Alert archive / Alabama / Tornado Warnings in 2007

Tornado Warning 21, NWS Birmingham, AL

January 7, 2007Chambers County, Alabama

NWS Birmingham, AL issued this tornado warning at Jan 7, 2007, 4:59 PM CST for Chambers County, Alabama. It was in force for 16 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 7, 2007, 4:59 PM CST (22:59 UTC)
Expired: Jan 7, 2007, 5:15 PM CST
In force: 16 min
Issued by: NWS Birmingham, AL
Area: Counties, with a storm outline in the text

County Chambers 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 7, 3:12 PM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.0 hours before the alert went out and 93 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 667 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 187 m²/s²
0-3 km storm-relative helicity: 154 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 KBMX 072259
TORBMX
ALC017-072315-
/O.NEW.KBMX.TO.W.0021.070107T2259Z-070107T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
459 PM CST SUN JAN 7 2007

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* TORNADO WARNING FOR...
  CHAMBERS COUNTY IN EAST CENTRAL ALABAMA
  THIS INCLUDES THE CITY OF STROUD

* UNTIL 515 PM CST

* AT 454 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR STROUD...OR
  ABOUT 8 MILES NORTHEAST OF LAFAYETTE...MOVING NORTHEAST AT 40 MPH.

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.

TO REPORT SEVERE WEATHER...
ON THE WEB WWW.SRH.NOAA.GOV/BMX (SUBMIT A STORM REPORT)
CALL 1-800-856-0758.

LAT...LON 3298 8548 3286 8545 3292 8531 3297 8521
      3309 8534

$$

1 follow-up statement

000 
WWUS54 KBMX 072311
SVSBMX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
512 PM CST SUN JAN 7 2007

ALC017-072322-
/O.EXP.KBMX.TO.W.0021.000000T0000Z-070107T2315Z/
CHAMBERS AL-
512 PM CST SUN JAN 7 2007

...THE TORNADO WARNING FOR CENTRAL CHAMBERS COUNTY EXPIRES AT 515 PM
CST...

AT 512 PM CST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE THUNDERSTORM THAT PROMPTED THE WARNING HAD EXITED THE WARNED
AREA. THUS...THE WARNING HAS BEEN ALLOWED TO EXPIRE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST SUNDAY EVENING FOR
ALABAMA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 1000 PM CST
SUNDAY EVENING FOR SOUTHEASTERN ALABAMA.

LAT...LON 3298 8548 3286 8545 3292 8531 3297 8521
      3309 8534

$$

ML

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 7, 1:01 PM CST	Severe Thunderstorm Warning	BMX	Tuscaloosa	29 min
Jan 7, 1:29 PM CST	Severe Thunderstorm Warning	BMX	Jefferson	34 min
Jan 7, 3:10 PM CST	Tornado Warning	BMX	Montgomery	17 min
Jan 7, 3:20 PM CST	Tornado Warning	BMX	Elmore	25 min
Jan 7, 3:22 PM CST	Severe Thunderstorm Warning	BMX	Talladega	23 min
Jan 7, 3:41 PM CST	Tornado Warning	BMX	Elmore	19 min
Jan 7, 3:44 PM CST	Tornado Warning	BMX	Clay	31 min
Jan 7, 3:52 PM CST	Tornado Warning	BMX	Tallapoosa	23 min
Jan 7, 4:15 PM CST	Tornado Warning	BMX	Chambers	45 min
Jan 7, 4:15 PM CST	Tornado Warning	BMX	Tallapoosa	15 min
Jan 7, 4:53 PM CST	Flash Flood Warning	BMX	Pike	3 hr
Jan 7, 4:53 PM CST	Flash Flood Warning	BMX	Autauga, Bullock, Elmore, Fayette, Jefferson, Lamar and 8 more	233 days
Jan 7, 5:53 PM CST	Severe Thunderstorm Warning	BMX	Macon	52 min
Jan 7, 5:56 PM CST	Tornado Warning	BMX	Macon	18 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.