Alert archive / Alabama / Tornado Warnings in 2008

Tornado Warning 11, NWS Mobile, AL

January 11, 2008Covington County, Alabama

NWS Mobile, AL issued this tornado warning at Jan 11, 2008, 1:28 AM CST for Covington County, Alabama. It was in force for 17 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: Jan 11, 2008, 1:28 AM CST (07:28 UTC)
Expired: Jan 11, 2008, 1:45 AM CST
In force: 17 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

County Covington County, AL

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jan 11, 1:21 AM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 7.5 hours before the alert went out and 210 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: 53 J/kg
Mixed-layer CIN: -66 J/kg
Mixed-layer LCL: 713 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 130 m²/s²
0-3 km storm-relative helicity: 190 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 110728
TORMOB
ALC039-110745-
/O.NEW.KMOB.TO.W.0011.080111T0728Z-080111T0745Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
128 AM CST FRI JAN 11 2008

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL COVINGTON COUNTY IN SOUTH CENTRAL ALABAMA...

* UNTIL 145 AM CST

* AT 123 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR GREEN
  BAY...OR ABOUT 15 MILES SOUTHEAST OF ANDALUSIA...MOVING EAST AT 40
  MPH.

* THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
  INDICATED COUNTY.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

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 700 AM CST FRIDAY MORNING FOR
SOUTH CENTRAL ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3139 8619 3111 8618 3109 8634 3130 8641
TIME...MOT...LOC 0728Z 248DEG 38KT 3120 8623

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 10, 6:02 PM CST	Tornado Warning	MOB	Mobile	28 min
Jan 10, 6:31 PM CST	Tornado Warning	MOB	Butler, Conecuh, Monroe	44 min
Jan 10, 7:45 PM CST	Severe Thunderstorm Warning	MOB	Washington	13 min
Jan 10, 7:49 PM CST	Severe Thunderstorm Warning	MOB	Butler, Crenshaw	26 min
Jan 10, 7:58 PM CST	Tornado Warning	MOB	Clarke, Monroe	47 min
Jan 10, 8:29 PM CST	Severe Thunderstorm Warning	MOB	Butler, Conecuh	31 min
Jan 10, 9:28 PM CST	Special Marine Warning	MOB		47 min
Jan 10, 9:34 PM CST	Tornado Warning	MOB	Crenshaw	26 min
Jan 11, 1:08 AM CST	Severe Thunderstorm Warning	MOB	Covington	37 min

Nearby

Tornado Warnings in Alabama, 2008 Every tornado warning in 2008 Tornadoes 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.