Alert archive / Georgia / Freeze Warnings in 2020

Freeze Warning 2, NWS Atlanta, GA

May 9, 2020Fannin County, Towns County, Union County, Georgia

NWS Atlanta, GA issued this freeze warning at May 9, 2020, 2:49 PM EDT for Fannin County, Towns County, Union County, Georgia. It took effect at May 10, 2020, 2:00 AM EDT. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 9, 2020, 2:49 PM EDT (18:49 UTC)
In effect from
May 10, 2020, 2:00 AM EDT
Expired
May 10, 2020, 8:00 AM EDT
In force
6 hr
Issued by
NWS Atlanta, GA

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

The radar

The Knoxville radar (KMRX), 155 km from the middle of the area, began a volume at 18:50 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, 6.8 hours before the alert went out and 173 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 2020-05-09Temperature 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 2020-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -253 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
1133 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
-253 m²/s²
0-3 km storm-relative helicity
-280 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

692 
WWUS72 KFFC 091849 
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
249 PM EDT Sat May 9 2020

GAZ006-008-009-101200-
/O.NEW.KFFC.FZ.W.0002.200510T0800Z-200510T1200Z/
/O.EXT.KFFC.FR.Y.0002.200510T0600Z-200510T0800Z/
Fannin-Union-Towns-
249 PM EDT Sat May 9 2020

...FROST ADVISORY NOW IN EFFECT FROM 2 AM TO 4 AM EDT SUNDAY...
...FREEZE WARNING IN EFFECT FROM 4 AM TO 8 AM EDT SUNDAY...

* WHAT...For the Freeze Warning, temperatures as low as 30 to 32
  degrees can be expected for some areas. For the Frost Advisory,
  areas of frost can be expected.

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

* WHEN...For the Freeze Warning, from 4 AM to 8 AM EDT Sunday. 
  For the Frost Advisory, from 2 AM to 4 AM EDT Sunday.

* IMPACTS...Frost and freeze conditions will kill 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.

&&

$$

GAZ001>005-007-011>016-019>021-030>032-041>043-052-101200-
/O.EXT.KFFC.FR.Y.0002.200510T0600Z-200510T1200Z/
Dade-Walker-Catoosa-Whitfield-Murray-Gilmer-Chattooga-Gordon-
Pickens-Dawson-Lumpkin-White-Floyd-Bartow-Cherokee-Polk-Paulding-
Cobb-Haralson-Carroll-Douglas-Heard-
Including the cities of Calhoun, Dahlonega, Cleveland, Rome, 
Cartersville, Marietta, Carrollton, and Douglasville
249 PM EDT Sat May 9 2020

...FROST ADVISORY NOW IN EFFECT FROM 2 AM TO 8 AM EDT SUNDAY...

* WHAT...Temperatures as low as 35 degrees will result in frost 
  formation for some areas.

* WHERE...Portions of north and west Georgia.

* WHEN...From 2 AM to 8 AM EDT Sunday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$
3 follow-up statements
659 
WWUS72 KFFC 092228
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
628 PM EDT Sat May 9 2020

GAZ006-008-009-100630-
/O.CAN.KFFC.FR.Y.0002.200510T0600Z-200510T0800Z/
/O.EXT.KFFC.FZ.W.0002.200510T0600Z-200510T1200Z/
Fannin-Union-Towns-
628 PM EDT Sat May 9 2020

...FREEZE WARNING NOW IN EFFECT FROM 2 AM TO 8 AM EDT SUNDAY...

* WHAT...Sub-freezing temperatures as low as 30 degrees expected.

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

* WHEN...From 2 AM to 8 AM EDT Sunday.

* IMPACTS...Frost and freeze conditions damage crops, fruit
  trees, berries and 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.

&&

$$

GAZ001>005-007-011>016-019>021-030>032-041>043-052-100630-
/O.CON.KFFC.FR.Y.0002.200510T0600Z-200510T1200Z/
Dade-Walker-Catoosa-Whitfield-Murray-Gilmer-Chattooga-Gordon-
Pickens-Dawson-Lumpkin-White-Floyd-Bartow-Cherokee-Polk-Paulding-
Cobb-Haralson-Carroll-Douglas-Heard-
Including the cities of Calhoun, Dahlonega, Cleveland, Rome, 
Cartersville, Marietta, Carrollton, and Douglasville
628 PM EDT Sat May 9 2020

...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT
SUNDAY...

* WHAT...Temperatures as low as 35 degrees will result in frost 
  formation.

* WHERE...Much of north and west Georgia generally north of a
  LaGrange to Canton to Cleveland line.

* WHEN...From 2 AM to 8 AM EDT Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$
516 
WWUS72 KFFC 092229
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
629 PM EDT Sat May 9 2020

GAZ006-008-009-100630-
/O.CON.KFFC.FZ.W.0002.200510T0600Z-200510T1200Z/
Fannin-Union-Towns-
629 PM EDT Sat May 9 2020

...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT
SUNDAY...

* WHAT...Sub-freezing temperatures as low as 30 degrees expected.

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

* WHEN...From 2 AM to 8 AM EDT Sunday.

* IMPACTS...Frost and freeze conditions damage crops, fruit 
  trees, berries and 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.

&&

$$

GAZ001>005-007-011>016-019>021-030>032-041>043-052-100630-
/O.CON.KFFC.FR.Y.0002.200510T0600Z-200510T1200Z/
Dade-Walker-Catoosa-Whitfield-Murray-Gilmer-Chattooga-Gordon-
Pickens-Dawson-Lumpkin-White-Floyd-Bartow-Cherokee-Polk-Paulding-
Cobb-Haralson-Carroll-Douglas-Heard-
Including the cities of Calhoun, Dahlonega, Cleveland, Rome, 
Cartersville, Marietta, Carrollton, and Douglasville
629 PM EDT Sat May 9 2020

...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT
SUNDAY...

* WHAT...Temperatures as low as 35 degrees will result in frost 
  formation.

* WHERE...Much of north and west Georgia generally north of a 
  LaGrange to Canton to Cleveland line.

* WHEN...From 2 AM to 8 AM EDT Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$
649 
WWUS72 KFFC 100811
NPWFFC

URGENT - WEATHER MESSAGE
National Weather Service Peachtree City GA
411 AM EDT Sun May 10 2020

GAZ006-008-009-101200-
/O.CON.KFFC.FZ.W.0002.000000T0000Z-200510T1200Z/
Fannin-Union-Towns-
411 AM EDT Sun May 10 2020

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* WHAT...Sub-freezing temperatures as low as 30 degrees expected.

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

* WHEN...From 2 AM to 8 AM EDT Sunday.

* IMPACTS...Frost and freeze conditions damage crops, fruit 
  trees, berries and 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.

&&

$$

GAZ001>005-007-011>016-019>021-030>032-041>043-052-101200-
/O.CON.KFFC.FR.Y.0002.000000T0000Z-200510T1200Z/
Dade-Walker-Catoosa-Whitfield-Murray-Gilmer-Chattooga-Gordon-
Pickens-Dawson-Lumpkin-White-Floyd-Bartow-Cherokee-Polk-Paulding-
Cobb-Haralson-Carroll-Douglas-Heard-
Including the cities of Calhoun, Dahlonega, Cleveland, Rome, 
Cartersville, Marietta, Carrollton, and Douglasville
411 AM EDT Sun May 10 2020

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* WHAT...Temperatures as low as 35 degrees will result in frost 
  formation.

* WHERE...Much of north and west Georgia generally north of a 
  LaGrange to Canton to Cleveland line.

* WHEN...From 2 AM to 8 AM EDT Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 9, 3:37 AM EDTFrost AdvisoryFFCBartow, Carroll, Catoosa, Chattooga, Cherokee, Cobb and 19 more28 hr

Nearby

Freeze Warnings in Georgia, 2020Every freeze warning in 2020

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.