Alert archive / Georgia / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 73, NWS Atlanta, GA

May 31, 2014Henry County, Newton County, Rockdale County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 31, 2014, 5:37 PM EDT for Henry County, Newton County, Rockdale County, Georgia. It was in force for 23 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
May 31, 2014, 5:37 PM EDT (21:37 UTC)
Expired
May 31, 2014, 6:00 PM EDT
In force
23 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

Counties Henry County, GA, Newton County, GA, Rockdale County, GA

The radar

The Atlanta radar (KFFC), 55 km from the middle of the area, began a volume at 21:41 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, 5:45 PM EDTTSTM WND DMG2 S Oak Hill Farms, GATWO TREES DOWN AND TWO REPORTS OF POWERLINES DOWN IN SW NEWTON COUNTY.

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, 9.6 hours before the alert went out and 49 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 2014-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 39 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, Peachtre/Fal Fld, GA at 12:00Z on 2014-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
39 J/kg
Mixed-layer CIN
-145 J/kg
Mixed-layer LCL
1098 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
33 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.

067 
WUUS52 KFFC 312137
SVRFFC
GAC151-217-247-312200-
/O.NEW.KFFC.SV.W.0073.140531T2137Z-140531T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
537 PM EDT SAT MAY 31 2014

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL HENRY COUNTY IN NORTH CENTRAL GEORGIA
  WEST CENTRAL NEWTON COUNTY IN NORTH CENTRAL GEORGIA
  SOUTH CENTRAL ROCKDALE COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 600 PM EDT

* AT 532 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH.  THIS STORM WAS LOCATED NEAR ROCKY
  PLAINS...MOVING NORTHWEST AT 15 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO OAK
  HILL...MAGNET AND KELLEYTOWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX.

&&

LAT...LON 3349 8413 3367 8403 3353 8385 3346 8389
TIME...MOT...LOC 2137Z 116DEG 12KT 3352 8394

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 8:36 PM EDTSevere Thunderstorm WarningFFCUpson39 min
May 30, 9:17 PM EDTSpecial Weather StatementFFCPike28 min
May 30, 9:45 PM EDTSpecial Weather StatementFFCPike30 min
May 30, 10:14 PM EDTSpecial Weather StatementFFCTaylor31 min
May 31, 1:32 PM EDTSpecial Weather StatementFFCJefferson28 min
May 31, 2:34 PM EDTSpecial Weather StatementFFCWashington26 min
May 31, 2:56 PM EDTSpecial Weather StatementFFCJohnson49 min
May 31, 3:21 PM EDTSpecial Weather StatementFFCFannin24 min
May 31, 3:33 PM EDTSpecial Weather StatementFFCHancock42 min
May 31, 3:42 PM EDTSpecial Weather StatementFFCJohnson33 min
May 31, 4:10 PM EDTSpecial Weather StatementFFCPutnam35 min
May 31, 4:13 PM EDTSpecial Weather StatementFFCBleckley47 min
May 31, 5:02 PM EDTSpecial Weather StatementFFCWhitfield28 min
May 31, 5:15 PM EDTSpecial Weather StatementFFCCherokee30 min
May 31, 5:18 PM EDTSpecial Weather StatementFFCNewton27 min
May 31, 5:20 PM EDTSpecial Weather StatementFFCDouglas25 min
May 31, 5:31 PM EDTSpecial Weather StatementFFCCrawford29 min
May 31, 5:56 PM EDTSpecial Weather StatementFFCCoweta34 min
May 31, 5:58 PM EDTSpecial Weather StatementFFCUpson32 min
May 31, 6:06 PM EDTSpecial Weather StatementFFCDouglas24 min
May 31, 6:17 PM EDTSpecial Weather StatementFFCFloyd, Polk28 min
May 31, 6:30 PM EDTSpecial Weather StatementFFCFulton30 min
May 31, 6:33 PM EDTSpecial Weather StatementFFCHarris27 min
May 31, 6:46 PM EDTSpecial Weather StatementFFCFloyd29 min
May 31, 6:56 PM EDTSpecial Weather StatementFFCCarroll34 min
May 31, 6:58 PM EDTSpecial Weather StatementFFCCobb, Douglas, Fulton47 min
May 31, 7:04 PM EDTSpecial Weather StatementFFCPolk26 min
May 31, 7:15 PM EDTSpecial Weather StatementFFCTroup30 min
May 31, 7:37 PM EDTSpecial Weather StatementFFCCarroll38 min
May 31, 7:40 PM EDTSpecial Weather StatementFFCCobb, Paulding50 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2014Every severe thunderstorm warning in 2014

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.