Alert archive / Georgia / Special Weather Statements in 2021
Special Weather Statement, NWS Atlanta, GA
NWS Atlanta, GA issued this special weather statement at Jun 21, 2021, 6:31 PM EDT for Banks County, Forsyth County, Hall County, Georgia. It was in force for 44 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
- Jun 21, 2021, 6:31 PM EDT (22:31 UTC)
- Expired
- Jun 21, 2021, 7:15 PM EDT
- In force
- 44 min
- Issued by
- NWS Atlanta, GA
- Hail
- 0.25 in
- Wind
- 40
Counties Banks County, GA, Forsyth County, GA, Hall County, GA
The radar
The Atlanta radar (KFFC), 134 km from the middle of the area, began a volume at 22:34 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, 10.5 hours before the alert went out and 130 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
- 719 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 773 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- -1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
988
WWUS82 KFFC 212231
SPSFFC
Special Weather Statement
National Weather Service Peachtree City GA
631 PM EDT Mon Jun 21 2021
GAZ014-015-021>025-033>035-212315-
Hall GA-Banks GA-Jackson GA-Dawson GA-North Fulton GA-Barrow GA-
Cherokee GA-Forsyth GA-Gwinnett GA-Lumpkin GA-
631 PM EDT Mon Jun 21 2021
...SIGNIFICANT WEATHER ADVISORY FOR HALL...BANKS...NORTHWESTERN
JACKSON...SOUTHEASTERN DAWSON...NORTH FULTON...NORTHWESTERN BARROW...
EASTERN CHEROKEE...FORSYTH...NORTHERN GWINNETT AND SOUTHEASTERN
LUMPKIN COUNTIES UNTIL 715 PM EDT...
At 631 PM EDT...a strong thunderstorm was over Silver City, or near
Dawsonville...moving northeast at 20 mph.
HAZARD...Winds up to 40 mph...pea sized hail...frequent lightning
and heavy rain.
IMPACT...Expect minor damage to tree limbs and blowing around of
light...unsecured objects. Heavy rain may cause temporary
street flooding especially in poor drainage areas.
Some locations in the path of this storm include
Gainesville, Jefferson, Commerce, Cumming, Dahlonega, Dawsonville,
Homer, Johns Creek, Alpharetta, Duluth, Sugar Hill, Suwanee, Buford,
Braselton, Flowery Branch, Oakwood, Lula, Maysville, Berkeley Lake
and Hoschton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning. Motorists
should slow down and be prepared for possible loss of control due to
hydroplaning.
LAT...LON 3455 8386 3453 8383 3450 8384 3450 8379
3452 8379 3450 8367 3443 8361 3449 8354
3446 8340 3442 8338 3432 8339 3430 8337
3413 8365 3401 8398 3396 8417 3412 8424
3420 8433 3436 8429 3460 8390 3461 8386
TIME...MOT...LOC 2231Z 236DEG 18KT 3435 8411
HAIL...0.25IN
WIND...40MPH
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 4:14 AM EDT | Flash Flood Watch | FFC | Bartow, Catoosa, Chattooga, Cherokee, Dade, Dawson and 13 more | 30 hr |
| Jun 21, 4:28 PM EDT | Special Weather Statement | FFC | Haralson, Polk | 32 min |
| Jun 21, 4:34 PM EDT | Special Weather Statement | FFC | Chattooga, Floyd | 26 min |
| Jun 21, 5:10 PM EDT | Special Weather Statement | FFC | Chattooga, Gordon | 35 min |
| Jun 21, 5:33 PM EDT | Special Weather Statement | FFC | Catoosa, Whitfield | 27 min |
| Jun 21, 5:42 PM EDT | Special Weather Statement | FFC | Bartow, Cherokee, Pickens | 33 min |
| Jun 21, 5:47 PM EDT | Special Weather Statement | FFC | Gilmer, Gordon, Murray | 28 min |
| Jun 21, 5:56 PM EDT | Special Weather Statement | FFC | Forsyth, Hall | 34 min |
| Jun 21, 6:22 PM EDT | Special Weather Statement | FFC | Dawson, Fannin, Gilmer, Lumpkin, Pickens | 23 min |
| Jun 21, 6:47 PM EDT | Special Weather Statement | FFC | Dawson, Lumpkin, Union | 28 min |
| Jun 21, 7:19 PM EDT | Special Weather Statement | FFC | Banks, Jackson | 26 min |
| Jun 21, 7:50 PM EDT | Special Weather Statement | FFC | Towns | 25 min |
| Jun 21, 7:58 PM EDT | Special Weather Statement | FFC | Carroll | 47 min |
Nearby
Special Weather Statements in Georgia, 2021Every special weather statement 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.