Alert archive / Alabama / Tornado Warnings in 2011
Tornado Warning 89, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at May 26, 2011, 3:20 PM CDT for Mobile County, Alabama. It was in force for 40 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 26, 2011, 3:20 PM CDT (20:20 UTC)
- Expired
- May 26, 2011, 4:00 PM CDT
- In force
- 40 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
County Mobile County, AL
The radar
The Mobile radar (KMOB), 32 km from the middle of the area, began a volume at 20:24 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, 8.3 hours before the alert went out and 133 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
- 3259 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 464 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 130 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 2.0
- Supercell composite
- 12.8
The text
As transmitted, in the capitals the NWS used until 2016.
664
WFUS54 KMOB 262020
TORMOB
ALC097-262100-
/O.NEW.KMOB.TO.W.0089.110526T2020Z-110526T2100Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
320 PM CDT THU MAY 26 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHWESTERN MOBILE COUNTY IN SOUTHWEST ALABAMA...
THIS INCLUDES THE CITIES OF...GRAND BAY...BAYOU LA BATRE...
* UNTIL 400 PM CDT
* AT 320 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR MOSS
POINT...OR NEAR GAUTIER...MOVING EAST AT 20 MPH.
* THE TORNADO WILL BE NEAR...
GRAND BAY AROUND 355 PM CDT...
BAYOU LA BATRE AROUND 400 PM CDT...
THIS INCLUDES INTERSTATE 10 BETWEEN MILE MARKERS 1 AND 11.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO. CARS ARE EASILY
TOSSED AROUND BY TORNADO WINDS. IF YOU ARE CAUGHT IN THE PATH OF A
TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING.
HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.
IF IN MOBILE HOMES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL
SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH
OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
&&
LAT...LON 3034 8828 3038 8825 3037 8830 3039 8832
3039 8836 3038 8839 3036 8837 3035 8839
3040 8841 3051 8841 3055 8823 3037 8822
3038 8825 3034 8825
TIME...MOT...LOC 2019Z 264DEG 17KT 3042 8853
$$
PURDY2 follow-up statements
555
WWUS54 KMOB 262044
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
344 PM CDT THU MAY 26 2011
ALC097-262100-
/O.CON.KMOB.TO.W.0089.000000T0000Z-110526T2100Z/
MOBILE AL-
344 PM CDT THU MAY 26 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM CDT FOR
SOUTHWESTERN MOBILE COUNTY...
AT 343 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED JUST SOUTHWEST OF
GRAND BAY...MOVING EAST AT 20 MPH.
THE TORNADO WILL BE NEAR...
GRAND BAY BY 350 PM CDT...
DIXON CORNER...BAYOU LA BATRE...FERNLAND AND CODEN BY 400 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.
&&
LAT...LON 3034 8828 3038 8825 3037 8830 3039 8832
3039 8836 3038 8839 3036 8837 3035 8839
3040 8841 3047 8841 3050 8823 3037 8822
3038 8825 3034 8825
TIME...MOT...LOC 2043Z 268DEG 18KT 3043 8839
$$
PURDY224
WWUS54 KMOB 262100
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
400 PM CDT THU MAY 26 2011
ALC097-262110-
/O.EXP.KMOB.TO.W.0089.000000T0000Z-110526T2100Z/
MOBILE AL-
400 PM CDT THU MAY 26 2011
...THE TORNADO WARNING FOR SOUTHWESTERN MOBILE COUNTY HAS EXPIRED...
LAT...LON 3034 8828 3038 8825 3037 8830 3039 8832
3039 8836 3038 8839 3036 8837 3035 8839
3040 8841 3047 8841 3050 8823 3037 8822
3038 8825 3034 8825
TIME...MOT...LOC 2100Z 268DEG 18KT 3043 8829
$$
PURDYThe office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 10:25 AM CDT | Severe Thunderstorm Warning | MOB | Mobile | 50 min |
| May 26, 12:14 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke | 33 min |
| May 26, 12:22 PM CDT | Severe Thunderstorm Warning | MOB | Clarke, Wilcox | 27 min |
| May 26, 12:43 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Washington | 47 min |
| May 26, 12:45 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 45 min |
| May 26, 1:04 PM CDT | Severe Thunderstorm Warning | MOB | Butler | 41 min |
| May 26, 1:24 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Mobile, Washington | 37 min |
| May 26, 1:27 PM CDT | Severe Thunderstorm Warning | MOB | Choctaw | 63 min |
| May 26, 1:29 PM CDT | Severe Thunderstorm Warning | MOB | Butler, Crenshaw | 46 min |
| May 26, 1:34 PM CDT | Severe Thunderstorm Warning | MOB | Covington, Crenshaw | 26 min |
| May 26, 2:43 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 62 min |
| May 26, 2:44 PM CDT | Flash Flood Warning | MOB | Choctaw, Washington | 3 hr |
| May 26, 3:31 PM CDT | Special Marine Warning | MOB | 59 min | |
| May 26, 3:39 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Clarke, Mobile, Monroe, Washington | 20 min |
| May 26, 4:23 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 37 min |
Nearby
Tornado Warnings in Alabama, 2011Every tornado warning in 2011Tornadoes 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.