Alert archive / Alabama / Tornado Warnings in 2011
Tornado Warning 145, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Nov 16, 2011, 9:13 AM CST for Clarke County, Monroe County, Washington County, Alabama. It was in force for 47 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
- Nov 16, 2011, 9:13 AM CST (15:13 UTC)
- Expired
- Nov 16, 2011, 10:00 AM CST
- In force
- 47 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Clarke County, AL, Monroe County, AL, Washington County, AL
The radar
The Mobile radar (KMOB), 117 km from the middle of the area, began a volume at 15:12 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 |
|---|---|---|---|
| Nov 16, 2:20 AM CST | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 3.2 hours before the alert went out and 193 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
- 990 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 497 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 133 m²/s²
- 0-3 km storm-relative helicity
- 197 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 3.6
The text
As transmitted, in the capitals the NWS used until 2016.
242
WFUS54 KMOB 161513
TORMOB
ALC025-099-129-161600-
/O.NEW.KMOB.TO.W.0145.111116T1513Z-111116T1600Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
913 AM CST WED NOV 16 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* TORNADO WARNING FOR...
WESTERN MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
CENTRAL CLARKE COUNTY IN SOUTHWEST ALABAMA...
EXTREME EAST CENTRAL WASHINGTON COUNTY IN SOUTHWEST ALABAMA...
* UNTIL 1000 AM CST
* AT 908 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING A TORNADO ALONG A
LINE EXTENDING FROM 5 MILES EAST OF JACKSON TO 7 MILES SOUTH OF
JACKSON TO 13 MILES SOUTHEAST OF CHATOM...MOVING NORTHEAST AT 55
MPH. IN ADDITION...RADAR SHOWS 55 TO 65 MPH WINDS ALONG THE
LEADING EDGE OF THE LINE.
* LOCATIONS IMPACTED INCLUDE...
WHATLEY... JACKSON... GROVE HILL...
FULTON... VREDENBURGH... MONROEVILLE...
EXCEL... LEROY...
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 NOON CST WEDNESDAY FOR
SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI. A TORNADO WATCH ALSO
REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY FOR SOUTHEAST MISSISSIPPI.
&&
LAT...LON 3183 8762 3183 8724 3142 8731 3143 8792
3144 8799 3146 8802 3156 8799 3172 8799
3185 8762
TIME...MOT...LOC 1512Z 239DEG 48KT 3163 8779 3155 8783
3146 8796
$$3 follow-up statements
799
WWUS54 KMOB 161526
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
926 AM CST WED NOV 16 2011
ALC129-161535-
/O.CAN.KMOB.TO.W.0145.000000T0000Z-111116T1600Z/
WASHINGTON AL-
926 AM CST WED NOV 16 2011
...THE TORNADO WARNING FOR EXTREME EAST CENTRAL WASHINGTON COUNTY IS
CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY FOR
SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI. A TORNADO WATCH ALSO
REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY FOR SOUTHEAST MISSISSIPPI.
LAT...LON 3185 8762 3183 8762 3183 8724 3142 8731
3143 8786 3148 8790 3152 8789 3177 8784
TIME...MOT...LOC 1525Z 243DEG 33KT 3164 8775 3156 8778
3147 8786
$$
ALC025-099-161600-
/O.CON.KMOB.TO.W.0145.000000T0000Z-111116T1600Z/
MONROE AL-CLARKE AL-
926 AM CST WED NOV 16 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 AM CST FOR CENTRAL
CLARKE AND CENTRAL MONROE COUNTIES...
AT 922 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF TORNADO PRODUCING STORMS. THE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM UNION TO MANILA TO 8 MILES WEST
OF ALMA...OR ALONG A LINE EXTENDING FROM GROVE HILL TO 9 MILES
SOUTHEAST OF JACKSON TO 11 MILES SOUTH OF JACKSON...MOVING NORTHEAST
AT 40 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
PEACOCK...WHATLEY...ASBURY...GREENWOOD...SUGGSVILLE...DICKINSON...
FULTON...GAINESTOWN...VASHTI...SCYRENE...BARLOW BEND...NETTLEBORO...
CHANCE...GOSPORT...PACKARDS BEND...MANISTEE...CLAIBORNE...PERDUE
HILL...FINCHBURG...WAINWRIGHT...VALLEY ESTATES...SCRATCH ANKLE...
SCOTLAND...OLLIE...OLD SALEM...MEXIA CROSSING...MEXBORO...HIXON...
AXLE...WEST MONROEVILLE...VREDENBURGH...TINELA...RIVER RIDGE...
NATCHEZ...MONROEVILLE...MEXIA...KEITH...HYBART...FRANKLIN...
FOUNTAIN...EXCEL AND BUENA VISTA
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 NOON CST WEDNESDAY FOR
SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI. A TORNADO WATCH ALSO
REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY FOR SOUTHEAST MISSISSIPPI.
&&
LAT...LON 3185 8762 3183 8762 3183 8724 3142 8731
3143 8786 3148 8790 3152 8789 3177 8784
TIME...MOT...LOC 1525Z 243DEG 33KT 3164 8775 3156 8778
3147 8786
$$508
WWUS54 KMOB 161554
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
954 AM CST WED NOV 16 2011
ALC025-161603-
/O.CAN.KMOB.TO.W.0145.000000T0000Z-111116T1600Z/
CLARKE AL-
954 AM CST WED NOV 16 2011
...THE TORNADO WARNING FOR CENTRAL CLARKE COUNTY IS CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY FOR
SOUTHEAST MISSISSIPPI. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL
600 PM CST WEDNESDAY EVENING FOR SOUTHWESTERN ALABAMA AND NORTHWEST
FLORIDA.
LAT...LON 3142 8731 3143 8758 3145 8757 3148 8757
3152 8762 3156 8757 3163 8757 3170 8753
3170 8751 3172 8752 3182 8747 3183 8724
TIME...MOT...LOC 1553Z 245DEG 37KT 3182 8732 3166 8738
3152 8752
$$
ALC099-161600-
/O.CON.KMOB.TO.W.0145.000000T0000Z-111116T1600Z/
MONROE AL-
954 AM CST WED NOV 16 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 AM CST FOR CENTRAL
MONROE COUNTY...
AT 949 AM CST...A LINE OF TORNADO PRODUCING STORMS WAS LOCATED
ALONG A LINE EXTENDING FROM 15 MILES SOUTH OF CAMDEN TO 10
MILES NORTHWEST OF MONROEVILLE TO 12 MILES NORTHWEST OF FRISCO
CITY...MOVING NORTHEAST AT 40 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
KEITH...PERDUE HILL...RIVER RIDGE...FOUNTAIN...HIXON...VALLEY
ESTATES...SCOTLAND...OLLIE...OLD SALEM...MEXIA CROSSING...MEXBORO...
AXLE...WEST MONROEVILLE...NATCHEZ...MEXIA AND EXCEL
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 NOON CST WEDNESDAY FOR
SOUTHEAST MISSISSIPPI. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL
600 PM CST WEDNESDAY EVENING FOR SOUTHWESTERN ALABAMA AND NORTHWEST
FLORIDA.
&&
LAT...LON 3142 8731 3143 8758 3145 8757 3148 8757
3152 8762 3156 8757 3163 8757 3170 8753
3170 8751 3172 8752 3182 8747 3183 8724
TIME...MOT...LOC 1553Z 245DEG 37KT 3182 8732 3166 8738
3152 8752
$$760
WWUS54 KMOB 161603
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1003 AM CST WED NOV 16 2011
ALC099-161614-
/O.EXP.KMOB.TO.W.0145.000000T0000Z-111116T1600Z/
MONROE AL-
1003 AM CST WED NOV 16 2011
...THE TORNADO WARNING FOR CENTRAL MONROE COUNTY HAS EXPIRED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY FOR
SOUTHEAST MISSISSIPPI. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL
600 PM CST WEDNESDAY EVENING FOR SOUTHWESTERN ALABAMA AND NORTHWEST
FLORIDA.
LAT...LON 3142 8731 3143 8758 3145 8757 3148 8757
3152 8762 3156 8757 3163 8757 3170 8753
3170 8751 3172 8752 3182 8747 3183 8724
TIME...MOT...LOC 1554Z 180DEG 0KT 3176 8757 3164 8742
3148 8733
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 16, 6:37 AM CST | Tornado Warning | MOB | Choctaw | 34 min |
| Nov 16, 7:35 AM CST | Tornado Warning | MOB | Washington | 40 min |
| Nov 16, 8:27 AM CST | Tornado Warning | MOB | Choctaw, Clarke | 63 min |
| Nov 16, 9:29 AM CST | Tornado Warning | MOB | Clarke, Monroe, Wilcox | 37 min |
| Nov 16, 9:51 AM CST | Special Marine Warning | MOB | 114 min | |
| Nov 16, 10:26 AM CST | Special Marine Warning | MOB | 2 hr | |
| Nov 16, 10:35 AM CST | Severe Thunderstorm Warning | MOB | Butler, Conecuh, Crenshaw, Monroe, Wilcox | 55 min |
| Nov 16, 10:39 AM CST | Tornado Warning | MOB | Butler, Crenshaw, Monroe, Wilcox | 55 min |
| Nov 16, 10:48 AM CST | Small Craft Advisory | MOB | 46 hr | |
| Nov 16, 11:45 AM CST | Special Marine Warning | MOB | 2 hr | |
| Nov 16, 1:02 PM CST | Special Marine Warning | MOB | 97 min | |
| Nov 16, 2:33 PM CST | Fire Weather Watch | MOB | Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more | 15 hr |
Nearby
Tornado Warnings in Alabama, 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.