Alert archive / Georgia / Special Weather Statements in 2017

Special Weather Statement, NWS Atlanta, GA

August 8, 2017Crawford County, Peach County, Taylor County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 8, 2017, 6:43 PM EDT for Crawford County, Peach County, Taylor County, Georgia. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 8, 2017, 6:43 PM EDT (22:43 UTC)
Expired
Aug 8, 2017, 7:15 PM EDT
In force
32 min
Issued by
NWS Atlanta, GA
Hail
0.25 in
Wind
40

Counties Crawford County, GA, Peach County, GA, Taylor County, GA

The radar

The Robins AFB radar (KJGX), 81 km from the middle of the area, began a volume at 22:43 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.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.7 hours before the alert went out and 81 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 2017-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 93 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 2017-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.193958Sfc1 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
93 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
786 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
124 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted.

674 
WWUS82 KFFC 082243
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
643 PM EDT TUE AUG 8 2017
 
GAZ069-080-081-093-094-082315-
Macon GA-Peach GA-Taylor GA-Upson GA-Crawford GA-
643 PM EDT TUE AUG 8 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN MACON...PEACH...
TAYLOR...SOUTHEASTERN UPSON AND CRAWFORD COUNTIES UNTIL 715 PM EDT...

At 641 PM EDT...a strong thunderstorm was over Fickling Mill, or 7
miles northeast of Butler...moving east at 25 mph.

  HAZARD...Heavy rain...winds up to 40 mph...and pea sized hail 
           
  IMPACT...Expect minor damage to tree limbs and blowing around of 
           light...unsecured objects. Heavy rain may cause temporary 
           street flooding especially in poor drainage areas. 

Some locations in the path of this storm include
Fort Valley, Butler, Roberta, Marshallville, Reynolds, Saint Louis,
Nakomis, Hicks, Potterville, Knoxville, Howard, Lee Pope, Salem,
Horns, Carsonville, Wesley Church and Fickling Mill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. Motorists should
slow down and be prepared for possible loss of control due to
hydroplaning.

LAT...LON 3257 8440 3268 8436 3268 8434 3272 8434
      3274 8429 3275 8429 3276 8430 3276 8433
      3280 8432 3275 8383 3273 8381 3239 8385
TIME...MOT...LOC 2241Z 276DEG 24KT 3265 8418 

HAIL...0.25IN
WIND...40MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 8:00 PM EDTSpecial Weather StatementFFCDooly30 min
Aug 7, 8:06 PM EDTSpecial Weather StatementFFCDawson, Lumpkin39 min
Aug 7, 9:32 PM EDTSpecial Weather StatementFFCMurray43 min
Aug 7, 10:08 PM EDTSpecial Weather StatementFFCFloyd37 min
Aug 7, 10:37 PM EDTSpecial Weather StatementFFCGilmer, Pickens38 min
Aug 7, 11:30 PM EDTSpecial Weather StatementFFCCobb, Paulding45 min
Aug 8, 12:26 AM EDTSpecial Weather StatementFFCBanks, DeKalb, Forsyth, Fulton, Gwinnett, Hall49 min
Aug 8, 1:16 PM EDTSpecial Weather StatementFFCBleckley, Jefferson, Johnson29 min
Aug 8, 1:44 PM EDTSpecial Weather StatementFFCBleckley, Johnson31 min
Aug 8, 7:35 PM EDTAreal Flood WarningFFCCrawford, Taylor6 hr

Nearby

Special Weather Statements in Georgia, 2017Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.