Alert archive / Alabama / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 98, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jun 11, 2012, 9:10 PM CDT for Wayne County, Mississippi; Choctaw County, Clarke County, Alabama. It was in force for 65 min. 2 reports 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
- Jun 11, 2012, 9:10 PM CDT (02:10 UTC)
- Expired
- Jun 11, 2012, 10:15 PM CDT
- In force
- 65 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Choctaw County, AL, Clarke County, AL, Wayne County, MS
The radar
The Mobile radar (KMOB), 141 km from the middle of the area, began a volume at 02:09 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 11, 10:00 PM CDT | TSTM WND DMG | 5 Ese Coffeeville, AL | TREES BLOWN DOWN NEAR THE INTERSECTION OF HWY 84 AND COUNTY ROAD 3. |
| Jun 11, 10:05 PM CDT | TSTM WND GST 60 | Thomasville, AL | THUNDERSTORM WIND GUSTS AT THOMASVILLE ESTIMATED AT 60 MPH. |
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 |
|---|---|---|---|
| Jun 11, 8:37 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 2.2 hours before the alert went out and 182 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
- 2745 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1430 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 124 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.0
The text
As transmitted, in the capitals the NWS used until 2016.
988
WUUS54 KMOB 120210
SVRMOB
ALC023-025-MSC153-120315-
/O.NEW.KMOB.SV.W.0098.120612T0210Z-120612T0315Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
910 PM CDT MON JUN 11 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WAYNE COUNTY IN SOUTHEAST MISSISSIPPI...
CHOCTAW COUNTY IN SOUTHWEST ALABAMA...
NORTHERN CLARKE COUNTY IN SOUTHWEST ALABAMA...
* UNTIL 1015 PM CDT
* AT 905 PM CDT...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DAMAGING WINDS OVER 60 MPH WERE LOCATED ALONG A LINE EXTENDING FROM
3 MILES SOUTH OF LINDEN TO 12 MILES NORTHWEST OF LAUREL...AND
MOVING SOUTHEAST AT 30 MPH.
* LOCATIONS IMPACTED INCLUDE...
WAYNESBORO... CLARA... TOXEY...
SILAS... PENNINGTON... NEEDHAM...
GILBERTOWN... COLLUMBURG... BUTLER...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 AM CDT
TUESDAY MORNING FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.
&&
LAT...LON 3225 8800 3215 8801 3208 8804 3205 8811
3201 8811 3200 8770 3173 8761 3165 8809
3166 8808 3170 8809 3170 8846 3158 8846
3149 8895 3183 8894 3184 8873 3189 8849
3217 8844 3228 8801 3226 8800 3230 8793
TIME...MOT...LOC 0210Z 313DEG 26KT 3224 8779 3181 8924
$$1 follow-up statement
021
WWUS54 KMOB 120315
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1015 PM CDT MON JUN 11 2012
ALC023-025-MSC153-120324-
/O.EXP.KMOB.SV.W.0098.000000T0000Z-120612T0315Z/
CHOCTAW AL-WAYNE MS-CLARKE AL-
1015 PM CDT MON JUN 11 2012
...THE SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE FOR
NORTHERN CLARKE...WAYNE AND CHOCTAW COUNTIES...
AT 1009 PM CDT...THE STORM THAT PROMPTED THE WARNING FOR NORTHERN
CLARKE...WAYNE AND CHOCTAW COUNTIES HAS WEAKENED TO BELOW SEVERE
LIMITS...THUS THE SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO
EXPIRE AT 1015 PM CDT.
REGENERATION OF THESE CELLS ARE POSSIBLE AND A NEW WARNING MAY BE
REQUIRED LATER. STAY ALERT.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 200 AM CDT
TUESDAY MORNING FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.
LAT...LON 3225 8800 3215 8801 3208 8804 3205 8811
3201 8811 3200 8770 3173 8761 3165 8809
3166 8808 3170 8809 3170 8846 3158 8846
3149 8895 3183 8894 3184 8873 3189 8849
3217 8844 3228 8801 3226 8800 3230 8793
TIME...MOT...LOC 0314Z 313DEG 26KT 3192 8739 3150 8884
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 10:27 PM CDT | Severe Thunderstorm Warning | MOB | Greene, Perry, Wayne | 63 min |
| Jun 11, 11:05 PM CDT | Severe Thunderstorm Warning | MOB | George, Greene | 55 min |
| Jun 11, 11:27 PM CDT | Severe Thunderstorm Warning | MOB | George, Greene, Perry, Stone | 40 min |
| Jun 11, 8:43 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw | 62 min |
| Jun 11, 9:55 PM CDT | Flash Flood Warning | MOB | Choctaw, Clarke | 3 hr |
| Jun 11, 11:13 PM CDT | Special Marine Warning | MOB | 2 hr | |
| Jun 12, 1:16 AM CDT | Special Marine Warning | MOB | 89 min | |
| Jun 12, 5:06 PM CDT | River Flood Warning | MOB | Baldwin | 19 hr |
| Jun 12, 5:42 PM CDT | River Flood Warning | MOB | Baldwin | 27 hr |
Nearby
Severe Thunderstorm Warnings in Alabama, 2012Severe Thunderstorm Warnings in Mississippi, 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; radar from the NEXRAD Level II archive.