Alert archive / Alabama / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 199, NWS Mobile, AL

November 30, 2016Butler County, Conecuh County, Monroe County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Nov 30, 2016, 10:35 AM CST for Butler County, Conecuh County, Monroe County, Alabama. It was in force for 55 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
Nov 30, 2016, 10:35 AM CST (16:35 UTC)
Expired
Nov 30, 2016, 11:30 AM CST
In force
55 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Butler County, AL, Conecuh County, AL, Monroe County, AL

The radar

The Ft Rucker radar (KEOX), 136 km from the middle of the area, began a volume at 16:39 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

Birmingham, AL (KBMX), launched 12:00Z, 4.6 hours before the alert went out and 170 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 2016-11-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 492 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2016-11-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 288 square meters per square second.1939587897Sfc1 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
492 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
638 m above ground
0-6 km bulk shear
77 kt
0-1 km storm-relative helicity
288 m²/s²
0-3 km storm-relative helicity
321 m²/s²
Significant tornado parameter
1.0
Supercell composite
7.4

Open this sounding in Storm Lab

The text

As transmitted.

429 
WUUS54 KMOB 301635
SVRMOB
ALC013-035-099-301730-
/O.NEW.KMOB.SV.W.0199.161130T1635Z-161130T1730Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1035 AM CST WED NOV 30 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTH CENTRAL CONECUH COUNTY IN SOUTH CENTRAL ALABAMA...
  NORTHEASTERN MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
  SOUTHERN BUTLER COUNTY IN SOUTH CENTRAL ALABAMA...

* UNTIL 1130 AM CST

* AT 1035 AM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 11 MILES SOUTHWEST OF VREDENBURGH TO 9 MILES WEST OF
  MONROEVILLE TO 9 MILES NORTHWEST OF FRISCO CITY...MOVING EAST AT 45
  MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  MONROEVILLE...PETERMAN...GEORGIANA...MCKENZIE AND BEATRICE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL NOON CST FOR SOUTHWESTERN
ALABAMA.

LAT...LON 3176 8645 3166 8645 3165 8650 3156 8650
      3145 8757 3148 8756 3149 8758 3155 8753
      3175 8748 3180 8647 3179 8645 3176 8644
TIME...MOT...LOC 1635Z 249DEG 40KT 3170 8744 3157 8748 3149 8755 

HAIL...<.75IN
WIND...60MPH
 
$$

BUTTS
1 follow-up statement
329 
WWUS54 KMOB 301651
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1051 AM CST WED NOV 30 2016

ALC013-035-099-301730-
/O.CON.KMOB.SV.W.0199.000000T0000Z-161130T1730Z/
CONECUH AL-MONROE AL-BUTLER AL-
1051 AM CST WED NOV 30 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 AM CST
FOR NORTH CENTRAL CONECUH...CENTRAL MONROE AND SOUTHERN BUTLER
COUNTIES...

AT 1050 AM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR BEATRICE TO 10 MILES NORTH OF MONROEVILLE TO
NEAR PETERMAN...MOVING NORTHEAST AT 50 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
MONROEVILLE...PETERMAN...GEORGIANA...MCKENZIE AND BEATRICE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

ADDITIONAL STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL NOON CST FOR SOUTHWESTERN
ALABAMA.

LAT...LON 3176 8645 3166 8645 3165 8650 3156 8650
      3145 8757 3148 8756 3149 8758 3155 8753
      3165 8741 3175 8737 3180 8647 3179 8645
      3176 8644
TIME...MOT...LOC 1650Z 247DEG 42KT 3180 8721 3167 8725 3159 8733 

HAIL...<.75IN
WIND...60MPH
 
$$

BUTTS

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 30, 5:12 AM CSTSpecial Weather StatementMOBClarke48 min
Nov 30, 7:00 AM CSTSpecial Weather StatementMOBChoctaw60 min
Nov 30, 8:04 AM CSTSpecial Weather StatementMOBChoctaw41 min
Nov 30, 9:36 AM CSTSpecial Weather StatementMOBClarke, Monroe, Wilcox54 min
Nov 30, 10:00 AM CSTSpecial Weather StatementMOBEscambia45 min
Nov 30, 10:07 AM CSTSpecial Marine WarningMOB38 min
Nov 30, 10:19 AM CSTSpecial Marine WarningMOB41 min
Nov 30, 10:29 AM CSTSevere Thunderstorm WarningMOBButler, Monroe, Wilcox61 min
Nov 30, 10:58 AM CSTSpecial Marine WarningMOB62 min
Nov 30, 11:06 AM CSTSpecial Weather StatementMOBBaldwin, Escambia, Mobile54 min
Nov 30, 11:09 AM CSTSpecial Marine WarningMOB51 min
Nov 30, 11:29 AM CSTSpecial Weather StatementMOBButler, Conecuh, Crenshaw61 min
Nov 30, 11:32 AM CSTSevere Thunderstorm WarningMOBMobile43 min
Nov 30, 11:48 AM CSTSpecial Marine WarningMOB57 min
Nov 30, 11:49 AM CSTSevere Thunderstorm WarningMOBBaldwin, Escambia41 min
Nov 30, 11:55 AM CSTSpecial Marine WarningMOB80 min
Nov 30, 11:58 AM CSTSevere Thunderstorm WarningMOBBaldwin62 min
Nov 30, 12:25 PM CSTSevere Thunderstorm WarningMOBEscambia50 min
Nov 30, 12:40 PM CSTSpecial Marine WarningMOB35 min
Nov 30, 12:40 PM CSTSevere Thunderstorm WarningMOBConecuh, Covington, Escambia65 min
Nov 30, 1:01 PM CSTSpecial Marine WarningMOB89 min
Nov 30, 1:18 PM CSTSpecial Marine WarningMOB42 min
Nov 30, 1:44 PM CSTSpecial Weather StatementMOBCovington46 min
Nov 30, 2:08 PM CSTSevere Thunderstorm WarningMOBCovington22 min
Nov 30, 2:28 PM CSTSpecial Marine WarningMOB92 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2016Every severe thunderstorm warning in 2016

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.