Alert archive / Georgia / Special Weather Statements in 2012
Special Weather Statement, NWS Atlanta, GA
NWS Atlanta, GA issued this special weather statement at Aug 2, 2012, 8:53 PM EDT for Spalding County, Georgia. It was in force for 52 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 2, 2012, 8:53 PM EDT (00:53 UTC)
- Expired
- Aug 2, 2012, 9:45 PM EDT
- In force
- 52 min
- Issued by
- NWS Atlanta, GA
County Spalding County, GA
The radar
The Atlanta radar (KFFC), 32 km from the middle of the area, began a volume at 00:57 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, 0.9 hours before the alert went out and 27 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
- 872 J/kg
- Mixed-layer CIN
- -77 J/kg
- Mixed-layer LCL
- 1131 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 176 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.7
The text
As transmitted, in the capitals the NWS used until 2016.
947
WWUS82 KFFC 030053
SPSFFC
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
853 PM EDT THU AUG 2 2012
GAZ056-030145-
853 PM EDT THU AUG 2 2012
...SIGNIFICANT WEATHER ADVISORY FOR HEAVY RAIN IN SPALDING COUNTY
UNTIL 945 PM EDT...
AT 848 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER HIGHLAND MILLS...MOVING SOUTHWEST AT 5 MPH.
RAINFALL AMOUNTS BETWEEN 3 TO 4 INCHES HAVE FALLEN OVER PORTIONS OF
THE COUNTY WITH ADDITIONAL AMOUNTS OF CLOSE TO ONE INCH EXPECTED. OF
PARTICULAR INTEREST ARE AREA CREEKS AND STREAMS WHERE POTATO CREEK
CONTINUES TO RISE. TRENDS WILL BE MONITORED FOR POSSIBLE FLASH FLOOD
WARNING. AREAS AFFECTED INCLUDE WALKER MILL...EXPERIMENT...HIGHLAND
MILLS...TOWALAGA...ORCHARD HILL...GRIFFIN...BIRDIE...VAUGHN...ROVER
AND ZETELLA. DRIVERS SHOULD USE CAUTION AS INTENSE RAINFALL WILL
REDUCE VISIBILITIES. PONDING OF WATER ON ROADWAYS IS ALSO LIKELY.
&&
LAT...LON 3334 8437 3332 8415 3330 8413 3330 8411
3329 8409 3325 8412 3318 8413 3318 8422
3319 8423 3319 8437 3321 8440 3321 8446
TIME...MOT...LOC 0051Z 063DEG 6KT 3326 8431
$$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 3, 5:35 PM EDT | Special Weather Statement | FFC | Cobb | 40 min |
| Aug 3, 6:11 PM EDT | Special Weather Statement | FFC | Union | 34 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.