Alert archive / Georgia / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 113, NWS Tallahassee, FL

June 12, 2015Berrien County, Lanier County, Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at Jun 12, 2015, 8:14 PM EDT for Berrien County, Lanier County, Georgia. It was in force for 31 min. 2 reports 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
Jun 12, 2015, 8:14 PM EDT (00:14 UTC)
Expired
Jun 12, 2015, 8:45 PM EDT
In force
31 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

Counties Berrien County, GA, Lanier County, GA

The radar

The Moody AFB radar (KVAX), 40 km from the middle of the area, began a volume at 00:17 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
Jun 12, 8:25 PM EDTTSTM WND DMG5 E Nashville, GACOUPLE OF TREES DOWN AROUND HIGHWAY 168
Jun 12, 8:35 PM EDTTSTM WND DMG2 S Bannockburn, GACOUPLE OF TREES DOWN AROUND HIGHWAY 135

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

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 0.2 hours before the alert went out and 148 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, Tallahassee Rgnl, FL at 00:00Z on 2015-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1164 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, Tallahassee Rgnl, FL at 00:00Z on 2015-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 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
1164 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
1346 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
26 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.

495 
WUUS52 KTAE 130014
SVRTAE
GAC019-173-130045-
/O.NEW.KTAE.SV.W.0113.150613T0014Z-150613T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
814 PM EDT FRI JUN 12 2015

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL BERRIEN COUNTY IN SOUTH CENTRAL GEORGIA...
  NORTHWESTERN LANIER COUNTY IN SOUTH CENTRAL GEORGIA...

* UNTIL 845 PM EDT

* AT 813 PM EDT...THE NATIONAL WEATHER SERVICE HAS DETECTED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
  MPH. THIS STORM WAS LOCATED NEAR RAY CITY...OR NEAR NASHVILLE...AND
  MOVING NORTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  NASHVILLE...RAY CITY...WEBER...ALLENVILLE...BANNOCKBURN...
  TEETERVILLE AND BERRIEN CO A/P.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE IMMEDIATELY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS UNTIL
THIS STORM PASSES.

&&

LAT...LON 3124 8305 3124 8304 3122 8304 3104 8312
      3107 8325 3126 8333 3133 8319 3132 8306
      3130 8306 3129 8305 3128 8305 3128 8304
TIME...MOT...LOC 0013Z 219DEG 16KT 3115 8317 

$$

15-HARRIGAN
1 follow-up statement
074 
WWUS52 KTAE 130031
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
831 PM EDT FRI JUN 12 2015

GAC173-130041-
/O.CAN.KTAE.SV.W.0113.000000T0000Z-150613T0045Z/
LANIER GA-
831 PM EDT FRI JUN 12 2015

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN LANIER 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 3124 8305 3124 8304 3122 8304 3118 8306
      3112 8325 3124 8324 3126 8333 3131 8318
      3132 8306 3130 8306 3129 8305 3128 8305
      3128 8304
TIME...MOT...LOC 0031Z 219DEG 16KT 3121 8311 

$$

GAC019-130045-
/O.CON.KTAE.SV.W.0113.000000T0000Z-150613T0045Z/
BERRIEN GA-
831 PM EDT FRI JUN 12 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM EDT
FOR SOUTHEASTERN BERRIEN COUNTY...

AT 831 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED 8 MILES EAST OF NASHVILLE...MOVING NORTHEAST AT 20 MPH.

LOCATIONS IMPACTED INCLUDE...
NASHVILLE...WEBER...BERRIEN CO A/P AND BANNOCKBURN. 

LAT...LON 3124 8305 3124 8304 3122 8304 3118 8306
      3112 8325 3124 8324 3126 8333 3131 8318
      3132 8306 3130 8306 3129 8305 3128 8305
      3128 8304
TIME...MOT...LOC 0031Z 219DEG 16KT 3121 8311 

$$

15-HARRIGAN

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 12, 8:00 PM EDTSevere Thunderstorm WarningTAEBerrien, Lanier29 min
Jun 12, 8:50 PM EDTSevere Thunderstorm WarningTAEColquitt, Cook, Tift, Worth40 min
Jun 12, 9:11 PM EDTSevere Thunderstorm WarningTAEBerrien, Brooks, Cook, Lowndes28 min
Jun 12, 9:34 PM EDTSevere Thunderstorm WarningTAEBerrien, Irwin41 min

Nearby

Severe Thunderstorm Warnings in Georgia, 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.