Alert archive / Alabama / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 16, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Feb 18, 2012, 4:01 PM CST for Conecuh County, Covington County, Escambia County, Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida. It was in force for 44 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
- Feb 18, 2012, 4:01 PM CST (22:01 UTC)
- Expired
- Feb 18, 2012, 4:45 PM CST
- In force
- 44 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Conecuh County, AL, Covington County, AL, Escambia County, AL, Escambia County, FL, Okaloosa County, FL, Santa Rosa County, FL
The radar
The Eglin Afb radar (KEVX), 100 km from the middle of the area, began a volume at 22:01 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 18, 11:49 AM CST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 10.0 hours before the alert went out and 227 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1694 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 143 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
376
WUUS54 KMOB 182201
SVRMOB
ALC035-039-053-FLC033-091-113-182245-
/O.NEW.KMOB.SV.W.0016.120218T2201Z-120218T2245Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
401 PM CST SAT FEB 18 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
NORTHWESTERN OKALOOSA COUNTY IN NORTHWEST FLORIDA...
NORTHERN SANTA ROSA COUNTY IN NORTHWEST FLORIDA...
SOUTHEASTERN CONECUH COUNTY IN SOUTH CENTRAL ALABAMA...
SOUTHERN COVINGTON COUNTY IN SOUTH CENTRAL ALABAMA...
EASTERN ESCAMBIA COUNTY IN SOUTH CENTRAL ALABAMA...
* UNTIL 445 PM CST
* AT 402 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM 10 MILES SOUTHWEST OF EVERGREEN TO 2 MILES SOUTHWEST OF EAST
BREWTON TO 4 MILES NORTHEAST OF CENTURY...AND MOVING EAST AT 40
MPH.
* LOCATIONS IMPACTED INCLUDE...
WHITFIELD... MOUNT CARMEL... FIDELIS...
DIXONVILLE... COBBTOWN... HORN HILL...
JAY... BERRYDALE... CENTURY...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!
A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM CST SATURDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
&&
LAT...LON 3137 8624 3108 8638 3088 8668 3087 8743
3107 8714 3136 8700
TIME...MOT...LOC 2202Z 269DEG 35KT 3128 8693 3108 8703
3093 8724
$$1 follow-up statement
995
WWUS54 KMOB 182225
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
425 PM CST SAT FEB 18 2012
ALC035-039-053-FLC033-091-113-182245-
/O.CON.KMOB.SV.W.0016.000000T0000Z-120218T2245Z/
CONECUH AL-COVINGTON AL-ESCAMBIA AL-OKALOOSA FL-SANTA ROSA FL-
ESCAMBIA FL-
425 PM CST SAT FEB 18 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CST
FOR NORTHEASTERN ESCAMBIA...NORTHERN SANTA ROSA...NORTHWESTERN
OKALOOSA...EASTERN ESCAMBIA...SOUTHERN COVINGTON AND SOUTHEASTERN
CONECUH COUNTIES...
AT 424 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM PAUL TO BOYKIN TO OYSTER LODGE...OR ALONG A LINE
EXTENDING FROM 8 MILES SOUTHEAST OF EVERGREEN TO 9 MILES EAST OF EAST
BREWTON TO 8 MILES SOUTH OF FLOMATON...MOVING EAST AT 25 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MOUNT
CARMEL...BROOKLYN...US 29 AND CR 43...ROBERTS...PINE LEVEL...
DIXONVILLE...MARIETTA...GEORGIAVILLE...SIMMONS CROSSING...
SELLERSVILLE...SANTA MARIA...FIDELIS...ROCK CREEK...WIGGINS...
STANLEY...ROME...HUCKAVILLE...HARMONY...FAIRFIELD...BEDA...CEDAR
GROVE...HORN HILL...MCLELLAN...BERRYDALE...GOOD HOPE...ESCAMBIA
FARMS...BLACKMAN...BELANDVILLE...OPINE...WING...SANFORD...RIVER
FALLS...RED OAK...LOANGO...LIBERTYVILLE...HEATH...FALCO...CAROLINA...
BECK...BABBIE...ANDALUSIA...PARKER SPRINGS...DIXIE...BRADLEY AND
SHILOH
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM CST SATURDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
&&
LAT...LON 3112 8694 3134 8684 3137 8624 3108 8638
3088 8668 3089 8739 3095 8732
TIME...MOT...LOC 2224Z 269DEG 20KT 3135 8679 3112 8687
3095 8722
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 18, 3:38 AM CST | Wind Advisory | MOB | 38 hr | |
| Feb 18, 1:56 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 49 min |
| Feb 18, 2:28 PM CST | Flash Flood Warning | MOB | Mobile, Washington | 32 days |
| Feb 18, 3:13 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Conecuh, Escambia, Monroe | 47 min |
| Feb 18, 3:28 PM CST | Gale Warning | MOB | 21 hr | |
| Feb 18, 3:37 PM CST | Flash Flood Warning | MOB | Baldwin, Clarke, Conecuh, Escambia, Mobile, Monroe and 1 more | 113 min |
| Feb 18, 3:59 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 61 min |
| Feb 18, 4:07 PM CST | Special Marine Warning | MOB | 83 min | |
| Feb 18, 4:19 PM CST | Flash Flood Warning | MOB | Baldwin, Mobile | 116 min |
| Feb 18, 4:21 PM CST | Tornado Warning | MOB | Mobile | 24 min |
| Feb 18, 4:25 PM CST | Areal Flood Advisory | MOB | Choctaw, Clarke, Monroe, Washington, Wilcox | 2 hr |
| Feb 18, 4:30 PM CST | Flash Flood Warning | MOB | Mobile, Washington | 60 min |
| Feb 18, 4:38 PM CST | Severe Thunderstorm Warning | MOB | Conecuh, Covington, Crenshaw, Escambia | 52 min |
| Feb 18, 4:52 PM CST | Flash Flood Warning | MOB | Baldwin | 113 min |
| Feb 18, 4:59 PM CST | Severe Thunderstorm Warning | MOB | Baldwin | 76 min |
| Feb 18, 5:13 PM CST | Flash Flood Warning | MOB | Baldwin, Butler, Conecuh, Covington, Crenshaw, Escambia | 2 hr |
| Feb 18, 5:17 PM CST | Tornado Warning | MOB | Baldwin | 28 min |
| Feb 18, 5:27 PM CST | Special Marine Warning | MOB | 93 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2012Severe Thunderstorm Warnings in Florida, 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.