Alert archive / Georgia / Special Weather Statements in 2017

Special Weather Statement, NWS Atlanta, GA

August 4, 2017Talbot County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 4, 2017, 8:23 PM EDT for Talbot County, Georgia. It was in force for 67 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 4, 2017, 8:23 PM EDT (00:23 UTC)
Expired
Aug 4, 2017, 9:30 PM EDT
In force
67 min
Issued by
NWS Atlanta, GA

County Talbot County, GA

The radar

The Atlanta radar (KFFC), 83 km from the middle of the area, began a volume at 00:25 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 00:00Z, 0.4 hours before the alert went out and 84 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 00:00Z on 2017-08-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 845 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2017-08-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 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
845 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1238 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

314 
WWUS82 KFFC 050023
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
823 PM EDT FRI AUG 4 2017
 
GAZ069-078>080-050130-
Harris GA-Taylor GA-Upson GA-Talbot GA-
823 PM EDT FRI AUG 4 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN HARRIS...
NORTHWESTERN TAYLOR...WESTERN UPSON AND TALBOT COUNTIES UNTIL 930 PM
EDT...

At 823 PM EDT...a strong thunderstorm was over Olive Branch, or near
Talbotton...moving east at 20 mph.

  HAZARD...Heavy rain. 

  IMPACT...Heavy rain may cause temporary street flooding especially 
           in poor drainage areas. 

Some locations in the path of this storm include
Talbotton, Woodland, Junction City, Geneva, Sunset Village,
Baldwinville, Baughville, Olive Branch, Po Biddy Crossroads, Sprewell
Bluff State Park, Pleasant Hill, Howard, Sunnyside, Prattsburg, Big
Lazer Creek Wma and Wesley Church.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should slow down and be prepared for possible loss of
control due to hydroplaning.

LAT...LON 3292 8438 3255 8430 3255 8445 3256 8445
      3256 8449 3255 8449 3254 8451 3255 8454
      3254 8454 3254 8468 3256 8467 3256 8469
      3258 8469 3259 8470 3275 8472
TIME...MOT...LOC 0023Z 253DEG 16KT 3269 8461 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 4, 8:22 PM EDTSpecial Weather StatementFFCBibb53 min
Aug 4, 8:27 PM EDTSevere Thunderstorm WarningFFCCatoosa, Dade, Walker, Whitfield48 min
Aug 4, 8:37 PM EDTSevere Thunderstorm WarningFFCBaldwin, Twiggs, Wilkinson38 min
Aug 4, 8:40 PM EDTFlash Flood WarningFFCBibb6 hr
Aug 4, 8:42 PM EDTSpecial Weather StatementFFCJackson48 min
Aug 4, 8:53 PM EDTTornado WarningFFCWilkinson52 min
Aug 4, 8:59 PM EDTSpecial Weather StatementFFCTowns, Union46 min
Aug 4, 9:36 PM EDTSpecial Weather StatementFFCWashington39 min
Aug 4, 9:42 PM EDTSpecial Weather StatementFFCBarrow, Jackson48 min
Aug 4, 9:57 PM EDTSpecial Weather StatementFFCWhitfield48 min
Aug 5, 12:46 AM EDTSpecial Weather StatementFFCCoweta, Fayette44 min
Aug 5, 7:33 PM EDTSpecial Weather StatementFFCHancock42 min

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.