Alert archive / Mississippi / Tornado Warnings in 2012
Tornado Warning 43, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Aug 29, 2012, 1:17 PM CDT for Greene County, Perry County, Wayne County, Mississippi. It was in force for 36 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 29, 2012, 1:17 PM CDT (18:17 UTC)
- Expired
- Aug 29, 2012, 1:53 PM CDT
- In force
- 36 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Greene County, MS, Perry County, MS, Wayne County, MS
The radar
The Mobile radar (KMOB), 102 km from the middle of the area, began a volume at 18:18 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 28, 6:47 PM CDT | Tornado Watch | SPC | 21 hr |
| Aug 29, 6:36 AM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 6.3 hours before the alert went out and 149 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
- 625 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 465 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 298 m²/s²
- 0-3 km storm-relative helicity
- 338 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 8.7
The text
As transmitted, in the capitals the NWS used until 2016.
756
WFUS54 KMOB 291817
TORMOB
MSC041-111-153-291900-
/O.NEW.KMOB.TO.W.0043.120829T1817Z-120829T1900Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
117 PM CDT WED AUG 29 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* TORNADO WARNING FOR...
GREENE COUNTY IN SOUTHEAST MISSISSIPPI...
NORTHERN PERRY COUNTY IN SOUTHEAST MISSISSIPPI...
WESTERN WAYNE COUNTY IN SOUTHEAST MISSISSIPPI...
* UNTIL 200 PM CDT
* AT 113 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED 6 MILES WEST OF LEAKESVILLE...OR 11 MILES
NORTHEAST OF MCLAIN...MOVING NORTHWEST AT 45 MPH. ANOTHER SEVERE
STORM CAPABLE OF PRODUCING A TORNADO WAS LOCATED ABOUT 4 MILES
NORTHWEST OF MCSWAIN...OR ABOUT 6 MILES SOUTHEAST OF
TALLAHALA...MOVING NORTHWEST AT 45 MPH.
* LOCATIONS IMPACTED INCLUDE...
LEAKESVILLE... RICHTON...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF A STURDY BUILDING.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CDT WEDNESDAY
AFTERNOON FOR SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI.
&&
LAT...LON 3144 8914 3144 8895 3167 8895 3175 8878
3110 8848 3102 8863 3135 8915
TIME...MOT...LOC 1815Z 147DEG 44KT 3119 8868
$$1 follow-up statement
166
WWUS54 KMOB 291853
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
153 PM CDT WED AUG 29 2012
MSC041-111-153-291902-
/O.CAN.KMOB.TO.W.0043.000000T0000Z-120829T1900Z/
WAYNE MS-PERRY MS-GREENE MS-
153 PM CDT WED AUG 29 2012
...THE TORNADO WARNING HAS BEEN CANCELLED FOR GREENE...NORTHERN PERRY
AND WESTERN WAYNE COUNTIES...
AT 151 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
ROTATION IN THE STORM HAD WEAKENED CONSIDERABLY...THUS THE TORNADO
WARNING HAS BEEN CANCELLED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CDT WEDNESDAY
AFTERNOON FOR SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI.
LAT...LON 3144 8914 3144 8895 3167 8895 3175 8878
3110 8848 3102 8863 3135 8915
TIME...MOT...LOC 1852Z 147DEG 44KT 3157 8897
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 11:46 PM CDT | Areal Flood Advisory | MOB | George | 119 min |
| Aug 29, 5:33 AM CDT | Tornado Warning | MOB | George, Stone | 27 min |
| Aug 29, 7:51 AM CDT | Tornado Warning | MOB | George, Perry, Stone | 39 min |
| Aug 29, 8:46 AM CDT | Flash Flood Warning | MOB | George, Greene, Perry, Stone | 6 hr |
| Aug 29, 9:36 AM CDT | Tornado Warning | MOB | George, Greene, Perry | 39 min |
| Aug 29, 10:18 AM CDT | Wind Advisory | MOB | George, Greene, Perry, Stone | 14 hr |
| Aug 29, 12:35 PM CDT | Tornado Warning | MOB | Greene, Perry, Wayne | 40 min |
| Aug 29, 1:27 PM CDT | Tornado Warning | MOB | Stone | 48 min |
| Aug 29, 2:52 PM CDT | Flash Flood Warning | MOB | George, Greene, Perry, Stone | 6 hr |
Nearby
Tornado Warnings in Mississippi, 2012Every tornado warning in 2012Tornadoes 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.