Alert archive / Georgia / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 83, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 26, 2012, 7:29 PM EDT for Fannin County, Georgia. It was in force for 21 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
- Apr 26, 2012, 7:29 PM EDT (23:29 UTC)
- Expired
- Apr 26, 2012, 7:50 PM EDT
- In force
- 21 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
County Fannin County, GA
The radar
The Northeast Alabama radar (KHTX), 162 km from the middle of the area, began a volume at 23:32 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 12:00Z, 11.5 hours before the alert went out and 250 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
- 824 J/kg
- Mixed-layer CIN
- -212 J/kg
- Mixed-layer LCL
- 986 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 317 m²/s²
- 0-3 km storm-relative helicity
- 344 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 9.1
The text
As transmitted, in the capitals the NWS used until 2016.
894
WUUS52 KFFC 262329
SVRFFC
GAC111-270015-
/O.NEW.KFFC.SV.W.0083.120426T2329Z-120427T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
729 PM EDT THU APR 26 2012
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
FANNIN COUNTY IN NORTH CENTRAL GEORGIA
* UNTIL 815 PM EDT
* AT 726 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZED HAIL...AND
DAMAGING WINDS UP TO 60 MPH. THIS STORM WAS LOCATED 10 MILES WEST
OF MCCAYSVILLE-COPPERHILL...AND MOVING SOUTHEAST AT 35 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BLUE
RIDGE AND MORGANTON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.
IF YOU SEE WIND DAMAGE...HAIL OR FLOODING...WAIT UNTIL THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX.
&&
LAT...LON 3499 8415 3495 8418 3489 8411 3485 8414
3481 8414 3481 8433 3484 8438 3484 8439
3485 8442 3485 8462 3499 8462
TIME...MOT...LOC 2329Z 306DEG 32KT 3499 8455
$$1 follow-up statement
716
WWUS52 KFFC 262350
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
750 PM EDT THU APR 26 2012
GAC111-262358-
/O.CAN.KFFC.SV.W.0083.000000T0000Z-120427T0015Z/
FANNIN GA-
750 PM EDT THU APR 26 2012
...THE SEVERE THUNDERSTORM WARNING FOR FANNIN COUNTY IS CANCELLED...
AT 750 PM EDT... THE ONCE SEVERE STORM HAD WEAKENED BELOW SEVERE
LEVELS AND WAS LOCATED NEAR EPWORTH AND COPPERHILL...MOVING
SOUTHEAST AT 35 MPH. ALTHOUGH THIS STORM IS NO LONGER EXPECTED TO
PRODUCE SEVERE WEATHER... STRONG GUSTY WINDS UP TO 40 MPH...VERY
HEAVY RAIN...AND SMALL HAIL ARE STILL POSSIBLE.
IF YOU SEE WIND DAMAGE...HAIL OR FLOODING...WAIT UNTIL THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX.
LAT...LON 3499 8415 3495 8418 3489 8411 3485 8414
3481 8414 3481 8433 3484 8438 3484 8439
3485 8442 3485 8462 3499 8462
TIME...MOT...LOC 2348Z 301DEG 32KT 3493 8436
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 9:16 AM EDT | Special Weather Statement | FFC | Fannin, Towns, Union | 59 min |
| Apr 26, 9:34 AM EDT | Severe Thunderstorm Warning | FFC | Fannin, Lumpkin, Towns, Union, White | 41 min |
| Apr 26, 10:14 AM EDT | Special Weather Statement | FFC | Towns | 31 min |
| Apr 26, 6:28 PM EDT | Special Weather Statement | FFC | Towns, Union | 47 min |
| Apr 26, 6:44 PM EDT | Severe Thunderstorm Warning | FFC | Towns, Union | 46 min |
| Apr 26, 7:12 PM EDT | Special Weather Statement | FFC | Fannin, Murray | 33 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2012Every severe thunderstorm warning 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.