Alert archive / Alabama / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 34, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Mar 22, 2012, 11:38 AM CDT for Clarke County, Washington County, Alabama. It was in force for 67 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
- Mar 22, 2012, 11:38 AM CDT (16:38 UTC)
- Expired
- Mar 22, 2012, 12:45 PM CDT
- In force
- 67 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Clarke County, AL, Washington County, AL
The radar
The Mobile radar (KMOB), 103 km from the middle of the area, began a volume at 16:38 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 |
|---|---|---|---|
| Mar 22, 10:55 AM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 4.6 hours before the alert went out and 209 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
- 882 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 132 m²/s²
- 0-3 km storm-relative helicity
- 182 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
088 WUUS54 KMOB 221638 SVRMOB ALC025-129-221745- /O.NEW.KMOB.SV.W.0034.120322T1638Z-120322T1745Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 1138 AM CDT THU MAR 22 2012 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL CLARKE COUNTY IN SOUTHWEST ALABAMA... EAST CENTRAL WASHINGTON COUNTY IN SOUTHWEST ALABAMA... * UNTIL 1245 PM CDT * AT 1134 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 11 MILES SOUTHEAST OF CHATOM... OR 4 MILES SOUTHWEST OF WAGARVILLE...AND MOVING NORTHEAST AT 30 MPH. * LOCATIONS IMPACTED INCLUDE... JACKSON... WAGARVILLE... SAINT STEPHENS... LEROY... PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM CDT THURSDAY AFTERNOON FOR SOUTHWESTERN ALABAMA. && LAT...LON 3178 8783 3157 8764 3129 8807 3142 8821 TIME...MOT...LOC 1638Z 229DEG 25KT 3142 8805 $$
1 follow-up statement
849 WWUS54 KMOB 221650 SVSMOB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 1150 AM CDT THU MAR 22 2012 ALC025-129-221745- /O.CON.KMOB.SV.W.0034.000000T0000Z-120322T1745Z/ WASHINGTON AL-CLARKE AL- 1150 AM CDT THU MAR 22 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 PM CDT FOR CENTRAL CLARKE AND EAST CENTRAL WASHINGTON COUNTIES... AT 1148 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR PRESTWICK...OR 11 MILES SOUTH OF JACKSON...MOVING NORTHEAST AT 30 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO LEROY...CARSON...STAVE CREEK...MAYS CROSSROADS...MCVAY...WINN... TODDTOWN...ZIMCO...UNION...SUGGSVILLE AND WHATLEY PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM CDT THURSDAY AFTERNOON FOR SOUTHWESTERN ALABAMA. && LAT...LON 3149 8812 3178 8783 3157 8764 3135 8798 TIME...MOT...LOC 1650Z 229DEG 25KT 3147 8798 $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 22, 8:50 AM CDT | Severe Thunderstorm Warning | MOB | Washington | 55 min |
| Mar 22, 10:26 AM CDT | Special Marine Warning | MOB | 49 min | |
| Mar 22, 11:00 AM CDT | Severe Thunderstorm Warning | MOB | Choctaw | 45 min |
| Mar 22, 11:13 AM CDT | Special Marine Warning | MOB | 2 hr | |
| Mar 22, 1:05 PM CDT | Special Marine Warning | MOB | 115 min | |
| Mar 22, 1:36 PM CDT | Flash Flood Warning | MOB | Clarke, Mobile, Washington | 6 hr |
| Mar 22, 2:53 PM CDT | Areal Flood Advisory | MOB | Mobile | 3 hr |
| Mar 22, 3:17 PM CDT | Special Marine Warning | MOB | 43 min | |
| Mar 22, 3:45 PM CDT | Flash Flood Warning | MOB | Baldwin, Clarke, Escambia, Mobile, Monroe, Washington | 6 hr |
| Mar 22, 4:01 PM CDT | Areal Flood Warning | MOB | Choctaw, Clarke, Washington | 12 hr |
| Mar 22, 4:25 PM CDT | Severe Thunderstorm Warning | MOB | Wilcox | 50 min |
| Mar 22, 5:43 PM CDT | Special Marine Warning | MOB | 62 min | |
| Mar 22, 6:46 PM CDT | Special Marine Warning | MOB | 89 min | |
| Mar 22, 6:51 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Conecuh, Escambia, Monroe | 54 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.