Alert archive / Alabama / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 154, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jul 30, 2012, 4:14 PM CDT for Mobile County, Alabama. It was in force for 61 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
- Jul 30, 2012, 4:14 PM CDT (21:14 UTC)
- Expired
- Jul 30, 2012, 5:15 PM CDT
- In force
- 61 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
County Mobile County, AL
The radar
The Mobile radar (KMOB), 18 km from the middle of the area, began a volume at 21:17 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, 9.2 hours before the alert went out and 152 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
- 3604 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 631 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -84 m²/s²
- 0-3 km storm-relative helicity
- -18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -4.2
The text
As transmitted, in the capitals the NWS used until 2016.
165
WUUS54 KMOB 302114
SVRMOB
ALC097-302215-
/O.NEW.KMOB.SV.W.0154.120730T2114Z-120730T2215Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
414 PM CDT MON JUL 30 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN MOBILE COUNTY IN SOUTHWEST ALABAMA...
* UNTIL 515 PM CDT
* AT 409 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING
WINDS OVER 60 MPH WAS LOCATED OVER WEST MOBILE...AND MOVING
SOUTHWEST AT 20 MPH.
* LOCATIONS IMPACTED INCLUDE...
WEST MOBILE... MIDTOWN MOBILE... DOWNTOWN MOBILE...
CODEN... TILLMANS CORNER... THEODORE...
I10 AND I65... GRAND BAY... BELLE FONTAINE...
THIS INCLUDES INTERSTATE 10 BETWEEN MILE MARKERS 1 AND 28. THIS
INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 1 AND 6.
LAT...LON 3044 8840 3048 8841 3072 8820 3071 8800
3066 8801 3063 8805 3059 8805 3057 8808
3053 8807 3051 8809 3039 8810 3034 8812
TIME...MOT...LOC 2113Z 028DEG 17KT 3060 8814
$$1 follow-up statement
771
WWUS54 KMOB 302213
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
513 PM CDT MON JUL 30 2012
ALC097-302223-
/O.EXP.KMOB.SV.W.0154.000000T0000Z-120730T2215Z/
MOBILE AL-
513 PM CDT MON JUL 30 2012
...THE SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED TO EXPIRE FOR
SOUTHERN MOBILE COUNTY...
AT 508 PM CDT...THE STORM THAT PROMPTED THE WARNING FOR SOUTHERN
MOBILE COUNTY HAS WEAKENED TO BELOW SEVERE LIMITS. THE SEVERE
THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE AT 515 PM CDT.
LAT...LON 3044 8840 3048 8841 3072 8820 3071 8800
3066 8801 3063 8805 3059 8805 3057 8808
3053 8807 3051 8809 3039 8810 3034 8812
TIME...MOT...LOC 2213Z 023DEG 20KT 3041 8830
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 30, 10:28 AM CDT | Heat Advisory | MOB | 5 hr | |
| Jul 30, 12:52 PM CDT | Special Marine Warning | MOB | 68 min | |
| Jul 30, 1:25 PM CDT | Special Marine Warning | MOB | 65 min | |
| Jul 30, 2:02 PM CDT | Special Marine Warning | MOB | 88 min | |
| Jul 30, 2:27 PM CDT | Severe Thunderstorm Warning | MOB | Mobile, Washington | 17 min |
| Jul 30, 2:28 PM CDT | Special Marine Warning | MOB | 92 min | |
| Jul 30, 2:34 PM CDT | Special Marine Warning | MOB | 86 min | |
| Jul 30, 2:49 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 56 min |
| Jul 30, 3:03 PM CDT | Special Marine Warning | MOB | 87 min | |
| Jul 30, 3:04 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 56 min |
| Jul 30, 3:30 PM CDT | Special Marine Warning | MOB | 90 min | |
| Jul 30, 3:38 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 67 min |
| Jul 30, 4:03 PM CDT | Special Marine Warning | MOB | 87 min | |
| Jul 30, 4:53 PM CDT | Special Marine Warning | MOB | 97 min | |
| Jul 30, 5:11 PM CDT | Severe Thunderstorm Warning | MOB | Covington | 64 min |
| Jul 30, 5:21 PM CDT | Severe Thunderstorm Warning | MOB | Escambia | 54 min |
| Jul 30, 6:34 PM CDT | Severe Thunderstorm Warning | MOB | Covington | 47 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2012Every severe thunderstorm warning in 2012
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.