Alert archive / Georgia / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 203, NWS Atlanta, GA

May 29, 20174 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 29, 2017, 5:30 PM EDT for 4 counties in Georgia. It was in force for 45 min. 4 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
May 29, 2017, 5:30 PM EDT (21:30 UTC)
Expired
May 29, 2017, 6:15 PM EDT
In force
45 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Greene County, GA, Morgan County, GA, Oconee County, GA, Oglethorpe County, GA

The radar

The Robins AFB radar (KJGX), 114 km from the middle of the area, began a volume at 21:33 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.

What was reported inside it

TimeReportWhereRemark
May 29, 5:50 PM EDTTSTM WND DMGWoodville, GAREPORT OF A TREE BLOWN DOWN IN WOODVILLE ON E PEACHTREE AVE AND HWY 77
May 29, 5:53 PM EDTTSTM WND DMG1 Nw Union Point, GAREPORT OF A TREE BLOWN DOWN ON ATHENS HWY IN UNION POINT
May 29, 5:53 PM EDTTSTM WND DMGUnion Point, GAREPORT OF A TREE BLOWN DOWN ON HILLIARD ST IN UNION POINT
May 29, 5:53 PM EDTTSTM WND DMGUnion Point, GAREPORT OF A TREE BLOWN DOWN ON VEAZEY ST IN UNION POINT

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 29, 3:15 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.5 hours before the alert went out and 137 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 2017-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 27 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 2017-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -82 square meters per square second.19395878Sfc1 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
27 J/kg
Mixed-layer CIN
-236 J/kg
Mixed-layer LCL
1043 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
-82 m²/s²
0-3 km storm-relative helicity
-88 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

860 
WUUS52 KFFC 292130
SVRFFC
GAC133-211-219-221-292215-
/O.NEW.KFFC.SV.W.0203.170529T2130Z-170529T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
530 PM EDT MON MAY 29 2017

The National Weather Service in Peachtree City has issued a

* Severe Thunderstorm Warning for...
  Southeastern Oconee County in northeastern Georgia...
  East central Morgan County in north central Georgia...
  Northern Greene County in east central Georgia...
  Southwestern Oglethorpe County in northeastern Georgia...

* Until 615 PM EDT

* At 530 PM EDT, a severe thunderstorm was located near Greshamville,
  or 7 miles northeast of Madison, moving east at 25 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...
  Greensboro, Union Point, Woodville, Maxeys, Buckhead, Stephens,
  Penfield, Wrayswood, Philomath, Greshamville and Apalachee.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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 3371 8298 3369 8300 3368 8298 3363 8299
      3362 8300 3360 8299 3358 8301 3355 8342
      3372 8347 3385 8307 3376 8298
TIME...MOT...LOC 2130Z 257DEG 21KT 3366 8336 

HAIL...1.00IN
WIND...60MPH
 
$$
2 follow-up statements
470 
WWUS52 KFFC 292143
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
543 PM EDT MON MAY 29 2017

GAC211-292152-
/O.CAN.KFFC.SV.W.0203.000000T0000Z-170529T2215Z/
Morgan GA-
543 PM EDT MON MAY 29 2017

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MORGAN COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A severe thunderstorm watch remains in effect until 900 PM EDT for
northeastern and east central Georgia.

LAT...LON 3371 8298 3369 8300 3368 8298 3363 8299
      3362 8300 3360 8299 3358 8301 3356 8328
      3375 8337 3385 8307 3376 8298
TIME...MOT...LOC 2142Z 257DEG 21KT 3368 8327 

$$

GAC133-219-221-292215-
/O.CON.KFFC.SV.W.0203.000000T0000Z-170529T2215Z/
Oconee GA-Greene GA-Oglethorpe GA-
543 PM EDT MON MAY 29 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR SOUTHEASTERN OCONEE...NORTHERN GREENE AND SOUTHWESTERN OGLETHORPE
COUNTIES...

At 542 PM EDT, a severe thunderstorm was located over Wrayswood, or 8
miles northwest of Greensboro, moving east at 25 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...
Greensboro, Union Point, Woodville, Maxeys, Stephens, Penfield,
Wrayswood and Philomath.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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 3371 8298 3369 8300 3368 8298 3363 8299
      3362 8300 3360 8299 3358 8301 3356 8328
      3375 8337 3385 8307 3376 8298
TIME...MOT...LOC 2142Z 257DEG 21KT 3368 8327 

HAIL...1.00IN
WIND...60MPH
 
$$
976 
WWUS52 KFFC 292212
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
612 PM EDT MON MAY 29 2017

GAC133-219-221-292222-
/O.EXP.KFFC.SV.W.0203.000000T0000Z-170529T2215Z/
Oconee GA-Greene GA-Oglethorpe GA-
612 PM EDT MON MAY 29 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN OCONEE...NORTHERN
GREENE AND SOUTHWESTERN OGLETHORPE COUNTIES WILL EXPIRE AT 615 PM
EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.

A severe thunderstorm watch remains in effect until 900 PM EDT for
northeastern and east central Georgia.

LAT...LON 3371 8298 3369 8300 3368 8298 3363 8299
      3362 8300 3360 8299 3358 8301 3356 8328
      3375 8337 3385 8307 3376 8298
TIME...MOT...LOC 2212Z 257DEG 21KT 3373 8290 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 2:06 PM EDTSpecial Weather StatementFFCCoweta, Harris, Heard, Meriwether, Troup24 min
May 29, 2:32 PM EDTSpecial Weather StatementFFCTroup28 min
May 29, 2:52 PM EDTSpecial Weather StatementFFCFulton23 min
May 29, 2:56 PM EDTSevere Thunderstorm WarningFFCClayton, DeKalb, Fulton34 min
May 29, 3:02 PM EDTSpecial Weather StatementFFCSchley28 min
May 29, 3:04 PM EDTSpecial Weather StatementFFCCoweta, Meriwether, Troup26 min
May 29, 3:22 PM EDTSpecial Weather StatementFFCDeKalb23 min
May 29, 3:26 PM EDTSpecial Weather StatementFFCStewart34 min
May 29, 3:30 PM EDTSpecial Weather StatementFFCMeriwether30 min
May 29, 3:44 PM EDTSpecial Weather StatementFFCHouston, Peach31 min
May 29, 3:47 PM EDTSpecial Weather StatementFFCClarke28 min
May 29, 3:49 PM EDTSevere Thunderstorm WarningFFCChattahoochee, Marion, Stewart, Webster26 min
May 29, 3:58 PM EDTSpecial Weather StatementFFCLamar, Pike, Spalding, Upson32 min
May 29, 4:01 PM EDTSpecial Weather StatementFFCHenry29 min
May 29, 4:19 PM EDTSpecial Weather StatementFFCWilkes41 min
May 29, 4:22 PM EDTSpecial Weather StatementFFCClarke, Madison38 min
May 29, 4:23 PM EDTSpecial Weather StatementFFCBibb37 min
May 29, 4:31 PM EDTSpecial Weather StatementFFCLamar, Monroe29 min
May 29, 4:54 PM EDTSevere Thunderstorm WarningFFCWilkes36 min
May 29, 4:59 PM EDTSpecial Weather StatementFFCJasper31 min
May 29, 5:03 PM EDTSpecial Weather StatementFFCOglethorpe42 min
May 29, 5:04 PM EDTSpecial Weather StatementFFCCatoosa, Dade, Walker, Whitfield41 min
May 29, 5:05 PM EDTSpecial Weather StatementFFCWarren25 min
May 29, 5:15 PM EDTSpecial Weather StatementFFCGreene, Morgan45 min
May 29, 5:32 PM EDTSpecial Weather StatementFFCWilkes28 min
May 29, 5:34 PM EDTSpecial Weather StatementFFCBaldwin, Jones26 min
May 29, 5:57 PM EDTSpecial Weather StatementFFCWilkes63 min
May 29, 6:00 PM EDTSpecial Weather StatementFFCHancock30 min
May 29, 6:02 PM EDTSpecial Weather StatementFFCJohnson, Laurens, Treutlen28 min
May 29, 6:04 PM EDTSevere Thunderstorm WarningFFCWilkes41 min
May 29, 6:14 PM EDTSevere Thunderstorm WarningFFCLaurens, Treutlen14 min
May 29, 6:47 PM EDTSpecial Weather StatementFFCTreutlen28 min
May 29, 7:20 PM EDTSpecial Weather StatementFFCCatoosa, Whitfield25 min
May 29, 7:48 PM EDTSpecial Weather StatementFFCMurray27 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.