Alert archive / Georgia / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 45, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Mar 1, 2017, 5:47 PM EST for 4 counties in Georgia. It was in force for 43 min. 2 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
- Mar 1, 2017, 5:47 PM EST (22:47 UTC)
- Expired
- Mar 1, 2017, 6:30 PM EST
- In force
- 43 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Dawson County, GA, Hall County, GA, Lumpkin County, GA, White County, GA
The radar
The Atlanta radar (KFFC), 152 km from the middle of the area, began a volume at 22:50 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, 6:00 PM EST | TSTM WND DMG | 1 Nne Dahlonega, GA | A COUPLE OF SMALL TREES REPORTED DOWN AT THE INTERSECTION OF SKY COUNTRY ROAD AND WIMPY MILL ROAD |
| Mar 1, 6:16 PM EST | TSTM WND DMG | 1 Se Mossy Creek, GA | SEVERAL TREES WERE DOWNED ON WEBSTER LAKE ROAD. |
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, 12:48 PM EST | Tornado Watch | SPC | 6 hr |
| 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, 10.8 hours before the alert went out and 148 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.
411
WUUS52 KFFC 012247
SVRFFC
GAC085-139-187-311-012330-
/O.NEW.KFFC.SV.W.0045.170301T2247Z-170301T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
547 PM EST WED MAR 1 2017
The National Weather Service in Peachtree City has issued a
* Severe Thunderstorm Warning for...
Lumpkin County in north central Georgia...
White County in northeastern Georgia...
Central Dawson County in north central Georgia...
North central Hall County in north central Georgia...
* Until 630 PM EST
* At 547 PM EST, a severe thunderstorm was located over Nimblewill,
or 7 miles west of Dahlonega, moving east at 60 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...
Dahlonega, Cleveland, Dawsonville, Clermont, Helen, Camp Merrill,
Mossy Creek, Juno, Len Foote Hike Inn, Camp Coleman Lake, Auraria,
Garland, Leaf, Smithgall Woods Conservation Are, Porter Springs,
Turners Corner, Nimblewill, Sautee, Qualatchee Lake and McKee.
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.
&&
A tornado watch remains in effect until 700 PM EST for north central
and northeastern Georgia.
LAT...LON 3467 8364 3465 8366 3462 8364 3458 8364
3455 8362 3453 8363 3451 8366 3449 8366
3443 8419 3460 8422 3461 8421 3462 8419
3461 8419 3462 8418 3464 8404 3465 8404
3473 8363
TIME...MOT...LOC 2247Z 261DEG 51KT 3454 8411
HAIL...1.00IN
WIND...60MPH
$$1 follow-up statement
622
WWUS52 KFFC 012308
SVSFFC
Severe Weather Statement
National Weather Service Peachtree City GA
608 PM EST WED MAR 1 2017
GAC085-012318-
/O.CAN.KFFC.SV.W.0045.000000T0000Z-170301T2330Z/
Dawson GA-
608 PM EST WED MAR 1 2017
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL DAWSON COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A tornado watch remains in effect until 700 PM EST for north central
and northeastern Georgia.
A severe thunderstorm watch remains in effect until 1000 PM EST for
north central Georgia.
LAT...LON 3467 8364 3465 8366 3462 8364 3458 8364
3455 8362 3453 8363 3451 8366 3449 8366
3445 8405 3463 8410 3464 8404 3465 8404
3473 8363
TIME...MOT...LOC 2308Z 260DEG 42KT 3457 8379
$$
GAC139-187-311-012330-
/O.CON.KFFC.SV.W.0045.000000T0000Z-170301T2330Z/
Lumpkin GA-White GA-Hall GA-
608 PM EST WED MAR 1 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM EST
FOR CENTRAL LUMPKIN...WHITE AND NORTH CENTRAL HALL COUNTIES...
At 608 PM EST, a severe thunderstorm was located over Cleveland,
moving east at 50 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...
Dahlonega, Cleveland, Clermont, Helen, Mossy Creek, Camp Coleman
Lake, Auraria, Garland, Leaf, Smithgall Woods Conservation Are,
Porter Springs, Turners Corner, Sautee and Qualatchee Lake.
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.
&&
A tornado watch remains in effect until 700 PM EST for north central
and northeastern Georgia.
LAT...LON 3467 8364 3465 8366 3462 8364 3458 8364
3455 8362 3453 8363 3451 8366 3449 8366
3445 8405 3463 8410 3464 8404 3465 8404
3473 8363
TIME...MOT...LOC 2308Z 260DEG 42KT 3457 8379
HAIL...1.00IN
WIND...60MPH
$$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, 5:53 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, 6:57 PM EST | Severe Thunderstorm Warning | FFC | Carroll, Coweta, Douglas, Fulton | 48 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.