Alert archive / Georgia / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 238, NWS Atlanta, GA

June 17, 2017Laurens County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 17, 2017, 4:00 PM EDT for Laurens County, Georgia. It was in force for 45 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 17, 2017, 4:00 PM EDT (20:00 UTC)
Expired
Jun 17, 2017, 4:45 PM EDT
In force
45 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Laurens County, GA

The radar

The Robins AFB radar (KJGX), 37 km from the middle of the area, began a volume at 20:04 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.

What was reported inside it

TimeReportWhereRemark
Jun 17, 4:00 PM EDTTSTM WND DMG3 Se Kewanee, GAA TREE WAS REPORTED DOWN NEAR THE INTERSECTION OF SCOOTER RUE ROAD AND HILLBRIDGE ROAD.
Jun 17, 4:36 PM EDTTSTM WND DMG1 Sse Dublin, GAA TREE WAS REPORTED DOWN ON SOUTHERN PINES ROAD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.0 hours before the alert went out and 169 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 2017-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 242 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 2017-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
242 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
886 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
13 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

472 
WUUS52 KFFC 172000
SVRFFC
GAC175-172045-
/O.NEW.KFFC.SV.W.0238.170617T2000Z-170617T2045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
400 PM EDT SAT JUN 17 2017

The National Weather Service in Peachtree City has issued a

* Severe Thunderstorm Warning for...
  Central Laurens County in central Georgia...

* Until 445 PM EDT

* At 359 PM EDT, a severe thunderstorm was located over Dexter, or 12
  miles southwest of Dublin, moving northeast at 10 mph.

  HAZARD...60 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees. 

* Locations impacted include...
  Dublin, East Dublin, Dexter, Dudley, Cadwell, Rentz, Montrose and
  Harlow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

If you see wind damage...hail or flooding...wait until the storm has
passed...and then call the National Weather Service toll free
at 1 8 6 6 7 6 3 4 4 6 6 or tweet us your report at NWSATLANTA.

&&

LAT...LON 3234 8307 3237 8311 3250 8318 3264 8312
      3265 8309 3263 8289 3249 8279 3238 8291
TIME...MOT...LOC 1959Z 219DEG 11KT 3244 8308 

HAIL...1.00IN
WIND...60MPH
 
$$
3 follow-up statements
516 
WWUS52 KFFC 172007
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
407 PM EDT SAT JUN 17 2017

GAC175-172045-
/O.CON.KFFC.SV.W.0238.000000T0000Z-170617T2045Z/
Laurens GA-
407 PM EDT SAT JUN 17 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR CENTRAL LAURENS COUNTY...

At 407 PM EDT, a severe thunderstorm was located over Dexter, or 10
miles southwest of Dublin, moving northeast at 15 mph.

HAZARD...60 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

Locations impacted include...
Dublin, East Dublin, Dexter, Dudley, Cadwell, Rentz, Montrose and
Harlow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

If you see wind damage...hail or flooding...wait until the storm has
passed...and then call the National Weather Service toll free
at 1 8 6 6 7 6 3 4 4 6 6 or tweet us your report at NWSATLANTA.

&&

LAT...LON 3234 8307 3237 8311 3250 8318 3264 8312
      3265 8309 3263 8289 3249 8279 3238 8291
TIME...MOT...LOC 2007Z 219DEG 11KT 3246 8306 

HAIL...1.00IN
WIND...60MPH
 
$$
068 
WWUS52 KFFC 172031
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
431 PM EDT SAT JUN 17 2017

GAC175-172045-
/O.CON.KFFC.SV.W.0238.000000T0000Z-170617T2045Z/
Laurens GA-
431 PM EDT SAT JUN 17 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR CENTRAL LAURENS COUNTY...

At 431 PM EDT, a severe thunderstorm was located over Harlow, or near
Dublin, moving northeast at 15 mph.

HAZARD...60 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

Locations impacted include...
Dublin, East Dublin, Dexter, Dudley, Cadwell, Rentz and Harlow. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

If you see wind damage...hail or flooding...wait until the storm has
passed...and then call the National Weather Service toll free
at 1 8 6 6 7 6 3 4 4 6 6 or tweet us your report at NWSATLANTA.

&&

LAT...LON 3234 8307 3241 8309 3251 8310 3259 8310
      3264 8303 3263 8289 3249 8279 3238 8291
TIME...MOT...LOC 2031Z 219DEG 11KT 3252 8300 

HAIL...1.00IN
WIND...60MPH
 
$$
755 
WWUS52 KFFC 172040
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
440 PM EDT SAT JUN 17 2017

GAC175-172050-
/O.EXP.KFFC.SV.W.0238.000000T0000Z-170617T2045Z/
Laurens GA-
440 PM EDT SAT JUN 17 2017

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL LAURENS COUNTY WILL
EXPIRE AT 445 PM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning will be allowed to expire.

LAT...LON 3234 8307 3241 8309 3251 8310 3259 8310
      3264 8303 3263 8289 3249 8279 3238 8291
TIME...MOT...LOC 2040Z 219DEG 11KT 3254 8298 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 3:12 PM EDTSpecial Weather StatementFFCBleckley33 min
Jun 17, 3:36 PM EDTSpecial Weather StatementFFCLaurens39 min
Jun 17, 4:24 PM EDTSpecial Weather StatementFFCTroup36 min
Jun 17, 4:47 PM EDTSpecial Weather StatementFFCPutnam28 min
Jun 17, 6:16 PM EDTSpecial Weather StatementFFCJones29 min
Jun 17, 6:22 PM EDTSpecial Weather StatementFFCGwinnett23 min
Jun 17, 7:18 PM EDTSpecial Weather StatementFFCCarroll, Douglas42 min
Jun 17, 7:24 PM EDTSpecial Weather StatementFFCHall36 min
Jun 17, 7:32 PM EDTSevere Thunderstorm WarningFFCEmanuel, Montgomery, Treutlen43 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2017Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.