRI APR 15 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MONTGOMERY AND
NORTHEASTERN LOWNDES COUNTIES UNTIL 745 PM CDT...

AT 722 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 6 MILES WEST OF PINTLALA...OR 7 MILES EAST OF
HAYNEVILLE...MOVING EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  MONTGOMERY...PINTLALA...DANNELLY FIELD...HOPE HULL...WOODCREST...
  HUNTER...SNOWDOUN...PINEDALE...MONTGOMERY ZOO AND BOYLSTON.

THIS INCLUDES...
INTERSTATE 65 EXIT NUMBERS 158 THROUGH 176...
INTERSTATE 85 EXIT NUMBERS 1 THROUGH 16...

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

LAT...LON 3230 8663 3237 8656 3234 8653 3236 8649
      3241 8645 3241 8642 3243 8639 3242 8631
      3246 8632 3251 8626 3244 8618 3245 8617
      3241 8606 3228 8594 3228 8598 3223 8601
      3211 8649
TIME...MOT...LOC 0026Z 248DEG 42KT 3221 8641

$$

214 
WWUS54 KBMX 160033
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
733 PM CDT FRI APR 15 2011

ALC085-160043-
/O.CAN.KBMX.TO.W.0080.000000T0000Z-110416T0045Z/
LOWNDES AL-
733 PM CDT FRI APR 15 2011

...THE TORNADO WARNING FOR NORTHEASTERN LOWNDES 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 3224 8640 3228 8647 3235 8650 3241 8645
      3241 8642 3243 8639 3242 8631 3246 8632
      3251 8626 3244 8618 3245 8617 3241 8606
      3228 8594 3228 8598 3223 8601 3215 8639
TIME...MOT...LOC 0033Z 248DEG 42KT 3224 8632

$$

ALC101-160045-
/O.CON.KBMX.TO.W.0080.000000T0000Z-110416T0045Z/
MONTGOMERY AL-
733 PM CDT FRI APR 15 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MONTGOMERY COUNTY
UNTIL 745 PM CDT...

AT 731 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR HOPE HULL...OR 9 MILES SOUTHWEST OF
MONTGOMERY...MOVING EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  MONTGOMERY...SNOWDOUN...PINEDALE...MONTGOMERY ZOO...BOYLSTON...BOB
  WOODRUFF LAKE...PIKE ROAD...AUBURN UNIVERSITY IN MONTGOMERY...MOUNT
  MEIGS AND WAUGH.

THIS INCLUDES...
INTERSTATE 65 EXIT NUMBERS 164 THROUGH 176...
INTERSTATE 85 EXIT NUMBERS 1 THROUGH 16...

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

LAT...LON 3224 8640 3228 8647 3235 8650 3241 8645
      3241 8642 3243 8639 3242 8631 3246 8632
      3251 8626 3244 8618 3245 8617 3241 8606
      3228 8594 3228 8598 3223 8601 3215 8639
TIME...MOT...LOC 0033Z 248DEG 42KT 3224 8632

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 15, 7:03 PM CDT	Tornado Warning	BMX	Autauga, Chilton, Dallas, Perry	57 min
Apr 15, 7:09 PM CDT	Tornado Warning	BMX	Dallas, Marengo, Perry	66 min
Apr 15, 7:33 PM CDT	Areal Flood Advisory	BMX	Marengo	3 hr
Apr 15, 7:41 PM CDT	Tornado Warning	BMX	Chilton, Coosa	28 min
Apr 15, 8:10 PM CDT	Tornado Warning	BMX	Autauga, Chilton, Dallas, Perry	50 min
Apr 15, 8:52 PM CDT	Tornado Warning	BMX	Autauga, Elmore	38 min
Apr 15, 9:15 PM CDT	Tornado Warning	BMX	Autauga, Chilton, Coosa, Elmore	30 min
Apr 15, 9:19 PM CDT	Tornado Warning	BMX	Autauga, Dallas, Lowndes	41 min
Apr 15, 9:37 PM CDT	Tornado Warning	BMX	Coosa, Elmore, Tallapoosa	38 min
Apr 15, 10:32 PM CDT	Severe Thunderstorm Warning	BMX	Autauga, Chilton, Coosa, Dallas, Elmore, Lowndes and 2 more	28 min
Apr 15, 10:43 PM CDT	Severe Thunderstorm Warning	BMX	Calhoun, Clay, Cleburne, Coosa, Randolph, Talladega and 1 more	32 min
Apr 15, 10:44 PM CDT	Tornado Warning	BMX	Autauga, Coosa, Elmore	46 min
Apr 15, 11:20 PM CDT	Severe Thunderstorm Warning	BMX	Lowndes, Montgomery, Pike	40 min
Apr 15, 11:21 PM CDT	Tornado Warning	BMX	Chambers, Coosa, Elmore, Tallapoosa	54 min
Apr 15, 11:28 PM CDT	Severe Thunderstorm Warning	BMX	Chambers, Clay, Cleburne, Randolph, Tallapoosa	47 min
Apr 15, 11:52 PM CDT	Severe Thunderstorm Warning	BMX	Bullock, Macon, Montgomery, Pike	38 min
Apr 15, 11:53 PM CDT	Tornado Warning	BMX	Chambers, Randolph, Tallapoosa	52 min
Apr 16, 12:14 AM CDT	Severe Thunderstorm Warning	BMX	Bullock, Montgomery, Pike	46 min
Apr 16, 12:36 AM CDT	Flash Flood Warning	BMX	Chambers, Randolph, Tallapoosa	3 hr
Apr 16, 12:41 AM CDT	Severe Thunderstorm Warning	BMX	Bullock, Lee, Macon, Russell	34 min
Apr 16, 12:55 AM CDT	Severe Thunderstorm Warning	BMX	Bullock, Macon, Montgomery, Pike	50 min
Apr 16, 1:26 AM CDT	Severe Thunderstorm Warning	BMX	Bullock, Lee, Macon, Russell	49 min
Apr 16, 2:11 AM CDT	Severe Thunderstorm Warning	BMX	Lee, Russell	19 min
Apr 16, 2:58 AM CDT	Special Weather Statement	BMX	Russell	47 min
Apr 16, 4:13 AM CDT	Wind Advisory	BMX	Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more	15 hr

Nearby

Tornado Warnings in Alabama, 2011 Every tornado warning in 2011 Tornadoes in 2011

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.