Alert archive / Alabama / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 210, NWS Birmingham, AL

July 3, 2012Elmore County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jul 3, 2012, 3:43 PM CDT for Elmore County, Alabama. It was in force for 20 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
Jul 3, 2012, 3:43 PM CDT (20:43 UTC)
Expired
Jul 3, 2012, 4:03 PM CDT
In force
20 min
Issued by
NWS Birmingham, AL
Area
Storm-based polygon

County Elmore County, AL

What was reported inside it

TimeReportWhereRemark
Jul 3, 3:48 PM CDTTSTM WND DMG2 S Emerald Mountain, ALTREE WAS BLOWN DOWN ACROSS RIFLE RANGE RD. CLEARED BY FD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 8.7 hours before the alert went out and 108 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-pSkew-T log-p diagram, Birmingham, AL at 12:00Z on 2012-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1650 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2012-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1650 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
1329 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
8 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.

649 
WUUS54 KBMX 032043
SVRBMX
ALC051-032115-
/O.NEW.KBMX.SV.W.0210.120703T2043Z-120703T2115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
343 PM CDT TUE JUL 3 2012

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN ELMORE COUNTY IN EAST CENTRAL ALABAMA...

* UNTIL 415 PM CDT

* AT 341 PM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING
  WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR EMERALD
  MOUNTAIN...OR 9 MILES WEST OF MILSTEAD...AND MOVING SOUTH AT 5 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WARE.

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.

LAT...LON 3243 8615 3251 8616 3254 8598 3245 8592
      3246 8593 3244 8596 3246 8598 3244 8598
      3245 8599 3243 8599 3242 8602 3242 8603
      3241 8605
TIME...MOT...LOC 2043Z 343DEG 3KT 3246 8605

$$

MA
2 follow-up statements
833 
WWUS54 KBMX 032057
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
357 PM CDT TUE JUL 3 2012

ALC051-032115-
/O.CON.KBMX.SV.W.0210.000000T0000Z-120703T2115Z/
ELMORE AL-
357 PM CDT TUE JUL 3 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL
ELMORE COUNTY UNTIL 415 PM CDT...

AT 355 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
EMERALD MOUNTAIN...OR 9 MILES WEST OF MILSTEAD...MOVING SOUTH AT 5
MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF EXTREME SOUTHERN ELMORE COUNTY.

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

LAT...LON 3243 8615 3250 8614 3252 8598 3245 8592
      3246 8593 3244 8596 3246 8598 3244 8598
      3245 8600 3243 8599 3242 8603 3241 8605
TIME...MOT...LOC 2057Z 343DEG 3KT 3245 8605

$$

MA
633 
WWUS54 KBMX 032103
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
403 PM CDT TUE JUL 3 2012

ALC051-032113-
/O.CAN.KBMX.SV.W.0210.000000T0000Z-120703T2115Z/
ELMORE AL-
403 PM CDT TUE JUL 3 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL ELMORE COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED.

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

LAT...LON 3243 8615 3250 8614 3252 8598 3245 8592
      3246 8593 3244 8596 3246 8598 3244 8598
      3245 8600 3243 8599 3242 8603 3241 8605
TIME...MOT...LOC 2103Z 343DEG 3KT 3244 8604

$$

MA

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 10:57 AM CDTHeat AdvisoryBMXAutauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more8 hr
Jul 3, 1:08 PM CDTSpecial Weather StatementBMXChambers37 min
Jul 3, 1:29 PM CDTSpecial Weather StatementBMXRussell46 min
Jul 3, 1:40 PM CDTSpecial Weather StatementBMXChambers, Tallapoosa50 min
Jul 3, 2:04 PM CDTSpecial Weather StatementBMXRandolph41 min
Jul 3, 2:11 PM CDTSpecial Weather StatementBMXRussell49 min
Jul 3, 2:25 PM CDTSevere Thunderstorm WarningBMXLee, Macon, Russell35 min
Jul 3, 2:54 PM CDTSpecial Weather StatementBMXBullock, Macon51 min
Jul 3, 3:00 PM CDTSpecial Weather StatementBMXLee45 min
Jul 3, 3:18 PM CDTSpecial Weather StatementBMXBarbour42 min
Jul 3, 3:37 PM CDTSpecial Weather StatementBMXMacon53 min
Jul 3, 3:40 PM CDTSpecial Weather StatementBMXBullock50 min
Jul 3, 3:56 PM CDTSpecial Weather StatementBMXBarbour49 min
Jul 3, 4:13 PM CDTSpecial Weather StatementBMXPike47 min
Jul 3, 4:33 PM CDTSpecial Weather StatementBMXLowndes42 min
Jul 3, 4:37 PM CDTSpecial Weather StatementBMXClay38 min
Jul 3, 5:15 PM CDTSevere Thunderstorm WarningBMXLowndes30 min
Jul 3, 5:59 PM CDTSpecial Weather StatementBMXLowndes46 min
Jul 3, 6:27 PM CDTSpecial Weather StatementBMXCoosa48 min
Jul 3, 6:29 PM CDTSpecial Weather StatementBMXAutauga46 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2012Every severe thunderstorm warning in 2012

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.