Alert archive / Alabama / Tornado Warnings in 2007

Tornado Warning 58, NWS Mobile, AL

October 23, 2007Baldwin County, Alabama; Escambia County, Florida

NWS Mobile, AL issued this tornado warning at Oct 23, 2007, 6:16 AM CDT for Baldwin County, Alabama; Escambia County, Florida. It was in force for 44 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: Oct 23, 2007, 6:16 AM CDT (11:16 UTC)
Expired: Oct 23, 2007, 7:00 AM CDT
In force: 44 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon

Counties Baldwin County, AL, Escambia County, FL

The radar

The Mobile radar (KMOB), 80 km from the middle of the area, began a volume at 11:17 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 00:00Z, 11.3 hours before the alert went out and 211 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: 160 J/kg
Mixed-layer CIN: -100 J/kg
Mixed-layer LCL: 550 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 40 m²/s²
0-3 km storm-relative helicity: 228 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 8.2

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMOB 231116
TORMOB
ALC003-FLC033-231200-
/O.NEW.KMOB.TO.W.0058.071023T1116Z-071023T1200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
616 AM CDT TUE OCT 23 2007

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
  SOUTHEASTERN BALDWIN COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 700 AM CDT

* AT 613 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 10 MILES
  SOUTHWEST OF JOHNSONS BEACH...OR ABOUT 25 MILES SOUTHWEST OF
  PENSACOLA...MOVING NORTHEAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  JOHNSONS BEACH BY 630 AM CDT...
  LILLIAN BY 645 AM CDT...
  BELLVIEW AND 6 MILES SOUTHEAST OF SEMINOLE BY 655 AM CDT...

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.

LAT...LON 3057 8751 3046 8726 3027 8744 3027 8750
      3026 8751 3026 8757 3025 8760 3025 8761
TIME...MOT...LOC 1116Z 212DEG 24KT 3026 8755

$$

4 follow-up statements

000 
WWUS54 KMOB 231125
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
625 AM CDT TUE OCT 23 2007

ALC003-FLC033-231200-
/O.CON.KMOB.TO.W.0058.000000T0000Z-071023T1200Z/
BALDWIN AL-ESCAMBIA FL-
625 AM CDT TUE OCT 23 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 AM CDT FOR
SOUTHWESTERN ESCAMBIA AND SOUTHEASTERN BALDWIN COUNTIES...

AT 622 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED 10 MILES SOUTHWEST OF
LILLIAN...OR ABOUT 22 MILES SOUTHWEST OF PENSACOLA...MOVING NORTHEAST
AT 25 MPH.

THE TORNADO WILL BE NEAR...
  LILLIAN BY 645 AM CDT...
  6 MILES SOUTHEAST OF SEMINOLE BY 650 AM CDT...
  BELLVIEW BY 655 AM CDT...

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 3027 8754 3057 8751 3048 8730 3047 8730
      3047 8727 3045 8727 3028 8749
TIME...MOT...LOC 1125Z 213DEG 25KT 3031 8751

$$

000 
WWUS54 KMOB 231139
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
639 AM CDT TUE OCT 23 2007

ALC003-FLC033-231200-
/O.CON.KMOB.TO.W.0058.000000T0000Z-071023T1200Z/
BALDWIN AL-ESCAMBIA FL-
639 AM CDT TUE OCT 23 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 AM CDT FOR SOUTH
CENTRAL ESCAMBIA AND SOUTHEASTERN BALDWIN COUNTIES...

AT 636 AM CDT...A TORNADO WAS REPORTED.  THIS TORNADO WAS LOCATED
NEAR LILLIAN...OR ABOUT 16 MILES WEST OF PENSACOLA...MOVING NORTHEAST
AT 25 MPH.

THE TORNADO WILL BE NEAR...
  6 MILES SOUTHEAST OF SEMINOLE BY 650 AM CDT...
  BELLVIEW BY 655 AM CDT...

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.

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.

LAT...LON 3037 8750 3056 8748 3051 8739 3048 8730
      3047 8730 3047 8727 3045 8727 3035 8745
TIME...MOT...LOC 1139Z 213DEG 25KT 3039 8745

$$

000 
WWUS54 KMOB 231142 CCA
SVSMOB

SEVERE WEATHER STATEMENT...CORRECTED FOR TORNADO REPORT...
NATIONAL WEATHER SERVICE MOBILE AL
641 AM CDT TUE OCT 23 2007

ALC003-FLC033-231200-
/O.CON.KMOB.TO.W.0058.000000T0000Z-071023T1200Z/
BALDWIN AL-ESCAMBIA FL-
641 AM CDT TUE OCT 23 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 AM CDT FOR SOUTH
CENTRAL ESCAMBIA AND SOUTHEASTERN BALDWIN COUNTIES...

AT 636 AM CDT...DOPPLER RADAR INDICATED A POSSIBLE TORNADO NEAR 
LILLIAN...OR ABOUT 16 MILES WEST OF PENSACOLA...MOVING NORTHEAST AT 
25 MPH.

THE TORNADO WILL BE NEAR...
  6 MILES SOUTHEAST OF SEMINOLE BY 650 AM CDT...
  BELLVIEW BY 655 AM CDT...

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.

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.

LAT...LON 3037 8750 3056 8748 3051 8739 3048 8730
      3047 8730 3047 8727 3045 8727 3035 8745
TIME...MOT...LOC 1139Z 213DEG 25KT 3039 8745

$$

000 
WWUS54 KMOB 231158
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
654 AM CDT TUE OCT 23 2007

ALC003-FLC033-231204-
/O.EXP.KMOB.TO.W.0058.000000T0000Z-071023T1200Z/
BALDWIN AL-ESCAMBIA FL-
656 AM CDT TUE OCT 23 2007

...THE TORNADO WARNING FOR SOUTH CENTRAL ESCAMBIA AND SOUTHEASTERN 
BALDWIN COUNTIES WILL BE ALLOWED TO EXPIRE AT 700 AM CDT...

AT 654 AM CDT...NWS DOPPLER WEATHER RADAR CONTINUES TO INDICATE A 
WEAKENING CIRCULATION NEAR THE ALABAMA-FLORIDA LINE ABOUT 3 MILES 
SOUTHEAST OF SEMINOLE ALABAMA. THE CIRCULATION WAS MOVING NORTHEAST 
AT 25 MPH. 

IF THE WEAKENING TREND CONTINUES...ALONG WITH NO CONFIRMED REPORTS 
OF DAMAGE...THE TORNADO WARNING WILL NOT BE RE-ISSUED AT THIS TIME. 
HOWEVER...LONG-LIVED CIRCULATIONS SUCH AS THESE COULD RAPIDLY SPIN 
UP AGAIN AND SPAWN A BRIEF TORNADO...SO STAY TUNED.


LAT...LON 3037 8750 3056 8748 3051 8739 3048 8730
      3047 8730 3047 8727 3045 8727 3035 8745
TIME...MOT...LOC 1154Z 207DEG 27KT 3050 8740

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 22, 7:31 PM CDT	Tornado Warning	MOB	Washington	29 min
Oct 22, 8:32 PM CDT	Tornado Warning	MOB	Clarke, Washington	43 min
Oct 22, 9:12 PM CDT	Tornado Warning	MOB	Clarke, Wilcox	33 min
Oct 22, 9:52 PM CDT	Flash Flood Warning	MOB	Choctaw, Clarke, Washington	6 hr
Oct 22, 9:52 PM CDT	Flash Flood Warning	MOB	Choctaw, Clarke, Washington	6 hr
Oct 22, 10:26 PM CDT	Tornado Warning	MOB	Clarke, Wilcox	18 min
Oct 23, 12:04 AM CDT	Flash Flood Warning	MOB	Baldwin, Mobile, Monroe, Wilcox	6 hr
Oct 23, 1:36 AM CDT	Tornado Warning	MOB	Butler	39 min
Oct 23, 2:14 AM CDT	Tornado Warning	MOB	Butler	31 min

Nearby

Tornado Warnings in Alabama, 2007 Tornado Warnings in Florida, 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.