Alert archive / Alabama / Tornado Warnings in 2008

Tornado Warning 47, NWS Mobile, AL

April 4, 2008Mobile County, Washington County, Alabama

NWS Mobile, AL issued this tornado warning at Apr 4, 2008, 7:40 PM CDT for Mobile County, Washington County, Alabama. It was in force for 50 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
Apr 4, 2008, 7:40 PM CDT (00:40 UTC)
Expired
Apr 4, 2008, 8:30 PM CDT
In force
50 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

Counties Mobile County, AL, Washington County, AL

The radar

The Mobile radar (KMOB), 61 km from the middle of the area, began a volume at 00:42 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
Apr 4, 5:48 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 0.7 hours before the alert went out and 191 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 00:00Z on 2008-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1152 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 00:00Z on 2008-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 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
1152 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
931 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.6
Supercell composite
2.5

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMOB 050040
TORMOB
ALC097-129-050130-
/O.NEW.KMOB.TO.W.0047.080405T0040Z-080405T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
740 PM CDT FRI APR 4 2008

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN MOBILE COUNTY IN SOUTHWEST ALABAMA...
  SOUTHERN WASHINGTON COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 830 PM CDT

* AT 737 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR DEER
  PARK...OR ABOUT 14 MILES EAST OF LEAKESVILLE...MOVING EAST AT 20
  MPH.

* THE TORNADO WILL BE NEAR...
  CITRONELLE AND 7 MILES NORTH OF SIDNEY BY 750 PM CDT...
  7 MILES SOUTH OF TOPTON AND 8 MILES NORTH OF PINEOLA BY 810 PM
  CDT...
  FAIRFORD BY 825 PM CDT...
  MALCOLM...CALVERT...MCINTOSH AND 7 MILES NORTH OF MOUNT VERNON BY
  830 PM CDT...

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.

HEAVY RAINFALL MAY BE OBSCURING THIS TORNADO. TAKE COVER NOW IF YOU
WAIT TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE
PLACE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3132 8794 3127 8794 3127 8798 3126 8794
      3117 8794 3116 8798 3115 8794 3111 8796
      3105 8794 3103 8843 3124 8843
TIME...MOT...LOC 0040Z 262DEG 18KT 3116 8831

$$
4 follow-up statements
000 
WWUS54 KMOB 050050
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
750 PM CDT FRI APR 4 2008

MSC039-050100-
/O.CON.KMOB.SV.W.0095.000000T0000Z-080405T0100Z/
GEORGE MS-
750 PM CDT FRI APR 4 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR GEORGE COUNTY...

AT 750 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM BEXLEY TO 6 MILES NORTHWEST
OF BASIN TO 7 MILES SOUTHWEST OF BASIN...OR ALONG A LINE EXTENDING
FROM LUCEDALE TO 9 MILES SOUTHWEST OF LUCEDALE TO 15 MILES SOUTHWEST
OF LUCEDALE...MOVING EAST AT 20 MPH.

SEVERE THUNDERSTORMS WILL BE NEAR...
  LUCEDALE...EVANSTON...BASIN AND 7 MILES WEST OF AGRICOLA BY 800 PM
  CDT...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3084 8843 3074 8843 3074 8881 3098 8875
      3099 8871 3098 8869 3099 8868 3100 8858
TIME...MOT...LOC 0050Z 273DEG 21KT 3098 8863 3086 8869
          3074 8870

$$
000 
WWUS54 KMOB 050100
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
759 PM CDT FRI APR 4 2008

ALC129-050130-
/O.CON.KMOB.TO.W.0047.000000T0000Z-080405T0130Z/
WASHINGTON AL-
759 PM CDT FRI APR 4 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
SOUTHEASTERN WASHINGTON COUNTY...

AT 756 PM CDT...RADAR INDICATED A POSSIBLE TORNADO LOCATED 8 
MILES SOUTHWEST OF TOPTON...OR ABOUT 20 MILES SOUTH OF 
CHATOM...MOVING EAST AT 25 MPH.

THE TORNADO WILL BE NEAR...
  6 MILES SOUTH OF TOPTON BY 805 PM CDT...
  FAIRFORD BY 815 PM CDT...
  MALCOLM AND MCINTOSH BY 820 PM CDT...

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3132 8797 3128 8795 3127 8798 3125 8794
      3120 8794 3116 8798 3117 8800 3116 8824
      3127 8826
TIME...MOT...LOC 0059Z 255DEG 24KT 3119 8818

$$
000 
WWUS54 KMOB 050119
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
818 PM CDT FRI APR 4 2008

ALC129-050130-
/O.CON.KMOB.TO.W.0047.000000T0000Z-080405T0130Z/
WASHINGTON AL-
818 PM CDT FRI APR 4 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
SOUTHEASTERN WASHINGTON COUNTY...

AT 814 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A POSSIBLE TORNADO.  THIS TORNADO WAS LOCATED NEAR 
FAIRFORD...OR ABOUT 20 MILES SOUTHEAST OF CHATOM...MOVING EAST AT 25 
MPH. 

THE TORNADO WILL BE NEAR...
  RURAL SOUTHEASTERN WASHINGTON COUNTY AT 830 PM CDT

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3128 8795 3127 8798 3125 8794 3119 8795
      3116 8798 3117 8813 3123 8811 3128 8814
      3132 8797
TIME...MOT...LOC 0118Z 255DEG 24KT 3122 8804

$$
000 
WWUS54 KMOB 050128
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
828 PM CDT FRI APR 4 2008

ALC129-050138-
/O.EXP.KMOB.TO.W.0047.000000T0000Z-080405T0130Z/
WASHINGTON AL-
828 PM CDT FRI APR 4 2008

...THE TORNADO WARNING FOR SOUTHEASTERN WASHINGTON COUNTY EXPIRES AT
830 PM CDT...

ROTATION HAS WEAKENED AND THE STORM HAS RECENTLY FALLEN BELOW SEVERE 
LIMITS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SATURDAY MORNING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3128 8795 3127 8798 3125 8794 3119 8795
      3116 8798 3117 8813 3123 8811 3128 8814
      3132 8797
TIME...MOT...LOC 0128Z 255DEG 24KT 3124 8796

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 4, 8:00 PM CDTSevere Thunderstorm WarningMOBMobile45 min
Apr 4, 8:37 PM CDTSevere Thunderstorm WarningMOBBaldwin, Mobile38 min
Apr 4, 8:41 PM CDTSpecial Marine WarningMOB51 min
Apr 4, 10:40 PM CDTSevere Thunderstorm WarningMOBConecuh, Escambia50 min
Apr 4, 11:41 PM CDTSevere Thunderstorm WarningMOBBaldwin24 min
Apr 5, 12:10 AM CDTFlash Flood WarningMOBBaldwin, Mobile8 hr
Apr 5, 5:34 AM CDTSpecial Marine WarningMOB56 min
Apr 5, 8:42 AM CDTSpecial Marine WarningMOB93 min
Apr 5, 8:45 AM CDTFlash Flood WarningMOBBaldwin2 hr
Apr 5, 9:43 AM CDTFlash Flood WatchMOBCovington, Escambia4 hr
Apr 5, 10:13 AM CDTSpecial Marine WarningMOB32 min
Apr 5, 10:22 AM CDTSpecial Marine WarningMOB83 min
Apr 5, 10:42 AM CDTFlash Flood WarningMOBBaldwin2 hr
Apr 5, 11:14 AM CDTRiver Flood WarningMOBBaldwin26 hr
Apr 5, 11:14 AM CDTRiver Flood WarningMOBCovington, Escambia11 hr
Apr 5, 11:14 AM CDTRiver Flood WarningMOBEscambia11 hr
Apr 5, 11:41 AM CDTSpecial Marine WarningMOB36 min
Apr 5, 1:11 PM CDTRiver Flood WarningMOBCovington, Escambia9 hr
Apr 5, 1:11 PM CDTRiver Flood WarningMOBBaldwin37 hr

Nearby

Tornado Warnings in Alabama, 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.