Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

June 7, 2021Gilmer County, Georgia

NWS Atlanta, GA issued this special weather statement at Jun 7, 2021, 6:32 PM EDT for Gilmer County, Georgia. It was in force for 28 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 7, 2021, 6:32 PM EDT (22:32 UTC)
Expired
Jun 7, 2021, 7:00 PM EDT
In force
28 min
Issued by
NWS Atlanta, GA
Wind
40

County Gilmer County, GA

The radar

The Atlanta radar (KFFC), 141 km from the middle of the area, began a volume at 22:33 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, 10.5 hours before the alert went out and 139 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 2021-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 590 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 2021-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 109 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
590 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
628 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
109 m²/s²
0-3 km storm-relative helicity
127 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.1

Open this sounding in Storm Lab

The text

As transmitted.

268 
WWUS82 KFFC 072232
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
632 PM EDT Mon Jun 7 2021
 
GAZ007-013-072300-
Gilmer GA-Pickens GA-
632 PM EDT Mon Jun 7 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN GILMER AND NORTHWESTERN
PICKENS COUNTIES UNTIL 700 PM EDT...

At 632 PM EDT...a strong thunderstorm was over Talona, or 7 miles
northwest of Jasper...moving northeast at 20 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
Jasper, Ellijay, East Ellijay, Talking Rock, Sequoyah Lake, Talona,
Cartecay, Pisgah, Blaine, Roy and Hinton.

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 3473 8428 3469 8425 3467 8425 3467 8424
      3461 8420 3460 8422 3460 8425 3458 8426
      3457 8428 3458 8431 3458 8433 3457 8435
      3454 8434 3443 8455 3449 8464 3479 8444
TIME...MOT...LOC 2232Z 218DEG 18KT 3456 8450 

WIND...40MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 8:06 PM EDTSpecial Weather StatementFFCJones24 min
Jun 6, 9:16 PM EDTSpecial Weather StatementFFCOconee29 min
Jun 6, 9:30 PM EDTSevere Thunderstorm WarningFFCClarke, Oconee, Walton30 min
Jun 6, 9:53 PM EDTSpecial Weather StatementFFCClarke, Jackson37 min
Jun 7, 3:11 PM EDTSpecial Weather StatementFFCHouston34 min
Jun 7, 3:44 PM EDTSpecial Weather StatementFFCBibb31 min
Jun 7, 3:52 PM EDTSpecial Weather StatementFFCCoweta23 min
Jun 7, 4:04 PM EDTSpecial Weather StatementFFCJohnson26 min
Jun 7, 4:30 PM EDTSpecial Weather StatementFFCBibb45 min
Jun 7, 5:06 PM EDTSpecial Weather StatementFFCMontgomery, Toombs39 min
Jun 7, 5:45 PM EDTSpecial Weather StatementFFCClarke, Oconee45 min
Jun 7, 6:06 PM EDTSpecial Weather StatementFFCJefferson24 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.