Alert archive / Georgia / Freeze Warnings in 2011
Freeze Warning 1, NWS Atlanta, GA
NWS Atlanta, GA issued this freeze warning at Mar 6, 2011, 6:46 PM EST for 7 counties in Georgia. It took effect at Mar 7, 2011, 4:00 AM EST. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Mar 6, 2011, 6:46 PM EST (23:46 UTC)
- In effect from
- Mar 7, 2011, 4:00 AM EST
- Expired
- Mar 7, 2011, 9:00 AM EST
- In force
- 5 hr
- Issued by
- NWS Atlanta, GA
Counties Fannin County, GA, Gilmer County, GA, Lumpkin County, GA, Murray County, GA, Towns County, GA, Union County, GA, White County, GA
The radar
The Atlanta radar (KFFC), 160 km from the middle of the area, began a volume at 23:46 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, 11.8 hours before the alert went out and 158 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
- 577 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- -172 m²/s²
- 0-3 km storm-relative helicity
- 165 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
831 WWUS72 KFFC 062346 NPWFFC URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PEACHTREE CITY GA 646 PM EST SUN MAR 6 2011 ...FREEZE AND FROST CONDITIONS LIKELY ACROSS MOST OF NORTH GEORGIA TONIGHT... .CLEAR SKIES AND LIGHT WINDS WILL BRING UNSEASONABLY COLD TEMPERATURES TO NORTH GEORGIA TONIGHT. AREAS OF FROST WILL DEVELOP AS TEMPERATURES FALL INTO THE LOWER TO MID 30S. IN FAR NORTHEAST GEORGIA... TEMPERATURES ARE EXPECTED TO REMAIN BELOW FREEZING FOR A FEW HOURS. TEMPERATURES WILL WARM QUICKLY MONDAY MORNING AND SHOULD BE ABOVE FREEZING BY 9 AM. GAZ005>009-015-016-070800- /O.UPG.KFFC.FR.Y.0002.110307T0900Z-110307T1400Z/ /O.NEW.KFFC.FZ.W.0001.110307T0900Z-110307T1400Z/ MURRAY-FANNIN-GILMER-UNION-TOWNS-LUMPKIN-WHITE- INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND 646 PM EST SUN MAR 6 2011 ...FREEZE WARNING IN EFFECT FROM 4 AM TO 9 AM EST MONDAY... THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 4 AM TO 9 AM EST MONDAY. THE FROST ADVISORY IS NO LONGER IN EFFECT. * TIMING: FREEZING CONDITIONS ARE LIKELY EARLY MONDAY MORNING. * TEMPERATURES: 28 TO 32 DEGREES WITH WIDESPREAD FREEZING CONDITIONS... ESPECIALLY IN PROTECTED AND SHELTERED RURAL AREAS. * IMPACTS: RECENTLY BUDDING PLANTS AND TREES THAT ARE SUSCEPTIBLE TO FROST AND FREEZE WILL LIKELY BE DAMAGED OR KILLED IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. && $$ GAZ022>025-027-033>037-045>049-055-057-058-070-070800- /O.EXA.KFFC.FR.Y.0002.110307T0900Z-110307T1400Z/ FORSYTH-HALL-BANKS-JACKSON-MADISON-NORTH FULTON-GWINNETT-BARROW- CLARKE-OCONEE-DEKALB-ROCKDALE-WALTON-NEWTON-MORGAN-CLAYTON-HENRY- BUTTS-LAMAR- INCLUDING THE CITIES OF...GAINESVILLE...ATLANTA...LAWRENCEVILLE... ATHENS...DECATUR...CONYERS...COVINGTON 646 PM EST SUN MAR 6 2011 ...FROST ADVISORY IN EFFECT FROM 4 AM TO 9 AM EST MONDAY... THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 9 AM EST MONDAY. * TIMING: FROST IS LIKELY EARLY MONDAY MORNING. * TEMPERATURES: 30 TO 35 DEGREES WITH WIDESPREAD FROST... ESPECIALLY IN PROTECTED AND SHELTERED RURAL AREAS. * IMPACTS: RECENTLY BUDDING PLANTS AND TREES SUSCEPTIBLE TO FROST MAY BE DAMAGED OR KILLED IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE DAMAGED IF LEFT UNCOVERED. && $$ GAZ001>004-011>014-019>021-030>032-041>044-052>054-056-066>068- 070800- /O.CON.KFFC.FR.Y.0002.110307T0900Z-110307T1400Z/ DADE-WALKER-CATOOSA-WHITFIELD-CHATTOOGA-GORDON-PICKENS-DAWSON- FLOYD-BARTOW-CHEROKEE-POLK-PAULDING-COBB-HARALSON-CARROLL-DOUGLAS- SOUTH FULTON-HEARD-COWETA-FAYETTE-SPALDING-TROUP-MERIWETHER-PIKE- INCLUDING THE CITIES OF...CALHOUN...ROME...CARTERSVILLE... MARIETTA...CARROLLTON...DOUGLASVILLE...EAST POINT...NEWNAN... PEACHTREE CITY...GRIFFIN 646 PM EST SUN MAR 6 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 9 AM EST MONDAY... A FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 9 AM EST MONDAY. * TIMING: FROST IS LIKELY EARLY MONDAY MORNING. * TEMPERATURES: 30 TO 35 DEGREES WITH WIDESPREAD FROST... ESPECIALLY IN PROTECTED AND SHELTERED RURAL AREAS. * IMPACTS: RECENTLY BUDDING PLANTS AND TREES SUSCEPTIBLE TO FROST MAY BE DAMAGED OR KILLED IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE DAMAGED IF LEFT UNCOVERED. && $$
2 follow-up statements
246 WWUS72 KFFC 070752 NPWFFC URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PEACHTREE CITY GA 252 AM EST MON MAR 7 2011 ...FREEZE AND FROST CONDITIONS LIKELY ACROSS MOST OF NORTH GEORGIA TONIGHT... .CLEAR SKIES AND DIMINISHING WINDS WILL BRING UNSEASONABLY COLD TEMPERATURES TO NORTH GEORGIA TONIGHT. AREAS OF FROST WILL DEVELOP AS TEMPERATURES FALL INTO THE LOWER TO MID 30S. IN FAR NORTHEAST GEORGIA... TEMPERATURES ARE EXPECTED TO REMAIN BELOW FREEZING FOR A FEW HOURS. TEMPERATURES WILL WARM QUICKLY MONDAY MORNING AND SHOULD BE ABOVE FREEZING BY 9 AM. GAZ005>009-015-016-071400- /O.CON.KFFC.FZ.W.0001.110307T0900Z-110307T1400Z/ MURRAY-FANNIN-GILMER-UNION-TOWNS-LUMPKIN-WHITE- INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND 252 AM EST MON MAR 7 2011 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... A FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING. * TIMING: FREEZING CONDITIONS ARE LIKELY EARLY MONDAY MORNING. * TEMPERATURES: 28 TO 32 DEGREES WITH WIDESPREAD FREEZING CONDITIONS... ESPECIALLY IN PROTECTED AND SHELTERED RURAL AREAS. * IMPACTS: RECENTLY BUDDING PLANTS AND TREES THAT ARE SUSCEPTIBLE TO FROST AND FREEZE WILL LIKELY BE DAMAGED OR KILLED IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. && $$ GAZ001>004-011>014-019>025-027-030>037-041>049-052>058-066>068- 070-071400- /O.CON.KFFC.FR.Y.0002.110307T0900Z-110307T1400Z/ DADE-WALKER-CATOOSA-WHITFIELD-CHATTOOGA-GORDON-PICKENS-DAWSON- FLOYD-BARTOW-CHEROKEE-FORSYTH-HALL-BANKS-JACKSON-MADISON-POLK- PAULDING-COBB-NORTH FULTON-GWINNETT-BARROW-CLARKE-OCONEE-HARALSON- CARROLL-DOUGLAS-SOUTH FULTON-DEKALB-ROCKDALE-WALTON-NEWTON-MORGAN- HEARD-COWETA-FAYETTE-CLAYTON-SPALDING-HENRY-BUTTS-TROUP- MERIWETHER-PIKE-LAMAR- INCLUDING THE CITIES OF...CALHOUN...ROME...CARTERSVILLE... GAINESVILLE...MARIETTA...ATLANTA...LAWRENCEVILLE...ATHENS... CARROLLTON...DOUGLASVILLE...EAST POINT...DECATUR...CONYERS... COVINGTON...NEWNAN...PEACHTREE CITY...GRIFFIN 252 AM EST MON MAR 7 2011 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... A FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING. * TIMING: FROST IS LIKELY EARLY MONDAY MORNING. * TEMPERATURES: 30 TO 35 DEGREES WITH WIDESPREAD FROST... ESPECIALLY IN PROTECTED AND SHELTERED RURAL AREAS. * IMPACTS: RECENTLY BUDDING PLANTS AND TREES SUSCEPTIBLE TO FROST MAY BE DAMAGED OR KILLED IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE DAMAGED IF LEFT UNCOVERED. && $$ 19
284 WWUS72 KFFC 070959 NPWFFC URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PEACHTREE CITY GA 459 AM EST MON MAR 7 2011 ...A LIGHT FREEZE OCCURRING ACROSS SHELTERED NORTHEAST GEORGIA MOUNTAIN VALLEYS... GAZ001>004-011>014-019>025-027-030>037-041>049-052>058-066>068- 070-071100- /O.CAN.KFFC.FR.Y.0002.000000T0000Z-110307T1400Z/ DADE-WALKER-CATOOSA-WHITFIELD-CHATTOOGA-GORDON-PICKENS-DAWSON- FLOYD-BARTOW-CHEROKEE-FORSYTH-HALL-BANKS-JACKSON-MADISON-POLK- PAULDING-COBB-NORTH FULTON-GWINNETT-BARROW-CLARKE-OCONEE-HARALSON- CARROLL-DOUGLAS-SOUTH FULTON-DEKALB-ROCKDALE-WALTON-NEWTON-MORGAN- HEARD-COWETA-FAYETTE-CLAYTON-SPALDING-HENRY-BUTTS-TROUP- MERIWETHER-PIKE-LAMAR- INCLUDING THE CITIES OF...CALHOUN...ROME...CARTERSVILLE... GAINESVILLE...MARIETTA...ATLANTA...LAWRENCEVILLE...ATHENS... CARROLLTON...DOUGLASVILLE...EAST POINT...DECATUR...CONYERS... COVINGTON...NEWNAN...PEACHTREE CITY...GRIFFIN 459 AM EST MON MAR 7 2011 ...FROST ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS CANCELLED THE FROST ADVISORY. PERSISTENT CLOUD COVER AND NORTHWEST WINDS OF 7 TO 12 MPH HAVE PREVENTED WIDESPREAD FROST FORMATION THIS MORNING. NONETHELESS...PATCHY FROST CAN STILL BE EXPECTED IN SHELTERED...PROTECTED RURAL LOCATIONS THROUGH 9 AM EST. $$ GAZ005>009-015-016-071400- /O.CON.KFFC.FZ.W.0001.000000T0000Z-110307T1400Z/ MURRAY-FANNIN-GILMER-UNION-TOWNS-LUMPKIN-WHITE- INCLUDING THE CITIES OF...DAHLONEGA...CLEVELAND 459 AM EST MON MAR 7 2011 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... A FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING. * TIMING: FREEZING CONDITIONS ARE LIKELY IN SHELTERED...PROTECTED RURAL AREAS THROUGH 9 AM EST THIS MORNING. * TEMPERATURES: 29 TO 32 DEGREES...ESPECIALLY IN PROTECTED AND SHELTERED RURAL AREAS. * IMPACTS: RECENTLY BUDDING PLANTS AND TREES THAT ARE SUSCEPTIBLE TO FROST AND FREEZE WILL LIKELY BE DAMAGED OR KILLED IF LEFT UNPROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. && $$ 19
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 1:25 AM EST | Wind Advisory | FFC | Baldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more | 15 hr |
| Mar 6, 2:44 AM EST | River Flood Warning | FFC | Dade | 25 hr |
| Mar 6, 4:57 AM EST | Frost Advisory | FFC | Banks, Barrow, Bartow, Butts, Carroll, Catoosa and 44 more | 24 hr |
| Mar 6, 2:47 PM EST | River Flood Warning | FFC | Chattooga | 11 hr |
| Mar 6, 4:02 PM EST | River Flood Warning | FFC | Whitfield | 45 hr |
Nearby
Freeze Warnings in Georgia, 2011Every freeze warning 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.