Alert archive / Alabama / Tornado Warnings in 2008

Tornado Warning 4, NWS Mobile, AL

January 10, 2008Clarke County, Alabama

NWS Mobile, AL issued this tornado warning at Jan 10, 2008, 12:46 PM CST for Clarke County, Alabama. It was in force for 19 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 10, 2008, 12:46 PM CST (18:46 UTC)
Expired: Jan 10, 2008, 1:05 PM CST
In force: 19 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

County Clarke County, AL

The radar

The Mobile radar (KMOB), 144 km from the middle of the area, began a volume at 18:49 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.

Issued	Product	Office	Lasted
Jan 10, 11:33 AM CST	Tornado Watch PDS	SPC	9 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 6.8 hours before the alert went out and 174 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: 261 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 621 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 162 m²/s²
0-3 km storm-relative helicity: 132 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMOB 101848
TORMOB
ALC025-101930-
/O.NEW.KMOB.TO.W.0004.080110T1846Z-080110T1930Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1246 PM CST THU JAN 10 2008

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN CLARKE COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 130 PM CST

* AT 1236 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR AND STORM  
  SPOTTERS ARE TRACKING A CONFIRMED TORNADO...NORTH OF COFFEVILLE    
  ALABAMA AS OF 1238 PM CST.  THE TORNADO IS NOW LOCATED 10 MILES    
  SOUTHWEST OF OPINE...OR ABOUT 19 MILES SOUTHEAST OF                
  BUTLER...MOVING NORTHEAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  MORVIN AND 7 MILES NORTHWEST OF TALLAHATTA SPRINGS BY 1255 PM
  CST...
  BASHI AND HOLTAMVILLE BY 100 PM CST...

  ...THIS WILL MOVE OVER RURAL EXTREME NORTH CENTRAL CLARKE COUNTY...

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 PM CST THURSDAY EVENING
FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.

LAT...LON 3199 8769 3187 8785 3184 8804 3190 8808
      3193 8806 3194 8807 3200 8805 3201 8769
TIME...MOT...LOC 1846Z 223DEG 31KT 3192 8802

$$

1 follow-up statement

000 
WWUS54 KMOB 101905
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
104 PM CST THU JAN 10 2008

ALC025-101914-
/O.CAN.KMOB.TO.W.0004.000000T0000Z-080110T1930Z/
CLARKE AL-
104 PM CST THU JAN 10 2008

...THE TORNADO WARNING FOR NORTHWESTERN CLARKE COUNTY IS CANCELLED...

THE TORNADO-PRODUCING STORM HAS JUST CROSSED OVER INTO MARENGO 
COUNTY.


A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CST THURSDAY EVENING
FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.

LAT...LON 3199 8769 3187 8785 3184 8804 3190 8808
      3193 8806 3194 8807 3200 8805 3201 8769
TIME...MOT...LOC 1904Z 223DEG 31KT 3203 8790

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 9, 9:53 PM CST	Dense Fog Advisory	MOB	Butler, Conecuh, Covington, Crenshaw, Escambia	9 hr
Jan 10, 11:16 AM CST	Tornado Warning	MOB	Washington	44 min
Jan 10, 11:54 AM CST	Tornado Warning	MOB	Choctaw, Clarke, Washington	66 min
Jan 10, 2:08 PM CST	Tornado Warning	MOB	Clarke	22 min
Jan 10, 3:24 PM CST	Severe Thunderstorm Warning	MOB	Choctaw	21 min
Jan 10, 3:49 PM CST	Severe Thunderstorm Warning	MOB	Choctaw, Washington	56 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; radar from the NEXRAD Level II archive.