Alert archive / Mississippi / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 126, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jun 11, 2011, 7:40 PM CDT for Wayne County, Mississippi; Washington County, Alabama. It was in force for 31 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 11, 2011, 7:40 PM CDT (00:40 UTC)
- Expired
- Jun 11, 2011, 8:11 PM CDT
- In force
- 31 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Washington County, AL, Wayne County, MS
The radar
The Mobile radar (KMOB), 89 km from the middle of the area, began a volume at 00:42 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 00:00Z, 0.7 hours before the alert went out and 186 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
- 635 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 1817 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 58 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
620
WUUS54 KMOB 120040
SVRMOB
ALC129-MSC153-120130-
/O.NEW.KMOB.SV.W.0126.110612T0040Z-110612T0130Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
740 PM CDT SAT JUN 11 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN WAYNE COUNTY IN SOUTHEAST MISSISSIPPI...
WEST CENTRAL WASHINGTON COUNTY IN SOUTHWEST ALABAMA...
THIS INCLUDES THE CITY OF CHATOM...
* UNTIL 830 PM CDT
* AT 737 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 NEAR CHATOM...OR 8 MILES SOUTH
OF MILLRY...AND MOVING SOUTHWEST AT 10 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
CHATOM AROUND 745 PM CDT...
STATE LINE AROUND 830 PM CDT...
&&
LAT...LON 3152 8815 3134 8832 3141 8845 3144 8845
3144 8851 3146 8855 3166 8836
TIME...MOT...LOC 0040Z 040DEG 8KT 3151 8830
$$1 follow-up statement
957
WWUS54 KMOB 120111
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
811 PM CDT SAT JUN 11 2011
ALC129-MSC153-120121-
/O.CAN.KMOB.SV.W.0126.000000T0000Z-110612T0130Z/
WASHINGTON AL-WAYNE MS-
811 PM CDT SAT JUN 11 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WAYNE AND WEST
CENTRAL WASHINGTON COUNTIES IS CANCELLED...
THE STORM THAT PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS.
LAT...LON 3152 8815 3134 8832 3141 8845 3144 8845
3144 8851 3146 8855 3166 8836
TIME...MOT...LOC 0111Z 040DEG 8KT 3146 8835
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 7:58 PM CDT | Severe Thunderstorm Warning | MOB | Greene, Wayne | 12 min |
| Jun 11, 7:56 PM CDT | Areal Flood Advisory | MOB | Washington | 2 hr |
| Jun 11, 8:49 PM CDT | Special Marine Warning | MOB | 56 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2011Severe 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.