Alert archive / Alabama / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 157, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jun 17, 2011, 3:38 PM CDT for Conecuh County, Monroe County, Wilcox County, Alabama. It was in force for 35 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
- Jun 17, 2011, 3:38 PM CDT (20:38 UTC)
- Expired
- Jun 17, 2011, 4:13 PM CDT
- In force
- 35 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Conecuh County, AL, Monroe County, AL, Wilcox County, AL
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 17, 11:42 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 8.6 hours before the alert went out and 157 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
- 1495 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 688 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
066 WUUS54 KMOB 172038 SVRMOB ALC035-099-131-172130- /O.NEW.KMOB.SV.W.0157.110617T2038Z-110617T2130Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 338 PM CDT FRI JUN 17 2011 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTH CENTRAL CONECUH COUNTY IN SOUTH CENTRAL ALABAMA... NORTHEASTERN MONROE COUNTY IN SOUTH CENTRAL ALABAMA... SOUTH CENTRAL WILCOX COUNTY IN SOUTH CENTRAL ALABAMA... * UNTIL 430 PM CDT * AT 333 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 14 MILES SOUTHEAST OF CAMDEN...OR NEAR WATSONVILLE...AND MOVING SOUTHEAST AT 15 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... TURKESTAN AROUND 345 PM CDT... AL 47 AND CR 29 RO...AL 47 AND CR 29...OLD TEXAS AND MIDWAY AROUND 420 PM CDT... AL 47 AND CR 29 RO...AL 47 AND CR 29 AND OLD TEXAS AROUND 425 PM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM CDT FRIDAY EVENING FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI. && LAT...LON 3182 8692 3158 8704 3179 8731 3194 8720 TIME...MOT...LOC 2038Z 301DEG 12KT 3182 8717 $$
2 follow-up statements
935
WWUS54 KMOB 172100
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
400 PM CDT FRI JUN 17 2011
ALC131-172110-
/O.CAN.KMOB.SV.W.0157.000000T0000Z-110617T2130Z/
WILCOX AL-
400 PM CDT FRI JUN 17 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL WILCOX COUNTY IS
CANCELLED...
THE THUNDERSTORM HAS MOVED OUT OF THE COUNTY.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM CDT FRIDAY
EVENING FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.
LAT...LON 3183 8720 3184 8700 3182 8692 3158 8704
3179 8731 3184 8727 3184 8721
TIME...MOT...LOC 2100Z 301DEG 12KT 3178 8710
$$
ALC035-099-172130-
/O.CON.KMOB.SV.W.0157.000000T0000Z-110617T2130Z/
CONECUH AL-MONROE AL-
400 PM CDT FRI JUN 17 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM CDT
FOR NORTHEASTERN MONROE AND NORTH CENTRAL CONECUH COUNTIES...
AT 359 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR MCWILLIAMS...OR 19 MILES SOUTHEAST OF CAMDEN...MOVING
SOUTHEAST AT 15 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
TURNBULL BY 405 PM CDT...
MIDWAY BY 420 PM CDT...
OLD TEXAS AND 6 MILES NORTHEAST OF SKINNERTON BY 425 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM CDT FRIDAY
EVENING FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.
&&
LAT...LON 3183 8720 3184 8700 3182 8692 3158 8704
3179 8731 3184 8727 3184 8721
TIME...MOT...LOC 2100Z 301DEG 12KT 3178 8710
$$860
WWUS54 KMOB 172113
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
413 PM CDT FRI JUN 17 2011
ALC035-099-172122-
/O.CAN.KMOB.SV.W.0157.000000T0000Z-110617T2130Z/
CONECUH AL-MONROE AL-
413 PM CDT FRI JUN 17 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MONROE AND NORTH
CENTRAL CONECUH COUNTIES IS CANCELLED...
THE STORM THAT PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS. HOWEVER...WINDS GUSTING TO 45 MPH DOWNING SMALL TREE LIMBS
ARE POSSIBLE WITH THIS THUNDERSTORM.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM CDT FRIDAY
EVENING FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.
LAT...LON 3183 8720 3184 8700 3182 8692 3158 8704
3179 8731 3184 8727 3184 8721
TIME...MOT...LOC 2112Z 301DEG 12KT 3176 8706
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 12:39 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 21 min |
| Jun 17, 1:20 PM CDT | Severe Thunderstorm Warning | MOB | Escambia | 40 min |
| Jun 17, 1:36 PM CDT | Severe Thunderstorm Warning | MOB | Conecuh, Escambia | 39 min |
| Jun 17, 2:29 PM CDT | Severe Thunderstorm Warning | MOB | Butler, Crenshaw | 46 min |
| Jun 17, 3:35 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 28 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.