Alert archive / Alabama / Tornado Warnings in 2008

Tornado Warning 130, NWS Mobile, AL

September 1, 2008Covington County, Alabama; Okaloosa County, Florida

NWS Mobile, AL issued this tornado warning at Sep 1, 2008, 12:57 PM CDT for Covington County, Alabama; Okaloosa County, Florida. It was in force for 33 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
Sep 1, 2008, 12:57 PM CDT (17:57 UTC)
Expired
Sep 1, 2008, 1:30 PM CDT
In force
33 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

Counties Covington County, AL, Okaloosa County, FL

The radar

The Eglin Afb radar (KEVX), 86 km from the middle of the area, began a volume at 17:59 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
Sep 1, 6:30 AM CDTTornado WatchSPC9 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.0 hours before the alert went out and 233 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, Tallahassee Rgnl, FL at 12:00Z on 2008-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 652 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, Tallahassee Rgnl, FL at 12:00Z on 2008-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 square meters per square second.193958Sfc1 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
652 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
715 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
194 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMOB 011757
TORMOB
ALC039-FLC091-011830-
/O.NEW.KMOB.TO.W.0130.080901T1757Z-080901T1830Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1257 PM CDT MON SEP 1 2008

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN OKALOOSA COUNTY IN NORTHWEST FLORIDA...
  SOUTHWESTERN COVINGTON COUNTY IN SOUTH CENTRAL ALABAMA...

* UNTIL 130 PM CDT

* AT 1255 PM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES SOUTH OF LAUREL
  HILL...OR ABOUT 12 MILES NORTHEAST OF CRESTVIEW...MOVING NORTHWEST
  AT 40 MPH.

* THE  TORNADO WILL BE NEAR...
  PLEASANT HOME BY 125 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 DAMAGING STRAIGHT LINE WINDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CDT MONDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3083 8658 3101 8669 3116 8670 3119 8670
      3120 8671 3122 8671 3127 8670 3132 8652
      3089 8638 3088 8638
TIME...MOT...LOC 1757Z 152DEG 35KT 3092 8646

$$
1 follow-up statement
000 
WWUS54 KMOB 011821
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
121 PM CDT MON SEP 1 2008

FLC091-011831-
/O.CAN.KMOB.TO.W.0130.000000T0000Z-080901T1830Z/
OKALOOSA FL-
121 PM CDT MON SEP 1 2008

...THE TORNADO WARNING FOR NORTHEASTERN OKALOOSA COUNTY IS
CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CDT MONDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3102 8653 3101 8666 3116 8670 3119 8670
      3122 8671 3124 8671 3127 8669 3129 8660
      3109 8654
TIME...MOT...LOC 1821Z 152DEG 35KT 3106 8662

$$

ALC039-011830-
/O.CON.KMOB.TO.W.0130.000000T0000Z-080901T1830Z/
COVINGTON AL-
121 PM CDT MON SEP 1 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 PM CDT FOR
SOUTHWESTERN COVINGTON COUNTY...

AT 118 PM CDT...THE NATIONAL WEATHER SERVICE CONTINUED TO INDICATE A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS TORNADO WAS
NEAR WING...OR ABOUT 19 MILES NORTH OF CRESTVIEW...MOVING NORTHWEST
AT 40 MPH.

THE TORNADO WILL BE NEAR...
  PLEASANT HOME BY 130 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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 PM CDT MONDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

LAT...LON 3102 8653 3101 8666 3116 8670 3119 8670
      3122 8671 3124 8671 3127 8669 3129 8660
      3109 8654
TIME...MOT...LOC 1821Z 152DEG 35KT 3106 8662

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 2:43 AM CDTSpecial Marine WarningMOB47 min
Sep 1, 2:51 AM CDTSpecial Marine WarningMOB39 min
Sep 1, 3:00 AM CDTTornado WarningMOBBaldwin, Mobile60 min
Sep 1, 3:28 AM CDTSpecial Marine WarningMOB62 min
Sep 1, 3:31 AM CDTTornado WarningMOBBaldwin44 min
Sep 1, 4:21 AM CDTSpecial Marine WarningMOB54 min
Sep 1, 4:27 AM CDTSpecial Marine WarningMOB48 min
Sep 1, 4:35 AM CDTTornado WarningMOBBaldwin55 min
Sep 1, 4:48 AM CDTSpecial Marine WarningMOB42 min
Sep 1, 5:23 AM CDTSpecial Marine WarningMOB97 min
Sep 1, 5:25 AM CDTTornado WarningMOBBaldwin50 min
Sep 1, 5:31 AM CDTTornado WarningMOBBaldwin59 min
Sep 1, 5:46 AM CDTTornado WarningMOBBaldwin, Mobile59 min
Sep 1, 6:21 AM CDTTornado WarningMOBBaldwin, Mobile, Washington39 min
Sep 1, 6:28 AM CDTTornado WarningMOBBaldwin, Mobile62 min
Sep 1, 6:31 AM CDTTornado WarningMOBBaldwin44 min
Sep 1, 6:49 AM CDTTornado WarningMOBBaldwin, Mobile41 min
Sep 1, 7:01 AM CDTTornado WarningMOBBaldwin, Mobile44 min
Sep 1, 7:07 AM CDTTornado WarningMOBBaldwin, Mobile, Washington40 min
Sep 1, 7:40 AM CDTTornado WarningMOBBaldwin50 min
Sep 1, 8:12 AM CDTTornado WarningMOBBaldwin63 min
Sep 1, 8:14 AM CDTTornado WarningMOBBaldwin61 min
Sep 1, 8:24 AM CDTTornado WarningMOBBaldwin51 min
Sep 1, 8:32 AM CDTTornado WarningMOBBaldwin43 min
Sep 1, 8:38 AM CDTTornado WarningMOBBaldwin52 min
Sep 1, 8:39 AM CDTTornado WarningMOBBaldwin, Mobile38 min
Sep 1, 8:49 AM CDTTornado WarningMOBBaldwin27 min
Sep 1, 11:35 AM CDTCoastal Flood WarningMOB22 hr
Sep 1, 11:35 AM CDTTornado WarningMOBBaldwin, Mobile9 min
Sep 1, 11:45 AM CDTRiver Flood WarningMOBMobile34 hr
Sep 1, 12:21 PM CDTTornado WarningMOBBaldwin24 min
Sep 1, 12:25 PM CDTRiver Flood WarningMOBBaldwin28 hr
Sep 1, 12:27 PM CDTTornado WarningMOBBaldwin33 min
Sep 1, 12:46 PM CDTTornado WarningMOBWashington44 min
Sep 1, 12:50 PM CDTTornado WarningMOBBaldwin40 min
Sep 1, 12:52 PM CDTTornado WarningMOBBaldwin, Mobile38 min
Sep 1, 1:19 PM CDTTornado WarningMOBBaldwin, Mobile28 min
Sep 1, 1:26 PM CDTTornado WarningMOBWashington49 min
Sep 1, 1:39 PM CDTTornado WarningMOBBaldwin21 min
Sep 1, 1:48 PM CDTSpecial Marine WarningMOB42 min
Sep 1, 2:05 PM CDTTornado WarningMOBBaldwin, Mobile40 min
Sep 1, 2:20 PM CDTTornado WarningMOBWashington25 min
Sep 1, 2:48 PM CDTTornado WarningMOBBaldwin42 min
Sep 1, 3:11 PM CDTFlash Flood WarningMOBBaldwin, Choctaw, Clarke, Mobile, Washington3 hr
Sep 1, 3:20 PM CDTSpecial Marine WarningMOB25 min
Sep 1, 3:43 PM CDTTornado WarningMOBBaldwin22 min
Sep 1, 4:20 PM CDTTornado WarningMOBWashington40 min
Sep 1, 4:38 PM CDTTornado WarningMOBBaldwin, Mobile52 min
Sep 1, 6:02 PM CDTFlash Flood WarningMOBBaldwin, Choctaw, Mobile, Washington3 hr
Sep 1, 4:40 AM CDTTornado WarningMOBEscambia, Santa Rosa50 min
Sep 1, 5:57 AM CDTTornado WarningMOBEscambia, Santa Rosa48 min
Sep 1, 6:37 AM CDTTornado WarningMOBEscambia, Santa Rosa53 min
Sep 1, 7:12 AM CDTTornado WarningMOBEscambia, Okaloosa, Santa Rosa38 min
Sep 1, 7:57 AM CDTTornado WarningMOBEscambia, Santa Rosa48 min
Sep 1, 8:07 AM CDTTornado WarningMOBEscambia, Santa Rosa38 min
Sep 1, 8:18 AM CDTTornado WarningMOBOkaloosa, Santa Rosa24 min
Sep 1, 9:59 AM CDTTornado WarningMOBOkaloosa25 min
Sep 1, 10:28 AM CDTTornado WarningMOBOkaloosa29 min
Sep 1, 10:49 AM CDTTornado WarningMOBOkaloosa41 min
Sep 1, 12:05 PM CDTTornado WarningMOBOkaloosa40 min

Nearby

Tornado Warnings in Alabama, 2008Tornado Warnings in Florida, 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.