Alert archive / Georgia / Wind Advisories in 2021
Wind Advisory 5, NWS Atlanta, GA
NWS Atlanta, GA issued this wind advisory at Aug 16, 2021, 12:19 PM EDT for 41 counties in Georgia. It took effect at Aug 17, 2021, 12:00 AM EDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Aug 16, 2021, 12:19 PM EDT (16:19 UTC)
- In effect from
- Aug 17, 2021, 12:00 AM EDT
- Expired
- Aug 17, 2021, 7:00 AM EDT
- In force
- 7 hr
- Issued by
- NWS Atlanta, GA
All 41 counties
Bibb County, GA, Butts County, GA, Chattahoochee County, GA, Clarke County, GA, Clayton County, GA, Coweta County, GA, Crawford County, GA, Crisp County, GA, Dooly County, GA, Fayette County, GA, Greene County, GA, Harris County, GA, Henry County, GA, Houston County, GA, Jasper County, GA, Jones County, GA, Lamar County, GA, Macon County, GA, Madison County, GA, Marion County, GA, Meriwether County, GA, Monroe County, GA, Morgan County, GA, Muscogee County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Peach County, GA, Pike County, GA, Putnam County, GA, Rockdale County, GA, Schley County, GA, Spalding County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Troup County, GA, Upson County, GA, Walton County, GA, Webster County, GA
The radar
The Atlanta radar (KFFC), 62 km from the middle of the area, began a volume at 16:23 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, 4.3 hours before the alert went out and 58 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
- 86 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 1005 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
980 WWUS72 KFFC 161619 NPWFFC URGENT - WEATHER MESSAGE National Weather Service Peachtree City GA 1219 PM EDT Mon Aug 16 2021 GAZ046-048-053>059-066>072-078>082-089>095-102>106-170230- /O.NEW.KFFC.WI.Y.0005.210817T0400Z-210817T1800Z/ Rockdale-Newton-Coweta-Fayette-Clayton-Spalding-Henry-Butts- Jasper-Troup-Meriwether-Pike-Upson-Lamar-Monroe-Jones-Harris- Talbot-Taylor-Crawford-Bibb-Muscogee-Chattahoochee-Marion-Schley- Macon-Peach-Houston-Stewart-Webster-Sumter-Dooly-Crisp- Including the cities of Conyers, Covington, Newnan, Peachtree City, Griffin, Macon, Columbus, Warner Robins, Lumpkin, Americus, and Cordele 1219 PM EDT Mon Aug 16 2021 ...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 2 PM EDT TUESDAY... * WHAT...Southeast winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...Portions of central, north central and west central Georgia. * WHEN...From midnight tonight to 2 PM EDT Tuesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
3 follow-up statements
289 WWUS72 KFFC 162157 NPWFFC URGENT - WEATHER MESSAGE National Weather Service Peachtree City GA 557 PM EDT Mon Aug 16 2021 GAZ027-036>038-047-049-050-060-170600- /O.EXB.KFFC.WI.Y.0005.210817T0400Z-210817T2100Z/ Madison-Clarke-Oconee-Oglethorpe-Walton-Morgan-Greene-Putnam- Including the city of Athens 557 PM EDT Mon Aug 16 2021 ...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM EDT TUESDAY... * WHAT...East winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...Madison, Clarke, Oconee, Oglethorpe, Walton, Morgan, Greene and Putnam Counties. * WHEN...From midnight tonight to 5 PM EDT Tuesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ GAZ046-048-053>059-066>072-078>082-089>095-102>106-170600- /O.EXT.KFFC.WI.Y.0005.210817T0400Z-210817T2100Z/ Rockdale-Newton-Coweta-Fayette-Clayton-Spalding-Henry-Butts- Jasper-Troup-Meriwether-Pike-Upson-Lamar-Monroe-Jones-Harris- Talbot-Taylor-Crawford-Bibb-Muscogee-Chattahoochee-Marion-Schley- Macon-Peach-Houston-Stewart-Webster-Sumter-Dooly-Crisp- Including the cities of Conyers, Covington, Newnan, Peachtree City, Griffin, Macon, Columbus, Warner Robins, Lumpkin, Americus, and Cordele 557 PM EDT Mon Aug 16 2021 ...WIND ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM EDT TUESDAY... * WHAT...Southeast winds 15 to 25 mph with gusts up to 40 mph in portions of north central Georgia and southeast winds 20 to 30 mph with gusts up to 50 mph in portions of central and west central Georgia expected. * WHERE...Portions of central, north central and west central Georgia. * WHEN...From midnight tonight to 5 PM EDT Tuesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
166 WWUS72 KFFC 170342 NPWFFC URGENT - WEATHER MESSAGE National Weather Service Peachtree City GA 1142 PM EDT Mon Aug 16 2021 GAZ027-036>038-046>050-053>060-066>072-078>082-089>095-102>106- 171200- /O.CON.KFFC.WI.Y.0005.210817T0400Z-210817T2100Z/ Madison-Clarke-Oconee-Oglethorpe-Rockdale-Walton-Newton-Morgan- Greene-Coweta-Fayette-Clayton-Spalding-Henry-Butts-Jasper-Putnam- Troup-Meriwether-Pike-Upson-Lamar-Monroe-Jones-Harris-Talbot- Taylor-Crawford-Bibb-Muscogee-Chattahoochee-Marion-Schley-Macon- Peach-Houston-Stewart-Webster-Sumter-Dooly-Crisp- Including the cities of Athens, Conyers, Covington, Newnan, Peachtree City, Griffin, Macon, Columbus, Warner Robins, Lumpkin, Americus, and Cordele 1142 PM EDT Mon Aug 16 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM EDT TUESDAY... * WHAT...Southeast winds 15 to 25 mph with gusts up to 40 mph in portions of north central Georgia and southeast winds 20 to 30 mph with gusts up to 50 mph in portions of central and west central Georgia expected. * WHERE...Portions of central, north central and west central Georgia. * WHEN...From midnight tonight to 5 PM EDT Tuesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
843 WWUS72 KFFC 171100 NPWFFC URGENT - WEATHER MESSAGE National Weather Service Peachtree City GA 700 AM EDT Tue Aug 17 2021 GAZ027-036>038-046>050-053>060-066>072-078>082-089>095-102>106- 171200- /O.CAN.KFFC.WI.Y.0005.000000T0000Z-210817T2100Z/ Madison-Clarke-Oconee-Oglethorpe-Rockdale-Walton-Newton-Morgan- Greene-Coweta-Fayette-Clayton-Spalding-Henry-Butts-Jasper-Putnam- Troup-Meriwether-Pike-Upson-Lamar-Monroe-Jones-Harris-Talbot- Taylor-Crawford-Bibb-Muscogee-Chattahoochee-Marion-Schley-Macon- Peach-Houston-Stewart-Webster-Sumter-Dooly-Crisp- Including the cities of Athens, Conyers, Covington, Newnan, Peachtree City, Griffin, Macon, Columbus, Warner Robins, Lumpkin, Americus, and Cordele 700 AM EDT Tue Aug 17 2021 ...WIND ADVISORY IS CANCELLED... Winds are no longer expected to reach advisory criteria as Fred continues to weaken. Sustained winds of 15 mph and some isolated gusts near 30 mph will be possible through the afternoon mainly across portions of northern Georgia. $$
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 15, 9:29 PM EDT | Special Weather Statement | FFC | Dade | 61 min |
| Aug 15, 10:14 PM EDT | Special Weather Statement | FFC | Catoosa | 31 min |
| Aug 15, 10:46 PM EDT | Special Weather Statement | FFC | Catoosa, Dade, Walker | 29 min |
| Aug 15, 11:10 PM EDT | Special Weather Statement | FFC | Catoosa, Dade, Walker | 35 min |
| Aug 16, 12:08 AM EDT | Special Weather Statement | FFC | Catoosa, Chattooga, Floyd, Murray, Walker, Whitfield | 22 min |
| Aug 16, 12:11 AM EDT | Special Weather Statement | FFC | Fannin, Gilmer, Lumpkin, Union | 34 min |
| Aug 16, 1:13 AM EDT | Special Weather Statement | FFC | Towns, Union | 32 min |
| Aug 16, 3:07 AM EDT | River Flood Warning | FFC | Whitfield | 19 min |
| Aug 16, 4:32 AM EDT | Flash Flood Watch | FFC | Banks, Barrow, Bartow, Bibb, Butts, Carroll and 65 more | 40 hr |
| Aug 16, 3:02 PM EDT | Special Weather Statement | FFC | Morgan, Walton | 28 min |
Nearby
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.