Alert archive / Georgia / Special Weather Statements in 2012
Special Weather Statement, NWS Atlanta, GA
NWS Atlanta, GA issued this special weather statement at Aug 3, 2012, 6:11 PM EDT for Union County, Georgia. It was in force for 34 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 3, 2012, 6:11 PM EDT (22:11 UTC)
- Expired
- Aug 3, 2012, 6:45 PM EDT
- In force
- 34 min
- Issued by
- NWS Atlanta, GA
County Union County, GA
The radar
The Knoxville radar (KMRX), 149 km from the middle of the area, began a volume at 22:11 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, 10.2 hours before the alert went out and 178 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
- 115 J/kg
- Mixed-layer CIN
- -110 J/kg
- Mixed-layer LCL
- 833 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
811
WWUS82 KFFC 032211
SPSFFC
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
611 PM EDT FRI AUG 3 2012
GAZ008-009-032245-
611 PM EDT FRI AUG 3 2012
...SIGNIFICANT WEATHER ADVISORY FOR PEA SIZED HAIL AND 40 MPH WINDS
IN UNION AND TOWNS COUNTIES UNTIL 645 PM EDT...
AT 607 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER BLAIRSVILLE...MOVING NORTHEAST AT 5 MPH.
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
UNION AND TOWNS COUNTIES THROUGH 645 PM EDT. SOME LOCATIONS IN THE
PATH OF THIS STORM INCLUDE OWLTOWN...BLAIRSVILLE...HIAWASSEE...
BRASSTOWN BALD...YOUNG HARRIS...ALEXANDERS MILL...TRACK ROCK...
NOTTELY DAM...IVY LOG AND GUMLOG. HEAVY DOWNPOURS WILL CAUSE PONDING
OF WATER ON ROADWAYS.
&&
LAT...LON 3493 8370 3476 8397 3488 8411 3491 8412
3492 8415 3494 8417 3495 8418 3499 8413
3499 8380
TIME...MOT...LOC 2211Z 208DEG 4KT 3489 8402
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 8:05 PM EDT | Flash Flood Warning | FFC | DeKalb, Fulton | 4 hr |
| Aug 2, 8:53 PM EDT | Special Weather Statement | FFC | Spalding | 52 min |
| Aug 3, 5:35 PM EDT | Special Weather Statement | FFC | Cobb | 40 min |
| Aug 3, 6:42 PM EDT | Special Weather Statement | FFC | DeKalb, Gwinnett | 33 min |
| Aug 3, 6:51 PM EDT | Severe Thunderstorm Warning | FFC | DeKalb, Gwinnett, Rockdale, Walton | 39 min |
| Aug 3, 7:36 PM EDT | Special Weather Statement | FFC | Fayette | 39 min |
| Aug 3, 7:44 PM EDT | Severe Thunderstorm Warning | FFC | Clayton, DeKalb, Fayette, Fulton, Henry | 46 min |
| Aug 3, 7:59 PM EDT | Special Weather Statement | FFC | Gwinnett | 46 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.