Alert archive / Georgia / Special Weather Statements in 2012
Special Weather Statement, NWS Atlanta, GA
NWS Atlanta, GA issued this special weather statement at Aug 7, 2012, 2:21 PM EDT for Cherokee County, Georgia. It was in force for 24 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 7, 2012, 2:21 PM EDT (18:21 UTC)
- Expired
- Aug 7, 2012, 2:45 PM EDT
- In force
- 24 min
- Issued by
- NWS Atlanta, GA
County Cherokee County, GA
The radar
The Atlanta radar (KFFC), 91 km from the middle of the area, began a volume at 18:22 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, 6.4 hours before the alert went out and 89 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
- 717 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 568 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- -24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
953
WWUS82 KFFC 071821
SPSFFC
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
221 PM EDT TUE AUG 7 2012
GAZ021-033-071845-
221 PM EDT TUE AUG 7 2012
...SIGNIFICANT WEATHER ADVISORY FOR PEA SIZED HAIL AND 40 MPH WINDS
IN CHEROKEE AND FULTON COUNTIES UNTIL 245 PM EDT...
AT 218 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
NEARLY STATIONARY STRONG THUNDERSTORM NEAR MILTON.
THIS STORM HAS THE POTENTIAL TO PRODUCE PEA SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 40 MPH AS IT MOVES ACROSS
CHEROKEE AND FULTON COUNTIES THROUGH 245 PM EDT. SOME LOCATIONS IN
THE PATH OF THIS STORM INCLUDE MILTON...ALPHARETTA...BIRMINGHAM...
FREE HOME...BUFFINGTON...HOLBROOK...LATHEMTOWN...UNION HILL AND
HICKORY FLAT. HEAVY DOWNPOURS WILL CAUSE PONDING OF WATER ON
ROADWAYS.
THESE WIND GUSTS MAY PRODUCE MINOR DAMAGE TO TREE LIMBS AND BLOW
LIGHT...UNSECURED OBJECTS AROUND.
&&
LAT...LON 3411 8426 3410 8422 3409 8421 3406 8440
3426 8448 3431 8426
TIME...MOT...LOC 1821Z 167DEG 2KT 3416 8431
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 2:11 AM EDT | Special Weather Statement | FFC | Union | 34 min |
| Aug 7, 3:36 PM EDT | Special Weather Statement | FFC | Cobb | 39 min |
| Aug 7, 4:15 PM EDT | Special Weather Statement | FFC | Toombs | 30 min |
| Aug 7, 4:32 PM EDT | Special Weather Statement | FFC | Montgomery, Telfair, Wheeler | 28 min |
| Aug 7, 4:40 PM EDT | Special Weather Statement | FFC | Wilkes | 35 min |
| Aug 7, 4:44 PM EDT | Special Weather Statement | FFC | Toombs | 16 min |
| Aug 7, 4:52 PM EDT | Special Weather Statement | FFC | Union | 38 min |
| Aug 7, 4:58 PM EDT | Special Weather Statement | FFC | Montgomery, Telfair, Toombs, Wheeler | 32 min |
| Aug 7, 5:02 PM EDT | Severe Thunderstorm Warning | FFC | Montgomery, Wheeler | 43 min |
| Aug 7, 5:09 PM EDT | Special Weather Statement | FFC | Wilkes | 36 min |
| Aug 7, 5:20 PM EDT | Special Weather Statement | FFC | Emanuel | 25 min |
| Aug 7, 5:49 PM EDT | Special Weather Statement | FFC | Laurens | 26 min |
| Aug 7, 5:59 PM EDT | Special Weather Statement | FFC | Johnson | 31 min |
| Aug 7, 6:22 PM EDT | Special Weather Statement | FFC | Johnson | 23 min |
| Aug 7, 6:57 PM EDT | Special Weather Statement | FFC | Glascock | 33 min |
| Aug 7, 7:05 PM EDT | Special Weather Statement | FFC | Washington | 25 min |
| Aug 7, 7:17 PM EDT | Special Weather Statement | FFC | Hall | 28 min |
| Aug 7, 7:34 PM EDT | Special Weather Statement | FFC | Glascock, Washington | 86 min |
| Aug 7, 7:56 PM EDT | Special Weather Statement | FFC | Banks, Madison | 49 min |
Nearby
Special Weather Statements in Georgia, 2012Every special weather statement in 2012
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.