Alert archive / Florida / Tornado Warnings in 2011

Tornado Warning 16, NWS Mobile, AL

March 9, 2011Escambia County, Santa Rosa County, Florida; Baldwin County, Escambia County, Alabama

NWS Mobile, AL issued this tornado warning at Mar 9, 2011, 9:26 AM CST for Escambia County, Santa Rosa County, Florida; Baldwin County, Escambia County, Alabama. It was in force for 49 min. 3 reports 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, 9:26 AM CST (15:26 UTC)
Expired
Mar 9, 2011, 10:15 AM CST
In force
49 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

Counties Baldwin County, AL, Escambia County, AL, Escambia County, FL, Santa Rosa County, FL

The radar

The Mobile radar (KMOB), 108 km from the middle of the area, began a volume at 15:26 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

TimeReportWhereRemark
Mar 9, 9:28 AM CSTTORNADO 1Mcdavid, FLELEVEN HOMES WERE DAMAGED ALONG THE PATH. TWO HOMES WERE DAMAGED BY FALLING TREES. A HOME ON MAIN STREET WAS SHIFTED OFF OF ITS FOUNDATION...WHILE ANOTHER SUFFERED SIGNIFICANT ROOF DAMAGE.
Mar 9, 9:30 AM CSTTSTM WND DMGFlomaton, ALONE TREE DOWN ON POWER LINES.
Mar 9, 9:30 AM CSTTSTM WND DMGMcdavid, FLESCAMBIA COUNTY 911 REPORTED FIVE STRUCTURES WITH HEAVY DAMAGE ALONG THE TWO-HUNDRED BLOCK OF MAIN STREET.

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.

IssuedProductOfficeLasted
Mar 9, 7:26 AM CSTTornado WatchSPC6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 3.4 hours before the alert went out and 253 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.

Skew-T log-pSkew-T log-p diagram, Birmingham, AL at 12:00Z on 2011-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2011-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 743 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
467 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
743 m²/s²
0-3 km storm-relative helicity
1250 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

201 
WFUS54 KMOB 091526
TORMOB
ALC003-053-FLC033-113-091615-
/O.NEW.KMOB.TO.W.0016.110309T1526Z-110309T1615Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
926 AM CST WED MAR 9 2011

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITIES OF...MOLINO...CENTURY...
  NORTHERN SANTA ROSA COUNTY IN NORTHWEST FLORIDA...
  SOUTHERN ESCAMBIA COUNTY IN SOUTH CENTRAL ALABAMA...
  THIS INCLUDES THE CITIES OF...FLOMATON...EAST BREWTON...
  EAST CENTRAL BALDWIN COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 1015 AM CST

* AT 921 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING A TORNADO ALONG A
  LINE EXTENDING FROM FLOMATON TO 10 MILES NORTHWEST OF MOLINO TO 13
  MILES WEST OF MOLINO...MOVING EAST AT 55 MPH.

* TORNADO PRODUCING STORMS WILL BE NEAR...
  RIVERVIEW...JAY AND MOLINO AROUND 935 AM CST...
  DIXONVILLE AND EAST BREWTON AROUND 940 AM CST...
  MCLELLAN AROUND 945 AM CST...
  MILTON NEAR WHITIN AROUND 950 AM CST...

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 NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI.

&&

LAT...LON 3110 8679 3068 8680 3071 8760 3089 8746
      3110 8746
TIME...MOT...LOC 1526Z 271DEG 53KT 3101 8726 3085 8729
          3071 8745

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 9, 9:02 AM CSTSevere Thunderstorm WarningMOBEscambia, Santa Rosa58 min
Mar 9, 9:10 AM CSTSevere Thunderstorm WarningMOBOkaloosa, Santa Rosa65 min
Mar 9, 9:10 AM CSTTornado WarningMOBEscambia50 min
Mar 9, 9:16 AM CSTTornado WarningMOBEscambia44 min
Mar 9, 9:25 AM CSTFlash Flood WarningMOBEscambia, Santa Rosa6 hr
Mar 9, 9:40 AM CSTTornado WarningMOBEscambia, Santa Rosa50 min
Mar 9, 10:09 AM CSTSevere Thunderstorm WarningMOBEscambia, Okaloosa, Santa Rosa66 min
Mar 9, 10:17 AM CSTFlash Flood WarningMOBSanta Rosa6 hr
Mar 9, 10:30 AM CSTTornado WarningMOBOkaloosa, Santa Rosa32 min
Mar 9, 11:03 AM CSTFlash Flood WarningMOBOkaloosa5 hr
Mar 9, 11:10 AM CSTSevere Thunderstorm WarningMOBOkaloosa65 min
Mar 9, 11:14 AM CSTTornado WarningMOBEscambia, Santa Rosa61 min
Mar 9, 11:41 AM CSTTornado WarningMOBOkaloosa26 min
Mar 9, 11:48 AM CSTFlash Flood WarningMOBOkaloosa, Santa Rosa4 hr
Mar 9, 12:16 PM CSTTornado WarningMOBOkaloosa, Santa Rosa26 min
Mar 8, 7:11 PM CSTSevere Thunderstorm WarningMOBMobile, Washington34 min
Mar 8, 8:23 PM CSTSevere Thunderstorm WarningMOBWashington37 min
Mar 8, 9:04 PM CSTSevere Thunderstorm WarningMOBClarke, Washington41 min
Mar 8, 9:44 PM CSTSevere Thunderstorm WarningMOBClarke, Washington, Wilcox46 min
Mar 9, 1:32 AM CSTFlash Flood WarningMOBChoctaw118 min
Mar 9, 4:20 AM CSTFlash Flood WarningMOBChoctaw6 hr
Mar 9, 4:22 AM CSTSevere Thunderstorm WarningMOBChoctaw38 min
Mar 9, 4:32 AM CSTTornado WarningMOBChoctaw33 min
Mar 9, 5:07 AM CSTFlash Flood WarningMOBChoctaw6 hr
Mar 9, 5:40 AM CSTTornado WarningMOBChoctaw, Clarke33 min
Mar 9, 5:51 AM CSTFlash Flood WarningMOBClarke, Washington, Wilcox6 hr
Mar 9, 6:37 AM CSTTornado WarningMOBWashington17 min
Mar 9, 7:08 AM CSTSevere Thunderstorm WarningMOBBaldwin, Mobile, Washington52 min
Mar 9, 7:26 AM CSTFlash Flood WarningMOBBaldwin, Clarke, Mobile, Washington6 hr
Mar 9, 7:33 AM CSTFlash Flood WarningMOBMonroe6 hr
Mar 9, 7:52 AM CSTSevere Thunderstorm WarningMOBBaldwin, Mobile83 min
Mar 9, 7:54 AM CSTSpecial Marine WarningMOB81 min
Mar 9, 8:01 AM CSTTornado WarningMOBBaldwin, Mobile44 min
Mar 9, 8:14 AM CSTSevere Thunderstorm WarningMOBConecuh, Covington, Escambia61 min
Mar 9, 8:27 AM CSTTornado WarningMOBBaldwin, Mobile63 min
Mar 9, 8:35 AM CSTTornado WarningMOBConecuh, Covington, Escambia40 min
Mar 9, 8:41 AM CSTFlash Flood WarningMOBBaldwin, Mobile4 hr
Mar 9, 8:48 AM CSTFlash Flood WarningMOBConecuh, Escambia5 hr
Mar 9, 8:50 AM CSTSevere Thunderstorm WarningMOBButler, Conecuh, Covington, Crenshaw40 min
Mar 9, 9:16 AM CSTTornado WarningMOBCovington59 min
Mar 9, 9:19 AM CSTSpecial Marine WarningMOB116 min
Mar 9, 9:23 AM CSTSpecial Marine WarningMOB97 min
Mar 9, 9:26 AM CSTTornado WarningMOBCovington, Crenshaw26 min
Mar 9, 9:36 AM CSTFlash Flood WarningMOBConecuh, Covington, Escambia114 min
Mar 9, 9:44 AM CSTAreal Flood AdvisoryMOBButler, Conecuh, Covington, Crenshaw4 hr
Mar 9, 9:54 AM CSTTornado WarningMOBCovington25 min
Mar 9, 10:22 AM CSTAreal Flood WarningMOBChoctaw5 hr
Mar 9, 10:55 AM CSTSpecial Marine WarningMOB80 min
Mar 9, 11:00 AM CSTAreal Flood WarningMOBChoctaw5 hr
Mar 9, 11:30 AM CSTRiver Flood WarningMOBClarke, Monroe, Wilcox10 days
Mar 9, 11:54 AM CSTAreal Flood AdvisoryMOBConecuh, Covington, Escambia111 min
Mar 9, 11:58 AM CSTSpecial Marine WarningMOB2 hr
Mar 9, 12:00 PM CSTAreal Flood WarningMOBClarke, Washington, Wilcox4 hr
Mar 9, 2:02 PM CSTSpecial Marine WarningMOB58 min

Nearby

Tornado Warnings in Florida, 2011Tornado 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.