Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Columbia, SC

June 12, 2021Richmond County, Georgia

NWS Columbia, SC issued this special weather statement at Jun 12, 2021, 3:20 PM EDT for Richmond County, Georgia. It was in force for 25 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 12, 2021, 3:20 PM EDT (19:20 UTC)
Expired
Jun 12, 2021, 3:45 PM EDT
In force
25 min
Issued by
NWS Columbia, SC

County Richmond County, GA

The radar

The Charleston,SC radar (KCLX), 114 km from the middle of the area, began a volume at 19:22 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

Charleston AFB, SC (KCHS), launched 12:00Z, 7.3 hours before the alert went out and 194 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, Charleston AFB, SC at 12:00Z on 2021-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 313 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, Charleston AFB, SC at 12:00Z on 2021-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 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
313 J/kg
Mixed-layer CIN
-83 J/kg
Mixed-layer LCL
790 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
-20 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

644 
WWUS82 KCAE 121920
SPSCAE

Special Weather Statement
National Weather Service Columbia SC
320 PM EDT Sat Jun 12 2021
 
GAZ065-077-121945-
Burke GA-Richmond GA-
320 PM EDT Sat Jun 12 2021

...Strong Thunderstorms Will Impact Portions of north central Burke
and southeastern Richmond Counties Until 345 PM EDT....

At 319 PM EDT...National Weather Service doppler radar indicated a
strong thunderstorm near Hephzibah, or 11 miles southeast of Fort
Gordon, moving southeast at 20 mph.

  HAZARD...strong winds 40 to 50 mph, pea sized hail and excessive 
           cloud to ground lightning.

  IMPACT...expect minor damage to tree limbs and blowing around of 
           light, unsecured objects. Minor hail damage to plants, 
           trees and crops is possible. Damage to windshields is 
           unlikely. All outdoor activities should cease. Move 
           indoors immediately.

Some locations in the path of this storm include...
Waynesboro, Hephzibah, McBean, Ellwood and Bennock Mill. 

Move indoors immediately.  Excessive cloud to ground lightning is
occurring with this storm. If you can hear thunder, you are close
enough to be struck by lightning.

LAT...LON 3328 8219 3337 8200 3320 8181 3310 8203
TIME...MOT...LOC 1919Z 329DEG 17KT 3327 8206 

$$

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 11, 8:40 PM EDTSpecial Weather StatementCAERichland35 min
Jun 12, 1:36 PM EDTSpecial Weather StatementCAEOrangeburg24 min
Jun 12, 1:43 PM EDTSevere Thunderstorm WarningCAEOrangeburg47 min
Jun 12, 2:04 PM EDTSpecial Weather StatementCAEMcCormick56 min
Jun 12, 2:21 PM EDTSevere Thunderstorm WarningCAENewberry39 min
Jun 12, 2:53 PM EDTSpecial Weather StatementCAEEdgefield52 min
Jun 12, 3:28 PM EDTSpecial Weather StatementCAELexington32 min
Jun 12, 3:34 PM EDTSevere Thunderstorm WarningCAEFairfield, Lexington, Newberry, Richland26 min
Jun 12, 4:40 PM EDTSpecial Weather StatementCAECalhoun35 min
Jun 12, 5:08 PM EDTSpecial Weather StatementCAECalhoun, Orangeburg37 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.