Alert archive / Georgia / Wind Chill Advisories in 2012
Wind Chill Advisory 1, NWS Atlanta, GA
NWS Atlanta, GA issued this wind chill advisory at Jan 2, 2012, 4:00 PM EST for 8 counties in Georgia. It took effect at Jan 3, 2012, 12:00 AM EST. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Jan 2, 2012, 4:00 PM EST (21:00 UTC)
- In effect from
- Jan 3, 2012, 12:00 AM EST
- Expired
- Jan 3, 2012, 10:00 AM EST
- In force
- 10 hr
- Issued by
- NWS Atlanta, GA
Counties Dawson County, GA, Fannin County, GA, Gilmer County, GA, Lumpkin County, GA, Pickens County, GA, Towns County, GA, Union County, GA, White County, GA
The radar
The Atlanta radar (KFFC), 152 km from the middle of the area, began a volume at 21:05 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, 9.0 hours before the alert went out and 150 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
- 1758 m above ground
- 0-6 km bulk shear
- 77 kt
- 0-1 km storm-relative helicity
- -206 m²/s²
- 0-3 km storm-relative helicity
- -179 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
141 WWUS42 KFFC 022100 WSWFFC URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE PEACHTREE CITY GA 400 PM EST MON JAN 2 2012 GAZ006>009-013>016-030500- /O.NEW.KFFC.WC.Y.0001.120103T0500Z-120103T1500Z/ FANNIN-GILMER-UNION-TOWNS-PICKENS-DAWSON-LUMPKIN-WHITE- INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND 400 PM EST MON JAN 2 2012 ...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM EST TUESDAY... THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM EST TUESDAY. * LOCATIONS...NORTHEAST GEORGIA MOUNTAINS...MAINLY ELEVATIONS ABOVE 1500 FEET. * HAZARD TYPES...COLD AND WINDY CONDITIONS. * WIND CHILL READINGS...AS LOW AS 5 BELOW. * TIMING...AFTER MIDNIGHT TONIGHT THROUGH MID-MORNING TUESDAY. * WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * TEMPERATURES...MINIMUM TEMPERATURES 10 TO 15 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$
3 follow-up statements
130 WWUS42 KFFC 030234 AAA WSWFFC URGENT - WINTER WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE PEACHTREE CITY GA 934 PM EST MON JAN 2 2012 GAZ006>009-013>016-031045- /O.CON.KFFC.WC.Y.0001.120103T0500Z-120103T1500Z/ FANNIN-GILMER-UNION-TOWNS-PICKENS-DAWSON-LUMPKIN-WHITE- INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND 934 PM EST MON JAN 2 2012 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST TUESDAY... * LOCATIONS...NORTHEAST GEORGIA MOUNTAINS...MAINLY ELEVATIONS ABOVE 1500 FEET. * HAZARD TYPES...COLD AND WINDY CONDITIONS. * WIND CHILL READINGS...AS LOW AS 5 BELOW. * TIMING...AFTER MIDNIGHT TONIGHT THROUGH MID-MORNING TUESDAY. * WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * TEMPERATURES...LOW TEMPERATURES 10 TO 15 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$
160 WWUS42 KFFC 030740 WSWFFC URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE PEACHTREE CITY GA 240 AM EST TUE JAN 3 2012 GAZ006>009-013>016-031500- /O.CON.KFFC.WC.Y.0001.000000T0000Z-120103T1500Z/ FANNIN-GILMER-UNION-TOWNS-PICKENS-DAWSON-LUMPKIN-WHITE- INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND 240 AM EST TUE JAN 3 2012 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING... * LOCATION...NORTHEAST GEORGIA MOUNTAINS...MAINLY ELEVATIONS ABOVE 1500 FEET. * HAZARD TYPES...COLD AND BREEZY CONDITIONS. * WIND CHILL READINGS...AS LOW AS MINUS 2 DEGREES. * TIMING...THROUGH MID-MORNING TODAY. * WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * TEMPERATURES...17 TO 23 DEGREES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES. && $$
732 WWUS42 KFFC 031458 WSWFFC URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE PEACHTREE CITY GA 958 AM EST TUE JAN 3 2012 ...WIND CHILL ADVISORY WILL EXPIRE AT 10 AM EST THIS MORNING... GAZ006>009-013>016-031600- /O.EXP.KFFC.WC.Y.0001.000000T0000Z-120103T1500Z/ FANNIN-GILMER-UNION-TOWNS-PICKENS-DAWSON-LUMPKIN-WHITE- INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND 958 AM EST TUE JAN 3 2012 ...WIND CHILL ADVISORY WILL EXPIRE AT 10 AM EST THIS MORNING... THE WIND CHILL ADVISORY FOR THE NORTHEAST GEORGIA MOUNTAINS WILL BE ALLOWED TO EXPIRE AT 10 AM EST. ALTHOUGH TEMPERATURES REMAIN IN THE TEENS THIS MORNING...WIND SPEEDS HAVE SUBSIDED SUCH THAT WIND CHILL VALUES ARE ABOVE ZERO. CHILLY CONDITIONS ARE EXPECTED TO CONTINUE THROUGH THE DAY. $$
Nearby
Wind Chill Advisories in Georgia, 2012Every wind chill advisory in 2012
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.