Alert archive / Alabama / Tornado Warnings in 2007

Tornado Warning 63, NWS Mobile, AL

December 28, 2007Baldwin County, Escambia County, Alabama

NWS Mobile, AL issued this tornado warning at Dec 28, 2007, 10:27 AM CST for Baldwin County, Escambia County, Alabama. It was in force for 33 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: Dec 28, 2007, 10:27 AM CST (16:27 UTC)
Expired: Dec 28, 2007, 11:00 AM CST
In force: 33 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Baldwin County, AL, Escambia County, AL

The radar

The Mobile radar (KMOB), 75 km from the middle of the area, began a volume at 16:30 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 nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 4.5 hours before the alert went out and 217 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 755 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 554 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 290 m²/s²
0-3 km storm-relative helicity: 387 m²/s²
Significant tornado parameter: 1.3
Supercell composite: 8.9

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMOB 281627
TORMOB
ALC003-053-281700-
/O.NEW.KMOB.TO.W.0063.071228T1627Z-071228T1700Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1027 AM CST FRI DEC 28 2007

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  EXTREME WEST CENTRAL ESCAMBIA COUNTY IN SOUTH CENTRAL ALABAMA...
  NORTH CENTRAL BALDWIN COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 1100 AM CST

* AT 1025 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 10 MILES
  SOUTHWEST OF REDTOWN...OR ABOUT 13 MILES NORTH OF BAY MINETTE...
  MOVING NORTHEAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  REDTOWN BY 1045 AM CST...
  BOONEVILLE BY 1055 AM CST...

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.

LAT...LON 3126 8766 3115 8753 3103 8777 3109 8782
TIME...MOT...LOC 1627Z 231DEG 25KT 3108 8777

$$

1 follow-up statement

000 
WWUS54 KMOB 281701
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1058 AM CST FRI DEC 28 2007

ALC003-053-281708-
/O.EXP.KMOB.TO.W.0063.000000T0000Z-071228T1700Z/
ESCAMBIA AL-BALDWIN AL-
1058 AM CST FRI DEC 28 2007

...THE TORNADO WARNING FOR NORTH CENTRAL BALDWIN AND EXTREME WEST 
CENTRAL ESCAMBIA COUNTIES WILL BE ALLOWED TO EXPIRE AT 1100 AM 
CST...

DOPPLER RADAR INDICATES THE ROTATION IN THE STORM NOW CROSSING INTO 
WESTERN ESCAMBIA COUNTY ALABAMA NEAR BOONEVILLE HAS WEAKENED.    

THIS STORM MAY STILL PRODUCE SOME SMALL HAIL AS IT MOVES NORTHEAST 
AT 35 MPH ACROSS WESTERN ESCAMBIA COUNTY ALABAMA.  

A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 1130 AM FOR NORTHERN 
BALDWIN COUNTY FOR ANOTHER STORM JUST WEST OF LATHAM. 

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM CST FRIDAY EVENING FOR
SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI.

LAT...LON 3126 8766 3115 8753 3103 8777 3109 8782
TIME...MOT...LOC 1658Z 231DEG 25KT 3122 8757

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 28, 10:21 AM CST	Severe Thunderstorm Warning	MOB	Mobile	24 min
Dec 28, 10:53 AM CST	Severe Thunderstorm Warning	MOB	Baldwin	37 min
Dec 28, 11:10 AM CST	Severe Thunderstorm Warning	MOB	Conecuh, Covington, Escambia	50 min
Dec 28, 11:16 AM CST	Severe Thunderstorm Warning	MOB	Conecuh, Escambia, Monroe	44 min
Dec 28, 11:55 AM CST	Severe Thunderstorm Warning	MOB	Conecuh, Escambia, Monroe	50 min
Dec 28, 12:04 PM CST	Severe Thunderstorm Warning	MOB	Baldwin, Mobile	41 min
Dec 28, 12:25 PM CST	Severe Thunderstorm Warning	MOB	Covington, Escambia	50 min

Nearby

Tornado Warnings in Alabama, 2007 Every tornado warning in 2007 Tornadoes in 2007

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.