Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

July 31, 20214 counties in Georgia

NWS Atlanta, GA issued this special weather statement at Jul 31, 2021, 8:06 PM EDT for 4 counties in Georgia. It was in force for 24 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
Jul 31, 2021, 8:06 PM EDT (00:06 UTC)
Expired
Jul 31, 2021, 8:30 PM EDT
In force
24 min
Issued by
NWS Atlanta, GA
Wind
40

Counties Montgomery County, GA, Telfair County, GA, Toombs County, GA, Wheeler County, GA

The radar

The Robins AFB radar (KJGX), 96 km from the middle of the area, began a volume at 00:05 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

Jacksonville, FL (KJAX), launched 00:00Z, 0.1 hours before the alert went out and 192 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, Jacksonville, FL at 00:00Z on 2021-08-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1917 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, Jacksonville, FL at 00:00Z on 2021-08-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.1939Sfc1 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
1917 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
1320 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
8 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

336 
WWUS82 KFFC 010006
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
806 PM EDT Sat Jul 31 2021
 
GAZ086-108>113-010030-
Toombs GA-Wheeler GA-Telfair GA-Emanuel GA-Wilcox GA-Montgomery GA-
Dodge GA-
806 PM EDT Sat Jul 31 2021

...SIGNIFICANT WEATHER ADVISORY FOR TOOMBS...WHEELER...TELFAIR...
SOUTHERN EMANUEL...SOUTHEASTERN WILCOX...MONTGOMERY AND SOUTHERN
DODGE COUNTIES UNTIL 830 PM EDT...

At 806 PM EDT...a line of strong thunderstorms was along a line
extending from near Oak Park to near Antioch Church...and moving
southeast at 10 mph.

  HAZARD...Up to 40 mph wind...frequent cloud to ground lightning 
           and heavy rain.

  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 these storms include
McRae, Lyons, Alamo, Mount Vernon, Vidalia, Helena, Lumber City,
Glenwood, Milan, Uvalda, Oak Park, Ailey, Rhine, Scotland, Higgston,
Santa Claus, Alston, Jacksonville, Towns and Ohoopee.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning. Motorists
should slow down and be prepared for possible loss of control due to
hydroplaning.

LAT...LON 3181 8314 3185 8318 3185 8348 3188 8351
      3238 8223 3235 8225 3217 8218 3202 8223
      3196 8242 3196 8257 3193 8259 3192 8268
      3184 8279 3178 8300
TIME...MOT...LOC 0006Z 298DEG 9KT 3229 8225 3188 8336 

WIND...40MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 8:30 PM EDTSpecial Weather StatementFFCMontgomery, Telfair, Toombs, Wheeler30 min
Aug 1, 1:55 AM EDTSpecial Weather StatementFFCDade50 min
Aug 1, 2:19 AM EDTSpecial Weather StatementFFCCobb, Fulton26 min
Aug 1, 2:46 AM EDTSpecial Weather StatementFFCDeKalb, Fulton29 min
Aug 1, 3:24 AM EDTSpecial Weather StatementFFCDeKalb, Henry, Rockdale51 min
Aug 1, 3:29 AM EDTHeat AdvisoryFFCBibb, Bleckley, Crisp, Dodge, Dooly, Emanuel and 14 more17 hr
Aug 1, 4:16 AM EDTSpecial Weather StatementFFCHenry29 min
Aug 1, 4:39 PM EDTSpecial Weather StatementFFCTroup51 min
Aug 1, 5:39 PM EDTSpecial Weather StatementFFCCrawford, Peach, Talbot, Taylor51 min
Aug 1, 6:30 PM EDTSpecial Weather StatementFFCHouston, Peach45 min
Aug 1, 6:54 PM EDTSevere Thunderstorm WarningFFCDooly, Houston, Macon36 min
Aug 1, 7:06 PM EDTSpecial Weather StatementFFCChattahoochee, Muscogee39 min
Aug 1, 7:29 PM EDTSpecial Weather StatementFFCPulaski31 min
Aug 1, 7:39 PM EDTSpecial Weather StatementFFCTreutlen36 min
Aug 1, 7:41 PM EDTSpecial Weather StatementFFCCrisp49 min
Aug 1, 7:44 PM EDTSpecial Weather StatementFFCMarion, Schley46 min

Nearby

Special Weather Statements in Georgia, 2021Every special weather statement in 2021

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.