Alert archive / Georgia / Wind Advisories in 2011

Wind Advisory 8, NWS Atlanta, GA

March 9, 201112 counties in Georgia

NWS Atlanta, GA issued this wind advisory at Mar 9, 2011, 3:13 AM EST for 12 counties in Georgia. It took effect at Mar 9, 2011, 4:00 AM EST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Mar 9, 2011, 3:13 AM EST (08:13 UTC)
In effect from
Mar 9, 2011, 4:00 AM EST
Expired
Mar 9, 2011, 3:17 PM EST
In force
11 hr
Issued by
NWS Atlanta, GA

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

The radar

The Atlanta radar (KFFC), 148 km from the middle of the area, began a volume at 08:16 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, 8.2 hours before the alert went out and 147 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 2011-03-09Temperature 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 00:00Z on 2011-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 square meters per square second.19395878Sfc1 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
1621 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
275 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

138 
WWUS72 KFFC 090813
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
313 AM EST WED MAR 9 2011


GAZ001-002-005>009-011-013>016-092100-
/O.NEW.KFFC.WI.Y.0008.110309T0900Z-110309T2100Z/
DADE-WALKER-MURRAY-FANNIN-GILMER-UNION-TOWNS-CHATTOOGA-PICKENS-
DAWSON-LUMPKIN-WHITE-
INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND
313 AM EST WED MAR 9 2011

...WIND ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON FOR
   THE HIGHER TERRAIN OF NORTH GEORGIA 1500 FEET AND ABOVE...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON FOR
THE HIGHER TERRAIN OF NORTH GEORGIA 1500 FEET AND ABOVE.

* WINDS: GENERALLY SOUTH WINDS 20 TO 30 MPH WITH GUSTS AROUND 40
  MPH OVER THE HIGHER TERRAIN 1500 FEET OR ABOVE.

* IMPACTS: POTENTIAL FOR TREES TO BE BLOWN OVER.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST
20 MPH...OR GUSTS TO 35 MPH OR STRONGER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
1 follow-up statement
936 
WWUS72 KFFC 092017
NPWFFC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
317 PM EST WED MAR 9 2011

...WINDY CONDITIONS EXPECTED ACROSS NORTH AND CENTRAL GEORGIA ON
THURSDAY...

.A COLD FRONT WILL PUSH THROUGH THE STATE OVERNIGHT TONIGHT.
WINDS WILL INCREASE BEHIND THIS FRONT AS THE LOW PRESSURE SYSTEM
MOVES UP THE EAST COAST AND HIGH PRESSURE BUILDS ACROSS THE
WESTERN GULF COAST STATES.

GAZ001-002-005>009-011-013>016-100430-
/O.CAN.KFFC.WI.Y.0008.000000T0000Z-110309T2100Z/
/O.NEW.KFFC.WI.Y.0009.110310T1500Z-110311T0000Z/
DADE-WALKER-MURRAY-FANNIN-GILMER-UNION-TOWNS-CHATTOOGA-PICKENS-
DAWSON-LUMPKIN-WHITE-
INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND
317 PM EST WED MAR 9 2011

...WIND ADVISORY IN EFFECT FROM 10 AM TO 7 PM EST THURSDAY...
...WIND ADVISORY IS CANCELLED FOR THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A WIND
ADVISORY FOR NORTH AND CENTRAL GEORGIA...WHICH IS IN EFFECT FROM
10 AM TO 7 PM EST THURSDAY. THE WIND ADVISORY FOR THE HIGHER
ELEVATIONS IN NORTH GEORGIA THAT WAS IN EFFECT FOR THIS AFTERNOON
HAS BEEN CANCELLED.

* WINDS: WEST WINDS AROUND 20 TO 25 MPH WITH GUSTS AROUND 30 MPH.

* IMPACTS: THE STRONG WINDS MAY KNOCK DOWN TREE LIMBS AND DISPLACE
  SMALL OBJECTS. SECURE LOOSE OUTDOOR ITEMS. IN ADDITION...DRIVING
  MAY BECOME DIFFICULT ESPECIALLY IN HIGH PROFILE VEHICLES. USE
  CAUTION WHILE DRIVING.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST
20 MPH...OR GUSTS TO 35 MPH OR STRONGER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

GAZ003-004-012-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-100430-
/O.NEW.KFFC.WI.Y.0009.110310T1500Z-110311T0000Z/
CATOOSA-WHITFIELD-GORDON-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...VIDALIA
317 PM EST WED MAR 9 2011

...WIND ADVISORY IN EFFECT FROM 10 AM TO 7 PM EST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM TO 7 PM EST THURSDAY FOR
NORTH AND CENTRAL GEORGIA.

* TIMING: 10 AM TO 7PM THURSDAY.

* WINDS: WEST WINDS AROUND 20 TO 25 MPH WITH GUSTS AROUND 30 MPH.

* IMPACTS: THE STRONG WINDS MAY KNOCK DOWN TREE LIMBS AND DISPLACE
  SMALL OBJECTS. SECURE LOOSE OUTDOOR ITEMS. IN ADDITION...DRIVING
  MAY BECOME DIFFICULT ESPECIALLY IN HIGH PROFILE VEHICLES. USE
  CAUTION WHILE DRIVING.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST
20 MPH...OR GUSTS TO 35 MPH OR STRONGER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 9, 6:38 AM ESTRiver Flood WarningFFCDade43 hr
Mar 9, 8:49 AM ESTRiver Flood WarningFFCChattooga6 days
Mar 9, 9:24 AM ESTFlash Flood WarningFFCFloyd, Haralson, Polk6 hr
Mar 9, 9:35 AM ESTRiver Flood WarningFFCCatoosa59 hr
Mar 9, 10:39 AM ESTRiver Flood WarningFFCWhitfield3 days
Mar 9, 10:39 AM ESTRiver Flood WarningFFCForsyth, Fulton49 hr
Mar 9, 10:39 AM ESTRiver Flood WarningFFCGwinnett11 hr
Mar 9, 10:39 AM ESTRiver Flood WarningFFCClarke, Greene, Oconee11 hr
Mar 9, 10:58 AM ESTFlash Flood WarningFFCBartow, Gordon5 hr
Mar 9, 11:28 AM ESTAreal Flood WarningFFCCatoosa7 hr
Mar 9, 1:11 PM ESTRiver Flood WarningFFCForsyth20 hr
Mar 9, 1:27 PM ESTSevere Thunderstorm WarningFFCCrisp, Sumter48 min
Mar 9, 1:54 PM ESTSevere Thunderstorm WarningFFCBleckley, Dodge, Laurens, Pulaski51 min
Mar 9, 2:16 PM ESTSevere Thunderstorm WarningFFCDodge, Telfair, Wilcox44 min
Mar 9, 2:44 PM ESTSevere Thunderstorm WarningFFCEmanuel, Johnson, Laurens, Montgomery, Treutlen, Wheeler46 min
Mar 9, 2:57 PM ESTSevere Thunderstorm WarningFFCDodge, Montgomery, Telfair, Wheeler48 min
Mar 9, 3:03 PM ESTRiver Flood WarningFFCPolk8 hr
Mar 9, 3:17 PM ESTWind AdvisoryFFCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more28 hr
Mar 9, 3:24 PM ESTSevere Thunderstorm WarningFFCEmanuel, Treutlen51 min
Mar 9, 3:27 PM ESTRiver Flood WarningFFCFloyd, Gordon4 days
Mar 9, 3:34 PM ESTSevere Thunderstorm WarningFFCMontgomery, Toombs41 min
Mar 9, 3:46 PM ESTRiver Flood WarningFFCMurray, Whitfield51 hr
Mar 9, 5:59 PM ESTRiver Flood WarningFFCFloyd56 hr

Nearby

Wind Advisories in Georgia, 2011Every wind advisory in 2011

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.