Alert archive / Alabama / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 72, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at May 26, 2011, 3:39 PM CDT for 5 counties in Alabama. It was in force for 20 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, 3:39 PM CDT (20:39 UTC)
- Expired
- May 26, 2011, 3:59 PM CDT
- In force
- 20 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Baldwin County, AL, Clarke County, AL, Mobile County, AL, Monroe County, AL, Washington County, AL
The radar
The Mobile radar (KMOB), 79 km from the middle of the area, began a volume at 20:42 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, 8.7 hours before the alert went out and 200 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.
900
WUUS54 KMOB 262039
SVRMOB
ALC003-025-097-099-129-262130-
/O.NEW.KMOB.SV.W.0072.110526T2039Z-110526T2130Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
339 PM CDT THU MAY 26 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EXTREME SOUTHWESTERN MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
NORTHWESTERN BALDWIN COUNTY IN SOUTHWEST ALABAMA...
SOUTHERN CLARKE COUNTY IN SOUTHWEST ALABAMA...
THIS INCLUDES THE CITY OF JACKSON...
NORTHERN MOBILE COUNTY IN SOUTHWEST ALABAMA...
THIS INCLUDES THE CITY OF CITRONELLE...
WASHINGTON COUNTY IN SOUTHWEST ALABAMA...
THIS INCLUDES THE CITY OF CHATOM...
* UNTIL 430 PM CDT
* AT 333 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM 12 MILES NORTHEAST OF
LEAKESVILLE TO CITRONELLE...AND MOVING NORTHEAST AT 30 MPH.
* SEVERE THUNDERSTORMS WILL BE NEAR...
PINEOLA AROUND 345 PM CDT...
MOUNT VERNON AROUND 400 PM CDT...
CHATOM AROUND 405 PM CDT...
MCINTOSH AROUND 415 PM CDT...
CORTELUOU AROUND 425 PM CDT...
SAINT STEPHENS...SAINT STEPHENS...CORTELUOU AND JACKSON AROUND 430
PM CDT...
&&
LAT...LON 3158 8843 3167 8797 3148 8767 3124 8769
3104 8788 3106 8840
TIME...MOT...LOC 2038Z 221DEG 25KT 3130 8837 3122 8829
3108 8826
$$1 follow-up statement
224
WWUS54 KMOB 262059
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
359 PM CDT THU MAY 26 2011
ALC003-025-097-099-129-262109-
/O.CAN.KMOB.SV.W.0072.000000T0000Z-110526T2130Z/
WASHINGTON AL-MONROE AL-CLARKE AL-BALDWIN AL-MOBILE AL-
359 PM CDT THU MAY 26 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN MOBILE...NORTHWESTERN
BALDWIN...SOUTHERN CLARKE...EXTREME SOUTHWESTERN MONROE AND
WASHINGTON COUNTIES IS CANCELLED...
LAT...LON 3158 8843 3167 8797 3148 8767 3124 8769
3104 8788 3106 8840
TIME...MOT...LOC 2059Z 221DEG 25KT 3141 8826 3133 8818
3119 8815
$$The 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, 3:20 PM CDT | Tornado Warning | MOB | Mobile | 40 min |
| May 26, 3:31 PM CDT | Special Marine Warning | MOB | 59 min | |
| May 26, 4:23 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 37 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.