Alert archive / Georgia / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 47, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 24, 2021, 8:07 PM EDT for 10 counties in Georgia. It was in force for 53 min. 9 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
- Apr 24, 2021, 8:07 PM EDT (00:07 UTC)
- Expired
- Apr 24, 2021, 9:00 PM EDT
- In force
- 53 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Clayton County, GA, Cobb County, GA, Coweta County, GA, DeKalb County, GA, Douglas County, GA, Fayette County, GA, Fulton County, GA, Gwinnett County, GA, Heard County, GA, Paulding County, GA
The radar
The Atlanta radar (KFFC), 38 km from the middle of the area, began a volume at 00:06 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 24, 8:09 PM EDT | TSTM WND DMG | 1 Nnw Fairplay, GA | PUBLIC REPORTED NEARLY 40 TREES UPROOTED ON A PROPERTY NORTH NORTHWEST OF FAIRPLAY. SOME TREES WERE LARGE. |
| Apr 24, 8:10 PM EDT | TSTM WND DMG | 1 N Brownsville, GA | A TREE AND POWER LINE WERE DOWNED ON FLORAL PATH AT HIGHWAY 92. |
| Apr 24, 8:10 PM EDT | TSTM WND DMG | 1 N Fairplay, GA | A POWER LINE WAS DOWNED ON LIBETRY RD AT BANKS MILL RD. |
| Apr 24, 8:10 PM EDT | TSTM WND DMG | 2 Nnw Fairplay, GA | A POWER LINE WAS DOWNED ON LIBERTY RD AT TYREE RD. |
| Apr 24, 8:30 PM EDT | TSTM WND GST 55 | 1 Sse Fairburn, GA | MESONET STATION GA311 I-85 AT SR 74 SENOIA RD - FULTO. |
| Apr 24, 8:32 PM EDT | TSTM WND DMG | Manor Ridge Park, GA | THE EMERGENCY MANAGER REPORTED A DOZEN POWERLINES DOWN AND SIX TREES DOWN ON CARS OR STRUCTURES DUE TO STRONG THUNDERSTORM WINDS BEGINNING AROUND 832 PM AND LASTING UNTIL ABOUT 840 PM. |
| Apr 24, 8:40 PM EDT | TSTM WND GST 48 | 3 S Madras, GA | MESONET STATION GA353 I-85 AT SR 34. |
| Apr 24, 8:41 PM EDT | TSTM WND GST 76 | 1 Wsw Hartsfield-Jackso, GA | ASOS STATION KATL ATLANTA. |
| Apr 24, 8:41 PM EDT | HAIL 1.25 | Hartsfield-Jackson Airp, GA | OBSERVER AT HARTSFIELD-JACKSON REPORTED HAIL ESTIMATED FROM QUARTER TO HALF-DOLLAR SIZE. THE HAIL PRODUCED DENTS ON AIR CONDITIONING UNITS ON THE ROOF OF THE AIRPORT. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 24, 5:52 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.1 hours before the alert went out and 40 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.
- Mixed-layer CAPE
- 72 J/kg
- Mixed-layer CIN
- -126 J/kg
- Mixed-layer LCL
- 1188 m above ground
- 0-6 km bulk shear
- 78 kt
- 0-1 km storm-relative helicity
- 175 m²/s²
- 0-3 km storm-relative helicity
- 168 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted.
661
WUUS52 KFFC 250007
SVRFFC
GAC063-067-077-089-097-113-121-135-149-223-250100-
/O.NEW.KFFC.SV.W.0047.210425T0007Z-210425T0100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
807 PM EDT Sat Apr 24 2021
The National Weather Service in Peachtree City has issued a
* Severe Thunderstorm Warning for...
Southeastern Paulding County in northwestern Georgia...
Northwestern DeKalb County in north central Georgia...
Northwestern Fayette County in north central Georgia...
Cobb County in north central Georgia...
Douglas County in north central Georgia...
West central Gwinnett County in north central Georgia...
Northern Heard County in west central Georgia...
Northern Coweta County in west central Georgia...
Fulton County in north central Georgia...
Northwestern Clayton County in north central Georgia...
* Until 900 PM EDT.
* At 807 PM EDT, severe thunderstorms were located along a line
extending from near New Hope to near Douglasville to
Centralhatchee, moving east at 70 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...
Atlanta, Marietta, Newnan, Douglasville, Decatur, Fayetteville,
Dallas, Sandy Springs, Roswell, Johns Creek, Alpharetta, Smyrna,
Dunwoody, Peachtree City, East Point, Kennesaw, Duluth, Union City,
Forest Park and Riverdale.
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 3343 8514 3343 8502 3346 8498 3344 8494
3352 8482 3355 8483 3357 8481 3357 8490
3361 8491 3369 8490 3372 8487 3396 8481
3413 8426 3410 8425 3410 8421 3407 8417
3397 8410 3339 8452 3331 8525
TIME...MOT...LOC 0007Z 247DEG 62KT 3394 8475 3375 8479 3338 8512
HAIL...1.00IN
WIND...60MPH
$$2 follow-up statements
980
WWUS52 KFFC 250019
SVSFFC
Severe Weather Statement
National Weather Service Peachtree City GA
819 PM EDT Sat Apr 24 2021
GAC063-067-077-089-097-113-121-135-149-223-250100-
/O.CON.KFFC.SV.W.0047.000000T0000Z-210425T0100Z/
Paulding GA-DeKalb GA-Fayette GA-Cobb GA-Douglas GA-Gwinnett GA-
Heard GA-Coweta GA-Fulton GA-Clayton GA-
819 PM EDT Sat Apr 24 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM EDT
FOR SOUTHEASTERN PAULDING...NORTHWESTERN DEKALB...NORTHWESTERN
FAYETTE...COBB...DOUGLAS...WEST CENTRAL GWINNETT...NORTHERN HEARD...
NORTHERN COWETA...FULTON AND NORTHWESTERN CLAYTON COUNTIES...
At 818 PM EDT, severe thunderstorms were located along a line
extending from Due West to near Lithia Springs to Plant Wansley,
moving northeast at 70 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Atlanta, Marietta, Newnan, Douglasville, Decatur, Fayetteville,
Dallas, Sandy Springs, Roswell, Johns Creek, Alpharetta, Smyrna,
Dunwoody, Peachtree City, East Point, Kennesaw, Duluth, Union City,
Forest Park and Riverdale.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
These storms are producing destructive winds and large damaging hail.
SEEK SHELTER NOW inside a sturdy structure and stay away from
windows.
&&
LAT...LON 3343 8514 3343 8502 3346 8498 3344 8494
3352 8482 3355 8483 3357 8481 3357 8490
3361 8491 3369 8490 3372 8487 3396 8481
3413 8426 3410 8425 3410 8421 3407 8417
3397 8410 3339 8452 3331 8525
TIME...MOT...LOC 0018Z 247DEG 62KT 3397 8465 3378 8469 3341 8503
HAIL...1.00IN
WIND...70MPH
$$925
WWUS52 KFFC 250052
SVSFFC
Severe Weather Statement
National Weather Service Peachtree City GA
852 PM EDT Sat Apr 24 2021
GAC063-067-077-089-097-113-121-135-149-223-250102-
/O.EXP.KFFC.SV.W.0047.000000T0000Z-210425T0100Z/
Paulding GA-DeKalb GA-Fayette GA-Cobb GA-Douglas GA-Gwinnett GA-
Heard GA-Coweta GA-Fulton GA-Clayton GA-
852 PM EDT Sat Apr 24 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PAULDING...
NORTHWESTERN DEKALB...NORTHWESTERN FAYETTE...COBB...DOUGLAS...WEST
CENTRAL GWINNETT...NORTHERN HEARD...NORTHERN COWETA...FULTON AND
NORTHWESTERN CLAYTON COUNTIES WILL EXPIRE AT 900 PM 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 1000 PM EDT for
north central, northwestern and west central Georgia.
LAT...LON 3343 8514 3343 8502 3346 8498 3344 8494
3352 8482 3355 8483 3357 8481 3357 8490
3361 8491 3369 8490 3372 8487 3396 8481
3413 8426 3410 8425 3410 8421 3407 8417
3397 8410 3339 8452 3331 8525
TIME...MOT...LOC 0052Z 247DEG 62KT 3419 8403 3400 8407 3363 8442
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 24, 8:20 PM EDT | Severe Thunderstorm Warning | FFC | Coweta, Fayette, Heard, Meriwether, Troup | 40 min |
| Apr 24, 8:25 PM EDT | Special Weather Statement | FFC | Forsyth | 35 min |
| Apr 24, 8:36 PM EDT | Severe Thunderstorm Warning | FFC | Clayton, Coweta, DeKalb, Fayette, Gwinnett, Henry and 4 more | 39 min |
| Apr 24, 8:59 PM EDT | Special Weather Statement | FFC | Meriwether, Pike, Troup | 31 min |
| Apr 24, 9:03 PM EDT | Severe Thunderstorm Warning | FFC | Butts, Gwinnett, Henry, Jasper, Monroe, Morgan and 5 more | 42 min |
| Apr 24, 9:28 PM EDT | Special Weather Statement | FFC | Harris, Lamar, Pike, Talbot, Upson | 32 min |
| Apr 24, 9:36 PM EDT | Severe Thunderstorm Warning | FFC | Clarke, Greene, Jasper, Morgan, Oconee, Oglethorpe and 1 more | 39 min |
| Apr 24, 9:57 PM EDT | Special Weather Statement | FFC | Monroe | 33 min |
| Apr 24, 10:08 PM EDT | Special Weather Statement | FFC | Hancock, Oglethorpe, Taliaferro, Warren, Wilkes | 37 min |
| Apr 24, 10:18 PM EDT | Special Weather Statement | FFC | Jones | 27 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2021Every severe thunderstorm warning in 2021
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.