Alert archive / Florida / Tornado Warnings in 2008

Tornado Warning 17, NWS Mobile, AL

February 12, 2008Santa Rosa County, Florida

NWS Mobile, AL issued this tornado warning at Feb 12, 2008, 3:07 PM CST for Santa Rosa County, Florida. It was in force for 38 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
Feb 12, 2008, 3:07 PM CST (21:07 UTC)
Expired
Feb 12, 2008, 3:45 PM CST
In force
38 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

County Santa Rosa County, FL

The radar

The Eglin Afb radar (KEVX), 111 km from the middle of the area, began a volume at 21:10 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.

IssuedProductOfficeLasted
Feb 12, 12:34 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 9.1 hours before the alert went out and 262 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 2008-02-12Temperature 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, Slidell Radar S, LA at 12:00Z on 2008-02-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 square meters per square second.19395878Sfc1 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
1161 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
147 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.

000 
WFUS54 KMOB 122106
TORMOB
FLC113-122145-
/O.NEW.KMOB.TO.W.0017.080212T2107Z-080212T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
307 PM CST TUE FEB 12 2008

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL SANTA ROSA COUNTY IN NORTHWEST FLORIDA...

* UNTIL 345 PM CST

* AT 302 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR MILTON NEAR
  WHITING FIELD...OR ABOUT 21 MILES NORTH OF PENSACOLA...MOVING NORTH
  AT 15 MPH.

* THE TORNADO WILL BE NEAR...
  ALLENTOWN BY 315 PM CST...
  BERRYDALE AND 7 MILES WEST OF MUNSON BY 345 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. IN ADDITION TO THE TORNADO...THIS
STORM IS CAPABLE OF PRODUCING LARGE DAMAGING HAIL OR DAMAGING
STRAIGHT LINE WINDS.

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...DITCH OR LOW DEPRESSION AND COVER YOUR
HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3097 8709 3088 8684 3064 8707 3067 8713
TIME...MOT...LOC 2107Z 202DEG 16KT 3073 8706

$$
2 follow-up statements
000 
WWUS54 KMOB 122117
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
317 PM CST TUE FEB 12 2008

FLC113-122145-
/O.CON.KMOB.TO.W.0017.000000T0000Z-080212T2145Z/
SANTA ROSA FL-
317 PM CST TUE FEB 12 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CST FOR NORTH
CENTRAL SANTA ROSA COUNTY...

AT 317 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR ALLENTOWN...OR
ABOUT 24 MILES SOUTH OF BREWTON...MOVING NORTH AT 15 MPH.

THE TORNADO WILL BE NEAR...
  BERRYDALE AND 7 MILES WEST OF MUNSON BY 345 PM CST...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3097 8709 3088 8684 3074 8703 3076 8707
TIME...MOT...LOC 2117Z 202DEG 16KT 3077 8704

$$
000 
WWUS54 KMOB 122136
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
333 PM CST TUE FEB 12 2008

FLC113-122145-
/O.CON.KMOB.TO.W.0017.000000T0000Z-080212T2145Z/
SANTA ROSA FL-
333 PM CST TUE FEB 12 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CST FOR NORTH
CENTRAL SANTA ROSA COUNTY...

AT 333 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR BERRYDALE...OR 
ABOUT 20 MILES SOUTH OF BREWTON...MOVING NORTH AT 15 MPH.

THE TORNADO WILL BE NEAR...
  BERRYDALE BY 345 PM CST...

THIS STORM HAS A HISTORY OF PRODUCING A BRIEF TORNADO NEAR WHITING 
FIELD NEAR MILTON...AND CONTINUES TO SHOW SIGNS OF ROTATION.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3093 8703 3087 8687 3081 8700 3083 8704
TIME...MOT...LOC 2133Z 202DEG 16KT 3084 8701

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 12, 1:55 PM CSTFire Weather WatchMOBWalton17 hr
Feb 12, 3:43 PM CSTTornado WarningMOBSanta Rosa32 min
Feb 12, 4:55 PM CSTSevere Thunderstorm WarningMOBEscambia65 min
Feb 12, 5:35 PM CSTSevere Thunderstorm WarningMOBEscambia, Santa Rosa55 min

Nearby

Tornado Warnings in Florida, 2008Every tornado warning in 2008Tornadoes in 2008

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.