Alert archive / Alabama / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 152, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jun 17, 2011, 12:39 PM CDT for Baldwin County, Mobile County, Alabama. It was in force for 21 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, 12:39 PM CDT (17:39 UTC)
- Expired
- Jun 17, 2011, 1:00 PM CDT
- In force
- 21 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Baldwin County, AL, Mobile County, AL
The radar
The Mobile radar (KMOB), 65 km from the middle of the area, began a volume at 17:42 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, 5.7 hours before the alert went out and 203 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
- 3664 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 613 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- -56 m²/s²
- 0-3 km storm-relative helicity
- -41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
222
WUUS54 KMOB 171739
SVRMOB
ALC003-097-171830-
/O.NEW.KMOB.SV.W.0152.110617T1739Z-110617T1830Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1239 PM CDT FRI JUN 17 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN BALDWIN COUNTY IN SOUTHWEST ALABAMA...
EXTREME NORTHEASTERN MOBILE COUNTY IN SOUTHWEST ALABAMA...
* UNTIL 130 PM CDT
* AT 1237 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED 16 MILES NORTH OF BAY MINETTE...
OR 8 MILES EAST OF MOUNT VERNON...AND MOVING NORTHEAST AT 10 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
LATHAM AROUND 1245 PM CDT...
TENSAW AROUND 105 PM CDT...
BLACKSHER AND REDTOWN AROUND 130 PM CDT...
&&
LAT...LON 3113 8802 3122 8786 3121 8785 3123 8785
3129 8774 3112 8762 3097 8789
TIME...MOT...LOC 1739Z 237DEG 11KT 3111 8787
$$2 follow-up statements
284
WWUS54 KMOB 171749
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1249 PM CDT FRI JUN 17 2011
ALC097-171759-
/O.CAN.KMOB.SV.W.0152.000000T0000Z-110617T1830Z/
MOBILE AL-
1249 PM CDT FRI JUN 17 2011
...THE SEVERE THUNDERSTORM WARNING FOR EXTREME NORTHEASTERN MOBILE
COUNTY IS CANCELLED...
THE THUNDERSTORM HAS MOVED OUT OF MOBILE COUNTY.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM CDT FRIDAY
EVENING FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.
LAT...LON 3101 8783 3117 8794 3122 8786 3121 8785
3123 8785 3129 8774 3112 8762
TIME...MOT...LOC 1749Z 237DEG 11KT 3113 8784
$$
ALC003-171830-
/O.CON.KMOB.SV.W.0152.000000T0000Z-110617T1830Z/
BALDWIN AL-
1249 PM CDT FRI JUN 17 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 PM CDT
FOR NORTHWESTERN BALDWIN COUNTY...
AT 1246 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR LATHAM...OR 17 MILES
NORTH OF BAY MINETTE...MOVING NORTHEAST AT 15 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
TENSAW BY 105 PM CDT...
BLACKSHER AND 6 MILES NORTHWEST OF REDTOWN BY 130 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 3101 8783 3117 8794 3122 8786 3121 8785
3123 8785 3129 8774 3112 8762
TIME...MOT...LOC 1749Z 237DEG 11KT 3113 8784
$$222
WWUS54 KMOB 171800
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
100 PM CDT FRI JUN 17 2011
ALC003-171810-
/O.CAN.KMOB.SV.W.0152.000000T0000Z-110617T1830Z/
BALDWIN AL-
100 PM CDT FRI JUN 17 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BALDWIN COUNTY IS
CANCELLED...
THE STORM HAS WEAKENED BELOW SEVERE LIMITS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM CDT FRIDAY
EVENING FOR SOUTHWESTERN ALABAMA AND SOUTHEAST MISSISSIPPI.
LAT...LON 3101 8783 3117 8794 3122 8786 3121 8785
3123 8785 3129 8774 3112 8762
TIME...MOT...LOC 1800Z 237DEG 11KT 3115 8781
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| 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 |
| Jun 17, 3:38 PM CDT | Severe Thunderstorm Warning | MOB | Conecuh, Monroe, Wilcox | 35 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.