Alert archive / Alabama / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 6, NWS Mobile, AL

January 26, 2012Monroe County, Wilcox County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jan 26, 2012, 11:57 AM CST for Monroe County, Wilcox County, Alabama. It was in force for 27 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
Jan 26, 2012, 11:57 AM CST (17:57 UTC)
Expired
Jan 26, 2012, 12:24 PM CST
In force
27 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

Counties Monroe County, AL, Wilcox County, AL

The radar

The Birmingham radar (KBMX), 137 km from the middle of the area, began a volume at 17:56 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.

IssuedProductOfficeLasted
Jan 26, 9:55 AM CSTTornado WatchSPC7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 6.0 hours before the alert went out and 137 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.

Skew-T log-pSkew-T log-p diagram, Birmingham, AL at 12:00Z on 2012-01-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 274 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2012-01-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 126 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
274 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
478 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
126 m²/s²
0-3 km storm-relative helicity
127 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

335 
WUUS54 KMOB 261757
SVRMOB
ALC099-131-261900-
/O.NEW.KMOB.SV.W.0006.120126T1757Z-120126T1900Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1157 AM CST THU JAN 26 2012

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
  EASTERN WILCOX COUNTY IN SOUTH CENTRAL ALABAMA...

* UNTIL 100 PM CST

* AT 1152 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED 14 MILES SOUTH OF CAMDEN...OR 7
  MILES SOUTHEAST OF COY...AND MOVING NORTHEAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  PINE APPLE...         OAK HILL...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM CST THURSDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

&&

LAT...LON 3210 8721 3205 8717 3205 8686 3196 8685
      3196 8691 3183 8691 3173 8721 3185 8736
      3210 8723
TIME...MOT...LOC 1757Z 224DEG 46KT 3187 8719

$$
2 follow-up statements
198 
WWUS54 KMOB 261813
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1213 PM CST THU JAN 26 2012

ALC099-261823-
/O.CAN.KMOB.SV.W.0006.000000T0000Z-120126T1900Z/
MONROE AL-
1213 PM CST THU JAN 26 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MONROE COUNTY IS
CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM CST THURSDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3187 8697 3186 8713 3190 8719 3198 8718
      3203 8718 3205 8717 3205 8686 3196 8685
      3196 8691
TIME...MOT...LOC 1813Z 225DEG 36KT 3200 8709

$$

ALC131-261900-
/O.CON.KMOB.SV.W.0006.000000T0000Z-120126T1900Z/
WILCOX AL-
1213 PM CST THU JAN 26 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM CST
FOR EAST CENTRAL WILCOX COUNTY...

AT 1210 PM CST...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 DARLINGTON...OR 11
MILES EAST OF CAMDEN...MOVING NORTHEAST AT 40 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
HAMBURG...ACKERVILLE...MCBRYDES...ROCK SPRINGS...SNOW HILL AND FURMAN

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM CST THURSDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

&&

LAT...LON 3187 8697 3186 8713 3190 8719 3198 8718
      3203 8718 3205 8717 3205 8686 3196 8685
      3196 8691
TIME...MOT...LOC 1813Z 225DEG 36KT 3200 8709

$$
771 
WWUS54 KMOB 261824
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1224 PM CST THU JAN 26 2012

ALC131-261835-
/O.CAN.KMOB.SV.W.0006.000000T0000Z-120126T1900Z/
WILCOX AL-
1224 PM CST THU JAN 26 2012

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL WILCOX COUNTY IS
CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM CST THURSDAY AFTERNOON
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA.

LAT...LON 3187 8697 3186 8713 3190 8719 3198 8718
      3203 8718 3205 8717 3205 8686 3196 8685
      3196 8691
TIME...MOT...LOC 1825Z 225DEG 36KT 3209 8699

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 26, 8:56 AM CSTTornado WarningMOBChoctaw, Washington49 min
Jan 26, 9:15 AM CSTSevere Thunderstorm WarningMOBWashington38 min
Jan 26, 9:20 AM CSTTornado WarningMOBWashington40 min
Jan 26, 9:33 AM CSTTornado WarningMOBChoctaw57 min
Jan 26, 9:41 AM CSTSpecial Marine WarningMOB2 hr
Jan 26, 9:49 AM CSTAreal Flood AdvisoryMOBBaldwin, Choctaw, Clarke, Escambia, Mobile, Monroe and 2 more116 min
Jan 26, 9:50 AM CSTSmall Craft AdvisoryMOB23 hr
Jan 26, 11:03 AM CSTSpecial Marine WarningMOB117 min
Jan 26, 11:11 AM CSTTornado WarningMOBBaldwin, Mobile21 min
Jan 26, 12:05 PM CSTAreal Flood AdvisoryMOBBaldwin, Butler, Clarke, Conecuh, Covington, Crenshaw and 3 more4 hr
Jan 26, 12:49 PM CSTSpecial Marine WarningMOB56 min
Jan 26, 1:36 PM CSTSevere Thunderstorm WarningMOBCovington39 min
Jan 26, 1:38 PM CSTRiver Flood WarningMOBChoctaw, Clarke, Washington6 days
Jan 26, 1:38 PM CSTRiver Flood WarningMOBChoctaw, Clarke, Washington6 days
Jan 26, 1:44 PM CSTSpecial Marine WarningMOB46 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.