Alert archive / Georgia / Special Weather Statements in 2021
Special Weather Statement, NWS Atlanta, GA
NWS Atlanta, GA issued this special weather statement at Oct 21, 2021, 9:38 PM EDT for Gilmer County, Georgia. It was in force for 37 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
- Oct 21, 2021, 9:38 PM EDT (01:38 UTC)
- Expired
- Oct 21, 2021, 10:15 PM EDT
- In force
- 37 min
- Issued by
- NWS Atlanta, GA
- Hail
- 0.00 in
- Wind
- 40
County Gilmer County, GA
The radar
The Atlanta radar (KFFC), 146 km from the middle of the area, began a volume at 01:42 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 00:00Z, 1.6 hours before the alert went out and 144 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
- 236 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 887 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 185 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 3.1
The text
As transmitted.
935
WWUS82 KFFC 220138
SPSFFC
Special Weather Statement
National Weather Service Peachtree City GA
938 PM EDT Thu Oct 21 2021
GAZ006>008-014-015-220215-
Gilmer GA-Dawson GA-Union GA-Lumpkin GA-Fannin GA-
938 PM EDT Thu Oct 21 2021
...A strong thunderstorm will impact portions of west central
Lumpkin, southeastern Gilmer, northwestern Dawson, southwestern Union
and southeastern Fannin Counties through 1015 PM EDT...
At 937 PM EDT, a strong thunderstorm was over East Ellijay, or over
Ellijay, moving east at 40 mph.
HAZARD...Winds up to 40 mph and frequent lightning.
SOURCE...Radar indicated.
IMPACT...Expect minor damage to tree limbs and blowing around of
light, unsecured objects. Lightning is one of nature's
leading killers. If you can hear thunder, you are close
enough to be struck by lightning.
Locations impacted include...
East Ellijay, Amicalola Falls State Park, Margret, Camp Merrill,
Dial, Springer Mountain Shelter, Len Foote Hike Inn, Cartecay,
Pisgah, Black Gap Shelter, Stover Creek Shelter, Hawk Mountain
Shelter, Nimblewill, Roy and Gaddistown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
People outdoors should seek shelter immediately. Electrical
appliances should not be used unless in an emergency.
&&
LAT...LON 3464 8448 3478 8445 3475 8406 3459 8404
3452 8413
TIME...MOT...LOC 0137Z 288DEG 34KT 3470 8445
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 21, 8:01 PM EDT | Special Weather Statement | FFC | Catoosa, Walker | 29 min |
| Oct 21, 8:23 PM EDT | Special Weather Statement | FFC | Gordon, Murray, Whitfield | 37 min |
| Oct 21, 8:56 PM EDT | Tornado Warning | FFC | Gilmer, Gordon, Murray, Pickens | 23 min |
| Oct 21, 9:23 PM EDT | Special Weather Statement | FFC | Floyd | 37 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.