Alert archive / Georgia / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 211, NWS Atlanta, GA

June 25, 2007White County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 25, 2007, 1:49 PM EDT for White County, Georgia. It was in force for 56 min. 5 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 25, 2007, 1:49 PM EDT (17:49 UTC)
Expired: Jun 25, 2007, 2:45 PM EDT
In force: 56 min
Issued by: NWS Atlanta, GA
Area: Counties, with a storm outline in the text

County White County, GA

The radar

The Greer radar (KGSP), 143 km from the middle of the area, began a volume at 17:49 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

Time	Report	Where	Remark
Jun 25, 2:05 PM EDT	TSTM WND GST 60	3 Nw Cleveland, GA	EMA MANAGER RECEIVED REPORT OF NICKEL SIZED HAIL, 60 MPH WINDS, AND DOWNED TREE LIMBS AT INTERSECTION OF HWY 75A AND HWY 129.
Jun 25, 2:05 PM EDT	HAIL 0.25	3 Nw Cleveland, GA	EMA MANAGER REPORTED NICKEL SIZED HAIL AND 60 MPH WINDS AT INTERSECTION OF HWY. 75A AND HWY. 129. NUMEROUS TREE LIMBS DOWN ON ROADWAY.
Jun 25, 2:05 PM EDT	HAIL 0.88	3 Nw Cleveland, GA	EMA MANAGER RECEIVED REPORT OF NICKEL SIZED HAIL, 60 MPH WINDS, AND DOWNED TREE LIMBS AT INTERSECTION OF HWY 75A AND HWY 129.
Jun 25, 2:20 PM EDT	HAIL 0.25	Helen, GA
Jun 25, 2:40 PM EDT	TSTM WND DMG	Helen, GA	REPORTED AT LEAST FOUR TREES DOWN...TWO ON BUILDINGS AND ONE ON A TRUCK IN THE NORTHERN PORTION OF THE 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, 5.8 hours before the alert went out and 159 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 238 J/kg
Mixed-layer CIN: -141 J/kg
Mixed-layer LCL: 1536 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 32 m²/s²
0-3 km storm-relative helicity: 63 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.

000 
WUUS52 KFFC 251749
SVRFFC
GAC311-251845-
/O.NEW.KFFC.SV.W.0211.070625T1749Z-070625T1845Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
149 PM EDT MON JUN 25 2007

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WHITE COUNTY IN NORTHEAST GEORGIA

* UNTIL 245 PM EDT

* AT 146 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH.  THIS STORM WAS LOCATED NEAR
  CLEVELAND...MOVING NORTHEAST AT 10 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  LEAF...UNICOI STATE PARK AND SAUTEE.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT 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.

LAT...LON 3469 8385 3452 8384 3453 8363 3480 8364
      3478 8380

$$

1 follow-up statement

000 
WWUS52 KFFC 251817
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
215 PM EDT MON JUN 25 2007

GAC311-251845-
/O.CON.KFFC.SV.W.0211.000000T0000Z-070625T1845Z/
WHITE GA-
215 PM EDT MON JUN 25 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EDT 
FOR WHITE COUNTY...

AT 212 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND PUBLIC 
REPORTS CONTINUED TO INDICATE A SEVERE THUNDERSTORM PRODUCING PENNY 
SIZE HAIL AND DAMAGING WINDS. THIS STORM WAS LOCATED NEAR 
NACOOCHEE...MOVING NORTHEAST AT 10 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ROBERTSTOWN...HELEN...UNICOI STATE PARK AND SAUTEE.

THIS STORM HAS A HISTORY OF PRODUCING LARGE DAMAGING HAIL. SEEK 
SHELTER INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER 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.

LAT...LON 3469 8385 3460 8379 3459 8363 3480 8364
      3478 8380

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 1:03 PM EDT	Severe Thunderstorm Warning	FFC	Fannin	27 min
Jun 25, 3:00 PM EDT	Severe Thunderstorm Warning	FFC	Hall	60 min
Jun 25, 3:05 PM EDT	Severe Thunderstorm Warning	FFC	Jackson	40 min
Jun 25, 3:14 PM EDT	Severe Thunderstorm Warning	FFC	Gwinnett	46 min
Jun 25, 3:19 PM EDT	Severe Thunderstorm Warning	FFC	Jasper	26 min
Jun 25, 3:36 PM EDT	Severe Thunderstorm Warning	FFC	Banks	39 min
Jun 25, 3:51 PM EDT	Severe Thunderstorm Warning	FFC	Sumter	24 min
Jun 25, 3:51 PM EDT	Severe Thunderstorm Warning	FFC	Madison	54 min
Jun 25, 4:23 PM EDT	Severe Thunderstorm Warning	FFC	Cherokee, Forsyth	41 min
Jun 25, 4:55 PM EDT	Severe Thunderstorm Warning	FFC	Bartow	35 min
Jun 25, 5:19 PM EDT	Severe Thunderstorm Warning	FFC	Fayette	26 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2007 Every severe thunderstorm warning in 2007

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.