Alert archive / Georgia / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 87, NWS Atlanta, GA

May 31, 2015Bartow County, Floyd County, Polk County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 31, 2015, 5:44 PM EDT for Bartow County, Floyd County, Polk County, Georgia. It was in force for 34 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
May 31, 2015, 5:44 PM EDT (21:44 UTC)
Expired
May 31, 2015, 6:18 PM EDT
In force
34 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Bartow County, GA, Floyd County, GA, Polk County, GA

The radar

The Atlanta radar (KFFC), 87 km from the middle of the area, began a volume at 21:44 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
May 31, 5:50 PM EDTHAIL 0.88Rockmart, GANICKEL SIZED HAIL REPORTED AT THE INGALLS IN DOWNTOWN ROCKMART.
May 31, 6:00 PM EDTHAIL 13 Se Rockmart, GAGAS STATION 2.75 MILES SE OF ROCKMART REPORTED UP TO QUARTER SIZED HAIL AROUND 6 PM ON SUNDAY... 5 31 2015.

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

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.7 hours before the alert went out and 90 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, Peachtre/Fal Fld, GA at 12:00Z on 2015-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 518 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, Peachtre/Fal Fld, GA at 12:00Z on 2015-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 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
518 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
900 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
29 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.

284 
WUUS52 KFFC 312144
SVRFFC
GAC015-115-233-312230-
/O.NEW.KFFC.SV.W.0087.150531T2144Z-150531T2230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
544 PM EDT SUN MAY 31 2015

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN BARTOW COUNTY IN NORTHWESTERN GEORGIA...
  EASTERN POLK COUNTY IN NORTHWESTERN GEORGIA...
  SOUTHEASTERN FLOYD COUNTY IN NORTHWESTERN GEORGIA...

* UNTIL 630 PM EDT

* AT 544 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER ROCKMART...
  OR 10 MILES WEST OF DALLAS...MOVING NORTH AT 20 MPH.

  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. 

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  ROME...ROCKMART...EUHARLEE...ARAGON...KINGSTON...BRASWELL...
  TAYLORSVILLE...FISH CREEK...LINDALE...VAN WERT AND SENEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

IF YOU SEE WIND DAMAGE...HAIL OR FLOODING...WAIT UNTIL THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6 OR TWEET US YOUR REPORT AT NWSATLANTA.

&&

LAT...LON 3424 8495 3408 8493 3406 8493 3397 8497
      3395 8500 3395 8505 3392 8505 3391 8506
      3402 8515 3421 8518
TIME...MOT...LOC 2144Z 172DEG 17KT 3397 8502 

HAIL...1.00IN
WIND...60MPH
 
$$
1 follow-up statement
586 
WWUS52 KFFC 312218
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
618 PM EDT SUN MAY 31 2015

GAC015-115-233-312228-
/O.CAN.KFFC.SV.W.0087.000000T0000Z-150531T2230Z/
BARTOW GA-POLK GA-FLOYD GA-
618 PM EDT SUN MAY 31 2015

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN BARTOW...EASTERN
POLK AND SOUTHEASTERN FLOYD 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.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
PEACHTREE CITY.

LAT...LON 3424 8495 3408 8493 3406 8493 3397 8497
      3395 8500 3395 8505 3392 8505 3391 8506
      3402 8515 3421 8518
TIME...MOT...LOC 2217Z 172DEG 17KT 3413 8505 

$$

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 31, 12:00 PM EDTSpecial Weather StatementFFCForsyth30 min
May 31, 12:29 PM EDTSpecial Weather StatementFFCCatoosa, Walker31 min
May 31, 12:35 PM EDTSpecial Weather StatementFFCForsyth40 min
May 31, 12:53 PM EDTSpecial Weather StatementFFCDeKalb, Fulton22 min
May 31, 1:09 PM EDTSpecial Weather StatementFFCTaylor51 min
May 31, 1:17 PM EDTSpecial Weather StatementFFCDeKalb28 min
May 31, 1:23 PM EDTSpecial Weather StatementFFCForsyth37 min
May 31, 1:35 PM EDTSpecial Weather StatementFFCWhitfield40 min
May 31, 1:49 PM EDTSevere Thunderstorm WarningFFCForsyth, Gwinnett, Hall41 min
May 31, 1:55 PM EDTSpecial Weather StatementFFCWalker35 min
May 31, 2:11 PM EDTSpecial Weather StatementFFCWalton34 min
May 31, 2:34 PM EDTSpecial Weather StatementFFCBarrow, Gwinnett41 min
May 31, 2:36 PM EDTSpecial Weather StatementFFCWhitfield39 min
May 31, 2:54 PM EDTSpecial Weather StatementFFCHenry51 min
May 31, 3:06 PM EDTSpecial Weather StatementFFCRockdale39 min
May 31, 3:09 PM EDTSpecial Weather StatementFFCPike36 min
May 31, 3:15 PM EDTSpecial Weather StatementFFCFannin, Gilmer, Pickens45 min
May 31, 3:26 PM EDTSpecial Weather StatementFFCMeriwether34 min
May 31, 3:38 PM EDTSpecial Weather StatementFFCCobb52 min
May 31, 3:46 PM EDTSpecial Weather StatementFFCButts44 min
May 31, 3:58 PM EDTSpecial Weather StatementFFCStewart32 min
May 31, 4:05 PM EDTRiver Flood WarningFFCGwinnett7 days
May 31, 4:22 PM EDTSpecial Weather StatementFFCNewton38 min
May 31, 4:29 PM EDTSpecial Weather StatementFFCStewart, Webster46 min
May 31, 4:32 PM EDTSpecial Weather StatementFFCCherokee43 min
May 31, 4:34 PM EDTSpecial Weather StatementFFCPaulding26 min
May 31, 4:41 PM EDTSpecial Weather StatementFFCUnion34 min
May 31, 4:48 PM EDTSpecial Weather StatementFFCTaylor27 min
May 31, 5:01 PM EDTSpecial Weather StatementFFCPaulding29 min
May 31, 5:06 PM EDTSpecial Weather StatementFFCChattahoochee39 min
May 31, 5:09 PM EDTSevere Thunderstorm WarningFFCCarroll, Haralson, Paulding51 min
May 31, 5:17 PM EDTSpecial Weather StatementFFCCrisp, Dooly, Sumter43 min
May 31, 5:20 PM EDTSevere Thunderstorm WarningFFCCrawford, Taylor, Upson40 min
May 31, 5:37 PM EDTSevere Thunderstorm WarningFFCHarris, Muscogee38 min
May 31, 5:42 PM EDTSpecial Weather StatementFFCJasper, Putnam33 min
May 31, 5:49 PM EDTSpecial Weather StatementFFCCoweta26 min
May 31, 5:52 PM EDTSevere Thunderstorm WarningFFCCoweta38 min
May 31, 5:54 PM EDTSevere Thunderstorm WarningFFCMeriwether, Talbot51 min
May 31, 5:58 PM EDTSevere Thunderstorm WarningFFCCrawford, Macon, Peach, Taylor47 min
May 31, 6:17 PM EDTSpecial Weather StatementFFCHarris, Muscogee43 min
May 31, 6:30 PM EDTSpecial Weather StatementFFCUpson45 min
May 31, 6:45 PM EDTSpecial Weather StatementFFCDouglas45 min
May 31, 6:46 PM EDTSpecial Weather StatementFFCCoweta44 min
May 31, 6:50 PM EDTSpecial Weather StatementFFCMeriwether25 min
May 31, 6:55 PM EDTSpecial Weather StatementFFCPike35 min
May 31, 7:02 PM EDTSevere Thunderstorm WarningFFCLamar, Monroe43 min
May 31, 7:06 PM EDTSpecial Weather StatementFFCHarris54 min
May 31, 7:12 PM EDTSpecial Weather StatementFFCWilkes33 min
May 31, 7:18 PM EDTSpecial Weather StatementFFCCoweta, Heard, Meriwether, Troup42 min
May 31, 7:34 PM EDTSpecial Weather StatementFFCLamar, Spalding26 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.