Alert archive / Georgia / Wind Advisories in 2012
Wind Advisory 13, NWS Atlanta, GA
NWS Atlanta, GA issued this wind advisory at Dec 10, 2012, 2:57 AM EST for 12 counties in Georgia. It took effect at Dec 10, 2012, 11:00 AM EST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Dec 10, 2012, 2:57 AM EST (07:57 UTC)
- In effect from
- Dec 10, 2012, 11:00 AM EST
- Expired
- Dec 10, 2012, 7:00 PM EST
- In force
- 8 hr
- Issued by
- NWS Atlanta, GA
Counties Catoosa County, GA, Chattooga County, GA, 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, Whitfield County, GA
The radar
The Northeast Alabama radar (KHTX), 136 km from the middle of the area, began a volume at 08:00 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, 8.0 hours before the alert went out and 155 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1249 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
489 WWUS72 KFFC 100757 NPWFFC URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PEACHTREE CITY GA 257 AM EST MON DEC 10 2012 ...STRONG WINDS TO IMPACT THE HIGHER ELEVATIONS OF THE NORTH GEORGIA MOUNTAINS TODAY... .STRONG WINDS WILL SPREAD INTO THE HIGHER ELEVATIONS OF THE NORTH GEORGIA MOUNTAINS TODAY AHEAD OF AN APPROACHING UPPER-LEVEL STORM SYSTEM AND SURFACE COLD FRONT. THE WINDS WILL SUBSIDE THIS EVENING AS THE STORM SYSTEM LIFTS PAST THE REGION. GAZ001>009-011-015-016-101600- /O.NEW.KFFC.WI.Y.0013.121210T1600Z-121211T0000Z/ DADE-WALKER-CATOOSA-WHITFIELD-MURRAY-FANNIN-GILMER-UNION-TOWNS- CHATTOOGA-LUMPKIN-WHITE- INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND 257 AM EST MON DEC 10 2012 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EST THIS EVENING FOR THE NORTH GEORGIA MOUNTAINS... THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM EST THIS EVENING. * LOCATIONS...THE NORTH GEORGIA MOUNTAINS...MAINLY AT ELEVATIONS ABOVE 1500 FEET. * WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. * TIMING...LATE MORNING THROUGH EARLY EVENING. * IMPACTS...LARGE LIMBS AND WEAK TREES MAY BE BLOW DOWN AND LIGHT... UNSECURED OBJECTS CAN BE BLOWN AROUND. 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. && 20 $$
2 follow-up statements
941 WWUS72 KFFC 101315 NPWFFC URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PEACHTREE CITY GA 815 AM EST MON DEC 10 2012 ...STRONG WINDS TO IMPACT THE HIGHER ELEVATIONS OF THE NORTH GEORGIA MOUNTAINS TODAY... ...DENSE FOG WILL AFFECT PARTS OF SOUTHEAST GEORGIA THIS MORNING... GAZ085-086-097-098-110>113-101500- /O.NEW.KFFC.FG.Y.0018.121210T1315Z-121210T1500Z/ JOHNSON-EMANUEL-LAURENS-TREUTLEN-TELFAIR-WHEELER-MONTGOMERY- TOOMBS- INCLUDING THE CITIES OF...SWAINSBORO...DUBLIN...VIDALIA 815 AM EST MON DEC 10 2012 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING... THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A DENSE FOG ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM EST THIS MORNING. * LOCATIONS...AREAS SOUTH AND EAST OF A SWAINSBORO TO DUBLIN TO MCRAE LINE. * VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES. * TIMING...THROUGH 10 AM. * IMPACTS...LOW VISIBILITIES WILL MAKE DRIVING CONDITIONS HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...USE LOW BEAM HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU. && $$ GAZ001>009-011-015-016-102115- /O.CON.KFFC.WI.Y.0013.121210T1600Z-121211T0000Z/ DADE-WALKER-CATOOSA-WHITFIELD-MURRAY-FANNIN-GILMER-UNION-TOWNS- CHATTOOGA-LUMPKIN-WHITE- INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND 815 AM EST MON DEC 10 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * LOCATIONS...THE NORTH GEORGIA MOUNTAINS...MAINLY AT ELEVATIONS ABOVE 1500 FEET. * WINDS...SOUTHWEST 10 TO 15 MPH WITH GUSTS UP TO 35 MPH. * TIMING...LATE MORNING THROUGH EARLY EVENING. * IMPACTS...LARGE LIMBS AND WEAK TREES MAY BE BLOW DOWN AND LIGHT... UNSECURED OBJECTS CAN BE BLOWN AROUND. 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. && 20 $$
007 WWUS72 KFFC 102127 AAB NPWFFC URGENT - WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE PEACHTREE CITY GA 427 PM EST MON DEC 10 2012 ...STRONG WINDS TO IMPACT THE HIGHER ELEVATIONS OF THE NORTH GEORGIA MOUNTAINS TODAY... GAZ001>009-011-015-016-110000- /O.CON.KFFC.WI.Y.0013.000000T0000Z-121211T0000Z/ DADE-WALKER-CATOOSA-WHITFIELD-MURRAY-FANNIN-GILMER-UNION-TOWNS- CHATTOOGA-LUMPKIN-WHITE- INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND 427 PM EST MON DEC 10 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * LOCATIONS...THE NORTH GEORGIA MOUNTAINS...MAINLY AT ELEVATIONS ABOVE 1500 FEET. * WINDS...WEST 10 TO 15 MPH WITH GUSTS UP TO 30 MPH. * TIMING...THROUGH EARLY EVENING. * IMPACTS...LARGE LIMBS AND WEAK TREES MAY BE BLOW DOWN AND LIGHT... UNSECURED OBJECTS CAN BE BLOWN AROUND. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST 20 MPH...OR GUSTS TO 35 MPH OR STRONGER ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && 20 $$
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 10, 5:12 AM EST | Special Weather Statement | FFC | Catoosa, Chattooga, Dade, Walker | 63 min |
| Dec 10, 6:13 AM EST | Special Weather Statement | FFC | Catoosa, Murray, Whitfield | 47 min |
| Dec 10, 6:29 AM EST | Special Weather Statement | FFC | Chattooga, Floyd | 31 min |
| Dec 10, 6:55 AM EST | Special Weather Statement | FFC | Chattooga, Floyd | 35 min |
| Dec 10, 8:15 AM EST | Dense Fog Advisory | FFC | Emanuel, Johnson, Laurens, Montgomery, Telfair, Toombs and 2 more | 105 min |
| Dec 10, 11:24 AM EST | Special Weather Statement | FFC | Carroll, Heard | 51 min |
| Dec 10, 11:50 AM EST | Severe Thunderstorm Warning | FFC | Carroll, Haralson | 25 min |
| Dec 10, 12:06 PM EST | Special Weather Statement | FFC | Forsyth | 39 min |
| Dec 10, 12:12 PM EST | Special Weather Statement | FFC | Coweta, Douglas, Fulton, Heard | 48 min |
| Dec 10, 3:26 PM EST | Special Weather Statement | FFC | Pike | 49 min |
| Dec 10, 3:29 PM EST | Special Weather Statement | FFC | Marion | 31 min |
| Dec 10, 3:58 PM EST | Special Weather Statement | FFC | Marion | 47 min |
| Dec 10, 4:02 PM EST | Severe Thunderstorm Warning | FFC | Greene, Hancock, Morgan, Putnam | 43 min |
Nearby
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.