Alert archive / Alabama / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 140, NWS Mobile, AL

June 15, 2016Mobile County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jun 15, 2016, 8:53 AM CDT for Mobile County, Alabama. It was in force for 52 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
Jun 15, 2016, 8:53 AM CDT (13:53 UTC)
Expired
Jun 15, 2016, 9:45 AM CDT
In force
52 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Mobile County, AL

The radar

The Mobile radar (KMOB), 37 km from the middle of the area, began a volume at 13:54 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

Slidell Radar S, LA (KSIL), launched 12:00Z, 1.9 hours before the alert went out and 149 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, Slidell Radar S, LA at 12:00Z on 2016-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2241 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, Slidell Radar S, LA at 12:00Z on 2016-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -23 square meters per square second.1939Sfc1 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
2241 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
665 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-23 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

974 
WUUS54 KMOB 151353
SVRMOB
ALC097-151445-
/O.NEW.KMOB.SV.W.0140.160615T1353Z-160615T1445Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
853 AM CDT WED JUN 15 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTH CENTRAL MOBILE COUNTY IN SOUTHWESTERN ALABAMA...

* UNTIL 945 AM CDT

* AT 853 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR ALABAMA PORT...
  OR NEAR BAYOU LA BATRE...MOVING EAST 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...
  ALABAMA PORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 3032 8824 3044 8821 3043 8802 3029 8805
TIME...MOT...LOC 1353Z 272DEG 6KT 3038 8817 

HAIL...0.75IN
WIND...60MPH
 
$$
2 follow-up statements
449 
WWUS54 KMOB 151409
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
909 AM CDT WED JUN 15 2016

ALC097-151445-
/O.CON.KMOB.SV.W.0140.000000T0000Z-160615T1445Z/
MOBILE AL-
909 AM CDT WED JUN 15 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 AM CDT
FOR SOUTH CENTRAL MOBILE COUNTY...

AT 908 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER ALABAMA PORT...
OR 7 MILES EAST OF BAYOU LA BATRE...MOVING EAST 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...
ALABAMA PORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

ADDITIONAL STATEMENTS ON THIS THUNDERSTORM WILL BE ISSUED AS
CONDITIONS WARRANT.

&&

LAT...LON 3031 8818 3044 8814 3043 8807 3043 8802
      3029 8805
TIME...MOT...LOC 1408Z 271DEG 6KT 3038 8812 

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

BUTTS
527 
WWUS54 KMOB 151424
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
924 AM CDT WED JUN 15 2016

ALC097-151445-
/O.CON.KMOB.SV.W.0140.000000T0000Z-160615T1445Z/
MOBILE AL-
924 AM CDT WED JUN 15 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 AM CDT
FOR SOUTH CENTRAL MOBILE COUNTY...

AT 923 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER ALABAMA PORT...
OR 7 MILES EAST OF BAYOU LA BATRE...AND IS NEARLY STATIONARY.

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

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
ALABAMA PORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

ADDITIONAL STATEMENTS WILL BE ISSUED ON THIS THUNDERSTORM AS
CONDITIONS WARRANT.

&&

LAT...LON 3031 8818 3041 8815 3043 8810 3043 8802
      3029 8805
TIME...MOT...LOC 1423Z 299DEG 3KT 3038 8812 

HAIL...1.00IN
WIND...60MPH
 
$$

BUTTS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 4:12 AM CDTSpecial Weather StatementMOBButler, Conecuh78 min
Jun 15, 8:25 AM CDTAreal Flood AdvisoryMOBButler, Conecuh, Monroe, Wilcox3 hr
Jun 15, 8:35 AM CDTSpecial Marine WarningMOB55 min
Jun 15, 8:46 AM CDTSpecial Weather StatementMOBMobile44 min
Jun 15, 9:04 AM CDTAreal Flood AdvisoryMOBMobile56 min
Jun 15, 9:29 AM CDTFlash Flood WarningMOBButler, Monroe3 hr
Jun 15, 9:31 AM CDTSpecial Marine WarningMOB59 min
Jun 15, 9:47 AM CDTSevere Thunderstorm WarningMOBMobile58 min
Jun 15, 9:49 AM CDTFlash Flood WarningMOBMobile3 hr
Jun 15, 9:58 AM CDTSpecial Marine WarningMOB92 min
Jun 15, 10:26 AM CDTAreal Flood AdvisoryMOBButler, Wilcox3 hr
Jun 15, 10:32 AM CDTSpecial Marine WarningMOB28 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.