Alert archive / Georgia / Wind Advisories in 2017

Wind Advisory 13, NWS Atlanta, GA

October 8, 201719 counties in Georgia

NWS Atlanta, GA issued this wind advisory at Oct 8, 2017, 11:08 AM EDT for 19 counties in Georgia. It took effect at Oct 8, 2017, 12:06 PM EDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Oct 8, 2017, 11:08 AM EDT (15:08 UTC)
In effect from
Oct 8, 2017, 12:06 PM EDT
Expired
Oct 8, 2017, 9:25 PM EDT
In force
9 hr
Issued by
NWS Atlanta, GA

Counties Bartow County, GA, Catoosa County, GA, Chattooga County, GA, Cherokee County, GA, Dade County, GA, Dawson County, GA, Fannin County, GA, Floyd County, GA, Gilmer County, GA, Gordon County, GA, Lumpkin County, GA, Murray 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 Northeast Alabama radar (KHTX), 136 km from the middle of the area, began a volume at 15:07 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, 3.1 hours before the alert went out and 137 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.

Skew-T log-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 12:00Z on 2017-10-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 333 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2017-10-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 210 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
333 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
592 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
210 m²/s²
0-3 km storm-relative helicity
242 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.2

Open this sounding in Storm Lab

The text

As transmitted.

620 
WWUS72 KFFC 081508
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
1108 AM EDT Sun Oct 8 2017


GAZ001>009-011>016-019>021-030-082315-
/O.NEW.KFFC.WI.Y.0013.171008T1508Z-171009T0400Z/
Dade-Walker-Catoosa-Whitfield-Murray-Fannin-Gilmer-Union-Towns-
Chattooga-Gordon-Pickens-Dawson-Lumpkin-White-Floyd-Bartow-
Cherokee-Polk-
Including the cities of Calhoun, Dahlonega, Cleveland, Rome, 
and Cartersville
1108 AM EDT Sun Oct 8 2017

...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

The National Weather Service in Peachtree City has issued a Wind
Advisory, which is in effect until midnight EDT tonight.

* Locations...Much of north Georgia generally along and north of a
  line from Carrollton to Canton to Homer.

* Winds...Southeast 20 to 30 mph with gusts of 35 to 40 mph with 
  higher gusts possible in the higher elevations.

* Timing...through midnight tonight.

* Impacts...Strong winds will bring down large tree limbs and some
  weaker trees, especially with the wet soils. 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.

&&

$$
3 follow-up statements
021 
WWUS72 KFFC 081606 CCA
NPWFFC

URGENT - WEATHER MESSAGE...CORRECTED
National Weather Service Peachtree City GA
1206 PM EDT Sun Oct 8 2017


GAZ001>009-011>016-019>021-030-082315-
/O.COR.KFFC.WI.Y.0013.171008T1606Z-171009T0400Z/
Dade-Walker-Catoosa-Whitfield-Murray-Fannin-Gilmer-Union-Towns-
Chattooga-Gordon-Pickens-Dawson-Lumpkin-White-Floyd-Bartow-
Cherokee-Polk-
Including the cities of Calhoun, Dahlonega, Cleveland, Rome, 
and Cartersville
1206 PM EDT Sun Oct 8 2017

...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

The National Weather Service in Peachtree City has issued a Wind
Advisory, which is in effect until midnight EDT tonight.

* Locations...Much of north Georgia generally along and north of a
  line from Cedartown to Canton to Helen.

* Winds...Southeast 20 to 30 mph with gusts of 35 to 40 mph with 
  higher gusts possible in the higher elevations.

* Timing...through midnight tonight.

* Impacts...Strong winds will bring down large tree limbs and some
  weaker trees, especially with the wet soils. 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.

&&

$$
835 
WWUS72 KFFC 081935
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
335 PM EDT Sun Oct 8 2017


GAZ001>009-011>016-019>021-030-090400-
/O.CON.KFFC.WI.Y.0013.000000T0000Z-171009T0400Z/
Dade-Walker-Catoosa-Whitfield-Murray-Fannin-Gilmer-Union-Towns-
Chattooga-Gordon-Pickens-Dawson-Lumpkin-White-Floyd-Bartow-
Cherokee-Polk-
Including the cities of Calhoun, Dahlonega, Cleveland, Rome, 
and Cartersville
335 PM EDT Sun Oct 8 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

* Locations...Much of north Georgia generally along and north of 
  a line from Cedartown to Canton to Helen.

* Winds...Southeast 20 to 30 mph with gusts of 35 to 40 mph with 
  higher gusts possible in the higher elevations.

* Timing...through midnight tonight.

* Impacts...Strong winds will bring down large tree limbs and 
  some weaker trees, especially with the wet soils. 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.

&&

$$
771 
WWUS72 KFFC 090125
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
925 PM EDT Sun Oct 8 2017

GAZ001>009-011>016-019>021-030-090230-
/O.CAN.KFFC.WI.Y.0013.000000T0000Z-171009T0400Z/
Dade-Walker-Catoosa-Whitfield-Murray-Fannin-Gilmer-Union-Towns-
Chattooga-Gordon-Pickens-Dawson-Lumpkin-White-Floyd-Bartow-
Cherokee-Polk-
Including the cities of Calhoun, Dahlonega, Cleveland, Rome, 
and Cartersville
925 PM EDT Sun Oct 8 2017

...WIND ADVISORY IS CANCELLED...

The National Weather Service in Peachtree City has cancelled the
Wind Advisory. The remaining winds over north Georgia are below
wind advisory criteria.



$$

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 8, 10:31 AM EDTSpecial Weather StatementFFCCobb, Fulton44 min
Oct 8, 11:05 AM EDTSpecial Weather StatementFFCCherokee, Pickens40 min
Oct 8, 11:35 AM EDTSpecial Weather StatementFFCHouston, Pulaski, Wilcox40 min
Oct 8, 11:44 AM EDTSpecial Weather StatementFFCGilmer, Murray, Pickens46 min
Oct 8, 11:53 AM EDTSpecial Weather StatementFFCDawson, Forsyth, Gwinnett, Hall, Lumpkin52 min
Oct 8, 12:22 PM EDTSpecial Weather StatementFFCBibb, Bleckley, Houston, Pulaski, Twiggs, Wilcox38 min
Oct 8, 12:26 PM EDTSpecial Weather StatementFFCFannin, Hall, Lumpkin, Union49 min
Oct 8, 1:01 PM EDTSpecial Weather StatementFFCBleckley44 min
Oct 8, 1:18 PM EDTSpecial Weather StatementFFCHall, Towns, White42 min
Oct 8, 1:29 PM EDTSpecial Weather StatementFFCBleckley16 min
Oct 8, 1:34 PM EDTSpecial Weather StatementFFCWilkinson26 min
Oct 8, 1:46 PM EDTSpecial Weather StatementFFCWilkinson29 min
Oct 8, 1:50 PM EDTSevere Thunderstorm WarningFFCBaldwin25 min
Oct 8, 2:15 PM EDTSpecial Weather StatementFFCWilkinson30 min
Oct 8, 2:23 PM EDTSpecial Weather StatementFFCClarke, Greene, Oconee22 min
Oct 8, 2:54 PM EDTSpecial Weather StatementFFCWashington36 min
Oct 8, 3:03 PM EDTSevere Thunderstorm WarningFFCWashington27 min
Oct 8, 3:28 PM EDTSpecial Weather StatementFFCGlascock, Johnson, Warren32 min
Oct 8, 3:59 PM EDTSpecial Weather StatementFFCGlascock, Jefferson, Warren, Wilkes31 min

Nearby

Wind Advisories in Georgia, 2017Every wind advisory in 2017

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.