Alert archive / Georgia / Frost Advisories in 2013

Frost Advisory 9, NWS Atlanta, GA

November 8, 201336 counties in Georgia

NWS Atlanta, GA issued this frost advisory at Nov 8, 2013, 2:21 PM EST for 36 counties in Georgia. It took effect at Nov 9, 2013, 4:00 AM EST. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Nov 8, 2013, 2:21 PM EST (19:21 UTC)
In effect from
Nov 9, 2013, 4:00 AM EST
Expired
Nov 9, 2013, 9:00 AM EST
In force
5 hr
Issued by
NWS Atlanta, GA
All 36 counties

Bartow County, GA, Carroll County, GA, Catoosa County, GA, Chattooga County, GA, Cherokee County, GA, Clayton County, GA, Cobb County, GA, Coweta County, GA, Dade County, GA, Dawson 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, Haralson County, GA, Heard County, GA, Henry County, GA, Lamar County, GA, Lumpkin County, GA, Meriwether County, GA, Murray County, GA, Paulding County, GA, Pickens County, GA, Pike County, GA, Polk County, GA, Spalding County, GA, Towns County, GA, Troup County, GA, Union County, GA, Walker County, GA, White County, GA, Whitfield County, GA

The radar

The Atlanta radar (KFFC), 80 km from the middle of the area, began a volume at 19:21 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, 7.4 hours before the alert went out and 80 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 2013-11-08Temperature 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, Peachtre/Fal Fld, GA at 12:00Z on 2013-11-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -216 square meters per square second.1939587897117Sfc1 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
2042 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-216 m²/s²
0-3 km storm-relative helicity
-58 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

430 
WWUS72 KFFC 081921
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
221 PM EST FRI NOV 8 2013

GAZ001>009-011>016-019>022-030>033-041>044-052>057-066>068-070-
090330-
/O.NEW.KFFC.FR.Y.0009.131109T0900Z-131109T1400Z/
DADE-WALKER-CATOOSA-WHITFIELD-MURRAY-FANNIN-GILMER-UNION-TOWNS-
CHATTOOGA-GORDON-PICKENS-DAWSON-LUMPKIN-WHITE-FLOYD-BARTOW-
CHEROKEE-FORSYTH-POLK-PAULDING-COBB-NORTH FULTON-HARALSON-CARROLL-
DOUGLAS-SOUTH FULTON-HEARD-COWETA-FAYETTE-CLAYTON-SPALDING-HENRY-
TROUP-MERIWETHER-PIKE-LAMAR-
INCLUDING THE CITIES OF...CALHOUN...DAHLONEGA...CLEVELAND...
ROME...CARTERSVILLE...MARIETTA...ATLANTA...CARROLLTON...
DOUGLASVILLE...EAST POINT...NEWNAN...PEACHTREE CITY...GRIFFIN
221 PM EST FRI NOV 8 2013

...FROST ADVISORY IN EFFECT FROM 4 AM TO 9 AM EST SATURDAY...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 9 AM EST SATURDAY.

* LOCATIONS...GENERALLY NORTH AND WEST OF A LINE FROM LAGRANGE TO
  MCDONOUGH TO CLEVELAND.

* TEMPERATURES...IN THE LOWER 30S.

* TIMING...SATURDAY MORNING.

* IMPACTS...EXPOSED PLANTS MAY BE DAMAGED OR KILLED BY THE FROST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS EXPECTED. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$
2 follow-up statements
523 
WWUS72 KFFC 090201
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
901 PM EST FRI NOV 8 2013

GAZ001>009-011>016-019>022-030>033-041>044-052>057-066>068-070-
091215-
/O.CON.KFFC.FR.Y.0009.131109T0900Z-131109T1400Z/
DADE-WALKER-CATOOSA-WHITFIELD-MURRAY-FANNIN-GILMER-UNION-TOWNS-
CHATTOOGA-GORDON-PICKENS-DAWSON-LUMPKIN-WHITE-FLOYD-BARTOW-
CHEROKEE-FORSYTH-POLK-PAULDING-COBB-NORTH FULTON-HARALSON-CARROLL-
DOUGLAS-SOUTH FULTON-HEARD-COWETA-FAYETTE-CLAYTON-SPALDING-HENRY-
TROUP-MERIWETHER-PIKE-LAMAR-
INCLUDING THE CITIES OF...CALHOUN...DAHLONEGA...CLEVELAND...
ROME...CARTERSVILLE...MARIETTA...ATLANTA...CARROLLTON...
DOUGLASVILLE...EAST POINT...NEWNAN...PEACHTREE CITY...GRIFFIN
901 PM EST FRI NOV 8 2013

...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 9 AM EST
SATURDAY...

* LOCATIONS...GENERALLY NORTH AND WEST OF A LINE FROM LAGRANGE 
  TO MCDONOUGH TO CLEVELAND. 

* TEMPERATURES...IN THE 30S.

* TIMING...SATURDAY MORNING.

* IMPACTS...EXPOSED PLANTS MAY BE DAMAGED OR KILLED BY THE FROST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS EXPECTED. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$
904 
WWUS72 KFFC 090901
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
401 AM EST SAT NOV 9 2013

GAZ001>009-011>016-019>022-030>033-041>044-052>057-066>068-070-
091400-
/O.CON.KFFC.FR.Y.0009.000000T0000Z-131109T1400Z/
DADE-WALKER-CATOOSA-WHITFIELD-MURRAY-FANNIN-GILMER-UNION-TOWNS-
CHATTOOGA-GORDON-PICKENS-DAWSON-LUMPKIN-WHITE-FLOYD-BARTOW-
CHEROKEE-FORSYTH-POLK-PAULDING-COBB-NORTH FULTON-HARALSON-CARROLL-
DOUGLAS-SOUTH FULTON-HEARD-COWETA-FAYETTE-CLAYTON-SPALDING-HENRY-
TROUP-MERIWETHER-PIKE-LAMAR-
INCLUDING THE CITIES OF...CALHOUN...DAHLONEGA...CLEVELAND...
ROME...CARTERSVILLE...MARIETTA...ATLANTA...CARROLLTON...
DOUGLASVILLE...EAST POINT...NEWNAN...PEACHTREE CITY...GRIFFIN
401 AM EST SAT NOV 9 2013

...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING...

* LOCATIONS...GENERALLY NORTH AND WEST OF A LINE FROM LAGRANGE 
  TO MCDONOUGH TO CLEVELAND. 

* TEMPERATURES...IN LOW TO MID 30S WITH SOME ISOLATED LOCATIONS
  DIPPING BELOW FREEZING.

* TIMING...UNTIL 9 AM THIS MORNING.

* IMPACTS...EXPOSED PLANTS MAY BE DAMAGED OR KILLED BY THE FROST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS EXPECTED. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$

Nearby

Frost Advisories in Georgia, 2013Every frost advisory in 2013

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.