Alert archive / Georgia / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 47, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Mar 1, 2017, 6:57 PM EST for 4 counties in Georgia. It was in force for 48 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
- Mar 1, 2017, 6:57 PM EST (23:57 UTC)
- Expired
- Mar 1, 2017, 7:45 PM EST
- In force
- 48 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Carroll County, GA, Coweta County, GA, Douglas County, GA, Fulton County, GA
The radar
The Atlanta radar (KFFC), 23 km from the middle of the area, began a volume at 23:55 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 |
|---|---|---|---|
| Mar 1, 7:13 PM EST | TSTM WND DMG | 1 Ene River West, GA | A COUPLE OF TREES REPORTED DOWN... ALONG WITH POWER LINES ON CAPPS FERRY RD. |
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 |
|---|---|---|---|
| Mar 1, 4:43 PM EST | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 12.0 hours before the alert went out and 26 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 680 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 173 m²/s²
- 0-3 km storm-relative helicity
- 306 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
435
WUUS52 KFFC 012357
SVRFFC
GAC045-077-097-121-020045-
/O.NEW.KFFC.SV.W.0047.170301T2357Z-170302T0045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
657 PM EST WED MAR 1 2017
The National Weather Service in Peachtree City has issued a
* Severe Thunderstorm Warning for...
Southeastern Carroll County in northwestern Georgia...
Southwestern Douglas County in north central Georgia...
North central Coweta County in west central Georgia...
Southwestern Fulton County in north central Georgia...
* Until 745 PM EST
* At 657 PM EST, severe thunderstorms were located extending from
Treasure Lake to near Carrollton, moving east at 45 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...
Newnan, Carrollton, East Point, Union City, College Park, Fairburn,
Tyrone, Palmetto, Whitesburg, Chattahoochee Hill Country, Plant
Yates, Byers Crossroads, Hannah, Seaton Lake, Fairplay, Dunaway
Gardens, Clem, Cannongate, Treasure Lake and Campbellton.
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 3367 8491 3365 8446 3355 8450 3354 8451
3352 8459 3351 8461 3348 8462 3345 8462
3338 8470 3354 8517
TIME...MOT...LOC 2357Z 272DEG 40KT 3362 8492 3354 8512
HAIL...1.00IN
WIND...60MPH
$$1 follow-up statement
989
WWUS52 KFFC 020036
SVSFFC
Severe Weather Statement
National Weather Service Peachtree City GA
736 PM EST WED MAR 1 2017
GAC045-077-097-121-020046-
/O.EXP.KFFC.SV.W.0047.000000T0000Z-170302T0045Z/
Carroll GA-Douglas GA-Coweta GA-Fulton GA-
736 PM EST WED MAR 1 2017
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CARROLL...
SOUTHWESTERN DOUGLAS...NORTH CENTRAL COWETA AND SOUTHWESTERN FULTON
COUNTIES WILL EXPIRE AT 745 PM EST...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore the warning will be allowed to expire. However gusty
winds and lightning remain possible with these thunderstorms.
A severe thunderstorm watch remains in effect until 1000 PM EST for
north central, northwestern and west central Georgia.
LAT...LON 3367 8491 3365 8446 3355 8450 3354 8451
3352 8459 3351 8461 3348 8462 3345 8462
3338 8470 3354 8517
TIME...MOT...LOC 0036Z 272DEG 40KT 3360 8441 3352 8461
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 1, 3:39 PM EST | Severe Thunderstorm Warning | FFC | Catoosa, Dade, Walker, Whitfield | 38 min |
| Mar 1, 4:12 PM EST | Special Weather Statement | FFC | Murray, Whitfield | 33 min |
| Mar 1, 4:19 PM EST | Severe Thunderstorm Warning | FFC | Bartow, Chattooga, Floyd, Gordon, Murray | 41 min |
| Mar 1, 4:50 PM EST | Special Weather Statement | FFC | Fannin, Union | 25 min |
| Mar 1, 4:55 PM EST | Severe Thunderstorm Warning | FFC | Bartow, Cherokee, Gordon, Pickens | 50 min |
| Mar 1, 4:56 PM EST | Special Weather Statement | FFC | Chattooga | 34 min |
| Mar 1, 4:58 PM EST | Severe Thunderstorm Warning | FFC | Fannin, Gilmer, Lumpkin, Towns, Union, White | 47 min |
| Mar 1, 5:06 PM EST | Special Weather Statement | FFC | Banks | 24 min |
| Mar 1, 5:30 PM EST | Special Weather Statement | FFC | Polk | 30 min |
| Mar 1, 5:36 PM EST | Special Weather Statement | FFC | Lumpkin | 24 min |
| Mar 1, 5:47 PM EST | Severe Thunderstorm Warning | FFC | Dawson, Hall, Lumpkin, White | 43 min |
| Mar 1, 5:53 PM EST | Special Weather Statement | FFC | Polk | 37 min |
| Mar 1, 6:11 PM EST | Special Weather Statement | FFC | Dawson | 34 min |
| Mar 1, 6:14 PM EST | Special Weather Statement | FFC | Banks | 31 min |
| Mar 1, 6:20 PM EST | Severe Thunderstorm Warning | FFC | Carroll, Douglas, Haralson, Paulding | 40 min |
| Mar 1, 6:23 PM EST | Special Weather Statement | FFC | Banks, Hall | 37 min |
| Mar 1, 6:35 PM EST | Special Weather Statement | FFC | Cobb | 25 min |
| Mar 1, 6:58 PM EST | Special Weather Statement | FFC | Cobb, Douglas, Fulton | 32 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.