Alert archive / Georgia / Wind Chill Advisories in 2018
Wind Chill Advisory 5, NWS Atlanta, GA
NWS Atlanta, GA issued this wind chill advisory at Jan 13, 2018, 2:15 PM EST for 11 counties in Georgia. It took effect at Jan 13, 2018, 7:00 PM EST. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Jan 13, 2018, 2:15 PM EST (19:15 UTC)
- In effect from
- Jan 13, 2018, 7:00 PM EST
- Expired
- Jan 14, 2018, 7:00 AM EST
- In force
- 12 hr
- Issued by
- NWS Atlanta, GA
Counties 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), 150 km from the middle of the area, began a volume at 19:17 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, 7.3 hours before the alert went out and 149 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
- 713 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- -186 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
573 WWUS42 KFFC 131915 WSWFFC URGENT - WINTER WEATHER MESSAGE National Weather Service Peachtree City GA 215 PM EST Sat Jan 13 2018 GAZ001-002-005>009-013>016-140315- /O.NEW.KFFC.WC.Y.0005.180114T0000Z-180114T1200Z/ Dade-Walker-Murray-Fannin-Gilmer-Union-Towns-Pickens-Dawson- Lumpkin-White- Including the cities of Dahlonega and Cleveland 215 PM EST Sat Jan 13 2018 ...WIND CHILL ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST SUNDAY... * WHAT...Very cold wind chills expected. Expect wind chills to range from 5 above zero to 5 below zero. * WHERE...Parts of extreme north Georgia, mainly in the higher elevations in Dade and Walker counties, and also north of a line from Chatsworth to Jasper to Helen. * WHEN...From 7 PM this evening to 7 AM EST Sunday. * ADDITIONAL DETAILS...The cold wind chills will cause frostbite in as little as 30 minutes to exposed skin. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Chill Advisory means that cold air and the wind will combine to create low wind chills. Frost bite and hypothermia can occur if precautions are not taken. Make sure you wear a hat and gloves. $$
3 follow-up statements
546 WWUS42 KFFC 140252 WSWFFC URGENT - WINTER WEATHER MESSAGE National Weather Service Peachtree City GA 952 PM EST Sat Jan 13 2018 GAZ001-002-005>009-013>016-141100- /O.CON.KFFC.WC.Y.0005.000000T0000Z-180114T1200Z/ Dade-Walker-Murray-Fannin-Gilmer-Union-Towns-Pickens-Dawson- Lumpkin-White- Including the cities of Dahlonega and Cleveland 952 PM EST Sat Jan 13 2018 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Very cold wind chills expected. Expect wind chills to range from 5 above zero to 5 below zero. * WHERE...Parts of extreme north Georgia, mainly in the higher elevations in Dade and Walker counties, and also north of a line from Chatsworth to Jasper to Helen. * WHEN...Until 7 AM EST Sunday. * ADDITIONAL DETAILS...The cold wind chills will cause frostbite in as little as 30 minutes to exposed skin. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Chill Advisory means that cold air and the wind will combine to create low wind chills. Frost bite and hypothermia can occur if precautions are not taken. Make sure you wear a hat and gloves. $$
176 WWUS42 KFFC 140444 WSWFFC URGENT - WINTER WEATHER MESSAGE National Weather Service Peachtree City GA 1144 PM EST Sat Jan 13 2018 GAZ001-002-005>009-013>016-141200- /O.CON.KFFC.WC.Y.0005.000000T0000Z-180114T1200Z/ Dade-Walker-Murray-Fannin-Gilmer-Union-Towns-Pickens-Dawson- Lumpkin-White- Including the cities of Dahlonega and Cleveland 1144 PM EST Sat Jan 13 2018 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Very cold wind chills expected. The cold wind chills will cause frostbite in as little as 30 minutes to exposed skin. Expect wind chills to range from 15 above zero to 5 above zero. * WHERE...Portions of north central, northeast and northwest Georgia. * WHEN...Until 7 AM EST Sunday. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Chill Advisory means that cold air and the wind will combine to create low wind chills. Frost bite and hypothermia can occur if precautions are not taken. Make sure you wear a hat and gloves. $$
613 WWUS42 KFFC 141213 WSWFFC URGENT - WINTER WEATHER MESSAGE National Weather Service Peachtree City GA 713 AM EST Sun Jan 14 2018 GAZ001-002-005>009-013>016-141315- /O.EXP.KFFC.WC.Y.0005.000000T0000Z-180114T1200Z/ Dade-Walker-Murray-Fannin-Gilmer-Union-Towns-Pickens-Dawson- Lumpkin-White- Including the cities of Dahlonega and Cleveland 713 AM EST Sun Jan 14 2018 ...WIND CHILL ADVISORY HAS EXPIRED... The Wind Chill Advisory that was in effect for parts of north Georgia has expired. Although a few wind chills remain in the 0 to 5 above range, wind chill readings will warm as temperatures slowly rise this morning. $$
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 12, 8:07 PM EST | Wind Chill Advisory | FFC | Bartow, Catoosa, Chattooga, Cherokee, Dade, Dawson and 12 more | 12 hr |
Nearby
Wind Chill Advisories in Georgia, 2018Every wind chill advisory in 2018
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.