Alert archive / Georgia / Special Weather Statements in 2021
Special Weather Statement, NWS Atlanta, GA
NWS Atlanta, GA issued this special weather statement at Jul 20, 2021, 5:55 PM EDT for Bibb County, Georgia. It was in force for 35 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 20, 2021, 5:55 PM EDT (21:55 UTC)
- Expired
- Jul 20, 2021, 6:30 PM EDT
- In force
- 35 min
- Issued by
- NWS Atlanta, GA
- Wind
- 40
County Bibb County, GA
The radar
The Robins AFB radar (KJGX), 30 km from the middle of the area, began a volume at 21:58 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
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 9.9 hours before the alert went out and 262 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
- 1362 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 707 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
As transmitted.
827
WWUS82 KFFC 202155
SPSFFC
Special Weather Statement
National Weather Service Peachtree City GA
555 PM EDT Tue Jul 20 2021
GAZ082-083-094-095-202230-
Peach GA-Bibb GA-Houston GA-Twiggs GA-
555 PM EDT Tue Jul 20 2021
...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN PEACH...SOUTHEASTERN
BIBB...NORTHEASTERN HOUSTON AND NORTHWESTERN TWIGGS COUNTIES UNTIL
630 PM EDT...
At 555 PM EDT...a strong thunderstorm was over Middle Georgia
Regional Airport, or 10 miles south of Macon...moving east at 25 mph.
HAZARD...Winds up to 40 mph and heavy rain.
IMPACT...Expect minor damage to tree limbs and blowing around of
light...unsecured objects. Heavy rain may cause temporary
street flooding especially in poor drainage areas.
Some locations in the path of this storm include
Macon, Warner Robins, Centerville, Byron, Robins Air Force Base,
Marion, Bullard, Rutland, Fitzpatrick, Huber, Dry Branch, Skipperton,
Elberta, Franklinton and Middle Georgia Regional Airport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
People outdoors should seek shelter immediately. Motorists should
slow down and be prepared for possible loss of control due to
hydroplaning.
LAT...LON 3259 8376 3269 8377 3269 8374 3272 8376
3271 8377 3274 8377 3285 8354 3275 8342
3260 8344
TIME...MOT...LOC 2155Z 253DEG 24KT 3268 8366
WIND...40MPH
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 9:37 PM EDT | Special Weather Statement | FFC | Coweta | 53 min |
| Jul 19, 10:07 PM EDT | Flash Flood Warning | FFC | Coweta, Heard, Troup | 6 hr |
| Jul 19, 10:13 PM EDT | Flash Flood Warning | FFC | Clayton, DeKalb, Fulton | 6 hr |
| Jul 19, 10:22 PM EDT | River Flood Warning | FFC | DeKalb | 4 hr |
| Jul 19, 10:31 PM EDT | River Flood Warning | FFC | DeKalb | 2 hr |
| Jul 19, 11:09 PM EDT | River Flood Warning | FFC | DeKalb | 98 min |
| Jul 20, 3:21 AM EDT | Flash Flood Watch | FFC | Banks, Barrow, Bartow, Carroll, Catoosa, Chattooga and 39 more | 19 hr |
| Jul 20, 1:45 PM EDT | Special Weather Statement | FFC | Hancock | 30 min |
| Jul 20, 3:54 PM EDT | Special Weather Statement | FFC | Newton | 36 min |
| Jul 20, 4:22 PM EDT | Special Weather Statement | FFC | Morgan | 23 min |
| Jul 20, 5:01 PM EDT | Special Weather Statement | FFC | Wilkes | 44 min |
| Jul 20, 5:40 PM EDT | Special Weather Statement | FFC | Meriwether, Troup | 35 min |
| Jul 20, 7:17 PM EDT | Flash Flood Warning | FFC | Carroll, Haralson | 6 hr |
| Jul 20, 7:41 PM EDT | Special Weather Statement | FFC | Lamar, Pike | 49 min |
| Jul 20, 7:57 PM EDT | Special Weather Statement | FFC | Johnson | 48 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.