Alert archive / Alabama / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 116, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jul 3, 2012, 4:43 PM CDT for Covington County, Crenshaw County, Alabama. It was in force for 62 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, 4:43 PM CDT (21:43 UTC)
- Expired
- Jul 3, 2012, 5:45 PM CDT
- In force
- 62 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Covington County, AL, Crenshaw County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 3, 5:20 PM CDT | TSTM WND DMG | Brantley, AL | SEVERAL TREES DOWN IN THE BRANTLEY AREA WITH REPORTS OF HOMES DAMAGED. US HWY 331 BLOCKED DUE TO DOWNED TREES. TIME ESTIMATED BY RADAR. |
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, 9.7 hours before the alert went out and 199 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
263
WUUS54 KMOB 032143
SVRMOB
ALC039-041-032245-
/O.NEW.KMOB.SV.W.0116.120703T2143Z-120703T2245Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
443 PM CDT TUE JUL 3 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EASTERN COVINGTON COUNTY IN SOUTH CENTRAL ALABAMA...
SOUTHERN CRENSHAW COUNTY IN SOUTH CENTRAL ALABAMA...
* UNTIL 545 PM CDT
* AT 439 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING
QUARTER SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WAS DEVELOPING
JUST NORTH OF OPP...AND WAS MOVING SOUTH AROUND 5 TO 10 MPH.
* LOCATIONS IMPACTED INCLUDE...
HORN HILL... DOZIER... BRANTLEY...
SANFORD... OPP... ONYCHA...
LIBERTYVILLE... HEATH... BABBIE...
LAT...LON 3153 8616 3152 8619 3109 8618 3110 8648
3141 8647 3156 8643 3162 8615 3159 8613
3154 8614
TIME...MOT...LOC 2142Z 336DEG 2KT 3138 8615
$$1 follow-up statement
336
WWUS54 KMOB 032243
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
543 PM CDT TUE JUL 3 2012
ALC039-041-032253-
/O.EXP.KMOB.SV.W.0116.000000T0000Z-120703T2245Z/
COVINGTON AL-CRENSHAW AL-
543 PM CDT TUE JUL 3 2012
...THE SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED TO EXPIRE FOR
SOUTHERN CRENSHAW AND EASTERN COVINGTON COUNTIES...
AT 540 PM CDT...THE STORM THAT PROMPTED THE WARNING FOR SOUTHERN
CRENSHAW AND EASTERN COVINGTON COUNTIES WEAKENED TO BELOW SEVERE
LIMITS...THUS THE SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO
EXPIRE AT 545 PM CDT.
LAT...LON 3153 8616 3152 8619 3109 8618 3110 8648
3141 8647 3156 8643 3162 8615 3159 8613
3154 8614
TIME...MOT...LOC 2243Z 336DEG 2KT 3135 8613
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 1:58 PM CDT | Severe Thunderstorm Warning | MOB | Clarke | 32 min |
| Jul 3, 2:47 PM CDT | Severe Thunderstorm Warning | MOB | Conecuh, Escambia, Monroe | 32 min |
| Jul 3, 2:53 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 25 min |
| Jul 3, 3:14 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Escambia | 61 min |
| Jul 3, 3:31 PM CDT | Severe Thunderstorm Warning | MOB | Mobile, Washington | 31 min |
| Jul 3, 3:43 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 36 min |
| Jul 3, 4:01 PM CDT | Special Marine Warning | MOB | 89 min | |
| Jul 3, 4:25 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 23 min |
| Jul 3, 5:14 PM CDT | Severe Thunderstorm Warning | MOB | Butler, Crenshaw | 49 min |
| Jul 3, 6:27 PM CDT | Severe Thunderstorm Warning | MOB | Butler, Crenshaw | 29 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.