Alert archive / Georgia / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 272, NWS Atlanta, GA

July 7, 20174 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 7, 2017, 5:32 PM EDT for 4 counties in Georgia. It was in force for 43 min. 4 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: Jul 7, 2017, 5:32 PM EDT (21:32 UTC)
Expired: Jul 7, 2017, 6:15 PM EDT
In force: 43 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Greene County, GA, Taliaferro County, GA, Warren County, GA, Wilkes County, GA

The radar

The Robins AFB radar (KJGX), 123 km from the middle of the area, began a volume at 21:34 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
Jul 7, 5:32 PM EDT	TSTM WND DMG	Daniel, GA	A TREE FELL ON BARTRAM CHASE RD NEAR HWY 44
Jul 7, 5:50 PM EDT	TSTM WND DMG	1 Ssw Little River, GA	A TREE WAS BLOWN OVER ON SHARON RD... SOUTH OF WASHINGTON
Jul 7, 5:50 PM EDT	TSTM WND DMG	Ravenwood Park, GA	A TREE WAS BLOWN DOWN ON HILL ST IN WASHINGTON
Jul 7, 5:55 PM EDT	TSTM WND DMG	Sharon, GA	REPORT OF A COUPLE TREES DOWN NEAR A TRAILER PARK ON HWY 47 AND STEPHAN RD

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, 9.5 hours before the alert went out and 169 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: 1391 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 880 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 65 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.8

Open this sounding in Storm Lab

The text

As transmitted.

124 
WUUS52 KFFC 072132
SVRFFC
GAC133-265-301-317-072215-
/O.NEW.KFFC.SV.W.0272.170707T2132Z-170707T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
532 PM EDT FRI JUL 7 2017

The National Weather Service in Peachtree City has issued a

* Severe Thunderstorm Warning for...
  Northwestern Warren County in east central Georgia...
  East central Greene County in east central Georgia...
  Taliaferro County in east central Georgia...
  Southern Wilkes County in east central Georgia...

* Until 615 PM EDT

* At 531 PM EDT, a severe thunderstorm was located over Daniel
  Springs, or 8 miles north of Crawfordville, moving east 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. 

* Locations impacted include...
  Washington, Crawfordville, Norwood, Sharon, Camak, Ficklin, Cadley,
  Lundberg, Robinson, Metasville, Daniel Springs, Aonia, Barnett,
  Rocky Creek Fire Dept., Mesena, Lyneville, Raytown, Alexander
  Stephens Park, Sandy Cross and Carters Grove.

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 3364 8257 3365 8258 3363 8258 3364 8259
      3363 8261 3363 8262 3362 8262 3360 8265
      3346 8259 3342 8259 3359 8305 3370 8302
      3369 8300 3373 8295 3376 8296 3382 8259
      3376 8256
TIME...MOT...LOC 2131Z 281DEG 18KT 3366 8295 

HAIL...1.00IN
WIND...60MPH
 
$$

2 follow-up statements

820 
WWUS52 KFFC 072146
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
546 PM EDT FRI JUL 7 2017

GAC133-072155-
/O.CAN.KFFC.SV.W.0272.000000T0000Z-170707T2215Z/
Greene GA-
546 PM EDT FRI JUL 7 2017

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL GREENE 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 3364 8257 3365 8258 3363 8258 3364 8259
      3363 8261 3363 8262 3362 8262 3360 8265
      3346 8259 3342 8259 3356 8296 3363 8294
      3368 8293 3372 8293 3377 8290 3382 8259
      3376 8256
TIME...MOT...LOC 2145Z 281DEG 18KT 3365 8286 

$$

GAC265-301-317-072215-
/O.CON.KFFC.SV.W.0272.000000T0000Z-170707T2215Z/
Warren GA-Taliaferro GA-Wilkes GA-
546 PM EDT FRI JUL 7 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR NORTHWESTERN WARREN...CENTRAL TALIAFERRO AND SOUTHERN WILKES
COUNTIES...

At 545 PM EDT, a severe thunderstorm was located over Sandy Cross, or
near Crawfordville, moving east 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. 

Locations impacted include...
Washington, Crawfordville, Norwood, Sharon, Camak, Ficklin, Cadley,
Lundberg, Metasville, Aonia, Barnett, Rocky Creek Fire Dept., Mesena,
Lyneville, Raytown, Alexander Stephens Park and Sandy Cross.

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 3364 8257 3365 8258 3363 8258 3364 8259
      3363 8261 3363 8262 3362 8262 3360 8265
      3346 8259 3342 8259 3356 8296 3363 8294
      3368 8293 3372 8293 3377 8290 3382 8259
      3376 8256
TIME...MOT...LOC 2145Z 281DEG 18KT 3365 8286 

HAIL...1.00IN
WIND...60MPH
 
$$

447 
WWUS52 KFFC 072211
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
611 PM EDT FRI JUL 7 2017

GAC265-301-317-072221-
/O.EXP.KFFC.SV.W.0272.000000T0000Z-170707T2215Z/
Warren GA-Taliaferro GA-Wilkes GA-
611 PM EDT FRI JUL 7 2017

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WARREN...CENTRAL
TALIAFERRO AND SOUTHERN WILKES COUNTIES WILL EXPIRE AT 615 PM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning will be allowed to expire.  However gusty winds
are still possible with this thunderstorm.

LAT...LON 3364 8257 3365 8258 3363 8258 3364 8259
      3363 8261 3363 8262 3362 8262 3360 8265
      3346 8259 3342 8259 3356 8296 3363 8294
      3368 8293 3372 8293 3377 8290 3382 8259
      3376 8256
TIME...MOT...LOC 2211Z 281DEG 18KT 3363 8271 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 7, 9:59 AM EDT	Special Weather Statement	FFC	Gilmer	31 min
Jul 7, 1:11 PM EDT	Special Weather Statement	FFC	Wilkes	49 min
Jul 7, 1:29 PM EDT	Special Weather Statement	FFC	Taylor	31 min
Jul 7, 2:15 PM EDT	Special Weather Statement	FFC	Oglethorpe, Wilkes	60 min
Jul 7, 2:36 PM EDT	Special Weather Statement	FFC	Oconee, Oglethorpe	39 min
Jul 7, 2:52 PM EDT	Special Weather Statement	FFC	Gordon	38 min
Jul 7, 3:06 PM EDT	Severe Thunderstorm Warning	FFC	Bartow, Cherokee, Gordon, Pickens	39 min
Jul 7, 3:13 PM EDT	Special Weather Statement	FFC	Walton	32 min
Jul 7, 3:29 PM EDT	Special Weather Statement	FFC	Taliaferro, Wilkes	61 min
Jul 7, 3:41 PM EDT	Special Weather Statement	FFC	Barrow	49 min
Jul 7, 3:47 PM EDT	Special Weather Statement	FFC	Cobb	43 min
Jul 7, 3:51 PM EDT	Severe Thunderstorm Warning	FFC	Bartow, Cherokee, Cobb, Paulding	39 min
Jul 7, 3:58 PM EDT	Special Weather Statement	FFC	Gwinnett	47 min
Jul 7, 4:11 PM EDT	Special Weather Statement	FFC	Jasper	49 min
Jul 7, 4:15 PM EDT	Severe Thunderstorm Warning	FFC	Barrow, Clarke, Jackson, Oconee	26 min
Jul 7, 4:22 PM EDT	Special Weather Statement	FFC	Oconee, Oglethorpe	53 min
Jul 7, 4:29 PM EDT	Special Weather Statement	FFC	Cobb	31 min
Jul 7, 4:37 PM EDT	Severe Thunderstorm Warning	FFC	Clarke, Greene, Oconee, Oglethorpe	53 min
Jul 7, 4:46 PM EDT	Special Weather Statement	FFC	Madison	44 min
Jul 7, 5:10 PM EDT	Special Weather Statement	FFC	Rockdale	50 min
Jul 7, 5:23 PM EDT	Special Weather Statement	FFC	Pike	52 min
Jul 7, 5:24 PM EDT	Special Weather Statement	FFC	Troup	51 min
Jul 7, 5:36 PM EDT	Special Weather Statement	FFC	Butts	39 min
Jul 7, 5:52 PM EDT	Special Weather Statement	FFC	Harris	38 min
Jul 7, 5:53 PM EDT	Special Weather Statement	FFC	Morgan	52 min
Jul 7, 6:07 PM EDT	Severe Thunderstorm Warning	FFC	Butts, Jasper	38 min
Jul 7, 6:11 PM EDT	Special Weather Statement	FFC	Jefferson	49 min
Jul 7, 6:23 PM EDT	Special Weather Statement	FFC	Fayette	52 min
Jul 7, 6:31 PM EDT	Special Weather Statement	FFC	Paulding	44 min
Jul 7, 6:33 PM EDT	Special Weather Statement	FFC	Talbot	42 min
Jul 7, 6:36 PM EDT	Severe Thunderstorm Warning	FFC	Jasper, Morgan, Newton, Putnam	39 min
Jul 7, 6:44 PM EDT	Special Weather Statement	FFC	Oglethorpe	31 min
Jul 7, 6:50 PM EDT	Special Weather Statement	FFC	Jasper	25 min
Jul 7, 6:56 PM EDT	Severe Thunderstorm Warning	FFC	Jasper, Jones, Putnam	49 min
Jul 7, 7:01 PM EDT	Special Weather Statement	FFC	Fayette	29 min
Jul 7, 7:03 PM EDT	Special Weather Statement	FFC	Newton	27 min
Jul 7, 7:04 PM EDT	Special Weather Statement	FFC	Stewart	26 min
Jul 7, 7:05 PM EDT	Special Weather Statement	FFC	Stewart	25 min
Jul 7, 7:13 PM EDT	Special Weather Statement	FFC	Newton	32 min
Jul 7, 7:31 PM EDT	Special Weather Statement	FFC	Jefferson	44 min
Jul 7, 7:37 PM EDT	Special Weather Statement	FFC	Chattahoochee	23 min
Jul 7, 7:39 PM EDT	Special Weather Statement	FFC	Fulton	36 min
Jul 7, 7:56 PM EDT	Special Weather Statement	FFC	Marion	34 min
Jul 7, 7:58 PM EDT	Special Weather Statement	FFC	Heard	32 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2017 Every severe thunderstorm warning in 2017

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.