Alert archive / Alabama / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 79, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jun 6, 2011, 2:26 PM CDT for Baldwin County, Alabama. It was in force for 30 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 6, 2011, 2:26 PM CDT (19:26 UTC)
- Expired
- Jun 6, 2011, 2:56 PM CDT
- In force
- 30 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
County Baldwin County, AL
The radar
The Mobile radar (KMOB), 53 km from the middle of the area, began a volume at 19:26 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 6, 2:32 PM CDT | HAIL 1.75 | Summerdale, AL | HAIL UP TO GOLF BALL SIZE STILL FALLING IN SUMMERDALE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 7.4 hours before the alert went out and 190 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
- 3013 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 1021 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 54 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
308 WUUS54 KMOB 061926 SVRMOB ALC003-062015- /O.NEW.KMOB.SV.W.0079.110606T1926Z-110606T2015Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 226 PM CDT MON JUN 6 2011 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTH CENTRAL BALDWIN COUNTY IN SOUTHWEST ALABAMA... THIS INCLUDES THE CITIES OF...ROBERTSDALE...FOLEY... * UNTIL 315 PM CDT * AT 224 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 NEAR FOLEY...OR NEAR SUMMERDALE...AND MOVING NORTHWEST AT 5 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... ROBERTSDALE AROUND 235 PM CDT... SILVERHILL AROUND 240 PM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. && LAT...LON 3039 8780 3057 8783 3057 8768 3041 8759 TIME...MOT...LOC 1926Z 138DEG 10KT 3050 8774 $$
1 follow-up statement
227 WWUS54 KMOB 061956 SVSMOB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 256 PM CDT MON JUN 6 2011 ALC003-062006- /O.CAN.KMOB.SV.W.0079.000000T0000Z-110606T2015Z/ BALDWIN AL- 256 PM CDT MON JUN 6 2011 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL BALDWIN COUNTY IS CANCELLED... LAT...LON 3039 8780 3057 8783 3057 8768 3041 8759 TIME...MOT...LOC 1956Z 138DEG 10KT 3056 8780 $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 1:43 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 47 min |
| Jun 6, 1:57 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 33 min |
| Jun 6, 2:24 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 31 min |
| Jun 6, 3:05 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 11 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.