Alert archive / Georgia / Frost Advisories in 2021

Frost Advisory 8, NWS Atlanta, GA

November 13, 202139 counties in Georgia

NWS Atlanta, GA issued this frost advisory at Nov 13, 2021, 6:02 AM EST for 39 counties in Georgia. It took effect at Nov 13, 2021, 10:00 PM EST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Nov 13, 2021, 6:02 AM EST (11:02 UTC)
In effect from
Nov 13, 2021, 10:00 PM EST
Expired
Nov 14, 2021, 9:00 AM EST
In force
11 hr
Issued by
NWS Atlanta, GA
All 39 counties

Baldwin County, GA, Bibb County, GA, Bleckley County, GA, Chattahoochee County, GA, Crawford County, GA, Crisp County, GA, Dodge County, GA, Dooly County, GA, Emanuel County, GA, Glascock County, GA, Hancock County, GA, Houston County, GA, Jefferson County, GA, Johnson County, GA, Jones County, GA, Laurens County, GA, Macon County, GA, Marion County, GA, Monroe County, GA, Montgomery County, GA, Muscogee County, GA, Peach County, GA, Pulaski County, GA, Schley County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Telfair County, GA, Toombs County, GA, Treutlen County, GA, Twiggs County, GA, Upson County, GA, Warren County, GA, Washington County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Wilkinson County, GA

The radar

The Robins AFB radar (KJGX), 23 km from the middle of the area, began a volume at 11:07 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 00:00Z, 11.0 hours before the alert went out and 131 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 00:00Z on 2021-11-13Temperature 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 00:00Z on 2021-11-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 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
2072 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
-9 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

492 
WWUS72 KFFC 131102
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
602 AM EST Sat Nov 13 2021

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>085-
089>097-102-105-107-109-131915-
/O.UPG.KFFC.FZ.A.0006.211114T0300Z-211114T1400Z/
/O.NEW.KFFC.FZ.W.0005.211114T0300Z-211114T1400Z/
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-Oglethorpe-Wilkes-
Haralson-Carroll-Douglas-South Fulton-DeKalb-Rockdale-Walton-
Newton-Morgan-Greene-Taliaferro-Heard-Coweta-Fayette-Clayton-
Spalding-Henry-Butts-Jasper-Putnam-Hancock-Warren-Troup-
Meriwether-Pike-Upson-Lamar-Monroe-Jones-Baldwin-Washington-
Glascock-Jefferson-Harris-Talbot-Taylor-Crawford-Bibb-Twiggs-
Wilkinson-Johnson-Muscogee-Chattahoochee-Marion-Schley-Macon-
Peach-Houston-Bleckley-Laurens-Stewart-Dooly-Pulaski-Dodge-
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, Milledgeville, Macon,
Columbus, Warner Robins, Dublin, and Lumpkin
602 AM EST Sat Nov 13 2021

...FREEZE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EST
SUNDAY...

* WHAT...Temperatures in the upper 20s in far northeast Georgia to
  near 32 into middle Georgia.

* WHERE...Generally along and north of a line from Columbus, to
  Cordele, to Dublin, to Louisville.

* WHEN...From 10 PM this evening to 9 AM EST Sunday.

* IMPACTS...Frost and freeze conditions could damage crops, other
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

GAZ103-104-106-108-131915-
/O.UPG.KFFC.FZ.A.0006.211114T0300Z-211114T1400Z/
/O.NEW.KFFC.FR.Y.0008.211114T0300Z-211114T1400Z/
Webster-Sumter-Crisp-Wilcox-
Including the cities of Americus and Cordele
602 AM EST Sat Nov 13 2021

...FROST ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EST
SUNDAY...

* WHAT...Temperatures as low as 34 will result in frost 
  formation.

* WHERE...Webster, Sumter, Crisp and Wilcox Counties.

* WHEN...From 10 PM this evening to 9 AM EST Sunday.

* IMPACTS...Frost could kill sensitive outdoor vegetation if 
  left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

GAZ086-098-110>113-131915-
/O.NEW.KFFC.FR.Y.0008.211114T0300Z-211114T1400Z/
Emanuel-Treutlen-Telfair-Wheeler-Montgomery-Toombs-
Including the cities of Swainsboro and Vidalia
602 AM EST Sat Nov 13 2021

...FROST ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EST
SUNDAY...

* WHAT...Temperatures as low as 34 will result in frost 
  formation.

* WHERE...Emanuel, Treutlen, Telfair, Wheeler, Montgomery and 
  Toombs Counties.

* WHEN...From 10 PM this evening to 9 AM EST Sunday.

* IMPACTS...Frost could kill sensitive outdoor vegetation if 
  left uncovered.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$
4 follow-up statements
170 
WWUS72 KFFC 131855
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
155 PM EST Sat Nov 13 2021

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>085-
089>097-102-105-107-109-141400-
/O.CON.KFFC.FZ.W.0005.211114T0300Z-211114T1400Z/
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-Oglethorpe-Wilkes-
Haralson-Carroll-Douglas-South Fulton-DeKalb-Rockdale-Walton-
Newton-Morgan-Greene-Taliaferro-Heard-Coweta-Fayette-Clayton-
Spalding-Henry-Butts-Jasper-Putnam-Hancock-Warren-Troup-
Meriwether-Pike-Upson-Lamar-Monroe-Jones-Baldwin-Washington-
Glascock-Jefferson-Harris-Talbot-Taylor-Crawford-Bibb-Twiggs-
Wilkinson-Johnson-Muscogee-Chattahoochee-Marion-Schley-Macon-
Peach-Houston-Bleckley-Laurens-Stewart-Dooly-Pulaski-Dodge-
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, Milledgeville, Macon,
Columbus, Warner Robins, Dublin, and Lumpkin
155 PM EST Sat Nov 13 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
9 AM EST SUNDAY...

* WHAT...Temperatures in the upper 20s in far northeast Georgia 
  to near 32 into middle Georgia.

* WHERE...Generally along and north of a line from Columbus, to 
  Cordele, to Dublin, to Louisville.

* WHEN...From 10 PM this evening to 9 AM EST Sunday.

* IMPACTS...Frost and freeze conditions could damage crops, 
  other sensitive vegetation and possibly damage unprotected 
  outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

GAZ086-098-103-104-106-108-110>113-141400-
/O.CON.KFFC.FR.Y.0008.211114T0300Z-211114T1400Z/
Emanuel-Treutlen-Webster-Sumter-Crisp-Wilcox-Telfair-Wheeler-
Montgomery-Toombs-
Including the cities of Swainsboro, Americus, Cordele, 
and Vidalia
155 PM EST Sat Nov 13 2021

...FROST ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
9 AM EST SUNDAY...

* WHAT...Temperatures as low as 34 will result in frost 
  formation.

* WHERE...Emanuel, Treutlen, Telfair, Wheeler, Montgomery and 
  Toombs Counties.

* WHEN...From 10 PM this evening to 9 AM EST Sunday.

* IMPACTS...Frost could kill sensitive outdoor vegetation if 
  left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$
942 
WWUS72 KFFC 132110
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
410 PM EST Sat Nov 13 2021

GAZ061-062-069-071>076-079>085-089>097-102-105-107-109-140515-
/O.CAN.KFFC.FZ.W.0005.211114T0300Z-211114T1400Z/
/O.EXA.KFFC.FR.Y.0008.211114T0300Z-211114T1400Z/
Hancock-Warren-Upson-Monroe-Jones-Baldwin-Washington-Glascock-
Jefferson-Talbot-Taylor-Crawford-Bibb-Twiggs-Wilkinson-Johnson-
Muscogee-Chattahoochee-Marion-Schley-Macon-Peach-Houston-Bleckley-
Laurens-Stewart-Dooly-Pulaski-Dodge-
Including the cities of Milledgeville, Macon, Columbus, 
Warner Robins, Dublin, and Lumpkin
410 PM EST Sat Nov 13 2021

...FROST ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EST
SUNDAY...


* WHAT...Temperatures as low as 32 will result in frost 
  formation.

* WHERE...Portions of central, east central and west central 
  Georgia.

* WHEN...From 10 PM this evening to 9 AM EST Sunday.

* IMPACTS...Frost may damage sensitive outdoor vegetation if left
  uncovered.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

GAZ001>009-011>016-019>025-027-030>039-041>060-066>068-070-078-
140515-
/O.CON.KFFC.FZ.W.0005.211114T0300Z-211114T1400Z/
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-Oglethorpe-Wilkes-
Haralson-Carroll-Douglas-South Fulton-DeKalb-Rockdale-Walton-
Newton-Morgan-Greene-Taliaferro-Heard-Coweta-Fayette-Clayton-
Spalding-Henry-Butts-Jasper-Putnam-Troup-Meriwether-Pike-Lamar-
Harris-
Including the cities of Calhoun, Dahlonega, Cleveland, Rome, 
Cartersville, Gainesville, Marietta, Atlanta, Lawrenceville, 
Athens, Carrollton, Douglasville, East Point, Decatur, Conyers, 
Covington, Newnan, Peachtree City, and Griffin
410 PM EST Sat Nov 13 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
9 AM EST SUNDAY...

* WHAT...Sub-freezing temperatures as low as 29 expected.

* WHERE...Portions of central, east central, north central, 
  northeast, northwest and west central Georgia.

* WHEN...From 10 PM this evening to 9 AM EST Sunday.

* IMPACTS...Frost and freeze conditions may damage crops, other 
  sensitive vegetation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. 

&&

$$

GAZ086-098-103-104-106-108-110>113-140515-
/O.CON.KFFC.FR.Y.0008.211114T0300Z-211114T1400Z/
Emanuel-Treutlen-Webster-Sumter-Crisp-Wilcox-Telfair-Wheeler-
Montgomery-Toombs-
Including the cities of Swainsboro, Americus, Cordele, 
and Vidalia
410 PM EST Sat Nov 13 2021

...FROST ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
9 AM EST SUNDAY...

* WHAT...Temperatures as low as 33 will result in frost 
  formation.

* WHERE...Treutlen, Montgomery, Toombs, Telfair, Wheeler, 
  Wilcox, Sumter, Crisp, Webster and Emanuel Counties.

* WHEN...From 10 PM this evening to 9 AM EST Sunday.

* IMPACTS...Frost could kill sensitive outdoor vegetation if 
  left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$
028 
WWUS72 KFFC 140735
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
235 AM EST Sun Nov 14 2021

GAZ001>009-011>016-019>025-027-030>039-041>060-066>068-070-078-
141400-
/O.CON.KFFC.FZ.W.0005.000000T0000Z-211114T1400Z/
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-Oglethorpe-Wilkes-
Haralson-Carroll-Douglas-South Fulton-DeKalb-Rockdale-Walton-
Newton-Morgan-Greene-Taliaferro-Heard-Coweta-Fayette-Clayton-
Spalding-Henry-Butts-Jasper-Putnam-Troup-Meriwether-Pike-Lamar-
Harris-
Including the cities of Calhoun, Dahlonega, Cleveland, Rome, 
Cartersville, Gainesville, Marietta, Atlanta, Lawrenceville, 
Athens, Carrollton, Douglasville, East Point, Decatur, Conyers, 
Covington, Newnan, Peachtree City, and Griffin
235 AM EST Sun Nov 14 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING...

* WHAT...Sub-freezing temperatures as low as 29 expected.

* WHERE...Portions of central, east central, north central, 
  northeast, northwest and west central Georgia.

* WHEN...Until 9 AM EST Sunday.

* IMPACTS...Frost and freeze conditions may damage crops, other
  sensitive vegetation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

GAZ061-062-069-071>076-079>086-089>098-102>113-141400-
/O.CON.KFFC.FR.Y.0008.000000T0000Z-211114T1400Z/
Hancock-Warren-Upson-Monroe-Jones-Baldwin-Washington-Glascock-
Jefferson-Talbot-Taylor-Crawford-Bibb-Twiggs-Wilkinson-Johnson-
Emanuel-Muscogee-Chattahoochee-Marion-Schley-Macon-Peach-Houston-
Bleckley-Laurens-Treutlen-Stewart-Webster-Sumter-Dooly-Crisp-
Pulaski-Wilcox-Dodge-Telfair-Wheeler-Montgomery-Toombs-
Including the cities of Milledgeville, Macon, Swainsboro, 
Columbus, Warner Robins, Dublin, Lumpkin, Americus, Cordele, 
and Vidalia
235 AM EST Sun Nov 14 2021

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

* WHAT...Temperatures as low as 32 will result in frost 
  formation.

* WHERE...Treutlen, Montgomery, Toombs, Telfair, Wheeler, 
  Wilcox, Sumter, Crisp, Webster and Emanuel Counties.

* WHEN...Until 9 AM EST Sunday.

* IMPACTS...Frost could kill sensitive outdoor vegetation if 
  left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$
317 
WWUS72 KFFC 141408
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
908 AM EST Sun Nov 14 2021

GAZ001>009-011>016-019>025-027-030>039-041>060-066>068-070-078-
141515-
/O.EXP.KFFC.FZ.W.0005.000000T0000Z-211114T1400Z/
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-Oglethorpe-Wilkes-
Haralson-Carroll-Douglas-South Fulton-DeKalb-Rockdale-Walton-
Newton-Morgan-Greene-Taliaferro-Heard-Coweta-Fayette-Clayton-
Spalding-Henry-Butts-Jasper-Putnam-Troup-Meriwether-Pike-Lamar-
Harris-
Including the cities of Calhoun, Dahlonega, Cleveland, Rome, 
Cartersville, Gainesville, Marietta, Atlanta, Lawrenceville, 
Athens, Carrollton, Douglasville, East Point, Decatur, Conyers, 
Covington, Newnan, Peachtree City, and Griffin
908 AM EST Sun Nov 14 2021

...FREEZE WARNING HAS EXPIRED...

The freeze warning that was in effect until 9 am today has
expired. Temperatures have risen above freezing or will shortly
across the warning area.

$$

GAZ061-062-069-071>076-079>086-089>098-102>113-141515-
/O.EXP.KFFC.FR.Y.0008.000000T0000Z-211114T1400Z/
Hancock-Warren-Upson-Monroe-Jones-Baldwin-Washington-Glascock-
Jefferson-Talbot-Taylor-Crawford-Bibb-Twiggs-Wilkinson-Johnson-
Emanuel-Muscogee-Chattahoochee-Marion-Schley-Macon-Peach-Houston-
Bleckley-Laurens-Treutlen-Stewart-Webster-Sumter-Dooly-Crisp-
Pulaski-Wilcox-Dodge-Telfair-Wheeler-Montgomery-Toombs-
Including the cities of Milledgeville, Macon, Swainsboro, 
Columbus, Warner Robins, Dublin, Lumpkin, Americus, Cordele, 
and Vidalia
908 AM EST Sun Nov 14 2021

...FROST ADVISORY HAS EXPIRED...

The frost advisory that was in effect until 9 am today has
expired. Temperatures are above freezing and any frost that has
formed will quickly melt.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 13, 6:02 AM ESTFreeze WarningFFCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 80 more27 hr

Nearby

Frost Advisories in Georgia, 2021Every frost advisory in 2021

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.