Alert archive / Mississippi / Tornado Warnings in 2012
Tornado Warning 42, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Aug 29, 2012, 12:35 PM CDT for Greene County, Perry County, Wayne County, Mississippi. It was in force for 40 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, 12:35 PM CDT (17:35 UTC)
- Expired
- Aug 29, 2012, 1:15 PM CDT
- In force
- 40 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), 75 km from the middle of the area, began a volume at 17:36 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, 5.6 hours before the alert went out and 142 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.
523
WFUS54 KMOB 291735
TORMOB
MSC041-111-153-291815-
/O.NEW.KMOB.TO.W.0042.120829T1735Z-120829T1815Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1235 PM CDT WED AUG 29 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* TORNADO WARNING FOR...
WESTERN GREENE COUNTY IN SOUTHEAST MISSISSIPPI...
NORTHERN PERRY COUNTY IN SOUTHEAST MISSISSIPPI...
SOUTH CENTRAL WAYNE COUNTY IN SOUTHEAST MISSISSIPPI...
* UNTIL 115 PM CDT
* AT 1232 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED 7 MILES SOUTHWEST OF LEAKESVILLE...OR 9 MILES
EAST OF MCLAIN...MOVING NORTHWEST AT 35 MPH.
* LOCATIONS IMPACTED INCLUDE...
MCLAIN... BEAUMONT...
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 3148 8868 3105 8852 3100 8865 3100 8869
3126 8911
TIME...MOT...LOC 1735Z 143DEG 28KT 3113 8869
$$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, 1:17 PM CDT | Tornado Warning | MOB | Greene, Perry, Wayne | 36 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.