Alert archive / Georgia / Freeze Watches in 2021

Freeze Watch 3, NWS Atlanta, GA

April 20, 20214 counties in Georgia

NWS Atlanta, GA issued this freeze watch at Apr 20, 2021, 2:41 PM EDT for 4 counties in Georgia. It took effect at Apr 22, 2021, 2:00 AM EDT. It was in force for .

The area

The counties it named.

The facts

Issued
Apr 20, 2021, 2:41 PM EDT (18:41 UTC)
In effect from
Apr 22, 2021, 2:00 AM EDT
Expired
Apr 21, 2021, 3:57 AM EDT
In force
Issued by
NWS Atlanta, GA

Counties Fannin County, GA, Gilmer County, GA, Towns County, GA, Union County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 6.7 hours before the alert went out and 166 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 2021-04-20Temperature 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 2021-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.1939587897117136Sfc1 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
1883 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
149 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

660 
WWUS72 KFFC 201841
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
241 PM EDT Tue Apr 20 2021

GAZ006>009-210245-
/O.NEW.KFFC.WI.Y.0004.210421T1800Z-210422T0200Z/
/O.NEW.KFFC.FZ.A.0003.210422T0600Z-210422T1300Z/
Fannin-Gilmer-Union-Towns-
241 PM EDT Tue Apr 20 2021

...WIND ADVISORY IN EFFECT FROM 2 PM TO 10 PM EDT WEDNESDAY...
...FREEZE WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH
THURSDAY MORNING...

* WHAT...For the Wind Advisory, northwest winds 15 to 25 mph 
  with gusts up to 35 mph expected. For the Freeze Watch, sub-
  freezing temperatures as low as 31 possible.

* WHERE...Fannin, Gilmer, Union and Towns Counties.

* WHEN...For the Wind Advisory, from 2 PM to 10 PM EDT 
  Wednesday. For the Freeze Watch, from late Wednesday night 
  through Thursday morning.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

* ADDITIONAL DETAILS...Gusty winds could blow around unsecured
  objects. Tree limbs could be blown down and a few power outages
  may result. Frost and freeze conditions will harm sensitive 
  vegetation and possibly damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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.

&&

$$

GAZ001>005-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-210245-
/O.NEW.KFFC.WI.Y.0004.210421T1800Z-210422T0200Z/
Dade-Walker-Catoosa-Whitfield-Murray-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-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 Calhoun, Dahlonega, Cleveland, Rome, 
Cartersville, Gainesville, Marietta, Atlanta, Lawrenceville, 
Athens, Carrollton, Douglasville, East Point, Decatur, Conyers, 
Covington, Newnan, Peachtree City, Griffin, Milledgeville, Macon,
Swainsboro, Columbus, Warner Robins, Dublin, Lumpkin, Americus, 
Cordele, and Vidalia
241 PM EDT Tue Apr 20 2021

...WIND ADVISORY IN EFFECT FROM 2 PM TO 10 PM EDT WEDNESDAY...

* WHAT...Northwest winds 10 to 20 mph with gusts up to 35 mph 
  expected.

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

* WHEN...From 2 PM to 10 PM EDT Wednesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Gusty winds could blow around unsecured
  objects. Tree limbs could be blown down and a few power outages
  may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
3 follow-up statements
182 
WWUS72 KFFC 201850
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
250 PM EDT Tue Apr 20 2021

GAZ006>009-210300-
/O.EXT.KFFC.WI.Y.0004.210421T1200Z-210422T0200Z/
/O.CON.KFFC.FZ.A.0003.210422T0600Z-210422T1300Z/
Fannin-Gilmer-Union-Towns-
250 PM EDT Tue Apr 20 2021

...WIND ADVISORY NOW IN EFFECT FROM 8 AM TO 10 PM EDT WEDNESDAY...
...FREEZE WATCH REMAINS IN EFFECT FROM LATE WEDNESDAY NIGHT
THROUGH THURSDAY MORNING...

* WHAT...For the Wind Advisory, northwest winds 15 to 25 mph 
  with gusts up to 35 mph expected. For the Freeze Watch, sub- 
  freezing temperatures as low as 31 possible.

* WHERE...Fannin, Gilmer, Union and Towns Counties.

* WHEN...For the Wind Advisory, from 8 AM to 10 PM EDT 
  Wednesday. For the Freeze Watch, from late Wednesday night 
  through Thursday morning.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

* ADDITIONAL DETAILS...Gusty winds could blow around unsecured 
  objects. Tree limbs could be blown down and a few power 
  outages may result. Frost and freeze conditions will harm 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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.

&&

$$

GAZ001>005-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-210300-
/O.EXT.KFFC.WI.Y.0004.210421T1200Z-210422T0200Z/
Dade-Walker-Catoosa-Whitfield-Murray-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-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 Calhoun, Dahlonega, Cleveland, Rome, 
Cartersville, Gainesville, Marietta, Atlanta, Lawrenceville, 
Athens, Carrollton, Douglasville, East Point, Decatur, Conyers, 
Covington, Newnan, Peachtree City, Griffin, Milledgeville, Macon,
Swainsboro, Columbus, Warner Robins, Dublin, Lumpkin, Americus, 
Cordele, and Vidalia
250 PM EDT Tue Apr 20 2021

...WIND ADVISORY NOW IN EFFECT FROM 8 AM TO 10 PM EDT WEDNESDAY...

* WHAT...Northwest winds 10 to 20 mph with gusts up to 35 mph 
  expected.

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

* WHEN...From 8 AM to 10 PM EDT Wednesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Gusty winds could blow around unsecured 
  objects. Tree limbs could be blown down and a few power 
  outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
451 
WWUS72 KFFC 210147
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
947 PM EDT Tue Apr 20 2021

GAZ006>009-211100-
/O.CON.KFFC.WI.Y.0004.210421T1200Z-210422T0200Z/
/O.CON.KFFC.FZ.A.0003.210422T0600Z-210422T1300Z/
Fannin-Gilmer-Union-Towns-
947 PM EDT Tue Apr 20 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM TO 10 PM EDT
WEDNESDAY...
...FREEZE WATCH REMAINS IN EFFECT FROM LATE WEDNESDAY NIGHT
THROUGH THURSDAY MORNING...

* WHAT...For the Wind Advisory, northwest winds 15 to 25 mph 
  with gusts up to 35 mph expected. For the Freeze Watch, sub- 
  freezing temperatures as low as 31 possible.

* WHERE...Fannin, Gilmer, Union and Towns Counties.

* WHEN...For the Wind Advisory, from 8 AM to 10 PM EDT 
  Wednesday. For the Freeze Watch, from late Wednesday night 
  through Thursday morning.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Frost and freeze conditions could kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

* ADDITIONAL DETAILS...Gusty winds could blow around unsecured 
  objects. Tree limbs could be blown down and a few power 
  outages may result. Frost and freeze conditions will harm 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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.

&&

$$

GAZ001>005-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-211100-
/O.CON.KFFC.WI.Y.0004.210421T1200Z-210422T0200Z/
Dade-Walker-Catoosa-Whitfield-Murray-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-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 Calhoun, Dahlonega, Cleveland, Rome, 
Cartersville, Gainesville, Marietta, Atlanta, Lawrenceville, 
Athens, Carrollton, Douglasville, East Point, Decatur, Conyers, 
Covington, Newnan, Peachtree City, Griffin, Milledgeville, Macon,
Swainsboro, Columbus, Warner Robins, Dublin, Lumpkin, Americus, 
Cordele, and Vidalia
947 PM EDT Tue Apr 20 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM TO 10 PM EDT
WEDNESDAY...

* WHAT...Northwest winds 10 to 20 mph with gusts up to 35 mph 
  expected.

* WHERE...North and central Georgia.

* WHEN...From 8 AM to 10 PM EDT Wednesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Gusty winds could blow around unsecured 
  objects. Tree limbs could be blown down and a few power 
  outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
031 
WWUS72 KFFC 210757
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
357 AM EDT Wed Apr 21 2021

GAZ006>009-211600-
/O.UPG.KFFC.FZ.A.0003.210422T0600Z-210422T1300Z/
/O.NEW.KFFC.FZ.W.0003.210422T0600Z-210422T1300Z/
/O.CON.KFFC.WI.Y.0004.210421T1200Z-210422T0200Z/
Fannin-Gilmer-Union-Towns-
357 AM EDT Wed Apr 21 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO
10 PM EDT THIS EVENING...
...FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM EDT THURSDAY...

* WHAT...For the Freeze Warning, sub-freezing temperatures as low
  as 28 expected. For the Wind Advisory, northwest winds 10 to 15
  mph expected.

* WHERE...Fannin, Gilmer, Union and Towns Counties.

* WHEN...For the Freeze Warning, from 2 AM to 9 AM EDT Thursday. 
  For the Wind Advisory, from 8 AM this morning to 10 PM EDT 
  this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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.

&&

$$

GAZ015-016-211600-
/O.NEW.KFFC.FZ.W.0003.210422T0600Z-210422T1300Z/
/O.CON.KFFC.WI.Y.0004.210421T1200Z-210422T0200Z/
Lumpkin-White-
Including the cities of Dahlonega and Cleveland
357 AM EDT Wed Apr 21 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO
10 PM EDT THIS EVENING...
...FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM EDT THURSDAY...

* WHAT...For the Freeze Warning, sub-freezing temperatures as low
  as 30 expected. For the Wind Advisory, northwest winds 10 to 15
  mph with gusts up to 30 mph expected.

* WHERE...Lumpkin and White Counties.

* WHEN...For the Freeze Warning, from 2 AM to 9 AM EDT Thursday. 
  For the Wind Advisory, from 8 AM this morning to 10 PM EDT 
  this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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.

&&

$$

GAZ001>005-011>014-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-211600-
/O.CON.KFFC.WI.Y.0004.210421T1200Z-210422T0200Z/
Dade-Walker-Catoosa-Whitfield-Murray-Chattooga-Gordon-Pickens-
Dawson-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-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 Calhoun, Rome, Cartersville, Gainesville,
Marietta, Atlanta, Lawrenceville, Athens, Carrollton, 
Douglasville, East Point, Decatur, Conyers, Covington, Newnan, 
Peachtree City, Griffin, Milledgeville, Macon, Swainsboro, 
Columbus, Warner Robins, Dublin, Lumpkin, Americus, Cordele, 
and Vidalia
357 AM EDT Wed Apr 21 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO
10 PM EDT THIS EVENING...

* WHAT...Northwest winds 10 to 20 mph with gusts up to 30 mph 
  expected.

* WHERE...North and central Georgia.

* WHEN...From 8 AM this morning to 10 PM EDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 20, 2:39 PM EDTFire Weather WatchFFCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more15 hr
Apr 20, 2:41 PM EDTWind AdvisoryFFCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more31 hr

Nearby

Freeze Watches in Georgia, 2021Every freeze watch 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.