Alert archive / Georgia / Wind Advisories in 2016

Wind Advisory 20, NWS Atlanta, GA

December 28, 20169 counties in Georgia

NWS Atlanta, GA issued this wind advisory at Dec 28, 2016, 2:32 PM EST for 9 counties in Georgia. It took effect at Dec 29, 2016, 7:00 AM EST. It was in force for 30 hr.

The area

The counties it named.

The facts

Issued
Dec 28, 2016, 2:32 PM EST (19:32 UTC)
In effect from
Dec 29, 2016, 7:00 AM EST
Expired
Dec 30, 2016, 1:00 PM EST
In force
30 hr
Issued by
NWS Atlanta, GA

Counties Dade County, GA, Fannin County, GA, Gilmer County, GA, Lumpkin County, GA, Murray County, GA, Towns County, GA, Union County, GA, Walker County, GA, White County, GA

The radar

The Northeast Alabama radar (KHTX), 153 km from the middle of the area, began a volume at 19:36 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, 7.5 hours before the alert went out and 156 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 2016-12-28Temperature 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 2016-12-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 131 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
1068 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
131 m²/s²
0-3 km storm-relative helicity
121 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

745 
WWUS72 KFFC 281932
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
232 PM EST WED DEC 28 2016


GAZ001-002-005>009-015-016-290345-
/O.NEW.KFFC.WI.Y.0020.161229T1200Z-161230T1200Z/
DADE-WALKER-MURRAY-FANNIN-GILMER-UNION-TOWNS-LUMPKIN-WHITE-
INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND
232 PM EST WED DEC 28 2016

...WIND ADVISORY IN EFFECT FROM 7 AM THURSDAY TO 7 AM EST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 AM THURSDAY TO 7 AM EST
FRIDAY.

* LOCATIONS...NORTH GEORGIA COUNTIES WITH ELEVATIONS GREATER THAN
  1500 FT.

* WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS TO 30 TO 45 MPH.

* TIMING...WINDS MAY GUST BRIEFLY AS A FRONT PASSES EARLY
  THURSDAY MORNING, BUT THE MAIN THREAT WILL BE BETWEEN 7AM
  THURSDAY THROUGH 7AM FRIDAY.

* IMPACTS...THESE WINDS MAY BREAK TREE BRANCHES AND DOWN WEAKER
  TREES. LIGHT UNSECURED OUTDOOR ITEMS MAY BE BLOWN AROUND.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
4 follow-up statements
222 
WWUS72 KFFC 290256
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
956 PM EST WED DEC 28 2016


GAZ001-002-005>009-015-016-291100-
/O.CON.KFFC.WI.Y.0020.161229T1200Z-161230T1200Z/
DADE-WALKER-MURRAY-FANNIN-GILMER-UNION-TOWNS-LUMPKIN-WHITE-
INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND
956 PM EST WED DEC 28 2016

...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM THURSDAY TO 7 AM EST
FRIDAY...

* LOCATIONS...NORTH GEORGIA COUNTIES WITH ELEVATIONS GREATER 
  THAN 1500 FT.

* WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS TO 30 TO 45 MPH.

* TIMING...WINDS MAY GUST BRIEFLY AS A FRONT PASSES EARLY 
  THURSDAY MORNING... BUT THE MAIN THREAT WILL BE BETWEEN 7AM 
  THURSDAY THROUGH 7AM FRIDAY.

* IMPACTS...THESE WINDS MAY BREAK TREE BRANCHES AND DOWN WEAKER 
  TREES. LIGHT UNSECURED OUTDOOR ITEMS MAY BE BLOWN AROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
326 
WWUS72 KFFC 290819
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
319 AM EST THU DEC 29 2016


GAZ001-002-005>009-015-016-292100-
/O.CON.KFFC.WI.Y.0020.161229T1200Z-161230T1200Z/
DADE-WALKER-MURRAY-FANNIN-GILMER-UNION-TOWNS-LUMPKIN-WHITE-
INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND
319 AM EST THU DEC 29 2016

...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 7 AM
EST FRIDAY...

* LOCATIONS...NORTH GEORGIA COUNTIES WITH ELEVATIONS GREATER 
  THAN 1500 FT.

* WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS TO 30 TO 45 MPH.

* TIMING...WINDS MAY GUST BRIEFLY AS A FRONT PASSES EARLY 
  THURSDAY MORNING... BUT THE MAIN THREAT WILL BE BETWEEN 7AM 
  THURSDAY THROUGH 7AM FRIDAY.

* IMPACTS...THESE WINDS MAY BREAK TREE BRANCHES AND DOWN WEAKER 
  TREES. LIGHT UNSECURED OUTDOOR ITEMS MAY BE BLOWN AROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
466 
WWUS72 KFFC 291922
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
222 PM EST THU DEC 29 2016


GAZ005>009-015-016-300700-
/O.EXT.KFFC.WI.Y.0020.000000T0000Z-161230T1800Z/
MURRAY-FANNIN-GILMER-UNION-TOWNS-LUMPKIN-WHITE-
INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND
222 PM EST THU DEC 29 2016

...WIND ADVISORY NOW IN EFFECT UNTIL 1 PM EST FRIDAY...

* LOCATIONS...NORTHEAST GEORGIA COUNTIES WITH ELEVATIONS GREATER 
  THAN 1500 FT.

* WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS TO 30 TO 45 MPH.

* TIMING...UNTIL 1 PM FRIDAY.

* IMPACTS...THESE WINDS MAY BREAK TREE BRANCHES AND DOWN WEAKER 
  TREES. LIGHT UNSECURED OUTDOOR ITEMS MAY BE BLOWN AROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

GAZ001-002-300600-
/O.EXT.KFFC.WI.Y.0020.000000T0000Z-161230T0600Z/
DADE-WALKER-
222 PM EST THU DEC 29 2016

...WIND ADVISORY NOW IN EFFECT UNTIL 1 AM EST FRIDAY...

* LOCATIONS...NORTHWEST GEORGIA COUNTIES WITH ELEVATIONS GREATER 
  THAN 1500 FT.

* WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS TO 30 TO 45 MPH.

* TIMING...UNTIL 1 AM FRIDAY.

* IMPACTS...THESE WINDS MAY BREAK TREE BRANCHES AND DOWN WEAKER 
  TREES. LIGHT UNSECURED OUTDOOR ITEMS MAY BE BLOWN AROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
404 
WWUS72 KFFC 300603
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
103 AM EST FRI DEC 30 2016


GAZ001-002-300715-
/O.EXP.KFFC.WI.Y.0020.000000T0000Z-161230T0600Z/
DADE-WALKER-
103 AM EST FRI DEC 30 2016

...WIND ADVISORY HAS EXPIRED...

WINDS ACROSS DADE AND WALKER COUNTIES HAVE DIMINISHED. THEREFORE
THE WIND ADVISORY HAS BEEN ALLOWED TO EXPIRE.


$$

GAZ005>009-015-016-301800-
/O.CON.KFFC.WI.Y.0020.000000T0000Z-161230T1800Z/
MURRAY-FANNIN-GILMER-UNION-TOWNS-LUMPKIN-WHITE-
INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND
103 AM EST FRI DEC 30 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...

* LOCATIONS...NORTHEAST GEORGIA COUNTIES WITH ELEVATIONS GREATER 
  THAN 1500 FT.

* WINDS...NORTHWEST 20 TO 25 MPH WITH GUSTS TO 30 TO 45 MPH.

* TIMING...UNTIL 1 PM FRIDAY.

* IMPACTS...THESE WINDS MAY BREAK TREE BRANCHES AND DOWN WEAKER 
  TREES. LIGHT UNSECURED OUTDOOR ITEMS MAY BE BLOWN AROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

Nearby

Wind Advisories in Georgia, 2016Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.