Alert archive / Georgia / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 17, NWS Atlanta, GA

March 19, 20185 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Mar 19, 2018, 10:53 PM EDT for 5 counties in Georgia. It was in force for 52 min. 11 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
Mar 19, 2018, 10:53 PM EDT (02:53 UTC)
Expired
Mar 19, 2018, 11:45 PM EDT
In force
52 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
70.0 mph

Counties Carroll County, GA, Clayton County, GA, Douglas County, GA, Fayette County, GA, Fulton County, GA

The radar

The Atlanta radar (KFFC), 31 km from the middle of the area, began a volume at 02:54 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
Mar 19, 10:53 PM EDTTSTM WND DMG2 N Winston, GAA TREE WAS BLOWN DOWN ON HARVEST HILL.
Mar 19, 10:55 PM EDTTSTM WND DMG2 Nne Winston, GAA POWER LINE WAS DOWNED ON CORN CRIB LOOP SOUTH.
Mar 19, 11:00 PM EDTTSTM WND DMG1 Nne Bill Arp, GAA TREE FELL ON A HOUSE ON OAKLAND DRIVE.
Mar 19, 11:03 PM EDTTSTM WND DMG3 Ne Chattahoochee Hill, GAA TREE WAS BLOWN DOWN ON HENRY MILL ROAD.
Mar 19, 11:08 PM EDTTSTM WND DMG2 E Chattahoochee Hill, GAA DOZEN TREES WERE REPORTED DOWN NEAR THE INTERSECTION OF SOUTH FULTON PARKWAY AND COCHRAN MILL ROAD.
Mar 19, 11:10 PM EDTHAIL 1.753 Wsw Sandtown, GAGOLF BALL SIZED HAIL WAS REPORTED NEAR THE INTERSECTION OF CAMPBELLTON ROAD AND FULTON INDUSTRIAL BOULEVARD.
Mar 19, 11:11 PM EDTTORNADO3 Se Campbellton, GAAN EF-2 TORNADO WITH MAX WINDS OF 120 MPH TRACKED .5 MILES THROUGH SOUTH FULTON BETWEEN THE CITIES OF FAIRBURN AND CAMPBELLTON, UPROOTING MANY TREES AND DAMAGING MORE THAN 50 HOMES IN THE CHESTNUT RIDGE NEIGHBORHOOD.
Mar 19, 11:12 PM EDTTSTM WND DMG3 Ese Campbellton, GAEMERGENCY MANAGER REPORTED TREES AND POWER LINES DOWN NEAR THE INTERSECTION OF CAMPBELLTON FAIRBURN ROAD AND RIDGE ROAD.
Mar 19, 11:15 PM EDTHAIL 14 Ssw Sandtown, GAWEB REPORT OF QUARTER-SIZED HAIL ALONG STONEWALL TELL RD
Mar 19, 11:18 PM EDTTSTM WND DMG1 W Treasure Lake, GAMULTIPLE TREES WERE REPORTED DOWN ON FAIRFIELD ROAD.
Mar 19, 11:21 PM EDTHAIL 1.751 S Fairburn, GAGOLFBALL SIZED HAIL REPORTED AT SENOIA RD EXIT ON I-85 IN FAIRBURN.

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
Mar 19, 9:08 PM EDTTornado WatchSPC7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 2.9 hours before the alert went out and 33 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 2018-03-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 184 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 2018-03-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 157 square meters per square second.1939587897Sfc1 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
184 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
630 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
157 m²/s²
0-3 km storm-relative helicity
258 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

748 
WUUS52 KFFC 200253
SVRFFC
GAC045-063-097-113-121-200345-
/O.NEW.KFFC.SV.W.0017.180320T0253Z-180320T0345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
1053 PM EDT MON MAR 19 2018

The National Weather Service in Peachtree City has issued a

* Severe Thunderstorm Warning for...
  Northern Fayette County in north central Georgia...
  Northeastern Carroll County in northwestern Georgia...
  Douglas County in north central Georgia...
  Northern Clayton County in north central Georgia...
  Southwestern Fulton County in north central Georgia...

* Until 1145 PM EDT

* At 1053 PM EDT, a severe thunderstorm was located over Treasure
  Lake, or 10 miles southwest of Douglasville, moving east at 55 mph.

  HAZARD...70 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect considerable 
           tree damage. Wind damage is also likely to mobile homes, 
           roofs, and outbuildings. 

* Locations impacted include...
  Atlanta, Douglasville, Carrollton, Fayetteville, Jonesboro, East
  Point, Union City, Forest Park, Riverdale, Villa Rica, College
  Park, Fairburn, Tyrone, Morrow, Hapeville, Palmetto, Lake City,
  Hartsfield-Jackson Airport, Chattahoochee Hill Country and Lithia
  Springs.

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.

&&

A tornado watch remains in effect until 400 AM EDT for north central,
northwestern and west central Georgia.

LAT...LON 3377 8498 3379 8473 3381 8472 3381 8470
      3361 8426 3360 8427 3344 8448 3348 8462
      3349 8461 3351 8462 3351 8475 3359 8505
TIME...MOT...LOC 0253Z 282DEG 46KT 3366 8489 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...70MPH
 
$$
1 follow-up statement
107 
WWUS52 KFFC 200311
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
1111 PM EDT MON MAR 19 2018

GAC045-200320-
/O.CAN.KFFC.SV.W.0017.000000T0000Z-180320T0345Z/
Carroll GA-
1111 PM EDT MON MAR 19 2018

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CARROLL COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
Carroll County. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 400 AM EDT for north central,
northwestern and west central Georgia.

LAT...LON 3376 8483 3379 8473 3381 8472 3381 8469
      3376 8459 3374 8458 3375 8457 3361 8426
      3344 8448 3348 8462 3349 8461 3351 8462
      3351 8475 3353 8482 3356 8483 3357 8481
      3358 8489
TIME...MOT...LOC 0310Z 310DEG 35KT 3356 8471 

$$

GAC063-097-113-121-200345-
/O.CON.KFFC.SV.W.0017.000000T0000Z-180320T0345Z/
Fayette GA-Douglas GA-Clayton GA-Fulton GA-
1111 PM EDT MON MAR 19 2018

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 PM EDT
FOR NORTHERN FAYETTE...DOUGLAS...NORTHERN CLAYTON AND SOUTHWESTERN
FULTON COUNTIES...

At 1110 PM EDT, a severe thunderstorm was located over Chattahoochee
Hill Country, or 13 miles south of Douglasville, moving southeast at
40 mph.

HAZARD...Golf ball size hail and 70 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings. 

Locations impacted include...
Atlanta, Douglasville, Fayetteville, Jonesboro, East Point, Union
City, Forest Park, Riverdale, College Park, Fairburn, Tyrone, Morrow,
Hapeville, Palmetto, Lake City, Lithia Springs, Hartsfield-Jackson
Airport, Chattahoochee Hill Country, Bill Arp and Fairplay.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.

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.

&&

A tornado watch remains in effect until 400 AM EDT for north central,
northwestern and west central Georgia.

LAT...LON 3376 8483 3379 8473 3381 8472 3381 8469
      3376 8459 3374 8458 3375 8457 3361 8426
      3344 8448 3348 8462 3349 8461 3351 8462
      3351 8475 3353 8482 3356 8483 3357 8481
      3358 8489
TIME...MOT...LOC 0310Z 310DEG 35KT 3356 8471 

TORNADO...POSSIBLE
HAIL...1.75IN
WIND...70MPH
 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 19, 9:22 PM EDTSevere Thunderstorm WarningFFCDade, Walker38 min
Mar 19, 9:36 PM EDTSevere Thunderstorm WarningFFCFloyd, Haralson, Polk39 min
Mar 19, 9:43 PM EDTTornado WarningFFCFloyd, Polk47 min
Mar 19, 9:59 PM EDTTornado Warning Tornado observedConsiderable damage threatFFCHaralson46 min
Mar 19, 10:14 PM EDTSevere Thunderstorm WarningFFCCobb, Paulding, Polk46 min
Mar 19, 10:32 PM EDTSevere Thunderstorm WarningFFCCarroll, Douglas, Haralson, Paulding43 min
Mar 19, 10:51 PM EDTSevere Thunderstorm WarningFFCCobb, Douglas, Fulton24 min
Mar 19, 10:59 PM EDTFlash Flood WarningFFCCarroll, Haralson, Paulding6 hr
Mar 19, 10:59 PM EDTTornado WarningFFCDouglas, Fulton31 min
Mar 19, 11:15 PM EDTSevere Thunderstorm WarningFFCCobb, DeKalb, Fulton, Henry30 min
Mar 19, 11:15 PM EDTSevere Thunderstorm WarningFFCCarroll, Coweta, Douglas, Fayette, Haralson, Heard30 min
Mar 19, 11:31 PM EDTSevere Thunderstorm WarningFFCButts, Clayton, DeKalb, Fayette, Henry, Newton and 3 more29 min
Mar 19, 11:44 PM EDTSpecial Weather StatementFFCGwinnett, Walton31 min
Mar 19, 11:47 PM EDTSpecial Weather StatementFFCCoweta28 min
Mar 19, 11:49 PM EDTSpecial Weather StatementFFCCarroll26 min
Mar 19, 11:58 PM EDTSevere Thunderstorm WarningFFCButts, Fayette, Henry, Jasper, Morgan, Newton and 2 more47 min
Mar 20, 12:00 AM EDTSpecial Weather StatementFFCMorgan, Rockdale30 min
Mar 20, 12:15 AM EDTSpecial Weather StatementFFCBarrow, Clarke, Oconee, Walton30 min
Mar 20, 12:20 AM EDTSpecial Weather StatementFFCCoweta40 min
Mar 20, 12:27 AM EDTSevere Thunderstorm WarningFFCGreene, Jasper, Morgan, Putnam48 min
Mar 20, 12:45 AM EDTSevere Thunderstorm WarningFFCButts, Jasper, Jones, Monroe30 min
Mar 20, 1:02 AM EDTSpecial Weather StatementFFCButts, Coweta, Heard, Jasper, Lamar, Meriwether and 5 more43 min
Mar 20, 1:13 AM EDTSevere Thunderstorm WarningFFCBaldwin, Hancock, Jones, Putnam, Warren, Washington47 min
Mar 20, 1:14 AM EDTSevere Thunderstorm WarningFFCHancock, Taliaferro, Warren46 min
Mar 20, 1:24 AM EDTSevere Thunderstorm WarningFFCButts, Jasper, Jones, Lamar, Monroe, Pike and 1 more51 min
Mar 20, 1:53 AM EDTSevere Thunderstorm WarningFFCBaldwin, Glascock, Hancock, Jefferson, Johnson, Washington52 min
Mar 20, 1:58 AM EDTSpecial Weather StatementFFCMeriwether, Pike, Troup32 min
Mar 20, 2:35 AM EDTSpecial Weather StatementFFCHarris, Jones, Lamar, Meriwether, Monroe, Pike and 2 more25 min
Mar 20, 2:46 AM EDTSevere Thunderstorm WarningFFCEmanuel, Jefferson, Washington44 min
Mar 20, 3:13 AM EDTSpecial Weather StatementFFCBibb, Upson32 min
Mar 20, 3:27 AM EDTSpecial Weather StatementFFCJefferson33 min
Mar 20, 3:57 AM EDTSpecial Weather StatementFFCTwiggs, Wilkinson33 min
Mar 20, 3:59 AM EDTSpecial Weather StatementFFCJohnson31 min
Mar 20, 4:27 AM EDTSpecial Weather StatementFFCEmanuel33 min
Mar 20, 5:55 AM EDTDense Fog AdvisoryFFCBanks, Barrow, Bartow, Carroll, Catoosa, Chattooga and 37 more4 hr
Mar 20, 3:32 PM EDTWind AdvisoryFFCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more28 hr

Nearby

Severe Thunderstorm Warnings in Georgia, 2018Every severe thunderstorm warning in 2018

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.