Alert archive / Alabama / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 102, NWS Mobile, AL

March 24, 2016Crenshaw County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Mar 24, 2016, 3:12 PM CDT for Crenshaw County, Alabama. It was in force for 33 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Mar 24, 2016, 3:12 PM CDT (20:12 UTC)
Expired: Mar 24, 2016, 3:45 PM CDT
In force: 33 min
Issued by: NWS Mobile, AL
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Crenshaw County, AL

The radar

The Ft Rucker radar (KEOX), 74 km from the middle of the area, began a volume at 20:12 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.

What was reported inside it

Time	Report	Where	Remark
Mar 24, 3:15 PM CDT	TSTM WND DMG	1 N Brantley, AL	DAMAGE TO MULTIPLE STRUCTURES IN THE COMMUNITY OF BRANTLEY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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 24, 12:18 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 8.2 hours before the alert went out and 180 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1001 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 276 m²/s²
0-3 km storm-relative helicity: 276 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

485 
WUUS54 KMOB 242012
SVRMOB
ALC041-242045-
/O.NEW.KMOB.SV.W.0102.160324T2012Z-160324T2045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
312 PM CDT THU MAR 24 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CRENSHAW COUNTY IN SOUTH CENTRAL ALABAMA...

* UNTIL 345 PM CDT

* AT 312 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 8 MILES NORTHWEST OF RUTLEDGE TO GLENWOOD TO NEAR
  ELBA...MOVING NORTHEAST AT 45 MPH.

  HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

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

* LOCATIONS IMPACTED INCLUDE...
  LUVERNE...BRANTLEY...RUTLEDGE...GLENWOOD AND PETREY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH A TORNADO IS NOT
IMMEDIATELY LIKELY...IF ONE IS SPOTTED...ACT QUICKLY AND MOVE TO A
PLACE OF SAFETY INSIDE A STURDY STRUCTURE SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

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

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FOR SOUTH CENTRAL
ALABAMA.

LAT...LON 3153 8616 3153 8620 3144 8620 3144 8621
      3150 8628 3153 8628 3152 8631 3154 8633
      3192 8645 3196 8618 3189 8617 3179 8620
      3179 8615 3166 8615 3166 8616 3165 8616
      3162 8618 3162 8615 3154 8614
TIME...MOT...LOC 2012Z 238DEG 38KT 3183 8639 3165 8619 3147 8611 

HAIL...0.75IN
WIND...60MPH
 
$$

1 follow-up statement

709 
WWUS54 KMOB 242047
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
347 PM CDT THU MAR 24 2016

ALC041-242057-
/O.EXP.KMOB.SV.W.0102.000000T0000Z-160324T2045Z/
CRENSHAW AL-
347 PM CDT THU MAR 24 2016

...THE SEVERE THUNDERSTORM WARNING FOR CRENSHAW COUNTY HAS EXPIRED...
    
THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA.
THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM CDT FOR SOUTH CENTRAL
ALABAMA.

LAT...LON 3153 8616 3153 8620 3144 8620 3144 8621
      3150 8628 3153 8628 3152 8631 3154 8633
      3192 8645 3196 8618 3189 8617 3179 8620
      3179 8615 3166 8615 3166 8616 3165 8616
      3162 8618 3162 8615 3154 8614
TIME...MOT...LOC 2044Z 238DEG 38KT 3183 8639 3165 8619 3147 8611 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 24, 10:22 AM CDT	Rip Current Statement	MOB	Baldwin, Mobile	45 hr
Mar 24, 12:16 PM CDT	Areal Flood Advisory	MOB	Mobile	119 min
Mar 24, 12:22 PM CDT	Special Weather Statement	MOB	Mobile	38 min
Mar 24, 12:28 PM CDT	Special Marine Warning	MOB		92 min
Mar 24, 12:45 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Mobile	45 min
Mar 24, 1:01 PM CDT	Flash Flood Warning	MOB	Mobile	3 hr
Mar 24, 1:16 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Escambia	44 min
Mar 24, 1:26 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin	49 min
Mar 24, 1:34 PM CDT	Special Marine Warning	MOB		86 min
Mar 24, 1:46 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Butler, Conecuh, Covington, Crenshaw, Escambia and 1 more	59 min
Mar 24, 1:51 PM CDT	Areal Flood Advisory	MOB	Baldwin	3 hr
Mar 24, 1:55 PM CDT	Special Marine Warning	MOB		65 min
Mar 24, 2:05 PM CDT	Tornado Warning	MOB	Conecuh, Covington	25 min
Mar 24, 2:23 PM CDT	Tornado Warning	MOB	Butler, Conecuh, Covington, Crenshaw	23 min
Mar 24, 2:31 PM CDT	Severe Thunderstorm Warning	MOB	Butler, Conecuh, Covington, Crenshaw	44 min
Mar 24, 2:50 PM CDT	Special Marine Warning	MOB		85 min
Mar 24, 4:08 PM CDT	Special Marine Warning	MOB		37 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2016 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.