Alert archive / Georgia / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 28, NWS Atlanta, GA

April 22, 2016Cherokee County, Pickens County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 22, 2016, 7:59 PM EDT for Cherokee County, Pickens County, Georgia. It was in force for 31 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
Apr 22, 2016, 7:59 PM EDT (23:59 UTC)
Expired
Apr 22, 2016, 8:30 PM EDT
In force
31 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Hail
0.88 in
Wind
60.0 mph

Counties Cherokee County, GA, Pickens County, GA

The radar

The Atlanta radar (KFFC), 125 km from the middle of the area, began a volume at 00:00 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
Apr 22, 8:05 PM EDTHAIL 0.881 Se Jasper, GAEMERGENCY MANAGER RECEIVED REPORT OF NICKEL SIZE HAIL ON HENDERSON MOUNTAIN ROAD OFF OF HIGHWAY 108. DURATION WAS APPROXIMATELY TEN MINUTES.

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, 12.0 hours before the alert went out and 261 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 2016-04-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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, Birmingham, AL at 12:00Z on 2016-04-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 121 square meters per square second.19395878Sfc1 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
899 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
121 m²/s²
0-3 km storm-relative helicity
78 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

516 
WUUS52 KFFC 222359
SVRFFC
GAC057-227-230030-
/O.NEW.KFFC.SV.W.0028.160422T2359Z-160423T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
759 PM EDT FRI APR 22 2016

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  PICKENS COUNTY IN NORTH CENTRAL GEORGIA...
  NORTHEASTERN CHEROKEE COUNTY IN NORTH CENTRAL GEORGIA...

* UNTIL 830 PM EDT

* AT 759 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR TALKING ROCK...
  OR NEAR JASPER...MOVING SOUTHEAST AT 40 MPH.

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

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  JASPER...BALL GROUND...NELSON...TALKING ROCK...FREE HOME...LATHEMTOWN...
  LAKE TAMARACK...HOLBROOK...TALMADGE...TATE...MARBLEHILL...HINTON...BLAINE
  AND REAVIS MOUNTAIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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 3455 8450 3455 8448 3456 8448 3449 8433
      3447 8432 3446 8426 3419 8426 3442 8465
      3456 8451
TIME...MOT...LOC 2359Z 302DEG 33KT 3446 8449 

HAIL...0.88IN
WIND...60MPH
 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 22, 5:42 PM EDTSpecial Weather StatementFFCMurray, Whitfield33 min
Apr 22, 6:19 PM EDTSpecial Weather StatementFFCFannin, Murray41 min
Apr 22, 7:01 PM EDTSpecial Weather StatementFFCFannin, Gilmer, Gordon44 min
Apr 22, 7:13 PM EDTSevere Thunderstorm WarningFFCGilmer25 min
Apr 22, 7:26 PM EDTSpecial Weather StatementFFCDawson34 min
Apr 22, 7:41 PM EDTSpecial Weather StatementFFCGordon, Pickens34 min

Nearby

Severe Thunderstorm Warnings in Georgia, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.