Alert archive / Georgia / Special Weather Statements in 2020

Special Weather Statement, NWS Atlanta, GA

June 25, 2020Heard County, Georgia

NWS Atlanta, GA issued this special weather statement at Jun 25, 2020, 11:46 PM EDT for Heard County, Georgia. It was in force for 44 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 25, 2020, 11:46 PM EDT (03:46 UTC)
Expired: Jun 26, 2020, 12:30 AM EDT
In force: 44 min
Issued by: NWS Atlanta, GA
Wind: 40

County Heard County, GA

The radar

The Atlanta radar (KFFC), 40 km from the middle of the area, began a volume at 03:49 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 00:00Z, 3.8 hours before the alert went out and 47 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 512 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 864 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 100 m²/s²
0-3 km storm-relative helicity: 154 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 3.2

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Atlanta, GA wrote its last area forecast discussion before this special weather statement went out at Jun 25, 10:53 PM EDT, 53 minutes earlier.

Area forecast discussion, Jun 25, 10:53 PM EDT, 53 minutes before

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Hazardous weather outlook, Jun 25, 10:55 PM EDT, 51 minutes before

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In the hours before

Special weather statement, Jun 25, 8:13 PM EDT, 3 hours 33 minutes before

Special Weather Statement
National Weather Service Peachtree City GA
813 PM EDT Thu Jun 25 2020

GAZ090-102-260045-
Chattahoochee GA-Stewart GA-
813 PM EDT Thu Jun 25 2020

...SIGNIFICANT WEATHER ADVISORY FOR CHATTAHOOCHEE AND NORTHERN
STEWART COUNTIES UNTIL 845 PM EDT...

At 813 PM EDT...a strong thunderstorm was near Fort Mitchell Activity
Center, or 9 miles west of Cusseta...moving east at 25 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
Cusseta, Fort Benning/lawson Army Air Fld, Christopher,
Jamestown/south Fort Benning, Brooklyn, Renfroe, Louvale and Manta.

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 3217 8502 3220 8496 3221 8498 3222 8498
      3222 8493 3224 8491 3225 8492 3226 8489
      3230 8494 3233 8501 3234 8501 3236 8498
      3243 8466 3223 8466 3222 8464 3219 8464
      3218 8463 3216 8464 3215 8502
TIME...MOT...LOC 0013Z 262DEG 23KT 3229 8494

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

Special weather statement, Jun 25, 8:23 PM EDT, 3 hours 23 minutes before

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Special weather statement, Jun 25, 8:44 PM EDT, 3 hours 2 minutes before

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Special weather statement, Jun 25, 8:51 PM EDT, 2 hours 55 minutes before

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Special weather statement, Jun 25, 11:23 PM EDT, 23 minutes before

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Special weather statement, Jun 25, 11:46 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 8:12 PM EDT	Special Weather Statement	FFC	Pulaski	33 min
Jun 25, 8:13 PM EDT	Special Weather Statement	FFC	Chattahoochee	32 min
Jun 25, 8:23 PM EDT	Special Weather Statement	FFC	Dooly	22 min
Jun 25, 8:44 PM EDT	Special Weather Statement	FFC	Wilcox	31 min
Jun 25, 8:51 PM EDT	Special Weather Statement	FFC	Crisp	24 min
Jun 25, 11:23 PM EDT	Special Weather Statement	FFC	Carroll	67 min
Jun 25, 11:58 PM EDT	Special Weather Statement	FFC	Haralson, Paulding, Polk	47 min
Jun 26, 12:16 AM EDT	Special Weather Statement	FFC	Coweta, Douglas, Fayette	44 min
Jun 26, 1:08 AM EDT	Special Weather Statement	FFC	Butts, Henry, Jasper, Lamar, Monroe, Newton and 2 more	52 min

Nearby

Special Weather Statements in Georgia, 2020 Every special weather statement in 2020

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.