Alert archive / Alabama / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 7, NWS Mobile, AL

March 22, 2015Clarke County, Monroe County, Washington County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Mar 22, 2015, 6:08 PM CDT for Clarke County, Monroe County, Washington County, Alabama. It was in force for 67 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 22, 2015, 6:08 PM CDT (23:08 UTC)
Expired
Mar 22, 2015, 7:15 PM CDT
In force
67 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

Counties Clarke County, AL, Monroe County, AL, Washington County, AL

The radar

The Mobile radar (KMOB), 89 km from the middle of the area, began a volume at 23:09 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

TimeReportWhereRemark
Mar 22, 6:32 PM CDTHAIL 0.5Jackson, ALPUBLIC REPORT OF PEA TO MARBLE SIZE HAIL IN THE BOLEN TOWN AND JACKSON AREAS.

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

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 11.1 hours before the alert went out and 221 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 2015-03-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2015-03-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1229 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
410 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

206 
WUUS54 KMOB 222308
SVRMOB
ALC025-099-129-230015-
/O.NEW.KMOB.SV.W.0007.150322T2308Z-150323T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
608 PM CDT SUN MAR 22 2015

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
  EAST CENTRAL WASHINGTON COUNTY IN SOUTHWESTERN ALABAMA...
  CENTRAL CLARKE COUNTY IN SOUTHWESTERN ALABAMA...

* UNTIL 715 PM CDT

* AT 607 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER
  SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WAS LOCATED OVER
  WAGARVILLE...OR 7 MILES SOUTHWEST OF JACKSON...AND MOVING EAST AT
  25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  JACKSON...             SAINT STEPHENS...      WAGARVILLE...
  LEROY...               CORTELYOU...           MOUNT PLEASANT...
  CHOCTAW BLUFF...       BASSETTS CREEK...      MANILA...
  PRESTWICK...           ROCKVILLE...           WAGAR...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
MOVE INDOORS IMMEDIATELY! IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.

&&

LAT...LON 3158 8763 3125 8766 3126 8767 3130 8772
      3129 8777 3130 8779 3129 8780 3141 8808
      3156 8808
TIME...MOT...LOC 2307Z 278DEG 20KT 3146 8801 
$$
1 follow-up statement
766 
WWUS54 KMOB 222342
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
642 PM CDT SUN MAR 22 2015

ALC129-222350-
/O.CAN.KMOB.SV.W.0007.000000T0000Z-150323T0015Z/
WASHINGTON AL-
642 PM CDT SUN MAR 22 2015

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL WASHINGTON COUNTY
IS CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF 
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 3158 8763 3125 8766 3126 8767 3130 8772
      3129 8777 3130 8779 3129 8780 3139 8787
      3156 8792
TIME...MOT...LOC 2340Z 278DEG 20KT 3148 8772 

$$

ALC025-099-230015-
/O.CON.KMOB.SV.W.0007.000000T0000Z-150323T0015Z/
MONROE AL-CLARKE AL-
642 PM CDT SUN MAR 22 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT
FOR SOUTHWESTERN MONROE AND CENTRAL CLARKE COUNTIES...

AT 640 PM CDT...THIS THUNDERSTORM IS CAPABLE OF PRODUCING QUARTER 
SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS 
LOCATED 10 MILES EAST OF JACKSON. THIS STORM WAS NEARLY STATIONARY.

LOCATIONS IMPACTED INCLUDE...
JACKSON...ELISKA...MOUNT PLEASANT...CHOCTAW BLUFF...MANILA...
ROCKVILLE...CHRYSLER...GAINESTOWN...WALKER SPRINGS...ALMA AND
GEORGETOWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3158 8763 3125 8766 3126 8767 3130 8772
      3129 8777 3130 8779 3129 8780 3139 8787
      3156 8792
TIME...MOT...LOC 2340Z 278DEG 20KT 3148 8772 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 22, 5:15 PM CDTSevere Thunderstorm WarningMOBChoctaw, Washington60 min
Mar 22, 6:03 PM CDTSpecial Weather StatementMOBClarke57 min
Mar 22, 6:07 PM CDTSevere Thunderstorm WarningMOBClarke, Washington53 min
Mar 22, 6:46 PM CDTSevere Thunderstorm WarningMOBClarke, Monroe31 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2015Every severe thunderstorm warning in 2015

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.