Alert archive / Alabama / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 129, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jul 6, 2012, 12:49 AM CDT for Conecuh County, Covington County, Escambia County, Alabama. It was in force for 41 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
- Jul 6, 2012, 12:49 AM CDT (05:49 UTC)
- Expired
- Jul 6, 2012, 1:30 AM CDT
- In force
- 41 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Conecuh County, AL, Covington County, AL, Escambia County, AL
The radar
The Eglin Afb radar (KEVX), 94 km from the middle of the area, began a volume at 05:51 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
Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 5.8 hours before the alert went out and 241 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
- 1231 J/kg
- Mixed-layer CIN
- -49 J/kg
- Mixed-layer LCL
- 1231 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
453 WUUS54 KMOB 060549 SVRMOB ALC035-039-053-060630- /O.NEW.KMOB.SV.W.0129.120706T0549Z-120706T0630Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 1249 AM CDT FRI JUL 6 2012 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN CONECUH COUNTY IN SOUTH CENTRAL ALABAMA... SOUTHWESTERN COVINGTON COUNTY IN SOUTH CENTRAL ALABAMA... EASTERN ESCAMBIA COUNTY IN SOUTH CENTRAL ALABAMA... * UNTIL 130 AM CDT * AT 1244 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WAS LOCATED 12 MILES SOUTHWEST OF ANDALUSIA...OR 8 MILES WEST OF CAROLINA...AND MOVING SOUTH AT 15 MPH. * LOCATIONS IMPACTED INCLUDE... US 29 AND CR 43... PRECAUTIONARY/PREPAREDNESS ACTIONS... CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. && LAT...LON 3099 8661 3100 8690 3130 8674 3126 8654 TIME...MOT...LOC 0550Z 017DEG 15KT 3120 8667 $$
1 follow-up statement
534 WWUS54 KMOB 060626 SVSMOB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 126 AM CDT FRI JUL 6 2012 ALC035-039-053-060637- /O.EXP.KMOB.SV.W.0129.000000T0000Z-120706T0630Z/ CONECUH AL-COVINGTON AL-ESCAMBIA AL- 126 AM CDT FRI JUL 6 2012 ...THE SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED TO EXPIRE FOR EASTERN ESCAMBIA...SOUTHWESTERN COVINGTON AND SOUTHEASTERN CONECUH COUNTIES... AT 121 AM CDT...THE STORM THAT PROMPTED THE WARNING FOR EASTERN ESCAMBIA...SOUTHWESTERN COVINGTON AND SOUTHEASTERN CONECUH COUNTIES HAS WEAKENED TO BELOW SEVERE LIMITS...THUS THE SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE AT 130 AM CDT. LAT...LON 3099 8661 3100 8690 3130 8674 3126 8654 TIME...MOT...LOC 0627Z 017DEG 15KT 3105 8672 $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 4:52 AM CDT | Special Marine Warning | MOB | 38 min | |
| Jul 6, 5:28 AM CDT | Special Marine Warning | MOB | 92 min | |
| Jul 6, 5:38 AM CDT | Special Marine Warning | MOB | 97 min | |
| Jul 6, 7:03 AM CDT | Special Marine Warning | MOB | 87 min | |
| Jul 6, 7:46 AM CDT | Special Marine Warning | MOB | 89 min | |
| Jul 6, 8:38 AM CDT | Special Marine Warning | MOB | 82 min | |
| Jul 6, 9:19 AM CDT | Special Marine Warning | MOB | 86 min | |
| Jul 6, 9:38 AM CDT | Special Marine Warning | MOB | 85 min | |
| Jul 6, 12:39 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Washington | 51 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.