Alert archive / Mississippi / Tornado Warnings in 2011
Tornado Warning 99, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Sep 4, 2011, 3:10 AM CDT for George County, Mississippi. It was in force for 50 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
- Sep 4, 2011, 3:10 AM CDT (08:10 UTC)
- Expired
- Sep 4, 2011, 4:00 AM CDT
- In force
- 50 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
County George County, MS
The radar
The Mobile radar (KMOB), 51 km from the middle of the area, began a volume at 08:11 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 |
|---|---|---|---|
| Sep 3, 9:43 PM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 8.2 hours before the alert went out and 122 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
- 1081 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 495 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 150 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
344
WFUS54 KMOB 040810
TORMOB
MSC039-040900-
/O.NEW.KMOB.TO.W.0099.110904T0810Z-110904T0900Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
310 AM CDT SUN SEP 4 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL GEORGE COUNTY IN SOUTHEAST MISSISSIPPI...
* UNTIL 400 AM CDT
* AT 306 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORANADO 8 MILES
NORTHWEST OF WADE...MOVING NORTH AT 35 MPH.
* LOCATIONS IMPACTED INCLUDE...
RURAL CENTRAL GEORGE COUNTY
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MANUFACTURED HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 AM CDT SUNDAY MORNING FOR
SOUTHWEST ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI.
&&
LAT...LON 3100 8878 3100 8861 3099 8854 3073 8859
3073 8877 3100 8880
TIME...MOT...LOC 0810Z 184DEG 31KT 3073 8869
$$1 follow-up statement
069
WWUS54 KMOB 040831
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
331 AM CDT SUN SEP 4 2011
MSC039-040900-
/O.CON.KMOB.TO.W.0099.000000T0000Z-110904T0900Z/
GEORGE MS-
331 AM CDT SUN SEP 4 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 AM CDT FOR CENTRAL
GEORGE COUNTY...
AT 329 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A POSSIBLE TORNADO 7 MILES SOUTHWEST OF LUCEDALE...MOVING
NORTH AT 30 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CENTRAL...CROSSROADS...EVANSTON...BEXLEY...MERRILL AND AVENT
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 AM CDT SUNDAY MORNING FOR
SOUTHWEST ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI.
&&
LAT...LON 3100 8878 3100 8861 3099 8854 3073 8859
3073 8877 3100 8880
TIME...MOT...LOC 0830Z 183DEG 28KT 3087 8868
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 3, 7:53 PM CDT | Areal Flood Warning | MOB | George, Greene, Perry, Stone | 6 hr |
| Sep 4, 12:59 AM CDT | Tornado Warning | MOB | George | 61 min |
| Sep 4, 1:09 AM CDT | Flash Flood Warning | MOB | Stone | 3 hr |
| Sep 4, 8:40 AM CDT | Tornado Warning | MOB | Greene, Perry | 35 min |
| Sep 4, 9:14 AM CDT | Tornado Warning | MOB | Perry, Wayne | 46 min |
| Sep 4, 9:54 AM CDT | River Flood Warning | MOB | George, Greene, Wayne | 25 hr |
| Sep 4, 11:13 AM CDT | Tornado Warning | MOB | Perry | 62 min |
| Sep 4, 11:19 AM CDT | Tornado Warning | MOB | Greene, Perry | 56 min |
| Sep 4, 11:41 AM CDT | Tornado Warning | MOB | Greene, Wayne | 64 min |
| Sep 4, 12:19 PM CDT | Tornado Warning | MOB | Greene | 56 min |
| Sep 4, 1:18 PM CDT | Tornado Warning | MOB | Wayne | 42 min |
| Sep 4, 1:22 PM CDT | Flash Flood Warning | MOB | Wayne | 3 hr |
| Sep 4, 1:57 PM CDT | Flash Flood Warning | MOB | George, Greene | 3 hr |
| Sep 4, 2:01 PM CDT | Tornado Warning | MOB | Wayne | 59 min |
Nearby
Tornado Warnings in Mississippi, 2011Every tornado warning in 2011Tornadoes in 2011
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.