Alert archive / Florida / Tornado Warnings in 2009

Tornado Warning 51, NWS Mobile, AL

December 24, 2009Escambia County, Florida; Baldwin County, Alabama

NWS Mobile, AL issued this tornado warning at Dec 24, 2009, 5:36 PM CST for Escambia County, Florida; Baldwin County, Alabama. It was in force for 37 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
Dec 24, 2009, 5:36 PM CST (23:36 UTC)
Expired
Dec 24, 2009, 6:13 PM CST
In force
37 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

Counties Baldwin County, AL, Escambia County, FL

What was reported inside it

TimeReportWhereRemark
Dec 24, 5:38 PM CSTTSTM WND DMGGulf Shores, ALBALDWIN COUNTY 911 REPORTED ROOF DAMAGE AND WINDOWS BROKEN ON A HOUSE ON COTTON BAY DRIVE WEST NEAR JACK EDWARDS AIRPORT.

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
Dec 24, 10:37 AM CSTTornado WatchSPC7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 11.6 hours before the alert went out and 203 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, Slidell Radar S, LA at 12:00Z on 2009-12-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 255 joules per kilogram.LCLLFCEL10008507005003002001001 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, Slidell Radar S, LA at 12:00Z on 2009-12-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 395 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
255 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
477 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
395 m²/s²
0-3 km storm-relative helicity
501 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMOB 242336
TORMOB
ALC003-FLC033-250030-
/O.NEW.KMOB.TO.W.0051.091224T2336Z-091225T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
536 PM CST THU DEC 24 2009

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  EXTREME SOUTHWESTERN ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
  SOUTHEASTERN BALDWIN COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 630 PM CST

* AT 535 PM CST...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 3 MILES SOUTHWEST OF
  ROMAR BEACH...OR ABOUT 28 MILES EAST OF DAUPHIN ISLAND...MOVING
  NORTH AT 30 MPH.

* THE TORNADO WILL BE NEAR...
  MIFLIN BY 555 PM CST...
  ELBERTA BY 600 PM CST...
  ELSANOR BY 620 PM 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.

TO REPORT ANY TORNADOES...FUNNEL CLOUDS...OR OTHER HAZARDOUS WEATHER
OBSERVATIONS TO YOUR NATIONAL WEATHER SERVICE...CALL TOLL FREE AT 1 8
7 7 6 3 3 6 7 7 2.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST FRIDAY MORNING FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3064 8776 3061 8744 3034 8749 3032 8752
      3030 8750 3029 8750 3028 8752 3029 8754
      3027 8756 3027 8760 3023 8774 3024 8776
TIME...MOT...LOC 2336Z 190DEG 24KT 3024 8764

$$
3 follow-up statements
000 
WWUS54 KMOB 242349
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
549 PM CST THU DEC 24 2009

ALC003-FLC033-250030-
/O.CON.KMOB.TO.W.0051.000000T0000Z-091225T0030Z/
BALDWIN AL-ESCAMBIA FL-
549 PM CST THU DEC 24 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CST FOR 
SOUTHEASTERN BALDWIN COUNTY AND SOUTHWESTERN ESCAMBIA COUNTY 
FLORIDA...

AT 546 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A POSSIBLE TORNADO NEAR MIFLIN...MOVING NORTHEAST AT 40 MPH.

THE TORNADO WILL BE NEAR...
  6 MILES SOUTHEAST OF ELSANOR BY 600 PM CST...
  SEMINOLE BY 605 PM 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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST FRIDAY MORNING FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3064 8776 3061 8744 3034 8749 3032 8752
      3030 8750 3029 8750 3028 8752 3029 8754
      3027 8756 3027 8760 3023 8774 3024 8776
TIME...MOT...LOC 2347Z 206DEG 35KT 3038 8757

$$
000 
WWUS54 KMOB 242358
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
558 PM CST THU DEC 24 2009

FLC033-250005-
/O.CAN.KMOB.TO.W.0051.000000T0000Z-091225T0030Z/
ESCAMBIA FL-
558 PM CST THU DEC 24 2009

...THE TORNADO WARNING FOR EXTREME SOUTHWESTERN ESCAMBIA COUNTY IS
CANCELLED...

THE THUNDERSTORM POSSIBLY PRODUCING A TORNADO IS MOVING ACROSS 
EASTERN BALDWIN COUNTY.  IF THE STORM CONTINUES MOVING NORTHEAST AND 
REMAINS STRONG...A NEW TORNADO WARNING MAY BE NECESSARY FOR THE CENTRAL 
SECTIONS OF ESCAMBIA COUNTY FLORIDA IN THE NEXT FEW MINUTES.  STAY 
TUNED FOR ADDITIONAL STATEMENTS AND POSSIBLE WARNINGS.  

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST FRIDAY MORNING FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3035 8749 3040 8763 3063 8760 3061 8744
      3040 8748
TIME...MOT...LOC 2355Z 208DEG 25KT 3043 8754

$$

ALC003-250030-
/O.CON.KMOB.TO.W.0051.000000T0000Z-091225T0030Z/
BALDWIN AL-
558 PM CST THU DEC 24 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CST FOR
SOUTHEASTERN BALDWIN COUNTY...

AT 553 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THE 
POSSIBLE TORNADO WAS NEAR ELBERTA...MOVING NORTHEAST AT 35 MPH.

THE TORNADO WILL BE NEAR...
  6 MILES SOUTHEAST OF ELSANOR BY 605 PM CST...
  SEMINOLE BY 610 PM CST...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST FRIDAY MORNING FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3035 8749 3040 8763 3063 8760 3061 8744
      3040 8748
TIME...MOT...LOC 2355Z 208DEG 25KT 3043 8754

$$
000 
WWUS54 KMOB 250013
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
613 PM CST THU DEC 24 2009

ALC003-250023-
/O.CAN.KMOB.TO.W.0051.000000T0000Z-091225T0030Z/
BALDWIN AL-
613 PM CST THU DEC 24 2009

...THE TORNADO WARNING FOR SOUTHEASTERN BALDWIN COUNTY IS
CANCELLED...

THE STORM HAS MOVED NORTHEAST OF THE SEMINOLE AREA...AND STILL MAY 
BE PRODUCING STRONG WINDS NEAR 60 MPH AND FREQUENT LIGHTNING 
STRIKES.  

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST FRIDAY MORNING FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3035 8749 3040 8763 3063 8760 3061 8744
      3040 8748
TIME...MOT...LOC 0013Z 208DEG 25KT 3054 8747

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 24, 7:48 AM CSTHigh Surf AdvisoryMOB20 hr
Dec 24, 12:20 PM CSTCoastal Flood AdvisoryMOB16 hr
Dec 24, 5:58 PM CSTSevere Thunderstorm WarningMOBEscambia, Santa Rosa62 min
Dec 24, 10:07 AM CSTGale WarningMOB11 hr
Dec 24, 4:02 PM CSTSevere Thunderstorm WarningMOBMobile58 min
Dec 24, 4:25 PM CSTSevere Thunderstorm WarningMOBBaldwin, Mobile, Washington65 min
Dec 24, 4:47 PM CSTSpecial Marine WarningMOB118 min
Dec 24, 4:55 PM CSTSevere Thunderstorm WarningMOBBaldwin, Mobile65 min
Dec 24, 5:16 PM CSTSevere Thunderstorm WarningMOBBaldwin, Clarke, Mobile, Monroe, Washington44 min
Dec 24, 5:26 PM CSTSevere Thunderstorm WarningMOBClarke, Washington20 min

Nearby

Tornado Warnings in Florida, 2009Tornado Warnings in Alabama, 2009Every tornado warning in 2009Tornadoes in 2009

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.