Alert archive / Georgia / Winter Storm Watches in 2021
Winter Storm Watch 1, NWS Atlanta, GA
NWS Atlanta, GA issued this winter storm watch at Jan 6, 2021, 7:35 PM EST for 8 counties in Georgia. It took effect at Jan 7, 2021, 7:00 PM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Jan 6, 2021, 7:35 PM EST (00:35 UTC)
- In effect from
- Jan 7, 2021, 7:00 PM EST
- Expired
- Jan 7, 2021, 4:53 AM EST
- In force
- 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 00:35 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, 0.6 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
- 2174 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- -20 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
945 WWUS42 KFFC 070035 WSWFFC URGENT - WINTER WEATHER MESSAGE National Weather Service Peachtree City GA 735 PM EST Wed Jan 6 2021 GAZ006>009-013>016-071100- /O.NEW.KFFC.WS.A.0001.210108T0000Z-210109T0000Z/ Fannin-Gilmer-Union-Towns-Pickens-Dawson-Lumpkin-White- Including the cities of Dahlonega and Cleveland 735 PM EST Wed Jan 6 2021 ...WINTER STORM WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY EVENING... * WHAT...Heavy mixed precipitation possible transitioning to light snow. Total snow accumulations of up to two inches except three inches at the highest peaks and ice accumulations of a light glaze possible. * WHERE...Portions of north central and northeast Georgia. * WHEN...From Thursday evening through Friday evening. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Subfreezing temperatures following the storm on Friday night could cause slippery road conditions into the weekend. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Watch means there is a potential for significant snow, sleet, or ice accumulations that may impact travel. Continue to monitor the latest forecasts. Stay tuned to NOAA Weather Radio or your favorite source of weather information for the latest updates. Additional details can be found at www.weather.gov/ffc. && $$
1 follow-up statement
666 WWUS42 KFFC 070953 WSWFFC URGENT - WINTER WEATHER MESSAGE National Weather Service Peachtree City GA 453 AM EST Thu Jan 7 2021 GAZ013-071100- /O.CAN.KFFC.WS.A.0001.210108T0000Z-210109T0000Z/ Pickens- 453 AM EST Thu Jan 7 2021 ...WINTER STORM WATCH IS CANCELLED... The higher accumulating snowfall totals look to be in the higher elevations north and east of Pickens County. $$ GAZ006>009-014>016-072000- /O.UPG.KFFC.WS.A.0001.210108T0000Z-210109T0000Z/ /O.NEW.KFFC.WS.W.0001.210108T0000Z-210109T0000Z/ Fannin-Gilmer-Union-Towns-Dawson-Lumpkin-White- Including the cities of Dahlonega and Cleveland 453 AM EST Thu Jan 7 2021 ...WINTER STORM WARNING IN EFFECT FROM 7 PM EST THIS EVENING TO 7 PM EST FRIDAY... * WHAT...Total snow accumulations of two to four inches with isolated higher and ice accumulations of a light glaze to one-tenth of an inch possible. * WHERE...The mountains of northeast Georgia, mainly at elevations above 1500 feet. * WHEN...From 7 PM EST this evening to 7 PM EST Friday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Accumulating snow on area roadways, and reduced visibility in snow, could make travel very difficult. Some lighter snow accumulations are possible at the lower elevations under 1500 feet within the warned area and could have some minor impacts as well. Subfreezing temperatures following the storm on Friday night could cause slippery road conditions into the weekend. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$ GAZ005-072000- /O.NEW.KFFC.WS.W.0001.210108T0000Z-210109T0000Z/ Murray- 453 AM EST Thu Jan 7 2021 ...WINTER STORM WARNING IN EFFECT FROM 7 PM EST THIS EVENING TO 7 PM EST FRIDAY... * WHAT...Total snow accumulations of two to four inches with isolated higher. * WHERE...Murray County mainly at elevations above 1500 feet. * WHEN...From 7 PM EST this evening to 7 PM EST Friday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Accumulating snow on area roadways, and reduced visibility in snow, could make travel very difficult. Some lighter snow accumulations are possible at the lower elevations under 1500 feet within the warned area and could have some minor impacts as well. Subfreezing temperatures following the storm on Friday night could cause slippery road conditions into the weekend. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 7, 4:53 AM EST | Winter Storm Warning | FFC | Dawson, Fannin, Gilmer, Lumpkin, Murray, Towns and 2 more | 29 hr |
Nearby
Winter Storm Watches in Georgia, 2021Every winter storm watch in 2021
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.