Alert archive / Georgia / Wind Advisories in 2016
Wind Advisory 19, NWS Atlanta, GA
NWS Atlanta, GA issued this wind advisory at Dec 18, 2016, 2:36 AM EST for 33 counties in Georgia. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Dec 18, 2016, 2:36 AM EST (07:36 UTC)
- Expired
- Dec 18, 2016, 10:00 AM EST
- In force
- 7 hr
- Issued by
- NWS Atlanta, GA
All 33 counties
Banks County, GA, Barrow County, GA, Bartow County, GA, Carroll County, GA, Catoosa County, GA, Chattooga County, GA, Cherokee County, GA, Cobb County, GA, Dade County, GA, Dawson County, GA, DeKalb County, GA, Douglas County, GA, Fannin County, GA, Floyd County, GA, Forsyth County, GA, Fulton County, GA, Gilmer County, GA, Gordon County, GA, Gwinnett County, GA, Hall County, GA, Haralson County, GA, Jackson County, GA, Lumpkin County, GA, Madison County, GA, Murray County, GA, Paulding County, GA, Pickens County, GA, Polk County, GA, Towns County, GA, Union County, GA, Walker County, GA, White County, GA, Whitfield County, GA
The radar
The Atlanta radar (KFFC), 108 km from the middle of the area, began a volume at 07:33 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, 7.6 hours before the alert went out and 107 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
- 6 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 956 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 438 m²/s²
- 0-3 km storm-relative helicity
- 468 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
903 WWUS72 KFFC 180736 NPWFFC URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PEACHTREE CITY GA 236 AM EST SUN DEC 18 2016 GAZ001>009-011>016-019>025-027-030>035-041>045-181500- /O.NEW.KFFC.WI.Y.0019.161218T0736Z-161218T1500Z/ DADE-WALKER-CATOOSA-WHITFIELD-MURRAY-FANNIN-GILMER-UNION-TOWNS- CHATTOOGA-GORDON-PICKENS-DAWSON-LUMPKIN-WHITE-FLOYD-BARTOW- CHEROKEE-FORSYTH-HALL-BANKS-JACKSON-MADISON-POLK-PAULDING-COBB- NORTH FULTON-GWINNETT-BARROW-HARALSON-CARROLL-DOUGLAS- SOUTH FULTON-DEKALB- INCLUDING THE CITIES OF...CALHOUN...DAHLONEGA...CLEVELAND... ROME...CARTERSVILLE...GAINESVILLE...MARIETTA...ATLANTA... LAWRENCEVILLE...CARROLLTON...DOUGLASVILLE...EAST POINT...DECATUR 236 AM EST SUN DEC 18 2016 ...WIND ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM EST THIS MORNING. * LOCATIONS...NORTH GEORGIA...ALONG AND NORTH OF A CARROLLTON...TO ATLANTA...TO DANIELSVILLE LINE. * WINDS...MAINLY SOUTHWEST 20 TO 25 MPH GUSTING 30 TO 40 MPH QUICKLY SHIFTING OUT OF THE NORTHWEST. * TIMING...UNTIL 10 AM THIS MORNING. * IMPACTS...THESE WINDS MAY BREAK TREE BRANCHES AND DOWN WEAKER TREES. LIGHT UNSECURED OUTDOOR ITEMS MAY BE BLOWN AROUND. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 18, 4:57 AM EST | Special Weather Statement | FFC | Dade, Walker | 33 min |
| Dec 18, 5:36 AM EST | Special Weather Statement | FFC | Catoosa | 24 min |
| Dec 18, 7:48 AM EST | Special Weather Statement | FFC | Bartow | 27 min |
| Dec 18, 8:05 AM EST | Special Weather Statement | FFC | Paulding | 25 min |
| Dec 18, 8:41 AM EST | Special Weather Statement | FFC | Cobb | 34 min |
| Dec 18, 9:56 AM EST | Special Weather Statement | FFC | Jackson | 34 min |
| Dec 18, 10:16 AM EST | Special Weather Statement | FFC | Barrow | 29 min |
| Dec 18, 10:34 AM EST | Special Weather Statement | FFC | Clarke, Madison | 26 min |
| Dec 18, 10:55 AM EST | Special Weather Statement | FFC | Clarke, Madison, Oconee | 35 min |
| Dec 18, 11:06 AM EST | Special Weather Statement | FFC | Oconee | 24 min |
| Dec 18, 11:31 AM EST | Special Weather Statement | FFC | Harris, Muscogee | 29 min |
| Dec 18, 11:32 AM EST | Special Weather Statement | FFC | Oglethorpe | 28 min |
| Dec 18, 12:15 PM EST | Special Weather Statement | FFC | Putnam | 30 min |
| Dec 18, 12:16 PM EST | Special Weather Statement | FFC | Taliaferro | 29 min |
| Dec 18, 12:27 PM EST | Special Weather Statement | FFC | Crawford, Taylor | 33 min |
| Dec 18, 12:37 PM EST | Special Weather Statement | FFC | Marion, Taylor | 23 min |
| Dec 18, 1:34 PM EST | Special Weather Statement | FFC | Sumter | 26 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.