Alert archive / Alabama / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 49, NWS Mobile, AL

May 11, 2007Baldwin County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at May 11, 2007, 2:00 PM CDT for Baldwin County, Alabama. It was in force for 30 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
May 11, 2007, 2:00 PM CDT (19:00 UTC)
Expired
May 11, 2007, 2:30 PM CDT
In force
30 min
Issued by
NWS Mobile, AL
Area
Counties, with a storm outline in the text

County Baldwin County, AL

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 7.0 hours before the alert went out and 193 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, Slidell Radar S, LA at 12:00Z on 2007-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 297 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, Slidell Radar S, LA at 12:00Z on 2007-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -26 square meters per square second.1939Sfc1 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
297 J/kg
Mixed-layer CIN
-177 J/kg
Mixed-layer LCL
1367 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
-26 m²/s²
0-3 km storm-relative helicity
70 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 
WUUS54 KMOB 111900
SVRMOB
ALC003-111930-
/O.NEW.KMOB.SV.W.0049.070511T1900Z-070511T1930Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
200 PM CDT FRI MAY 11 2007

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL BALDWIN COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 230 PM CDT

* AT 155 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  ROSINTON...OR ABOUT 16 MILES SOUTH OF BAY MINETTE...AND MOVING
  WEST AT 10 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  8 MILES SOUTHEAST OF STAPLETON BY 205 PM CDT...
  ROSINTON AND 6 MILES SOUTHEAST OF STEELWOOD BY 210 PM CDT...
  LOXLEY...6 MILES SOUTHEAST OF MALBIS...8 MILES SOUTHEAST OF SPANISH
  FORT AND 9 MILES EAST OF JACKSON OAK BY 230 PM CDT...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE 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 3062 8762 3075 8763 3075 8793 3056 8791

$$
2 follow-up statements
000 
WWUS54 KMOB 111905
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
204 PM CDT FRI MAY 11 2007

ALC003-111930-
/O.CON.KMOB.SV.W.0049.000000T0000Z-070511T1930Z/
BALDWIN AL-
204 PM CDT FRI MAY 11 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM CDT
FOR CENTRAL BALDWIN COUNTY...

AT 159 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED NEAR ROSINTON...OR ABOUT 15 MILES SOUTH OF BAY 
MINETTE...MOVING WEST AT 10 MPH. ANOTHER SEVERE THUNDERSTORM WAS 
LOCATED NORTHEAST OF TENSAW AND WAS MOVING WEST AT 10 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  LOXLEY BY 225 PM CDT...
  STEELWOOD...STAPLETON...MALBIS AND 6 MILES EAST OF SPANISH FORT BY
  230 PM CDT...

LAT...LON 3062 8762 3075 8763 3075 8793 3056 8791

$$
000 
WWUS54 KMOB 111922
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
221 PM CDT FRI MAY 11 2007

ALC003-111930-
/O.CON.KMOB.SV.W.0049.000000T0000Z-070511T1930Z/
BALDWIN AL-
221 PM CDT FRI MAY 11 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM CDT
FOR CENTRAL BALDWIN COUNTY...

AT 216 PM CDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING PENNY SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. 
THIS STORM WAS LOCATED NEAR STEELWOOD...OR ABOUT 14 MILES SOUTH OF 
BAY MINETTE...MOVING WEST AT 20 MPH. OTHER POTENTIALLY SEVERE 
THUNDERSTORMS WERE LOCATED ALONG I-65 IN NORTHERN BALDWIN COUNTY AND 
JUST SOUTH OF PHILLIPSVILLE. THESE STORMS WERE ALSO MOVING WEST AT 
10 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  MALBIS AND SPANISH FORT BY 230 PM CDT...

LAT...LON 3063 8760 3123 8765 3120 8791 3056 8791

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 11, 2:32 PM CDTSevere Thunderstorm WarningMOBBaldwin43 min
May 11, 3:13 PM CDTSevere Thunderstorm WarningMOBBaldwin47 min
May 11, 4:01 PM CDTSevere Thunderstorm WarningMOBMobile44 min
May 11, 4:39 PM CDTSevere Thunderstorm WarningMOBConecuh51 min
May 11, 4:44 PM CDTSevere Thunderstorm WarningMOBMobile46 min
May 11, 5:07 PM CDTSevere Thunderstorm WarningMOBEscambia23 min
May 11, 5:16 PM CDTSevere Thunderstorm WarningMOBWashington44 min
May 11, 5:24 PM CDTSevere Thunderstorm WarningMOBMobile36 min
May 11, 6:39 PM CDTSevere Thunderstorm WarningMOBWilcox36 min
May 11, 6:41 PM CDTSevere Thunderstorm WarningMOBChoctaw17 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2007Every severe thunderstorm warning 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.