Alert archive / Georgia / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 47, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at May 20, 2018, 7:41 PM EDT for Coweta County, Meriwether County, Troup County, Georgia. It was in force for 20 min. 1 report 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 20, 2018, 7:41 PM EDT (23:41 UTC)
- Expired
- May 20, 2018, 8:01 PM EDT
- In force
- 20 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Coweta County, GA, Meriwether County, GA, Troup County, GA
The radar
The Atlanta radar (KFFC), 24 km from the middle of the area, began a volume at 23:44 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 |
|---|---|---|---|
| May 20, 7:44 PM EDT | TSTM WND DMG | 3 Sw Turin, GA | LARGE TREE REPORTED DOWN AND BLOCKING THE ROAD AT THE 2500 BLOCK OF GORDON RD. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.7 hours before the alert went out and 30 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
- 529 J/kg
- Mixed-layer CIN
- -87 J/kg
- Mixed-layer LCL
- 944 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 52 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
812 WUUS52 KFFC 202341 SVRFFC GAC077-199-285-210015- /O.NEW.KFFC.SV.W.0047.180520T2341Z-180521T0015Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Peachtree City GA 741 PM EDT SUN MAY 20 2018 The National Weather Service in Peachtree City has issued a * Severe Thunderstorm Warning for... Northwestern Meriwether County in west central Georgia... Northeastern Troup County in west central Georgia... South central Coweta County in west central Georgia... * Until 815 PM EDT. * At 741 PM EDT, a severe thunderstorm was located over Moreland, or 8 miles south of Newnan, moving southwest at 25 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Hogansville, Grantville, Luthersville, Moreland, Lone Oak and Saint Marks. 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 3334 8475 3329 8464 3306 8479 3315 8497 TIME...MOT...LOC 2341Z 034DEG 22KT 3325 8476 HAIL...0.75IN WIND...60MPH $$
2 follow-up statements
777 WWUS52 KFFC 202354 SVSFFC Severe Weather Statement National Weather Service Peachtree City GA 754 PM EDT SUN MAY 20 2018 GAC077-199-285-210015- /O.CON.KFFC.SV.W.0047.000000T0000Z-180521T0015Z/ Meriwether GA-Troup GA-Coweta GA- 754 PM EDT SUN MAY 20 2018 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT FOR NORTHWESTERN MERIWETHER...NORTHEASTERN TROUP AND SOUTH CENTRAL COWETA COUNTIES... At 754 PM EDT, a severe thunderstorm was located over Lone Oak, or 12 miles northwest of Greenville, moving southwest at 25 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Hogansville, Grantville, Luthersville, Moreland, Lone Oak and Saint Marks. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3330 8480 3325 8467 3306 8479 3315 8497 TIME...MOT...LOC 2354Z 034DEG 22KT 3318 8481 HAIL...0.75IN WIND...60MPH $$
864
WWUS52 KFFC 210001
SVSFFC
Severe Weather Statement
National Weather Service Peachtree City GA
801 PM EDT SUN MAY 20 2018
GAC077-199-285-210011-
/O.CAN.KFFC.SV.W.0047.000000T0000Z-180521T0015Z/
Meriwether GA-Troup GA-Coweta GA-
801 PM EDT SUN MAY 20 2018
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN MERIWETHER...
NORTHEASTERN TROUP AND SOUTH CENTRAL COWETA COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled. However gusty winds are
still possible with this thunderstorm.
LAT...LON 3330 8480 3325 8467 3306 8479 3315 8497
TIME...MOT...LOC 2358Z 034DEG 22KT 3314 8484
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 8:37 PM EDT | Special Weather Statement | FFC | Emanuel, Montgomery | 23 min |
| May 19, 9:16 PM EDT | Special Weather Statement | FFC | Barrow, Gwinnett, Jackson, Madison | 29 min |
| May 19, 9:46 PM EDT | Special Weather Statement | FFC | Barrow, Jackson, Madison | 29 min |
| May 19, 10:49 PM EDT | Special Weather Statement | FFC | Lee | 26 min |
| May 19, 11:21 PM EDT | Special Weather Statement | FFC | Lee | 24 min |
| May 20, 1:05 PM EDT | Special Weather Statement | FFC | Gilmer | 40 min |
| May 20, 2:02 PM EDT | Special Weather Statement | FFC | Gilmer | 28 min |
| May 20, 2:22 PM EDT | Special Weather Statement | FFC | Bleckley | 38 min |
| May 20, 2:29 PM EDT | Special Weather Statement | FFC | Pickens | 31 min |
| May 20, 2:58 PM EDT | Special Weather Statement | FFC | Lumpkin, White | 32 min |
| May 20, 3:09 PM EDT | Special Weather Statement | FFC | Wilkinson | 36 min |
| May 20, 3:30 PM EDT | Special Weather Statement | FFC | White | 30 min |
| May 20, 4:05 PM EDT | Special Weather Statement | FFC | Hall | 25 min |
| May 20, 4:07 PM EDT | Special Weather Statement | FFC | Washington | 23 min |
| May 20, 4:42 PM EDT | Special Weather Statement | FFC | Monroe | 33 min |
| May 20, 4:49 PM EDT | Special Weather Statement | FFC | Gwinnett | 26 min |
| May 20, 5:06 PM EDT | Special Weather Statement | FFC | Barrow, Butts, Clarke, DeKalb, Greene, Gwinnett and 7 more | 24 min |
| May 20, 5:07 PM EDT | Special Weather Statement | FFC | Cobb, Douglas, Fulton | 23 min |
| May 20, 5:30 PM EDT | Special Weather Statement | FFC | Barrow, DeKalb, Douglas, Fulton, Gwinnett | 30 min |
| May 20, 5:31 PM EDT | Special Weather Statement | FFC | Coweta | 29 min |
| May 20, 5:58 PM EDT | Special Weather Statement | FFC | DeKalb | 32 min |
| May 20, 6:00 PM EDT | Special Weather Statement | FFC | Paulding | 30 min |
| May 20, 6:22 PM EDT | Special Weather Statement | FFC | Chattooga | 38 min |
| May 20, 6:29 PM EDT | Special Weather Statement | FFC | Clayton | 31 min |
| May 20, 6:48 PM EDT | Severe Thunderstorm Warning | FFC | Clayton, Coweta, Fayette, Fulton | 27 min |
| May 20, 6:56 PM EDT | Special Weather Statement | FFC | Walton | 34 min |
| May 20, 7:15 PM EDT | Special Weather Statement | FFC | Coweta, Fayette | 30 min |
| May 20, 7:48 PM EDT | Special Weather Statement | FFC | Carroll | 27 min |
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.