Alert archive / Georgia / Freeze Warnings in 2016

Freeze Warning 1, NWS Atlanta, GA

March 20, 20168 counties in Georgia

NWS Atlanta, GA issued this freeze warning at Mar 20, 2016, 3:42 AM EDT for 8 counties in Georgia. It took effect at Mar 21, 2016, 12:00 AM EDT. It was in force for 10 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Mar 20, 2016, 3:42 AM EDT (07:42 UTC)
In effect from
Mar 21, 2016, 12:00 AM EDT
Expired
Mar 21, 2016, 10:00 AM EDT
In force
10 hr
Issued by
NWS Atlanta, GA

Counties Dawson County, GA, Fannin County, GA, Gilmer County, GA, Lumpkin County, GA, Murray County, GA, Towns County, GA, Union County, GA, White County, GA

The radar

The Atlanta radar (KFFC), 156 km from the middle of the area, began a volume at 07:43 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.

What was reported inside it

TimeReportWhereRemark
Mar 21, 6:44 AM EDTSNOW 0.83 S Pleasant Grove, GAUP TO 0.75 INCHES OF SNOW ON EXPOSED SURFACES...NO STICKING ON ROADWAYS FROM OVERNIGHT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 7.7 hours before the alert went out and 154 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 2016-03-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 joules per kilogram.LCLLFCEL10008507005003002001001 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 2016-03-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
10 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
990 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
104 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

201 
WWUS72 KFFC 200742
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
342 AM EDT SUN MAR 20 2016


GAZ006>009-015-016-202200-
/O.UPG.KFFC.FZ.A.0001.160321T0800Z-160321T1400Z/
/O.NEW.KFFC.FZ.W.0001.160321T0400Z-160321T1400Z/
FANNIN-GILMER-UNION-TOWNS-LUMPKIN-WHITE-
INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND
342 AM EDT SUN MAR 20 2016

...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM EDT
MONDAY...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
FREEZE WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM EDT MONDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT.

* LOCATIONS...PORTIONS OF NORTHEAST GEORGIA...MAINLY ALONG AND
  NORTH OF A CHATSWORTH TO DAHLONEGA TO CLEVELAND LINE. 

* TEMPERATURES...26 TO 32 DEGREES.

* TIMING... TEMPERATURES FALLING AT OR BELOW FREEZING SHORTLY
  AFTER MIDNIGHT TONIGHT AND LASTING THROUGH AROUND 10 AM.

* IMPACTS...THE EARLY SEASON BLOOMING OF FOLIAGE ACROSS THE 
  STATE WILL RESULT IN DAMAGE TO SENSITIVE VEGETATION WITH 
  TEMPERATURES BELOW FREEZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS FREEZING TEMPERATURES ARE FORECAST TO
THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS
IN THE WARNED AREA ARE ADVISED TO HARVEST OR PROTECT TENDER
VEGETATION.

&&

$$

GAZ005-014-202200-
/O.NEW.KFFC.FZ.W.0001.160321T0400Z-160321T1400Z/
MURRAY-DAWSON-
342 AM EDT SUN MAR 20 2016

...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM EDT
MONDAY...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
FREEZE WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM EDT MONDAY.

* LOCATIONS...PORTIONS OF NORTHEAST GEORGIA...MAINLY ALONG AND
  NORTH OF A CHATSWORTH TO DAHLONEGA TO CLEVELAND LINE. 

* TEMPERATURES...26 TO 32 DEGREES.

* TIMING...TEMPERATURES FALLING AT OR BELOW FREEZING SHORTLY
  AFTER MIDNIGHT TONIGHT AND LASTING THROUGH AROUND 10 AM.

* IMPACTS...THE EARLY SEASON BLOOMING OF FOLIAGE ACROSS THE 
  STATE WILL RESULT IN DAMAGE TO SENSITIVE VEGETATION WITH 
  TEMPERATURES BELOW FREEZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS FREEZING TEMPERATURES ARE FORECAST TO
THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS
IN THE WARNED AREA ARE ADVISED TO HARVEST OR PROTECT TENDER
VEGETATION.

&&

$$
2 follow-up statements
723 
WWUS72 KFFC 210614
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
214 AM EDT MON MAR 21 2016

GAZ005>009-014>016-211500-
/O.NEW.KFFC.FZ.W.0002.160322T0400Z-160322T1400Z/
/O.CON.KFFC.FZ.W.0001.000000T0000Z-160321T1400Z/
MURRAY-FANNIN-GILMER-UNION-TOWNS-DAWSON-LUMPKIN-WHITE-
INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND
214 AM EDT MON MAR 21 2016

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM EDT THIS
MORNING...
...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM EDT
TUESDAY...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY CONTINUES THE
FREEZW WARNING THROUGH 10 AM THIS MORNING... AND HAS ISSUED A NEW
FREEZE WARNING... WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 10
AM EDT TUESDAY.

* LOCATIONS...PORTIONS OF NORTHEAST GEORGIA...MAINLY ALONG AND 
  NORTH OF A CHATSWORTH TO DAHLONEGA TO CLEVELAND LINE.

* TEMPERATURES...26 TO 32 DEGREES.

* TIMING...TEMPERATURES AT OR BELOW FREEZING THROUGH 10 AM THIS
  MORNING... THEN AGAIN FALLING AT OR BELOW FREEZING SHORTLY AFTER
  MIDNIGHT TONIGHT AND LASTING THROUGH AROUND 10 AM TUESDAY
  MORNING.

* IMPACTS...THE EARLY SEASON BLOOMING OF FOLIAGE ACROSS THE 
  STATE WILL RESULT IN DAMAGE TO SENSITIVE VEGETATION WITH 
  TEMPERATURES BELOW FREEZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS FREEZING TEMPERATURES ARE FORECAST TO
THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE
WARNED AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION.

&&

$$
474 
WWUS72 KFFC 210752
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
352 AM EDT MON MAR 21 2016

GAZ005>009-014>016-211500-
/O.CON.KFFC.FZ.W.0001.000000T0000Z-160321T1400Z/
/O.CON.KFFC.FZ.W.0002.160322T0400Z-160322T1400Z/
MURRAY-FANNIN-GILMER-UNION-TOWNS-DAWSON-LUMPKIN-WHITE-
INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND
352 AM EDT MON MAR 21 2016

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM EDT THIS
MORNING...
...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM EDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY CONTINUES THE
FREEZE WARNING THROUGH 10 AM THIS MORNING... AND HAS ISSUED A NEW
FREEZE WARNING... WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 10
AM EDT TUESDAY.

* LOCATIONS...PORTIONS OF NORTHEAST GEORGIA...MAINLY ALONG AND 
  NORTH OF A CHATSWORTH TO DAHLONEGA TO CLEVELAND LINE.

* TEMPERATURES...26 TO 32 DEGREES.

* TIMING...TEMPERATURES AT OR BELOW FREEZING THROUGH 10 AM THIS 
  MORNING... THEN AGAIN FALLING AT OR BELOW FREEZING SHORTLY 
  AFTER MIDNIGHT TONIGHT AND LASTING THROUGH AROUND 10 AM 
  TUESDAY MORNING.

* IMPACTS...THE EARLY SEASON BLOOMING OF FOLIAGE ACROSS THE 
  STATE WILL RESULT IN DAMAGE TO SENSITIVE VEGETATION WITH 
  TEMPERATURES BELOW FREEZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS FREEZING TEMPERATURES ARE FORECAST TO
THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE
WARNED AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 20, 11:49 AM EDTWinter Weather AdvisoryFFCDawson, Fannin, Gilmer, Lumpkin, Murray, Towns and 2 more22 hr

Nearby

Freeze Warnings in Georgia, 2016Every freeze warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.