Alert archive / Florida / Tornado Warnings in 2011
Tornado Warning 123, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Sep 4, 2011, 9:12 PM CDT for Escambia County, Santa Rosa County, Florida. It was in force for 63 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, 9:12 PM CDT (02:12 UTC)
- Expired
- Sep 4, 2011, 10:15 PM CDT
- In force
- 63 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Escambia County, FL, Santa Rosa County, FL
The radar
The Mobile radar (KMOB), 110 km from the middle of the area, began a volume at 02:12 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 |
|---|---|---|---|
| Sep 4, 3:47 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 2.2 hours before the alert went out and 247 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
- 1653 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 616 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 164 m²/s²
- 0-3 km storm-relative helicity
- 188 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 6.8
The text
As transmitted, in the capitals the NWS used until 2016.
958
WFUS54 KMOB 050212
TORMOB
FLC033-113-050315-
/O.NEW.KMOB.TO.W.0123.110905T0212Z-110905T0315Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
912 PM CDT SUN SEP 4 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
SOUTHERN SANTA ROSA COUNTY IN NORTHWEST FLORIDA...
* UNTIL 1015 PM CDT
* AT 907 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES
SOUTHWEST OF GULF BREEZE...OR 11 MILES SOUTHWEST OF ORIOLE BEACH...
MOVING NORTH AT 25 MPH.
* LOCATIONS IMPACTED INCLUDE...
TIGER POINT... PEA RIDGE... MULAT...
GARCON POINT... FLORIDATOWN... EAST MILTON...
DICKERSON CITY... AVALON... PACE...
THIS INCLUDES INTERSTATE 10 BETWEEN MILE MARKERS 9 AND 30.
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 1000 PM CDT SUNDAY EVENING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
&&
LAT...LON 3031 8729 3032 8730 3069 8728 3059 8683
3046 8696 3050 8703 3054 8703 3043 8709
3051 8710 3057 8717 3047 8715 3038 8726
3033 8726 3034 8717 3041 8709 3041 8701
3035 8714 3035 8706 3033 8708
TIME...MOT...LOC 0213Z 198DEG 20KT 3029 8722
$$3 follow-up statements
516
WWUS54 KMOB 050235
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
935 PM CDT SUN SEP 4 2011
FLC033-113-050315-
/O.CON.KMOB.TO.W.0123.000000T0000Z-110905T0315Z/
SANTA ROSA FL-ESCAMBIA FL-
935 PM CDT SUN SEP 4 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT FOR
SOUTHEASTERN ESCAMBIA AND SOUTHERN SANTA ROSA COUNTIES...
AT 926 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A POSSIBLE TORNADO. THE CIRCULATION HAS STRENGTHENED
DURING THE PAST TEN MINUTES. THIS TORNADO WAS LOCATED JUST NORTHEAST
OF GULF BREEZE AND WAS MOVING NORTH AT 25 MPH.
THE STORM WILL PASS VERY CLOSE TO THE EAST SIDE OF PENSACOLA...FERRY
PASS AND PACE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT SUNDAY EVENING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
&&
LAT...LON 3032 8727 3068 8725 3059 8683 3046 8696
3050 8703 3054 8703 3043 8709 3051 8710
3057 8717 3047 8715 3038 8726 3033 8726
3034 8717 3041 8709 3041 8701 3035 8714
3035 8706 3033 8708
TIME...MOT...LOC 0232Z 198DEG 20KT 3039 8718
$$202
WWUS54 KMOB 050250
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
950 PM CDT SUN SEP 4 2011
FLC033-113-050315-
/O.CON.KMOB.TO.W.0123.000000T0000Z-110905T0315Z/
SANTA ROSA FL-ESCAMBIA FL-
950 PM CDT SUN SEP 4 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT FOR
SOUTHEASTERN ESCAMBIA AND SOUTHERN SANTA ROSA COUNTIES...
AT 944 PM CDT...RADAR INDICATED A POSSIBLE TORNADO OVER EAST
PENSACOLA...MOVING NORTH AT 20 MPH. THE CIRCULATION CONTINUES TO
STRENGTHEN AND DEEPEN.
THE STORM IS MOVING TOWARDS FERRY PACE AND PACE.
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 1000 PM CDT SUNDAY EVENING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 700 AM CDT
MONDAY MORNING FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND
SOUTHEAST MISSISSIPPI.
&&
LAT...LON 3032 8727 3068 8725 3059 8683 3046 8696
3050 8703 3054 8703 3043 8709 3051 8710
3057 8717 3047 8715 3038 8727 3038 8726
3033 8726 3034 8717 3041 8709 3041 8701
3035 8714 3035 8706 3033 8708
TIME...MOT...LOC 0249Z 191DEG 18KT 3046 8717
$$536
WWUS54 KMOB 050310
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1010 PM CDT SUN SEP 4 2011
FLC033-050318-
/O.CAN.KMOB.TO.W.0123.000000T0000Z-110905T0315Z/
ESCAMBIA FL-
1010 PM CDT SUN SEP 4 2011
...THE TORNADO WARNING FOR SOUTHEASTERN ESCAMBIA COUNTY WILL BE
ALLOWED TO EXPIRE....
THE LOW LEVEL CIRCULATION HAS WEAKENED OVER THE PAST TEN MINUTES AND
THERE HAVE BEEN NO TORNADO REPORTS RECEIVED THUS FAR. IF THE STORM
STRENGTHENS AGAIN...ANOTHER TORNADO WARNING WILL BE ISSUED. THIS IS
NOT OUT OF THE QUESTION AND THIS STORM IS BEING VERY CLOSELY
MONITORED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 AM CDT MONDAY MORNING FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI.
LAT...LON 3051 8710 3057 8717 3054 8717 3054 8719
3055 8719 3066 8718 3061 8697 3055 8700
3052 8704 3044 8708
TIME...MOT...LOC 0308Z 199DEG 21KT 3057 8713
$$
FLC113-050315-
/O.CON.KMOB.TO.W.0123.000000T0000Z-110905T0315Z/
SANTA ROSA FL-
1010 PM CDT SUN SEP 4 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT FOR CENTRAL
SANTA ROSA COUNTY...
AT 1003 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR MULAT...OR NEAR
FERRY PASS...MOVING NORTH AT 25 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
FLORIDATOWN...PACE...WARD BASIN...GALT CITY...MILTON AND PEA RIDGE
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 MONDAY MORNING FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI.
&&
LAT...LON 3051 8710 3057 8717 3054 8717 3054 8719
3055 8719 3066 8718 3061 8697 3055 8700
3052 8704 3044 8708
TIME...MOT...LOC 0308Z 199DEG 21KT 3057 8713
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 9:58 PM CDT | High Wind Warning | MOB | 21 hr | |
| Sep 4, 9:58 PM CDT | Wind Advisory | MOB | 24 hr | |
| Sep 4, 10:24 PM CDT | Coastal Flood Advisory | MOB | 15 hr | |
| Sep 4, 10:24 PM CDT | Rip Current Statement | MOB | 21 hr | |
| Sep 4, 10:24 PM CDT | High Surf Advisory | MOB | 21 hr | |
| Sep 4, 11:53 PM CDT | Tornado Warning | MOB | Santa Rosa | 67 min |
| Sep 5, 1:07 AM CDT | Tornado Warning | MOB | Escambia, Santa Rosa | 53 min |
| Sep 5, 2:24 AM CDT | River Flood Warning | MOB | Escambia | 15 hr |
| Sep 5, 5:11 AM CDT | Tornado Warning | MOB | Okaloosa | 64 min |
| Sep 5, 7:23 AM CDT | Areal Flood Warning | MOB | Escambia, Okaloosa, Santa Rosa | 12 hr |
| Sep 5, 8:40 AM CDT | Severe Thunderstorm Warning | MOB | Okaloosa, Santa Rosa | 65 min |
| Sep 5, 9:16 AM CDT | Tornado Warning | MOB | Okaloosa | 44 min |
| Sep 5, 9:56 AM CDT | Tornado Warning | MOB | Escambia | 34 min |
| Sep 5, 9:59 AM CDT | Tornado Warning | MOB | Okaloosa | 61 min |
| Sep 5, 10:35 AM CDT | Tornado Warning | MOB | Escambia | 40 min |
| Sep 5, 10:39 AM CDT | Flash Flood Warning | MOB | Okaloosa | 111 min |
| Sep 5, 10:58 AM CDT | Tornado Warning | MOB | Okaloosa | 62 min |
| Sep 5, 12:54 PM CDT | Coastal Flood Warning | MOB | 6 hr | |
| Sep 5, 1:14 PM CDT | Severe Thunderstorm Warning | MOB | Okaloosa, Santa Rosa | 39 min |
Nearby
Tornado Warnings in Florida, 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.