Alert archive / Georgia / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 199, NWS Atlanta, GA

May 28, 20174 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 28, 2017, 5:24 AM EDT for 4 counties in Georgia. It was in force for 51 min. 14 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 28, 2017, 5:24 AM EDT (09:24 UTC)
Expired
May 28, 2017, 6:15 AM EDT
In force
51 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Carroll County, GA, Cobb County, GA, Douglas County, GA, Paulding County, GA

The radar

The Atlanta radar (KFFC), 48 km from the middle of the area, began a volume at 09:28 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 28, 5:35 AM EDTTSTM WND DMG1 Ese Union, GALARGE TREE LIMBS WERE REPORTED IN THE STREET NEAR THE INTERSECTION OF HARMONY ROAD AND MULBERRY ROCK ROAD.
May 28, 5:35 AM EDTTSTM WND DMGNew Georgia Estates, GAA TREE WAS REPORTED DOWN NEAR THE INTERSECTION OF MULBERRY ROCK ROAD AND NEW GEORGIA SCHOOL ROAD.
May 28, 5:39 AM EDTTSTM WND DMG1 Nw Bakers Bridge Esta, GAA TREE WAS REPORTED DOWN NEAR THE INTERSECTION OF GLENN EAGLES WAY AND DALLAS NEBO ROAD.
May 28, 5:40 AM EDTTSTM WND DMGDue West Estates, GAPOWER LINES WERE REPORTED DOWN NEAR THE INTERSECTION OF HIGHWAY 92 AND DUE WEST ROAD.
May 28, 5:40 AM EDTTSTM WND DMGTwelve Oaks, GAPOWER LINES WERE REPORTED DOWN NEAR THE INTERSECTION OF EAST PAULDING DRIVE AND CROW CIRCLE.
May 28, 5:45 AM EDTTSTM WND DMG1 W Marietta Mobile Hom, GAA TREE WAS REPORTED DOWN NEAR THE INTERSECTION OF BATTLE DRIVE AND COBB INTERNATIONAL BOULEVARD NORTHWEST.
May 28, 5:45 AM EDTTSTM WND DMGGreyfield North, GAA TREE WAS REPORTED DOWN NEAR THE INTERSECTION OF BEAUMONT DRIVE NORTHWEST AND STILESBORO ROAD.
May 28, 5:47 AM EDTTSTM WND DMG1 Ene Hickory Glen, GAA TREE WAS REPORTED DOWN NEAR THE INTERSECTION OF COBALD DRIVE AND STOUT PARKWAY SOUTHWEST...
May 28, 5:47 AM EDTTSTM WND DMGSweetwater Bluff, GAPOWER LINES WERE REPORTED DOWN NEAR THE INTERSECTION OF HIGHWAY 5 AND SWEETWATER DRIVE.
May 28, 5:50 AM EDTTSTM WND DMGForest Glen, GAA TREE WAS REPORTED DOWN NEAR THE INTERSECTION OF MUIRWOOD DRIVE AND MUIRWOOD COURT.
May 28, 5:55 AM EDTTSTM WND DMGSouth Ridge, GAA TREE WAS REPORTED DOWN NEAR THE INTERSECTION OF LEE ROAD AND OLD LEE ROAD.
May 28, 6:00 AM EDTTSTM WND DMG2 Ene Floyd, GAA TREE WAS REPORTED DOWN NEAR THE INTERSECTION OF CONCORD ROAD SOUTHEAST AND NORTON PLACE SOUTHEAST
May 28, 6:00 AM EDTTSTM WND DMGLa Bama, GAA TREE WAS REPORTED ON A HOUSE NEAR BETTINA COURT AND OLD ALABAMA ROAD SOUTHWEST.
May 28, 6:02 AM EDTTSTM WND DMGForest Acres, GAA TREE WAS REPORTED DOWN NEAR THE INTERSECTION OF ELMWOOD DRIVE AND ELMWOOD CIRCLE.

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 28, 3:53 AM EDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 9.4 hours before the alert went out and 51 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 00:00Z on 2017-05-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 930 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 00:00Z on 2017-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 103 square meters per square second.193958Sfc1 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
930 J/kg
Mixed-layer CIN
-238 J/kg
Mixed-layer LCL
1118 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
103 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

The text

As transmitted.

664 
WUUS52 KFFC 280924
SVRFFC
GAC045-067-097-223-281015-
/O.NEW.KFFC.SV.W.0199.170528T0924Z-170528T1015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
524 AM EDT SUN MAY 28 2017

The National Weather Service in Peachtree City has issued a

* Severe Thunderstorm Warning for...
  Paulding County in northwestern Georgia...
  Carroll County in northwestern Georgia...
  Cobb County in north central Georgia...
  Douglas County in north central Georgia...

* Until 615 AM EDT

* At 524 AM EDT, severe thunderstorms were located along a line
  extending from Draketown to near Ranburne to Micaville, moving east
  at 50 mph.

  HAZARD...60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...Expect damage to roofs, siding, and trees. 

* Locations impacted include...
  Marietta, Douglasville, Carrollton, Dallas, Smyrna, Kennesaw,
  Acworth, Villa Rica, Powder Springs, Austell, Bremen, Temple,
  Hiram, Bowdon, Mount Zion, Whitesburg, Braswell, Roopville, Lithia
  Springs and Fair Oaks.

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 3372 8505 3388 8504 3395 8505 3395 8498
      3403 8495 3403 8441 3383 8446 3368 8465
      3366 8466 3363 8475 3359 8481 3351 8483
      3352 8485 3344 8494 3346 8498 3343 8502
      3343 8529 3365 8533
TIME...MOT...LOC 0924Z 266DEG 43KT 3384 8505 3358 8531 3349 8554 

HAIL...<.75IN
WIND...60MPH
 
$$
2 follow-up statements
254 
WWUS52 KFFC 280948
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
548 AM EDT SUN MAY 28 2017

GAC045-067-097-223-281015-
/O.CON.KFFC.SV.W.0199.000000T0000Z-170528T1015Z/
Paulding GA-Carroll GA-Cobb GA-Douglas GA-
548 AM EDT SUN MAY 28 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 AM EDT
FOR SOUTHEASTERN PAULDING...CARROLL...COBB AND DOUGLAS COUNTIES...

At 548 AM EDT, severe thunderstorms were located along a line
extending from near Mableton to Hannah to near Lowell, moving east at
45 mph.

HAZARD...60 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...Expect damage to roofs, siding, and trees. 

Locations impacted include...
Marietta, Douglasville, Carrollton, Dallas, Smyrna, Kennesaw,
Acworth, Villa Rica, Powder Springs, Austell, Hiram, Bowdon,
Whitesburg, Roopville, Lithia Springs, Fair Oaks, Lost Mountain Park,
Vinings, Brownsville and Bill Arp.

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 3367 8501 3377 8488 3384 8482 3403 8477
      3403 8441 3383 8446 3368 8465 3366 8466
      3363 8475 3359 8481 3351 8483 3352 8485
      3344 8494 3346 8498 3343 8502 3343 8529
      3355 8531
TIME...MOT...LOC 0948Z 270DEG 40KT 3386 8459 3360 8485 3351 8508 

HAIL...<.75IN
WIND...60MPH
 
$$
044 
WWUS52 KFFC 281008
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
608 AM EDT SUN MAY 28 2017

GAC045-067-097-223-281018-
/O.EXP.KFFC.SV.W.0199.000000T0000Z-170528T1015Z/
Paulding GA-Carroll GA-Cobb GA-Douglas GA-
608 AM EDT SUN MAY 28 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PAULDING...
CARROLL...COBB AND DOUGLAS COUNTIES WILL EXPIRE AT 615 AM EDT...
    
The storms which prompted the warning have moved out of the area.
Therefore the warning will be allowed to expire.

A severe thunderstorm watch remains in effect until 1100 AM EDT for
north central and west central Georgia.

LAT...LON 3367 8501 3377 8488 3384 8482 3403 8477
      3403 8441 3383 8446 3368 8465 3366 8466
      3363 8475 3359 8481 3351 8483 3352 8485
      3344 8494 3346 8498 3343 8502 3343 8529
      3355 8531
TIME...MOT...LOC 1008Z 267DEG 45KT 3386 8430 3360 8456 3351 8479 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 10:47 PM EDTSevere Thunderstorm WarningFFCCatoosa, Dade, Murray, Walker, Whitfield58 min
May 27, 11:25 PM EDTSpecial Weather StatementFFCFannin, Towns, Union50 min
May 27, 11:40 PM EDTSpecial Weather StatementFFCChattooga, Dawson, Floyd, Gilmer, Gordon, Lumpkin and 2 more50 min
May 28, 12:26 AM EDTSpecial Weather StatementFFCBanks, Bartow, Chattooga, Cherokee, Dawson, Floyd and 6 more49 min
May 28, 12:48 AM EDTSpecial Weather StatementFFCCobb, DeKalb, Douglas, Fulton, Gwinnett, Haralson and 2 more42 min
May 28, 12:59 AM EDTSpecial Weather StatementFFCBarrow, Jackson, Madison46 min
May 28, 2:17 AM EDTSpecial Weather StatementFFCClayton, Coweta, Fayette, Henry, Spalding28 min
May 28, 2:54 AM EDTSpecial Weather StatementFFCChattooga36 min
May 28, 3:02 AM EDTSevere Thunderstorm WarningFFCChattooga, Floyd43 min
May 28, 3:42 AM EDTSpecial Weather StatementFFCWalker33 min
May 28, 4:16 AM EDTSpecial Weather StatementFFCChattooga, Walker29 min
May 28, 4:34 AM EDTSpecial Weather StatementFFCFloyd26 min
May 28, 4:58 AM EDTSevere Thunderstorm WarningFFCFloyd, Haralson, Polk37 min
May 28, 5:17 AM EDTSpecial Weather StatementFFCCherokee28 min
May 28, 5:56 AM EDTSpecial Weather StatementFFCClayton34 min
May 28, 6:00 AM EDTSpecial Weather StatementFFCDeKalb, Fulton, Gwinnett30 min
May 28, 6:19 AM EDTSpecial Weather StatementFFCClayton, DeKalb, Henry, Newton, Rockdale, Walton26 min
May 28, 6:51 AM EDTSpecial Weather StatementFFCClarke, Morgan, Newton, Oconee, Walton24 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.