Alert archive / Alabama / Tornado Warnings in 2011
Tornado Warning 10, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Mar 9, 2011, 8:01 AM CST for Baldwin County, Mobile County, Alabama. It was in force for 44 min. 1 report 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
- Mar 9, 2011, 8:01 AM CST (14:01 UTC)
- Expired
- Mar 9, 2011, 8:45 AM CST
- In force
- 44 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Baldwin County, AL, Mobile County, AL
The radar
The Mobile radar (KMOB), 62 km from the middle of the area, began a volume at 14:02 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 |
|---|---|---|---|
| Mar 9, 8:02 AM CST | TSTM WND DMG | Mount Vernon, AL | NUMEROUS TREES AND LIMBS DOWN NEAR SEARCY HOSPITAL. POWER OUTAGES ACROSS THE AREA HAVE BEEN REPORTED. |
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 |
|---|---|---|---|
| Mar 9, 7:26 AM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 2.0 hours before the alert went out and 201 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
- 1220 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 456 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 499 m²/s²
- 0-3 km storm-relative helicity
- 571 m²/s²
- Significant tornado parameter
- 4.3
- Supercell composite
- 19.4
The text
As transmitted, in the capitals the NWS used until 2016.
689
WFUS54 KMOB 091401
TORMOB
ALC003-097-091445-
/O.NEW.KMOB.TO.W.0010.110309T1401Z-110309T1445Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
801 AM CST WED MAR 9 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN BALDWIN COUNTY IN SOUTHWEST ALABAMA...
NORTHEASTERN MOBILE COUNTY IN SOUTHWEST ALABAMA...
* UNTIL 845 AM CST
* AT 757 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 9 MILES EAST OF
CITRONELLE...OR NEAR PINEOLA...MOVING EAST AT 45 MPH.
* THE TORNADO WILL BE NEAR...
MOUNT VERNON AROUND 805 AM CST...
I65 AND AL 287 AROUND 825 AM CST...
I65 AND CR 47 AROUND 830 AM CST...
THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 38 AND 47.
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 800 AM CST WEDNESDAY MORNING
FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.
&&
LAT...LON 3097 8811 3115 8815 3115 8802 3117 8799
3117 8794 3120 8794 3119 8792 3121 8789
3121 8785 3122 8784 3126 8766 3125 8762
3101 8761 3100 8760 3096 8759
TIME...MOT...LOC 1400Z 273DEG 40KT 3108 8806
$$2 follow-up statements
700
WWUS54 KMOB 091416
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
816 AM CST WED MAR 9 2011
ALC097-091427-
/O.CAN.KMOB.TO.W.0010.000000T0000Z-110309T1445Z/
MOBILE AL-
816 AM CST WED MAR 9 2011
...THE TORNADO WARNING FOR NORTHEASTERN MOBILE COUNTY IS CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI.
LAT...LON 3100 8793 3108 8793 3118 8791 3121 8789
3121 8785 3122 8784 3126 8766 3125 8762
3100 8761
TIME...MOT...LOC 1417Z 267DEG 48KT 3110 8779
$$
ALC003-091445-
/O.CON.KMOB.TO.W.0010.000000T0000Z-110309T1445Z/
BALDWIN AL-
816 AM CST WED MAR 9 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 AM CST FOR NORTH
CENTRAL BALDWIN COUNTY...
AT 811 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
TORNADO WAS NEAR LATHAM...OR ABOUT 16 MILES NORTHEAST OF CREOLA...
MOVING EAST AT 55 MPH.
THE TORNADO WILL BE NEAR...
REDTOWN...I65 AND CR 47...PERDIDO AND SERANGE AROUND 825 AM CST...
LOTTIE AROUND 830 AM CST...
THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A
STURDY BUILDING...PREFERABLY IN AN INTERIOR HALLWAY OR A ROOM SUCH AS
A CLOSET OR BATHROOM. IF POSSIBLE...GET UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY
AND ALWAYS STAY AWAY FROM WINDOWS.
IF YOU ARE IN MOBILE HOME...EVACUATE IT AND GET ON THE LOWEST FLOOR
OF A NEARBY STURDY BUILDING OR IN AN UNDERGROUND STORM SHELTER. IF NO
SUBSTANTIAL SHELTER IS AVAILABLE AND A TORNADO IS FAST APPROACHING...
SEEK SHELTER IN A CULVERT...OR 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 NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI.
LAT...LON 3100 8793 3108 8793 3118 8791 3121 8789
3121 8785 3122 8784 3126 8766 3125 8762
3100 8761
TIME...MOT...LOC 1417Z 267DEG 48KT 3110 8779
$$775
WWUS54 KMOB 091437
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
837 AM CST WED MAR 9 2011
ALC003-091447-
/O.EXP.KMOB.TO.W.0010.000000T0000Z-110309T1445Z/
BALDWIN AL-
837 AM CST WED MAR 9 2011
...THE TORNADO WARNING FOR NORTH CENTRAL BALDWIN COUNTY WILL EXPIRE
AT 845 AM CST...
A TORNADO WATCH REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI.
LAT...LON 3100 8793 3108 8793 3118 8791 3121 8789
3121 8785 3122 8784 3126 8766 3125 8762
3100 8761
TIME...MOT...LOC 1437Z 267DEG 48KT 3111 8748
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 8, 7:11 PM CST | Severe Thunderstorm Warning | MOB | Mobile, Washington | 34 min |
| Mar 8, 8:23 PM CST | Severe Thunderstorm Warning | MOB | Washington | 37 min |
| Mar 8, 9:04 PM CST | Severe Thunderstorm Warning | MOB | Clarke, Washington | 41 min |
| Mar 8, 9:44 PM CST | Severe Thunderstorm Warning | MOB | Clarke, Washington, Wilcox | 46 min |
| Mar 9, 1:32 AM CST | Flash Flood Warning | MOB | Choctaw | 118 min |
| Mar 9, 4:20 AM CST | Flash Flood Warning | MOB | Choctaw | 6 hr |
| Mar 9, 4:22 AM CST | Severe Thunderstorm Warning | MOB | Choctaw | 38 min |
| Mar 9, 4:32 AM CST | Tornado Warning | MOB | Choctaw | 33 min |
| Mar 9, 5:07 AM CST | Flash Flood Warning | MOB | Choctaw | 6 hr |
| Mar 9, 5:40 AM CST | Tornado Warning | MOB | Choctaw, Clarke | 33 min |
| Mar 9, 5:51 AM CST | Flash Flood Warning | MOB | Clarke, Washington, Wilcox | 6 hr |
| Mar 9, 6:37 AM CST | Tornado Warning | MOB | Washington | 17 min |
| Mar 9, 7:08 AM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile, Washington | 52 min |
| Mar 9, 7:26 AM CST | Flash Flood Warning | MOB | Baldwin, Clarke, Mobile, Washington | 6 hr |
| Mar 9, 7:33 AM CST | Flash Flood Warning | MOB | Monroe | 6 hr |
| Mar 9, 7:52 AM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 83 min |
| Mar 9, 7:54 AM CST | Special Marine Warning | MOB | 81 min | |
| Mar 9, 8:14 AM CST | Severe Thunderstorm Warning | MOB | Conecuh, Covington, Escambia | 61 min |
| Mar 9, 8:27 AM CST | Tornado Warning | MOB | Baldwin, Mobile | 63 min |
| Mar 9, 8:35 AM CST | Tornado Warning | MOB | Conecuh, Covington, Escambia | 40 min |
| Mar 9, 8:41 AM CST | Flash Flood Warning | MOB | Baldwin, Mobile | 4 hr |
| Mar 9, 8:48 AM CST | Flash Flood Warning | MOB | Conecuh, Escambia | 5 hr |
| Mar 9, 8:50 AM CST | Severe Thunderstorm Warning | MOB | Butler, Conecuh, Covington, Crenshaw | 40 min |
| Mar 9, 9:02 AM CST | Severe Thunderstorm Warning | MOB | Baldwin, Escambia | 58 min |
| Mar 9, 9:10 AM CST | Severe Thunderstorm Warning | MOB | Butler, Conecuh, Covington, Crenshaw, Escambia | 65 min |
| Mar 9, 9:10 AM CST | Tornado Warning | MOB | Baldwin | 50 min |
| Mar 9, 9:16 AM CST | Tornado Warning | MOB | Baldwin | 44 min |
| Mar 9, 9:16 AM CST | Tornado Warning | MOB | Covington | 59 min |
| Mar 9, 9:19 AM CST | Special Marine Warning | MOB | 116 min | |
| Mar 9, 9:23 AM CST | Special Marine Warning | MOB | 97 min | |
| Mar 9, 9:25 AM CST | Flash Flood Warning | MOB | Baldwin | 6 hr |
| Mar 9, 9:26 AM CST | Tornado Warning | MOB | Baldwin, Escambia | 49 min |
| Mar 9, 9:26 AM CST | Tornado Warning | MOB | Covington, Crenshaw | 26 min |
| Mar 9, 9:36 AM CST | Flash Flood Warning | MOB | Conecuh, Covington, Escambia | 114 min |
| Mar 9, 9:40 AM CST | Tornado Warning | MOB | Baldwin | 50 min |
| Mar 9, 9:44 AM CST | Areal Flood Advisory | MOB | Butler, Conecuh, Covington, Crenshaw | 4 hr |
| Mar 9, 9:54 AM CST | Tornado Warning | MOB | Covington | 25 min |
| Mar 9, 10:09 AM CST | Severe Thunderstorm Warning | MOB | Covington | 66 min |
| Mar 9, 10:22 AM CST | Areal Flood Warning | MOB | Choctaw | 5 hr |
| Mar 9, 10:55 AM CST | Special Marine Warning | MOB | 80 min | |
| Mar 9, 11:00 AM CST | Areal Flood Warning | MOB | Choctaw | 5 hr |
| Mar 9, 11:14 AM CST | Tornado Warning | MOB | Baldwin | 61 min |
| Mar 9, 11:30 AM CST | River Flood Warning | MOB | Clarke, Monroe, Wilcox | 10 days |
| Mar 9, 11:54 AM CST | Areal Flood Advisory | MOB | Conecuh, Covington, Escambia | 111 min |
| Mar 9, 11:58 AM CST | Special Marine Warning | MOB | 2 hr | |
| Mar 9, 12:00 PM CST | Areal Flood Warning | MOB | Clarke, Washington, Wilcox | 4 hr |
| Mar 9, 2:02 PM CST | Special Marine Warning | MOB | 58 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.