Alert archive / Alabama / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 113, NWS Birmingham, AL

August 18, 20145 counties in Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Aug 18, 2014, 4:21 PM CDT for 5 counties in Alabama. It was in force for 54 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: Aug 18, 2014, 4:21 PM CDT (21:21 UTC)
Expired: Aug 18, 2014, 5:15 PM CDT
In force: 54 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon

Counties Bullock County, AL, Macon County, AL, Montgomery County, AL, Pike County, AL, Tallapoosa County, AL

The radar

The Maxwell AFB radar (KMXX), 29 km from the middle of the area, began a volume at 21:23 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 nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 9.4 hours before the alert went out and 133 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: 858 J/kg
Mixed-layer CIN: -64 J/kg
Mixed-layer LCL: 659 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: -1 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.

869 
WUUS54 KBMX 182121
SVRBMX
ALC011-087-101-109-123-182215-
/O.NEW.KBMX.SV.W.0113.140818T2121Z-140818T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
421 PM CDT MON AUG 18 2014

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BULLOCK COUNTY IN SOUTHEAST ALABAMA...
  MACON COUNTY IN SOUTHEAST ALABAMA...
  EASTERN MONTGOMERY COUNTY IN SOUTH CENTRAL ALABAMA...
  PIKE COUNTY IN SOUTHEAST ALABAMA...
  TALLAPOOSA COUNTY IN EAST CENTRAL ALABAMA...

* UNTIL 515 PM CDT

* AT 420 PM CDT...THE NATIONAL WEATHER SERVICE INDICATED A LINE OF
  SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM
  WIND CREEK STATE PARK TO SHORTER TO SHOPTON TO LUVERNE...AND MOVING
  EAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ALEXANDER CITY...MILSTEAD...GOSHEN...DADEVILLE...TROY...UNION
  SPRINGS...TUSKEGEE AND NOTASULGA.

THIS INCLUDES...
INTERSTATE 85 EXIT NUMBERS 16 THROUGH 42...

WINDS OF 60 TO 70 MPH WILL BREAK LARGE TREE LIMBS AND CAUSE SOME
DAMAGE...ESPECIALLY TO SMALLER STRUCTURES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS.

&&

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

LAT...LON 3178 8615 3180 8621 3241 8611 3241 8605
      3248 8585 3250 8589 3275 8588 3276 8601
      3294 8601 3296 8559 3273 8559 3269 8570
      3258 8570 3249 8543 3202 8543 3200 8559
      3185 8568 3179 8566 3161 8574 3161 8617
TIME...MOT...LOC 2121Z 269DEG 38KT 3286 8593 3237 8592
          3210 8593 3166 8628

$$

GRANTHAM

5 follow-up statements

291 
WWUS54 KBMX 182132
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
432 PM CDT MON AUG 18 2014

ALC011-087-101-109-123-182215-
/O.CON.KBMX.SV.W.0113.000000T0000Z-140818T2215Z/
BULLOCK AL-MACON AL-MONTGOMERY AL-PIKE AL-TALLAPOOSA AL-
432 PM CDT MON AUG 18 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
TALLAPOOSA...PIKE...EASTERN MONTGOMERY...MACON AND BULLOCK COUNTIES
UNTIL 515 PM CDT...

AT 430 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM JACKSONS' GAP TO LIVERPOOL TO FRANKLIN FIELD TO 5 MILES
SOUTHEAST OF LUVERNE...MOVING EAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  DADEVILLE...TROY...UNION SPRINGS...TUSKEGEE...NOTASULGA...CAMP
  HILL...BRUNDIDGE...MIDWAY...STILL WATERS RESORT AND TROY MUNICIPAL
  AIRPORT.

THIS INCLUDES...
INTERSTATE 85 EXIT NUMBERS 16 THROUGH 42...

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

LAT...LON 3161 8617 3178 8615 3180 8621 3241 8605
      3248 8585 3250 8589 3275 8588 3276 8601
      3294 8601 3296 8559 3273 8559 3269 8570
      3258 8570 3249 8543 3202 8543 3200 8559
      3185 8568 3179 8566 3174 8571 3161 8574
TIME...MOT...LOC 2132Z 269DEG 38KT 3286 8583 3238 8582
          3214 8583 3165 8620

$$

GRANTHAM

383 
WWUS54 KBMX 182139
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
439 PM CDT MON AUG 18 2014

ALC101-182149-
/O.CAN.KBMX.SV.W.0113.000000T0000Z-140818T2215Z/
MONTGOMERY AL-
439 PM CDT MON AUG 18 2014

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN MONTGOMERY COUNTY IS
CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE 
WARNED AREA.

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

LAT...LON 3161 8617 3178 8615 3182 8620 3197 8612
      3197 8600 3225 8600 3228 8592 3235 8599
      3244 8596 3248 8585 3295 8588 3296 8559
      3273 8559 3269 8570 3258 8570 3249 8543
      3202 8543 3199 8560 3185 8568 3161 8574
TIME...MOT...LOC 2139Z 269DEG 38KT 3286 8574 3238 8573
          3214 8574 3165 8611

$$

ALC011-087-109-123-182215-
/O.CON.KBMX.SV.W.0113.000000T0000Z-140818T2215Z/
BULLOCK AL-MACON AL-PIKE AL-TALLAPOOSA AL-
439 PM CDT MON AUG 18 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
TALLAPOOSA...PIKE...MACON AND BULLOCK COUNTIES UNTIL 515 PM CDT...

AT 438 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM DADEVILLE TO LIVERPOOL TO UNION SPRINGS TO GOSHEN...MOVING EAST
AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  UNION SPRINGS...TUSKEGEE...NOTASULGA...CAMP HILL...BRUNDIDGE...
  MIDWAY...TROY UNIVERSITY...LAKE TUSKEGEE...DAVISVILLE AND
  INVERNESS.

THIS INCLUDES...
INTERSTATE 85 EXIT NUMBERS 22 THROUGH 42...

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

LAT...LON 3161 8617 3178 8615 3182 8620 3197 8612
      3197 8600 3225 8600 3228 8592 3235 8599
      3244 8596 3248 8585 3295 8588 3296 8559
      3273 8559 3269 8570 3258 8570 3249 8543
      3202 8543 3199 8560 3185 8568 3161 8574
TIME...MOT...LOC 2139Z 269DEG 38KT 3286 8574 3238 8573
          3214 8574 3165 8611

$$

GRANTHAM

277 
WWUS54 KBMX 182146
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
446 PM CDT MON AUG 18 2014

ALC011-087-109-123-182215-
/O.CON.KBMX.SV.W.0113.000000T0000Z-140818T2215Z/
BULLOCK AL-MACON AL-PIKE AL-TALLAPOOSA AL-
446 PM CDT MON AUG 18 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
TALLAPOOSA...PIKE...MACON AND BULLOCK COUNTIES UNTIL 515 PM CDT...

AT 444 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM DADEVILLE TO TUSKEGEE TO UNION SPRINGS TO GOSHEN...MOVING EAST
AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  NOTASULGA...CAMP HILL...BRUNDIDGE...MIDWAY...TROY UNIVERSITY...LAKE
  TUSKEGEE...DAVISVILLE...INVERNESS...ABERFOIL AND TUSKEGEE NATIONAL
  FOREST.

THIS INCLUDES...
INTERSTATE 85 EXIT NUMBERS 32 THROUGH 42...

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

LAT...LON 3178 8615 3197 8600 3248 8585 3295 8584
      3296 8559 3273 8559 3269 8570 3258 8570
      3249 8543 3202 8543 3198 8561 3184 8569
      3161 8574 3161 8617
TIME...MOT...LOC 2146Z 272DEG 35KT 3287 8572 3241 8570
          3216 8571 3167 8608

$$

GRANTHAM

253 
WWUS54 KBMX 182158
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
458 PM CDT MON AUG 18 2014

ALC011-087-109-123-182215-
/O.CON.KBMX.SV.W.0113.000000T0000Z-140818T2215Z/
BULLOCK AL-MACON AL-PIKE AL-TALLAPOOSA AL-
458 PM CDT MON AUG 18 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
TALLAPOOSA...PIKE...EASTERN MACON AND BULLOCK COUNTIES UNTIL 515 PM
CDT...

AT 456 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM RIDGE GROVE TO LAKE TUSKEGEE TO 6 MILES EAST OF UNION SPRINGS TO
8 MILES SOUTHWEST OF ANTIOCH...MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  BRUNDIDGE...MIDWAY...TUSKEGEE NATIONAL FOREST...BANKS...
  GUERRYTON...PICKETT...SOCIETY HILL...WARRIORSTAND...PEROTE AND
  TARENTUM.

THIS INCLUDES...
INTERSTATE 85 EXIT NUMBERS 38 THROUGH 42...

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

LAT...LON 3217 8578 3239 8572 3295 8578 3296 8559
      3273 8559 3269 8570 3258 8570 3249 8543
      3202 8543 3198 8561 3184 8569 3161 8574
      3161 8617
TIME...MOT...LOC 2158Z 272DEG 35KT 3292 8561 3242 8559
          3216 8560 3167 8594

$$

GRANTHAM

608 
WWUS54 KBMX 182208
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
508 PM CDT MON AUG 18 2014

ALC011-087-109-123-182218-
/O.EXP.KBMX.SV.W.0113.000000T0000Z-140818T2215Z/
BULLOCK AL-MACON AL-PIKE AL-TALLAPOOSA AL-
508 PM CDT MON AUG 18 2014

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN TALLAPOOSA...
PIKE...EASTERN MACON AND BULLOCK COUNTIES WILL EXPIRE AT 515 PM
CDT...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS WEAKENED BELOW
SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY.  HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THESE
THUNDERSTORMS.

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

LAT...LON 3217 8578 3239 8572 3295 8578 3296 8559
      3273 8559 3269 8570 3258 8570 3249 8543
      3202 8543 3198 8561 3184 8569 3161 8574
      3161 8617
TIME...MOT...LOC 2208Z 272DEG 35KT 3292 8558 3241 8547
          3215 8549 3166 8583

$$

GRANTHAM

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 18, 12:57 PM CDT	Special Weather Statement	BMX	Greene	48 min
Aug 18, 1:26 PM CDT	Special Weather Statement	BMX	Greene	49 min
Aug 18, 2:08 PM CDT	Special Weather Statement	BMX	Bibb, Dallas, Perry	67 min
Aug 18, 2:46 PM CDT	Special Weather Statement	BMX	Blount, Jefferson	44 min
Aug 18, 3:01 PM CDT	Special Weather Statement	BMX	Autauga	59 min
Aug 18, 3:22 PM CDT	Special Weather Statement	BMX	Shelby	53 min
Aug 18, 3:24 PM CDT	Special Weather Statement	BMX	Cherokee	66 min
Aug 18, 3:32 PM CDT	Special Weather Statement	BMX	Elmore	58 min
Aug 18, 3:46 PM CDT	Severe Thunderstorm Warning	BMX	Elmore, Montgomery	59 min
Aug 18, 3:54 PM CDT	Severe Thunderstorm Warning	BMX	St. Clair, Shelby, Talladega	48 min
Aug 18, 4:23 PM CDT	Special Weather Statement	BMX	Etowah	37 min
Aug 18, 4:44 PM CDT	Special Weather Statement	BMX	Clay, Randolph	61 min
Aug 18, 4:53 PM CDT	Special Weather Statement	BMX	Chambers, Lee	67 min
Aug 18, 5:18 PM CDT	Special Weather Statement	BMX	Barbour, Russell	57 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2014 Every severe thunderstorm warning 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.