Alert archive / Alabama / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 182, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jul 11, 2011, 5:04 PM CDT for Baldwin County, Mobile County, Alabama. It was in force for 43 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
- Jul 11, 2011, 5:04 PM CDT (22:04 UTC)
- Expired
- Jul 11, 2011, 5:47 PM CDT
- In force
- 43 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Baldwin County, AL, Mobile County, AL
The radar
The Mobile radar (KMOB), 24 km from the middle of the area, began a volume at 22:03 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 12:00Z, 10.1 hours before the alert went out and 160 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.
- Mixed-layer CAPE
- 2450 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 653 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -53 m²/s²
- 0-3 km storm-relative helicity
- -27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
263
WUUS54 KMOB 112204
SVRMOB
ALC003-097-112300-
/O.NEW.KMOB.SV.W.0182.110711T2204Z-110711T2300Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
504 PM CDT MON JUL 11 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WEST CENTRAL BALDWIN COUNTY IN SOUTHWEST ALABAMA...
THIS INCLUDES THE CITY OF POINT CLEAR...
SOUTHERN MOBILE COUNTY IN SOUTHWEST ALABAMA...
THIS INCLUDES THE CITIES OF...TILLMANS CORNER...THEODORE...GRAND
BAY...MOBILE...BAYOU LA BATRE...
* UNTIL 600 PM CDT
* AT 459 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM MOBILE TO 13 MILES NORTHWEST OF TILLMANS CORNER...AND MOVING
SOUTHEAST AT 35 MPH.
* SEVERE THUNDERSTORMS WILL BE NEAR...
I10 AND I65 AROUND 510 PM CDT...
GRAND BAY AROUND 515 PM CDT...
TILLMANS CORNER AROUND 520 PM CDT...
THEODORE AROUND 525 PM CDT...
BAYOU LA BATRE AND BELLE FONTAINE AROUND 535 PM CDT...
POINT CLEAR AROUND 545 PM CDT...
THIS INCLUDES INTERSTATE 10 BETWEEN MILE MARKERS 1 AND 30.
THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 1 AND 7.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 3040 8841 3072 8842 3073 8800 3067 8797
3067 8802 3065 8805 3054 8808 3050 8794
3054 8791 3040 8785 3040 8790 3042 8792
3050 8795 3053 8806 3052 8809 3040 8810
TIME...MOT...LOC 2204Z 303DEG 29KT 3066 8799 3066 8835
$$1 follow-up statement
198
WWUS54 KMOB 112247
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
547 PM CDT MON JUL 11 2011
ALC003-097-112257-
/O.CAN.KMOB.SV.W.0182.000000T0000Z-110711T2300Z/
BALDWIN AL-MOBILE AL-
547 PM CDT MON JUL 11 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN MOBILE AND WEST
CENTRAL BALDWIN COUNTIES IS CANCELLED...
LAT...LON 3040 8841 3072 8842 3073 8800 3067 8797
3067 8802 3065 8805 3054 8808 3050 8794
3054 8791 3040 8785 3040 8790 3042 8792
3050 8795 3053 8806 3052 8809 3040 8810
TIME...MOT...LOC 2247Z 303DEG 29KT 3047 8765 3047 8801
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 5:06 PM CDT | Special Marine Warning | MOB | 54 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2011Every severe thunderstorm warning in 2011
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.