Alert archive / Alabama / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 6, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Feb 1, 2011, 4:48 PM CST for Baldwin County, Mobile County, Alabama; Escambia County, Florida. It was in force for 42 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
- Feb 1, 2011, 4:48 PM CST (22:48 UTC)
- Expired
- Feb 1, 2011, 5:30 PM CST
- In force
- 42 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Baldwin County, AL, Mobile County, AL, Escambia County, FL
The radar
The Mobile radar (KMOB), 25 km from the middle of the area, began a volume at 22:49 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 1, 1:03 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 10.8 hours before the alert went out and 159 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 464 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 437 m²/s²
- 0-3 km storm-relative helicity
- 526 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
610
WUUS54 KMOB 012248
SVRMOB
ALC003-097-FLC033-012330-
/O.NEW.KMOB.SV.W.0006.110201T2248Z-110201T2330Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
448 PM CST TUE FEB 1 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EXTREME WEST CENTRAL ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
BALDWIN COUNTY IN SOUTHWEST ALABAMA...
THIS INCLUDES THE CITIES OF...SPANISH FORT...ROBERTSDALE...POINT
CLEAR...LOXLEY...FAIRHOPE...DAPHNE...BAY MINETTE...
MOBILE COUNTY IN SOUTHWEST ALABAMA...
THIS INCLUDES THE CITIES OF...TILLMANS CORNER...THEODORE...
SATSUMA...SARALAND...PRICHARD...GRAND BAY...DOWNTOWN MOBILE...
CREOLA...CHICKASAW...BAYOU LA BATRE...
* UNTIL 530 PM CST
* AT 447 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN
EXCESS OF 70 MPH. THIS STORM WAS LOCATED NEAR MOSS POINT...OR 8
MILES NORTHEAST OF GAUTIER...AND MOVING NORTHEAST AT 70 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
TILLMANS CORNER AROUND 500 PM CST...
CRICHTON...I65 AND US 45...FOREST HILL AND I10 AND I65 AROUND 505
PM CST...
PRICHARD...DOWNTOWN MOBILE...I65 AND I165 AND CHICKASAW AROUND 510
PM CST...
BAY MINETTE AROUND 520 PM CST...
THIS INCLUDES INTERSTATE 10 IN ALABAMA BETWEEN MILE MARKERS 2 AND 63.
THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 1 AND 44.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
&&
LAT...LON 3033 8820 3036 8819 3038 8825 3034 8825
3034 8828 3038 8826 3038 8838 3082 8841
3126 8777 3052 8743 3039 8788 3042 8792
3048 8795 3055 8791 3064 8793 3067 8800
3065 8805 3058 8808 3032 8813
TIME...MOT...LOC 2247Z 233DEG 75KT 3046 8848
$$1 follow-up statement
215
WWUS54 KMOB 012316
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
516 PM CST TUE FEB 1 2011
ALC003-097-FLC033-012330-
/O.CON.KMOB.SV.W.0006.000000T0000Z-110201T2330Z/
BALDWIN AL-MOBILE AL-ESCAMBIA FL-
516 PM CST TUE FEB 1 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CST
FOR EXTREME WEST CENTRAL ESCAMBIA...NORTHEASTERN MOBILE AND BALDWIN
COUNTIES...
AT 513 PM CST...NATIONAL WEATHER SERVICE RADAR CONTINUED TO INDICATE
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS OVER 60
MPH. THIS STORM WAS NEAR I65 AND MOFFETT RD...OR ABOUT NEAR
PRICHARD...MOVING NORTHEAST AT 70 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
BLAKELEY PARK AROUND 520 PM CST...
HURRICANE...CROSSROADS...D'OLIVE AND BAY MINETTE AROUND 525 PM
CST...
I65 AND AL 59...I65 AND AL 287...CARNEY AND STOCKTON AROUND 530 PM
CST...
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY ON THE LOWEST
FLOOR OF A STURDY BUILDING...PREFERABLY IN AN INTERIOR HALLWAY OR A
ROOM SUCH AS A CLOSET OR BATHROOM.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
LAT...LON 3037 8813 3039 8821 3069 8820 3085 8833
3126 8777 3052 8743 3039 8788 3042 8792
3048 8795 3055 8791 3064 8793 3067 8800
3065 8805 3058 8808 3048 8810
TIME...MOT...LOC 2316Z 233DEG 75KT 3075 8807
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 31, 9:04 PM CST | Wind Advisory | MOB | Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more | 23 hr |
| Feb 1, 1:48 AM CST | Dense Fog Advisory | MOB | 8 hr | |
| Feb 1, 2:14 AM CST | Marine Dense Fog Advisory | MOB | 7 hr | |
| Feb 1, 3:09 PM CST | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Washington | 51 min |
| Feb 1, 3:59 PM CST | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Washington | 34 min |
| Feb 1, 4:45 PM CST | Special Marine Warning | MOB | 90 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2011Severe Thunderstorm Warnings in Florida, 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.