Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

August 2, 2021Chattahoochee County, Muscogee County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 2, 2021, 5:21 PM EDT for Chattahoochee County, Muscogee County, Georgia. It was in force for 39 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 2, 2021, 5:21 PM EDT (21:21 UTC)
Expired
Aug 2, 2021, 6:00 PM EDT
In force
39 min
Issued by
NWS Atlanta, GA
Wind
40

Counties Chattahoochee County, GA, Muscogee County, GA

The radar

The Maxwell AFB radar (KMXX), 86 km from the middle of the area, began a volume at 21:24 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, 9.4 hours before the alert went out and 121 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 2021-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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 2021-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 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
4 J/kg
Mixed-layer CIN
-223 J/kg
Mixed-layer LCL
1149 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

367 
WWUS82 KFFC 022121
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
521 PM EDT Mon Aug 2 2021
 
GAZ089-090-022200-
Chattahoochee GA-Muscogee GA-
521 PM EDT Mon Aug 2 2021

...SIGNIFICANT WEATHER ADVISORY FOR CHATTAHOOCHEE AND MUSCOGEE
COUNTIES UNTIL 600 PM EDT...

At 521 PM EDT...a strong thunderstorm was over Fort Mitchell, or 7
miles south of Phenix City...moving east at 15 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 this storm include
Columbus, Cusseta, North Fort Benning, Bibb City, Upatoi, Fort
Benning/lawson Army Air Fld, Vista Terrace, Columbus Metropolitan
Airport, Jamestown/south Fort Benning, Rose Hill, Manta, Eelbeck/West
Fort Benning, Benning Hills, Avondale, Benning Park, Saint Marys
Hills, Edgewood, Highland Park, Christopher and Sand Hill.

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 3223 8482 3223 8492 3224 8491 3225 8492
      3226 8489 3230 8494 3232 8498 3237 8499
      3238 8497 3239 8499 3239 8497 3241 8498
      3243 8496 3245 8499 3251 8500 3258 8469
      3224 8466 3223 8480 3222 8481
TIME...MOT...LOC 2121Z 253DEG 13KT 3236 8503 

WIND...40MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 8:10 PM EDTSpecial Weather StatementFFCEmanuel50 min
Aug 1, 8:29 PM EDTSpecial Weather StatementFFCSumter46 min
Aug 1, 9:16 PM EDTSpecial Weather StatementFFCCrisp, Dooly, Wilcox44 min
Aug 2, 3:11 PM EDTSpecial Weather StatementFFCSumter, Webster49 min
Aug 2, 3:53 PM EDTSpecial Weather StatementFFCPulaski52 min
Aug 2, 4:18 PM EDTSpecial Weather StatementFFCStewart42 min
Aug 2, 4:59 PM EDTSpecial Weather StatementFFCDodge46 min
Aug 2, 5:16 PM EDTSpecial Weather StatementFFCCrisp44 min
Aug 2, 5:27 PM EDTSpecial Weather StatementFFCWilcox48 min
Aug 2, 5:34 PM EDTSpecial Weather StatementFFCWheeler41 min
Aug 2, 6:05 PM EDTSpecial Weather StatementFFCTaylor40 min
Aug 2, 6:31 PM EDTSpecial Weather StatementFFCMontgomery44 min
Aug 2, 6:40 PM EDTSpecial Weather StatementFFCLaurens50 min
Aug 2, 7:29 PM EDTSpecial Weather StatementFFCTreutlen31 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.