Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

August 22, 2021Toombs County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 22, 2021, 4:10 PM EDT for Toombs County, Georgia. It was in force for 20 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 22, 2021, 4:10 PM EDT (20:10 UTC)
Expired
Aug 22, 2021, 4:30 PM EDT
In force
20 min
Issued by
NWS Atlanta, GA
Wind
40

County Toombs County, GA

The radar

The Robins AFB radar (KJGX), 122 km from the middle of the area, began a volume at 20:10 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 12:00Z, 8.2 hours before the alert went out and 175 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 12:00Z on 2021-08-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 772 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 12:00Z on 2021-08-22The 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
772 J/kg
Mixed-layer CIN
-60 J/kg
Mixed-layer LCL
840 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
61 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

028 
WWUS82 KFFC 222010
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
410 PM EDT Sun Aug 22 2021
 
GAZ112-113-222030-
Toombs GA-Montgomery GA-
410 PM EDT Sun Aug 22 2021

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF SOUTHERN TOOMBS AND
SOUTHEASTERN MONTGOMERY COUNTIES THROUGH 430 PM EDT...

At 409 PM EDT...a strong thunderstorm was over Cedar Crossing, or 7
miles northwest of Plant Hatch...moving east at 25 mph.

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

SOURCE...Radar indicated.

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
Uvalda, Alston, South Thompson, English Eddy, Center, Toombs Central,
New Branch, Grays Landing, Rock Springs, Cedar Crossing, Johnson
Corner and McNatt Falls.

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 3193 8226 3194 8228 3193 8230 3195 8231
      3193 8231 3194 8238 3196 8238 3195 8239
      3197 8244 3197 8248 3196 8250 3195 8248
      3195 8249 3196 8254 3216 8247 3212 8220
      3192 8223 3191 8225
TIME...MOT...LOC 2009Z 287DEG 20KT 3201 8243 

MAX HAIL SIZE...
MAX WIND GUST...40MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 22, 3:00 PM EDTSpecial Weather StatementFFCClayton, DeKalb, Douglas30 min
Aug 22, 5:21 PM EDTSpecial Weather StatementFFCGreene, Jasper, Putnam, Taliaferro, Wilkes24 min
Aug 22, 5:52 PM EDTSpecial Weather StatementFFCTaliaferro, Warren23 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.