Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

June 29, 2021Montgomery County, Georgia

NWS Atlanta, GA issued this special weather statement at Jun 29, 2021, 4:19 PM EDT for Montgomery County, Georgia. It was in force for 26 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
Jun 29, 2021, 4:19 PM EDT (20:19 UTC)
Expired
Jun 29, 2021, 4:45 PM EDT
In force
26 min
Issued by
NWS Atlanta, GA
Hail
0.25 in
Wind
40

County Montgomery County, GA

The radar

The Robins AFB radar (KJGX), 109 km from the middle of the area, began a volume at 20:18 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, 8.3 hours before the alert went out and 184 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 2021-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1821 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 2021-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 76 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
1821 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
617 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
76 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

As transmitted.

628 
WWUS82 KFFC 292019
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
419 PM EDT Tue Jun 29 2021
 
GAZ111>113-292045-
Toombs GA-Wheeler GA-Montgomery GA-
419 PM EDT Tue Jun 29 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN TOOMBS...
SOUTHEASTERN WHEELER AND SOUTHERN MONTGOMERY COUNTIES UNTIL 445 PM
EDT...

At 418 PM EDT...a strong thunderstorm was over Cedar Crossing, or 8
miles northwest of Plant Hatch...moving west at 15 mph.

  HAZARD...Up to 40 mph wind...pea sized hail and frequent cloud to 
           ground lightning.

  IMPACT...Expect minor damage to tree limbs and blowing around of 
           light...unsecured objects.

Some locations in the path of this storm include
Uvalda, Alston, Grays Landing, Cedar Crossing, Jordan, Charlotteville
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.

LAT...LON 3197 8244 3196 8245 3197 8248 3199 8266
      3208 8268 3213 8260 3205 8238 3196 8241
TIME...MOT...LOC 2018Z 104DEG 15KT 3202 8244 

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

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 12:37 AM EDTSpecial Weather StatementFFCMeriwether23 min
Jun 29, 12:39 AM EDTSpecial Weather StatementFFCTalbot36 min
Jun 29, 1:00 AM EDTSpecial Weather StatementFFCButts, Jasper, Putnam30 min
Jun 29, 1:06 AM EDTSpecial Weather StatementFFCTroup24 min
Jun 29, 1:19 AM EDTSpecial Weather StatementFFCHarris26 min
Jun 29, 1:38 AM EDTSpecial Weather StatementFFCButts, Henry, Jasper, Newton, Spalding37 min
Jun 29, 3:01 AM EDTSpecial Weather StatementFFCHeard, Meriwether, Troup29 min
Jun 29, 5:30 PM EDTSpecial Weather StatementFFCWheeler30 min
Jun 29, 6:26 PM EDTSpecial Weather StatementFFCDodge, Wilcox34 min
Jun 29, 6:31 PM EDTSpecial Weather StatementFFCLaurens29 min
Jun 29, 6:33 PM EDTSpecial Weather StatementFFCWheeler27 min
Jun 29, 7:03 PM EDTSpecial Weather StatementFFCBleckley, Pulaski27 min
Jun 29, 7:08 PM EDTSpecial Weather StatementFFCJohnson37 min
Jun 29, 7:30 PM EDTSpecial Weather StatementFFCPulaski30 min
Jun 29, 7:56 PM EDTSpecial Weather StatementFFCDodge34 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.