Alert archive / Alabama / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 239, NWS Mobile, AL

November 28, 2005Clarke County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Nov 28, 2005, 4:48 PM CST for Clarke County, Alabama. It was in force for 55 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
Nov 28, 2005, 4:48 PM CST (22:48 UTC)
Expired
Nov 28, 2005, 5:43 PM CST
In force
55 min
Issued by
NWS Mobile, AL
Area
Counties, with a storm outline in the text

County Clarke County, AL

The radar

The Mobile radar (KMOB), 128 km from the middle of the area, began a volume at 22:50 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
Nov 28, 9:55 AM CSTTornado WatchSPC8 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 10.8 hours before the alert went out and 184 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, Birmingham, AL at 12:00Z on 2005-11-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 151 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, Birmingham, AL at 12:00Z on 2005-11-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 310 square meters per square second.19395878Sfc1 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
151 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
522 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
310 m²/s²
0-3 km storm-relative helicity
352 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KMOB 282248
SVRMOB
ALC025-282345-
/O.NEW.KMOB.SV.W.0239.051128T2248Z-051128T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
448 PM CST MON NOV 28 2005

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...

  CLARKE COUNTY IN SOUTHWEST ALABAMA

* UNTIL 545 PM CST

* AT 445 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES SOUTHWEST OF WINN...OR
  ABOUT 15 MILES SOUTHWEST OF GROVE HILL...AND MOVING NORTHEAST AT 40
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  WINN BY 455 PM CST
  CHILTON AND GROVE HILL BY 505 PM CST
  PEACOCK BY 510 PM CST
  FULTON AND DICKINSON BY 515 PM CST

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE FOR
DAMAGING WINDS...LARGE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING.
TAKE COVER IN A STURDY SHELTER UNTIL THE STORM HAS PASSED.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE FOR
DAMAGING WINDS...LARGE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING.
PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG
BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 3196 8768 3189 8768 3188 8763 3184 8763
      3183 8755 3153 8793 3156 8800 3160 8802
      3160 8807 3165 8808 3198 8772

$$
1 follow-up statement
000 
WWUS54 KMOB 282343
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
538 PM CST MON NOV 28 2005

ALC025-282348-
/O.CAN.KMOB.SV.W.0239.000000T0000Z-051128T2345Z/
CLARKE AL-
538 PM CST MON NOV 28 2005

...THE SEVERE THUNDERSTORM WARNING FOR CLARKE COUNTY HAS BEEB  
CANCELLED...

THUNDERSTORMS CONTINUE OVER CENTRAL AND NORTHERN PARTS OF CLARKE  
COUNTY...BUT ARE WELL BELOW SEVERE LIMITS AT THIS TIME.  THE 
STRONGER STORM THAT WAS SEVERE A LITTLE EARLIER HAS MOVED NORTHEAST 
OUT OF THE COUNTY AND IS ALSO NOW BELOW SEVERE LIMITS. 

A NEW TORNADO WATCH HAS BEEN ISSUED AND IS IN EFFECT UNTIL 1100 PM 
CST MONDAY EVENING FOR SOUTH CENTRAL ALABAMA.

LAT...LON 3196 8768 3189 8768 3188 8763 3184 8763
      3183 8755 3153 8793 3156 8800 3160 8802
      3160 8807 3165 8808 3198 8772

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 28, 3:57 PM CSTSevere Thunderstorm WarningMOBWilcox33 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2005Every severe thunderstorm warning in 2005

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.