Alert archive / Georgia / Special Weather Statements in 2017

Special Weather Statement, NWS Atlanta, GA

June 30, 2017Bleckley County, Georgia

NWS Atlanta, GA issued this special weather statement at Jun 30, 2017, 2:48 PM EDT for Bleckley County, Georgia. It was in force for 27 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 30, 2017, 2:48 PM EDT (18:48 UTC)
Expired: Jun 30, 2017, 3:15 PM EDT
In force: 27 min
Issued by: NWS Atlanta, GA
Wind: 40

County Bleckley County, GA

The radar

The Robins AFB radar (KJGX), 42 km from the middle of the area, began a volume at 18:48 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, 6.8 hours before the alert went out and 152 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: 449 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 490 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 18 m²/s²
0-3 km storm-relative helicity: 67 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 30, 2:17 PM EDT, 31 minutes earlier.

Area forecast discussion, Jun 30, 2:17 PM EDT, 31 minutes before

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Hazardous weather outlook, Jun 30, 9:15 AM EDT, 5 hours 33 minutes before

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In the hours before

Special weather statement, Jun 30, 2:48 PM EDT, 0 minutes before

Special Weather Statement
National Weather Service Peachtree City GA
248 PM EDT FRI JUN 30 2017

GAZ096-107-109-301915-
Bleckley GA-Dodge GA-Pulaski GA-
248 PM EDT FRI JUN 30 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN BLECKLEY...
NORTHWESTERN DODGE AND NORTHERN PULASKI COUNTIES UNTIL 315 PM EDT...

At 248 PM EDT...a strong thunderstorm was near Hawkinsville...moving
east at 30 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
Cochran, Hawkinsville, Dubois, Ocmulgee Public Fishing Area, Paulk,
Empire, Mobley Crossing, Hartford, Pulaski State Prison, Porter,
Baileys Park and Browndale.

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 3225 8358 3233 8359 3236 8356 3247 8328
      3222 8326
TIME...MOT...LOC 1848Z 259DEG 27KT 3230 8352

WIND...40MPH

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 29, 8:25 PM EDT	Special Weather Statement	FFC	Barrow, Clarke, Jackson, Madison, Oconee	35 min
Jun 29, 9:01 PM EDT	Special Weather Statement	FFC	Barrow, Jackson	29 min
Jun 29, 9:09 PM EDT	Special Weather Statement	FFC	Montgomery, Toombs	36 min
Jun 29, 9:56 PM EDT	Special Weather Statement	FFC	Montgomery, Wheeler	34 min
Jun 29, 9:57 PM EDT	Special Weather Statement	FFC	Telfair	33 min
Jun 29, 10:33 PM EDT	Special Weather Statement	FFC	Montgomery	57 min
Jun 29, 11:32 PM EDT	Special Weather Statement	FFC	Glascock, Jefferson, Johnson, Treutlen, Warren, Washington	58 min
Jun 30, 12:22 AM EDT	Special Weather Statement	FFC	Jefferson	23 min
Jun 30, 3:09 PM EDT	Special Weather Statement	FFC	Webster	51 min
Jun 30, 4:02 PM EDT	Special Weather Statement	FFC	Glascock, Laurens, Washington	28 min
Jun 30, 4:07 PM EDT	Special Weather Statement	FFC	Sumter	23 min
Jun 30, 4:24 PM EDT	Special Weather Statement	FFC	Jefferson, Johnson, Treutlen	36 min
Jun 30, 5:23 PM EDT	Special Weather Statement	FFC	Harris	37 min

Nearby

Special Weather Statements in Georgia, 2017 Every special weather statement in 2017

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.