Alert archive / Georgia / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 86, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at May 11, 2021, 3:34 PM EDT for Butts County, Henry County, Spalding County, Georgia. It was in force for 26 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 11, 2021, 3:34 PM EDT (19:34 UTC)
- Expired
- May 11, 2021, 4:00 PM EDT
- In force
- 26 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Butts County, GA, Henry County, GA, Spalding County, GA
The radar
The Atlanta radar (KFFC), 40 km from the middle of the area, began a volume at 19:38 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.
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 7.6 hours before the alert went out and 34 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
- 46 J/kg
- Mixed-layer CIN
- -119 J/kg
- Mixed-layer LCL
- 774 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
493
WUUS52 KFFC 111934
SVRFFC
GAC035-151-255-112000-
/O.NEW.KFFC.SV.W.0086.210511T1934Z-210511T2000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
334 PM EDT Tue May 11 2021
The National Weather Service in Peachtree City has issued a
* Severe Thunderstorm Warning for...
Northeastern Spalding County in west central Georgia...
Southern Henry County in north central Georgia...
Southwestern Butts County in central Georgia...
* Until 400 PM EDT.
* At 332 PM EDT, a severe thunderstorm was located over Towalaga, or
near Griffin, moving east at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Griffin, Jackson, Hampton, Locust Grove, Jenkinsburg, Towalaga,
Luella, Walker Mill, McKibben and Experiment.
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 3327 8429 3340 8428 3342 8401 3331 8393
3321 8405
TIME...MOT...LOC 1932Z 276DEG 26KT 3333 8420
HAIL...0.75IN
WIND...60MPH
$$3 follow-up statements
970
WWUS52 KFFC 111938
SVSFFC
Severe Weather Statement
National Weather Service Peachtree City GA
338 PM EDT Tue May 11 2021
GAC035-151-255-112000-
/O.CON.KFFC.SV.W.0086.000000T0000Z-210511T2000Z/
Spalding GA-Henry GA-Butts GA-
338 PM EDT Tue May 11 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR NORTHEASTERN SPALDING...SOUTHERN HENRY AND SOUTHWESTERN BUTTS
COUNTIES...
At 338 PM EDT, a severe thunderstorm was located over Locust Grove,
or 8 miles south of McDonough, and is nearly stationary.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Griffin, Jackson, Hampton, Locust Grove, Jenkinsburg, Towalaga,
Luella, Walker Mill, McKibben and Experiment.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3327 8429 3340 8428 3342 8401 3331 8393
3321 8405
TIME...MOT...LOC 1938Z 276DEG 26KT 3333 8414
HAIL...1.25IN
WIND...60MPH
$$346
WWUS52 KFFC 111952
SVSFFC
Severe Weather Statement
National Weather Service Peachtree City GA
352 PM EDT Tue May 11 2021
GAC035-151-255-112000-
/O.CON.KFFC.SV.W.0086.000000T0000Z-210511T2000Z/
Spalding GA-Henry GA-Butts GA-
352 PM EDT Tue May 11 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR EAST CENTRAL SPALDING...SOUTHEASTERN HENRY AND SOUTHWESTERN BUTTS
COUNTIES...
At 352 PM EDT, a severe thunderstorm was located over McKibben, or
near Jackson, moving east at 30 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...
Jackson, Locust Grove, Jenkinsburg and McKibben.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3324 8418 3338 8412 3338 8398 3331 8393
3321 8405
TIME...MOT...LOC 1952Z 285DEG 24KT 3328 8405
HAIL...1.00IN
WIND...60MPH
$$252
WWUS52 KFFC 111959
SVSFFC
Severe Weather Statement
National Weather Service Peachtree City GA
359 PM EDT Tue May 11 2021
GAC035-151-255-112009-
/O.EXP.KFFC.SV.W.0086.000000T0000Z-210511T2000Z/
Spalding GA-Henry GA-Butts GA-
359 PM EDT Tue May 11 2021
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL SPALDING...
SOUTHEASTERN HENRY AND SOUTHWESTERN BUTTS COUNTIES WILL EXPIRE AT 400
PM EDT...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire. However gusty winds and heavy rain are still
possible with this thunderstorm.
LAT...LON 3324 8418 3338 8412 3338 8398 3331 8393
3321 8405
TIME...MOT...LOC 1959Z 276DEG 26KT 3328 8401
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 11, 3:16 PM EDT | Special Weather Statement | FFC | Spalding | 29 min |
| May 11, 4:31 PM EDT | Special Weather Statement | FFC | Baldwin | 29 min |
| May 11, 4:34 PM EDT | Special Weather Statement | FFC | Jasper | 26 min |
| May 11, 4:40 PM EDT | Severe Thunderstorm Warning | FFC | Baldwin, Hancock, Putnam | 39 min |
| May 11, 4:45 PM EDT | Severe Thunderstorm Warning | FFC | Jasper, Jones | 23 min |
| May 11, 4:49 PM EDT | Special Weather Statement | FFC | Jefferson | 26 min |
| May 11, 5:53 PM EDT | Special Weather Statement | FFC | Harris | 37 min |
| May 11, 6:22 PM EDT | Special Weather Statement | FFC | Upson | 23 min |
| May 11, 7:22 PM EDT | Special Weather Statement | FFC | Wilkinson | 23 min |
| May 11, 7:48 PM EDT | Special Weather Statement | FFC | Twiggs | 27 min |
| May 11, 7:59 PM EDT | Severe Thunderstorm Warning | FFC | Bleckley, Twiggs | 46 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.