Alert archive / Georgia / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 254, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Jul 1, 2017, 6:40 PM EDT for Clarke County, Oglethorpe County, Georgia. It was in force for 16 min. 6 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
- Jul 1, 2017, 6:40 PM EDT (22:40 UTC)
- Expired
- Jul 1, 2017, 6:56 PM EDT
- In force
- 16 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Clarke County, GA, Oglethorpe County, GA
The radar
The Atlanta radar (KFFC), 134 km from the middle of the area, began a volume at 22:40 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 |
|---|---|---|---|
| Jul 1, 6:40 PM EDT | TSTM WND DMG | 1 Ne Knottingham, GA | WIDESPREAD TREE DAMAGE AND POWER OUTAGES FROM A MICROBURST IN ATHENS ICLUDING DAMAGE TO MULTIPLE TREES AT JEFFERSON RD AT THE ATHENS PERIMETER LOOP |
| Jul 1, 6:40 PM EDT | TSTM WND DMG | Athens, GA | WIDESPREAD TREE DAMAGE AND POWER OUTAGES FROM A MICROBURST IN ATHENS INCLUDING DAMAGE TO MULTIPLE TREES ALONG LUMKIN ST |
| Jul 1, 6:40 PM EDT | TSTM WND DMG | Athens, GA | LARGE OAK TREE DOWNED IN THE OLD SECTION OF NORTH CAMPUS AT THE UNIVERSITY OF GEORGIA... RIGHT NEXT TO THE BALDWIN STATUE. |
| Jul 1, 6:40 PM EDT | TSTM WND DMG | Knottingham, GA | WIDESPREAD TREE DAMAGE AND POWER OUTAGES FROM A MICROBURST IN ATHENS INCLUDING DAMAGE TO MULTIPLE TREES NEAR THE INTERSECTION OF OGLETHORPE AND HAWTHORNE |
| Jul 1, 6:50 PM EDT | TSTM WND DMG | 1 Wsw Dunlap, GA | REPORT OF A TREE DOWN NEAR 100 W BEAVERDAM RD |
| Jul 1, 7:05 PM EDT | TSTM WND DMG | 1 Ene Belmont, GA | REPORT OF A TREE DOWN AT WOLFSKIN RD AND DOUBLE BRIDGES 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, 10.7 hours before the alert went out and 129 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
- 117 J/kg
- Mixed-layer CIN
- -125 J/kg
- Mixed-layer LCL
- 774 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
570
WUUS52 KFFC 012240
SVRFFC
GAC059-221-012315-
/O.NEW.KFFC.SV.W.0254.170701T2240Z-170701T2315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
640 PM EDT SAT JUL 1 2017
The National Weather Service in Peachtree City has issued a
* Severe Thunderstorm Warning for...
Clarke County in northeastern Georgia...
Northwestern Oglethorpe County in northeastern Georgia...
* Until 715 PM EDT
* At 640 PM EDT, a severe thunderstorm was located over Athens,
moving east at 20 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...
Athens, Winterville, Crawford, Arnoldsville, Athens-Clarke County,
Whitehall, James Holland Youth Sports Cmpx, Smithonia, Beechwood
Hills, Sandy Creek Recreation Area, Oconee Heights, Hutchings,
Barretts Mill, Dunlap and State Botanical Garden Of Ga.
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 3379 8313 3382 8330 3385 8328 3386 8333
3387 8333 3387 8336 3393 8342 3392 8344
3401 8344 3403 8339 3404 8335 3400 8328
3400 8326 3401 8323 3400 8322 3403 8317
3404 8312
TIME...MOT...LOC 2240Z 272DEG 18KT 3394 8336
HAIL...1.00IN
WIND...60MPH
$$1 follow-up statement
630
WWUS52 KFFC 012256
SVSFFC
Severe Weather Statement
National Weather Service Peachtree City GA
656 PM EDT SAT JUL 1 2017
GAC059-221-012305-
/O.CAN.KFFC.SV.W.0254.000000T0000Z-170701T2315Z/
Clarke GA-Oglethorpe GA-
656 PM EDT SAT JUL 1 2017
...THE SEVERE THUNDERSTORM WARNING FOR CLARKE AND NORTHWESTERN
OGLETHORPE COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning has been cancelled. However heavy rain and
frequent lightning strikes are still possible with this thunderstorm.
LAT...LON 3379 8313 3382 8330 3385 8328 3386 8333
3387 8333 3387 8336 3393 8342 3392 8344
3401 8344 3403 8339 3404 8335 3400 8328
3400 8326 3401 8323 3400 8322 3403 8317
3404 8312
TIME...MOT...LOC 2255Z 272DEG 18KT 3394 8327
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 4:55 AM EDT | Flash Flood Watch | FFC | Catoosa, Chattooga, Dade, Murray, Walker, Whitfield | 17 hr |
| Jul 1, 3:24 PM EDT | Special Weather Statement | FFC | Cherokee | 36 min |
| Jul 1, 3:28 PM EDT | Special Weather Statement | FFC | Dade | 32 min |
| Jul 1, 3:37 PM EDT | Special Weather Statement | FFC | Douglas | 38 min |
| Jul 1, 3:48 PM EDT | Special Weather Statement | FFC | Fulton | 27 min |
| Jul 1, 3:50 PM EDT | Special Weather Statement | FFC | Catoosa, Dade | 25 min |
| Jul 1, 3:59 PM EDT | Special Weather Statement | FFC | Carroll | 31 min |
| Jul 1, 4:11 PM EDT | Special Weather Statement | FFC | Catoosa, Dade, Murray, Whitfield | 34 min |
| Jul 1, 4:16 PM EDT | Special Weather Statement | FFC | Douglas | 29 min |
| Jul 1, 4:34 PM EDT | Special Weather Statement | FFC | Fulton | 26 min |
| Jul 1, 4:38 PM EDT | Special Weather Statement | FFC | Catoosa, Dade, Fannin, Murray, Union, Walker and 1 more | 37 min |
| Jul 1, 4:42 PM EDT | Special Weather Statement | FFC | Douglas | 33 min |
| Jul 1, 4:44 PM EDT | Special Weather Statement | FFC | Glascock | 31 min |
| Jul 1, 4:52 PM EDT | Special Weather Statement | FFC | Barrow | 23 min |
| Jul 1, 4:53 PM EDT | Special Weather Statement | FFC | Haralson, Polk | 37 min |
| Jul 1, 4:55 PM EDT | Special Weather Statement | FFC | Gwinnett | 35 min |
| Jul 1, 4:58 PM EDT | Special Weather Statement | FFC | Carroll | 32 min |
| Jul 1, 5:09 PM EDT | Special Weather Statement | FFC | Chattooga, Fannin, Gilmer, Gordon, Murray, Towns and 1 more | 36 min |
| Jul 1, 5:12 PM EDT | Special Weather Statement | FFC | Cobb | 33 min |
| Jul 1, 5:14 PM EDT | Special Weather Statement | FFC | Paulding | 31 min |
| Jul 1, 5:21 PM EDT | Special Weather Statement | FFC | Coweta, Fayette | 24 min |
| Jul 1, 5:27 PM EDT | Severe Thunderstorm Warning | FFC | Gwinnett | 18 min |
| Jul 1, 5:44 PM EDT | Special Weather Statement | FFC | Bartow, Chattooga, Cherokee, Dawson, Floyd, Forsyth and 5 more | 31 min |
| Jul 1, 5:47 PM EDT | Special Weather Statement | FFC | Barrow | 28 min |
| Jul 1, 5:49 PM EDT | Special Weather Statement | FFC | Cobb, Paulding | 26 min |
| Jul 1, 5:50 PM EDT | Special Weather Statement | FFC | Coweta, Fayette | 25 min |
| Jul 1, 5:52 PM EDT | Special Weather Statement | FFC | Jefferson | 23 min |
| Jul 1, 6:15 PM EDT | Special Weather Statement | FFC | Clarke, Madison | 30 min |
| Jul 1, 6:16 PM EDT | Special Weather Statement | FFC | Forsyth | 29 min |
| Jul 1, 6:26 PM EDT | Special Weather Statement | FFC | Cherokee | 34 min |
| Jul 1, 6:27 PM EDT | Special Weather Statement | FFC | Barrow | 33 min |
| Jul 1, 6:28 PM EDT | Special Weather Statement | FFC | Jefferson | 32 min |
| Jul 1, 6:46 PM EDT | Special Weather Statement | FFC | Bartow | 29 min |
| Jul 1, 6:59 PM EDT | Special Weather Statement | FFC | Clarke, Oglethorpe | 31 min |
| Jul 1, 7:17 PM EDT | Special Weather Statement | FFC | Douglas | 28 min |
| Jul 1, 7:28 PM EDT | Special Weather Statement | FFC | Gordon | 32 min |
| Jul 1, 7:53 PM EDT | Special Weather Statement | FFC | Morgan | 37 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.