Alert archive / Georgia / Special Weather Statements in 2021
Special Weather Statement, NWS Atlanta, GA
NWS Atlanta, GA issued this special weather statement at Aug 15, 2021, 9:29 PM EDT for Dade County, Georgia. It was in force for 61 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
- Aug 15, 2021, 9:29 PM EDT (01:29 UTC)
- Expired
- Aug 15, 2021, 10:30 PM EDT
- In force
- 61 min
- Issued by
- NWS Atlanta, GA
County Dade County, GA
The radar
The Northeast Alabama radar (KHTX), 64 km from the middle of the area, began a volume at 01:33 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
Nashville Metro, TN (KBNA), launched 00:00Z, 1.5 hours before the alert went out and 175 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
- 475 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 689 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -10 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
881
WWUS82 KFFC 160129
SPSFFC
Special Weather Statement
National Weather Service Peachtree City GA
929 PM EDT Sun Aug 15 2021
GAZ001-002-160230-
Walker GA-Dade GA-
929 PM EDT Sun Aug 15 2021
...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF NORTHWESTERN WALKER
AND DADE COUNTIES THROUGH 1030 PM EDT...
At 928 PM EDT...a strong thunderstorm was over Trenton...moving
northeast at 5 mph.
HAZARD...Heavy rain.
SOURCE...Radar indicated.
IMPACT...Heavy rain may cause temporary street flooding especially
in poor drainage areas.
Some locations in the path of this storm include
Trenton, Rossville, Lookout Mountain, Rising Fawn, Cole City,
Wildwood, Fairview, Stephensville, Chattanooga Valley, New England,
Morganville, Hooker and Cloudland Canyon State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Motorists should slow down and be prepared for possible loss of
control due to hydroplaning.
LAT...LON 3499 8526 3493 8527 3466 8554 3498 8560
TIME...MOT...LOC 0128Z 218DEG 6KT 3485 8548
MAX HAIL SIZE...
MAX WIND GUST...
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 15, 10:14 PM EDT | Special Weather Statement | FFC | Catoosa | 31 min |
| Aug 15, 10:46 PM EDT | Special Weather Statement | FFC | Catoosa, Dade, Walker | 29 min |
| Aug 15, 11:10 PM EDT | Special Weather Statement | FFC | Catoosa, Dade, Walker | 35 min |
| Aug 16, 12:08 AM EDT | Special Weather Statement | FFC | Catoosa, Chattooga, Floyd, Murray, Walker, Whitfield | 22 min |
| Aug 16, 12:11 AM EDT | Special Weather Statement | FFC | Fannin, Gilmer, Lumpkin, Union | 34 min |
| Aug 16, 1:13 AM EDT | Special Weather Statement | FFC | Towns, Union | 32 min |
| Aug 16, 3:07 AM EDT | River Flood Warning | FFC | Whitfield | 19 min |
| Aug 16, 4:32 AM EDT | Flash Flood Watch | FFC | Banks, Barrow, Bartow, Bibb, Butts, Carroll and 65 more | 40 hr |
| Aug 16, 12:19 PM EDT | Wind Advisory | FFC | Bibb, Butts, Chattahoochee, Clarke, Clayton, Coweta and 35 more | 19 hr |
| Aug 16, 3:02 PM EDT | Special Weather Statement | FFC | Morgan, Walton | 28 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.