Alert archive / Georgia / Special Weather Statements in 2021
Special Weather Statement, NWS Atlanta, GA
NWS Atlanta, GA issued this special weather statement at Jul 17, 2021, 6:18 PM EDT for Harris County, Georgia. It was in force for 27 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
- Jul 17, 2021, 6:18 PM EDT (22:18 UTC)
- Expired
- Jul 17, 2021, 6:45 PM EDT
- In force
- 27 min
- Issued by
- NWS Atlanta, GA
- Hail
- 0.25 in
- Wind
- 40
County Harris County, GA
The radar
The Maxwell AFB radar (KMXX), 72 km from the middle of the area, began a volume at 22:21 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, 10.3 hours before the alert went out and 94 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
- 97 J/kg
- Mixed-layer CIN
- -97 J/kg
- Mixed-layer LCL
- 1112 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -42 m²/s²
- 0-3 km storm-relative helicity
- -21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
465
WWUS82 KFFC 172218
SPSFFC
Special Weather Statement
National Weather Service Peachtree City GA
618 PM EDT Sat Jul 17 2021
GAZ078-089-172245-
Harris GA-Muscogee GA-
618 PM EDT Sat Jul 17 2021
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN HARRIS AND
NORTHWESTERN MUSCOGEE COUNTIES UNTIL 645 PM EDT...
At 617 PM EDT...a strong thunderstorm was centered just east of Goat
Rock Lake, or 3 miles southwest of Mulberry Grove...moving northeast
at 5 mph.
HAZARD...Up to 40 mph wind...pea sized hail and frequent cloud to
ground lightning.
IMPACT...Expect minor damage to tree limbs and blowing around of
light...unsecured objects.
Some locations in the path of this storm include
Goat Rock Lake, Fortson, Mountain Hill, Mulberry Grove, Lake Harding
and Cataula.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning.
LAT...LON 3276 8495 3271 8484 3261 8489 3257 8505
3259 8508 3262 8509 3263 8508 3264 8510
3264 8511 3266 8509 3267 8509 3269 8512
3269 8511
TIME...MOT...LOC 2217Z 244DEG 6KT 3262 8502
HAIL...0.25IN
WIND...40MPH
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 16, 8:25 PM EDT | Special Weather Statement | FFC | Hall | 35 min |
| Jul 16, 9:01 PM EDT | Special Weather Statement | FFC | Montgomery | 29 min |
| Jul 16, 9:57 PM EDT | Special Weather Statement | FFC | Lumpkin | 33 min |
| Jul 17, 3:58 PM EDT | Special Weather Statement | FFC | Lamar | 32 min |
| Jul 17, 5:51 PM EDT | Special Weather Statement | FFC | Muscogee | 24 min |
| Jul 17, 6:59 PM EDT | Special Weather Statement | FFC | Meriwether | 31 min |
| Jul 17, 7:26 PM EDT | Special Weather Statement | FFC | Meriwether | 34 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.