Alert archive / Georgia / Wind Advisories in 2017

Wind Advisory 1, NWS Atlanta, GA

January 2, 201753 counties in Georgia

NWS Atlanta, GA issued this wind advisory at Jan 2, 2017, 11:57 PM EST for 53 counties in Georgia. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jan 2, 2017, 11:57 PM EST (04:57 UTC)
Expired
Jan 3, 2017, 3:02 AM EST
In force
3 hr
Issued by
NWS Atlanta, GA
All 53 counties

Banks County, GA, Barrow County, GA, Bartow County, GA, Butts County, GA, Carroll County, GA, Catoosa County, GA, Chattooga County, GA, Cherokee County, GA, Clarke County, GA, Clayton County, GA, Cobb County, GA, Coweta County, GA, Dade County, GA, Dawson County, GA, DeKalb County, GA, Douglas County, GA, Fannin County, GA, Fayette 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, Heard County, GA, Henry County, GA, Jackson County, GA, Jasper County, GA, Lamar County, GA, Lumpkin County, GA, Madison County, GA, Meriwether County, GA, Monroe County, GA, Morgan County, GA, Murray County, GA, Newton County, GA, Oconee County, GA, Paulding County, GA, Pickens County, GA, Pike County, GA, Polk County, GA, Rockdale County, GA, Spalding County, GA, Towns County, GA, Troup County, GA, Union County, GA, Upson County, GA, Walker County, GA, Walton County, GA, White County, GA, Whitfield County, GA

The radar

The Atlanta radar (KFFC), 70 km from the middle of the area, began a volume at 05:01 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

Nashville Metro, TN (KBNA), launched 00:00Z, 5.0 hours before the alert went out and 315 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, Nashville Metro, TN at 00:00Z on 2017-01-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Nashville Metro, TN at 00:00Z on 2017-01-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 228 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
735 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
228 m²/s²
0-3 km storm-relative helicity
298 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

200 
WWUS72 KFFC 030457
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1157 PM EST MON JAN 2 2017

GAZ001>009-011>016-019>025-027-030>037-041>049-052>059-066>071-
030900-
/O.NEW.KFFC.WI.Y.0001.170103T0457Z-170103T0900Z/
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-CLARKE-OCONEE-HARALSON-CARROLL-
DOUGLAS-SOUTH FULTON-DEKALB-ROCKDALE-WALTON-NEWTON-MORGAN-HEARD-
COWETA-FAYETTE-CLAYTON-SPALDING-HENRY-BUTTS-JASPER-TROUP-
MERIWETHER-PIKE-UPSON-LAMAR-MONROE-
INCLUDING THE CITIES OF...CALHOUN...DAHLONEGA...CLEVELAND...
ROME...CARTERSVILLE...GAINESVILLE...MARIETTA...ATLANTA...
LAWRENCEVILLE...ATHENS...CARROLLTON...DOUGLASVILLE...EAST POINT...
DECATUR...CONYERS...COVINGTON...NEWNAN...PEACHTREE CITY...GRIFFIN
1157 PM EST MON JAN 2 2017

...WIND ADVISORY IN EFFECT UNTIL 4 AM EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM EST TUESDAY.

* LOCATIONS...NORTH AND PORTIONS OF CENTRAL GEORGIA.

* WINDS...SOUTHEAST 20 TO 30 MPH WITH GUSTS TO 40 MPH.

* TIMING...UNTIL 4AM TUESDAY

* 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.

&&

$$
1 follow-up statement
261 
WWUS72 KFFC 030802
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
302 AM EST TUE JAN 3 2017


GAZ001>009-011>016-019>025-027-030>037-041>049-052>059-066>071-
030915-
/O.CAN.KFFC.WI.Y.0001.000000T0000Z-170103T0900Z/
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-CLARKE-OCONEE-HARALSON-CARROLL-
DOUGLAS-SOUTH FULTON-DEKALB-ROCKDALE-WALTON-NEWTON-MORGAN-HEARD-
COWETA-FAYETTE-CLAYTON-SPALDING-HENRY-BUTTS-JASPER-TROUP-
MERIWETHER-PIKE-UPSON-LAMAR-MONROE-
INCLUDING THE CITIES OF...CALHOUN...DAHLONEGA...CLEVELAND...
ROME...CARTERSVILLE...GAINESVILLE...MARIETTA...ATLANTA...
LAWRENCEVILLE...ATHENS...CARROLLTON...DOUGLASVILLE...EAST POINT...
DECATUR...CONYERS...COVINGTON...NEWNAN...PEACHTREE CITY...GRIFFIN
302 AM EST TUE JAN 3 2017

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS CANCELLED THE
WIND ADVISORY.

THE STRONG WINDS BEHIND THE EXITING FRONTAL SYSTEM HAVE WEAKENED TO
BELOW ADVISORY LIMITS. THE WINDS ARE EXPECTED TO CONTINUE TO
DIMINISH THROUGH DAY BREAK. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 2, 7:15 PM ESTSpecial Weather StatementFFCMarion30 min
Jan 2, 7:26 PM ESTSpecial Weather StatementFFCChattahoochee, Muscogee64 min
Jan 2, 7:29 PM ESTSevere Thunderstorm WarningFFCMarion, Talbot, Taylor16 min
Jan 2, 7:45 PM ESTFlash Flood WarningFFCChattahoochee, Muscogee6 hr
Jan 2, 8:34 PM ESTSpecial Weather StatementFFCCrawford, Monroe, Taylor26 min
Jan 2, 9:02 PM ESTSpecial Weather StatementFFCCrawford, Monroe28 min
Jan 2, 10:51 PM ESTSevere Thunderstorm WarningFFCCrisp, Wilcox39 min
Jan 2, 11:13 PM ESTSevere Thunderstorm WarningFFCDodge, Pulaski, Telfair, Wilcox47 min
Jan 2, 11:31 PM ESTSevere Thunderstorm WarningFFCDodge, Laurens, Telfair, Wheeler44 min
Jan 3, 12:15 AM ESTSevere Thunderstorm WarningFFCEmanuel, Johnson, Laurens, Montgomery, Treutlen, Wheeler45 min
Jan 3, 12:30 AM ESTSevere Thunderstorm WarningFFCEmanuel, Laurens, Montgomery, Toombs, Treutlen, Wheeler45 min
Jan 3, 12:36 AM ESTRiver Flood WarningFFCGwinnett24 hr
Jan 3, 12:36 AM ESTRiver Flood WarningFFCForsyth, Fulton, Gwinnett6 days
Jan 3, 4:06 AM ESTRiver Flood WarningFFCBleckley, Pulaski72 hr
Jan 3, 4:06 AM ESTRiver Flood WarningFFCDodge, Telfair, Wilcox30 hr
Jan 3, 6:40 AM ESTRiver Flood WarningFFCBibb, Crawford, Houston, Peach40 hr
Jan 3, 7:28 AM ESTRiver Flood WarningFFCBibb, Houston, Jones, Monroe, Twiggs48 hr
Jan 3, 2:50 PM ESTRiver Flood WarningFFCCoweta, Fayette, Spalding24 hr

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.