Alert archive / Alabama / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 190, NWS Mobile, AL

September 24, 2016Monroe County, Wilcox County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Sep 24, 2016, 3:03 PM CDT for Monroe County, Wilcox County, Alabama. It was in force for 12 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
Sep 24, 2016, 3:03 PM CDT (20:03 UTC)
Expired
Sep 24, 2016, 3:15 PM CDT
In force
12 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Monroe County, AL, Wilcox County, AL

The radar

The Mobile radar (KMOB), 148 km from the middle of the area, began a volume at 20:05 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, 8.1 hours before the alert went out and 164 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 2016-09-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 101 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 2016-09-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 square meters per square second.193958Sfc1 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
101 J/kg
Mixed-layer CIN
-140 J/kg
Mixed-layer LCL
1659 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
57 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

896 
WUUS54 KMOB 242003
SVRMOB
ALC099-131-242030-
/O.NEW.KMOB.SV.W.0190.160924T2003Z-160924T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
303 PM CDT SAT SEP 24 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

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

* UNTIL 330 PM CDT

* AT 302 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
  VREDENBURGH... OR 12 MILES SOUTH OF CAMDEN...MOVING SOUTHWEST AT 5
  MPH.

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

  SOURCE...RADAR INDICATED. 

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

* LOCATIONS IMPACTED INCLUDE...
  VREDENBURGH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURE'S LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

&&

LAT...LON 3175 8720 3162 8741 3181 8751 3182 8750
      3183 8750 3183 8752 3187 8754 3192 8729
TIME...MOT...LOC 2002Z 065DEG 5KT 3181 8733 

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

05/RR
1 follow-up statement
225 
WWUS54 KMOB 242015
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
315 PM CDT SAT SEP 24 2016

ALC099-131-242025-
/O.CAN.KMOB.SV.W.0190.000000T0000Z-160924T2030Z/
MONROE AL-WILCOX AL-
315 PM CDT SAT SEP 24 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL MONROE AND SOUTH
CENTRAL WILCOX COUNTIES IS CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE...THE WARNING HAS BEEN CANCELLED.

LAT...LON 3175 8720 3162 8741 3181 8751 3182 8750
      3183 8750 3183 8752 3187 8754 3192 8729
TIME...MOT...LOC 2012Z 065DEG 5KT 3180 8735 

$$

05

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 24, 2:39 PM CDTSpecial Weather StatementMOBButler, Conecuh51 min
Sep 24, 2:58 PM CDTSpecial Marine WarningMOB62 min
Sep 24, 3:12 PM CDTSevere Thunderstorm WarningMOBConecuh, Covington, Escambia63 min
Sep 24, 3:29 PM CDTSpecial Weather StatementMOBConecuh31 min
Sep 24, 3:38 PM CDTSpecial Marine WarningMOB67 min
Sep 24, 4:00 PM CDTSpecial Weather StatementMOBWilcox30 min
Sep 24, 4:32 PM CDTSpecial Marine WarningMOB58 min
Sep 24, 5:01 PM CDTSpecial Marine WarningMOB59 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.