Alert archive / Georgia / Special Weather Statements in 2011

Special Weather Statement, NWS Atlanta, GA

June 24, 20114 counties in Georgia

NWS Atlanta, GA issued this special weather statement at Jun 24, 2011, 1:44 PM EDT for 4 counties in Georgia. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 24, 2011, 1:44 PM EDT (17:44 UTC)
Expired
Jun 24, 2011, 2:30 PM EDT
In force
46 min
Issued by
NWS Atlanta, GA

Counties Fannin County, GA, Gilmer County, GA, Lumpkin County, GA, Union County, GA

The radar

The Atlanta radar (KFFC), 153 km from the middle of the area, began a volume at 17:47 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, 5.7 hours before the alert went out and 151 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.

Skew-T log-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 12:00Z on 2011-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1316 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2011-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1316 J/kg
Mixed-layer CIN
-59 J/kg
Mixed-layer LCL
735 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Atlanta, GA wrote its last area forecast discussion before this special weather statement went out at Jun 24, 9:48 AM EDT, 3 hours 56 minutes earlier.

Area forecast discussion, Jun 24, 9:48 AM EDT, 3 hours 56 minutes before
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Hazardous weather outlook, Jun 24, 4:51 AM EDT, 8 hours 53 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
451 AM EDT FRI JUN 24 2011

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-250900-
BALDWIN-BANKS-BARROW-BARTOW-BIBB-BLECKLEY-BUTTS-CARROLL-CATOOSA-
CHATTAHOOCHEE-CHATTOOGA-CHEROKEE-CLARKE-CLAYTON-COBB-COWETA-
CRAWFORD-CRISP-DADE-DAWSON-DEKALB-DODGE-DOOLY-DOUGLAS-EMANUEL-
FANNIN-FAYETTE-FLOYD-FORSYTH-GILMER-GLASCOCK-GORDON-GREENE-
GWINNETT-HALL-HANCOCK-HARALSON-HARRIS-HEARD-HENRY-HOUSTON-JACKSON-
JASPER-JEFFERSON-JOHNSON-JONES-LAMAR-LAURENS-LUMPKIN-MACON-
MADISON-MARION-MERIWETHER-MONROE-MONTGOMERY-MORGAN-MURRAY-
MUSCOGEE-NEWTON-NORTH FULTON-OCONEE-OGLETHORPE-PAULDING-PEACH-
PICKENS-PIKE-POLK-PULASKI-PUTNAM-ROCKDALE-SCHLEY-SOUTH FULTON-
SPALDING-STEWART-SUMTER-TALBOT-TALIAFERRO-TAYLOR-TELFAIR-TOOMBS-
TOWNS-TREUTLEN-TROUP-TWIGGS-UNION-UPSON-WALKER-WALTON-WARREN-
WASHINGTON-WEBSTER-WHEELER-WHITE-WHITFIELD-WILCOX-WILKES-
WILKINSON-
451 AM EDT FRI JUN 24 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL GEORGIA.

.DAY ONE...TODAY AND TONIGHT
ISOLATED THUNDERSTORMS POSSIBLE THIS AFTERNOON.

.SYNOPSIS...
A WEAK TROUGH OF LOW PRESSURE WILL MOVE INTO NORTH GEORGIA LATE
THIS AFTERNOON AND THEN REMAIN STATIONARY TONIGHT.

.PRIMARY HAZARDS...
THE PRIMARY HAZARDS FROM ANY THUNDERSTORM THAT DEVELOPS WILL BE
CLOUD TO GROUND LIGHTNING AND GUSTY WINDS.

.DISCUSSION...
DAYTIME HEATING WILL AID IN ISOLATED THUNDERSTORM DEVELOPMENT THIS
AFTERNOON. CAPE VALUES WILL INCREASE TO NEAR 1500 WITH LIFTED
INDEX VALUES FALLING TO NEAR -4. WHILE THESE VALUES INDICATE SOME STORMS
COULD BE STRONG...SEVERE STORMS ARE NOT EXPECTED.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY
THERE IS A CHANCE OF THUNDERSTORMS EACH DAY...MAINLY DURING THE
AFTERNOON AND EVENING.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED THROUGH TONIGHT.

In the hours before

Special weather statement, Jun 24, 1:44 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
144 PM EDT FRI JUN 24 2011

GAZ006>008-015-241830-
144 PM EDT FRI JUN 24 2011

...SIGNIFICANT WEATHER ADVISORY FOR 45 MPH WINDS IN UNION...
LUMPKIN...FANNIN AND GILMER COUNTIES UNTIL 230 PM EDT...

AT 137 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS FROM ELLIJAY TO JONES MILL TO BIG FROG
MOUNTAIN...MOVING EAST AT 35 MPH.

WIND GUSTS OF 45 MPH ARE LIKELY AS THIS STORM MOVES ACROSS UNION...
LUMPKIN...FANNIN AND GILMER COUNTIES THROUGH 230 PM EDT. SOME
LOCATIONS IN THE PATH OF THE STORM INCLUDE EAST ELLIJAY...ELLIJAY...
MOUNTAINTOWN...HIGDON...COLWELL...JONES MILL...BLUE RIDGE...CHERRY
LOG...ROY...MINERAL BLUFF...PISGAH...LOVING...MORGANTON...MARION AND
HEMP.

&&

LAT...LON 3489 8387 3452 8391 3459 8419 3462 8419
      3460 8422 3460 8425 3467 8459 3497 8456
TIME...MOT...LOC 1742Z 280DEG 31KT 3481 8444

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 2:04 PM EDTSpecial Weather StatementFFCTowns26 min
Jun 24, 2:30 PM EDTSpecial Weather StatementFFCTowns, Union, White45 min
Jun 24, 2:50 PM EDTSpecial Weather StatementFFCCatoosa, Whitfield40 min
Jun 24, 3:04 PM EDTSevere Thunderstorm WarningFFCHall, Lumpkin, White41 min
Jun 24, 3:27 PM EDTSevere Thunderstorm WarningFFCCatoosa, Dade, Murray, Walker, Whitfield48 min
Jun 24, 3:31 PM EDTSevere Thunderstorm WarningFFCFannin, Gilmer16 min
Jun 24, 4:12 PM EDTSpecial Weather StatementFFCCatoosa, Dade, Fannin, Gilmer, Gordon, Murray and 2 more48 min
Jun 24, 4:38 PM EDTSevere Thunderstorm WarningFFCChattooga, Dade, Floyd, Walker37 min
Jun 24, 4:56 PM EDTSpecial Weather StatementFFCDawson, Lumpkin34 min
Jun 24, 5:08 PM EDTSevere Thunderstorm WarningFFCBartow, Floyd, Gordon22 min
Jun 24, 5:18 PM EDTSpecial Weather StatementFFCCherokee, Dawson, Forsyth, Pickens42 min
Jun 24, 5:25 PM EDTSevere Thunderstorm WarningFFCBartow, Cherokee, Floyd, Gordon, Pickens50 min
Jun 24, 5:28 PM EDTSpecial Weather StatementFFCBanks32 min
Jun 24, 5:35 PM EDTSpecial Weather StatementFFCHall, White25 min
Jun 24, 5:56 PM EDTSpecial Weather StatementFFCCobb, Paulding, Polk49 min
Jun 24, 5:59 PM EDTSpecial Weather StatementFFCUpson31 min
Jun 24, 6:04 PM EDTSpecial Weather StatementFFCBanks, Jackson41 min
Jun 24, 6:14 PM EDTSpecial Weather StatementFFCOglethorpe46 min
Jun 24, 6:24 PM EDTSpecial Weather StatementFFCFayette36 min
Jun 24, 6:28 PM EDTSevere Thunderstorm WarningFFCCoweta, Fulton47 min
Jun 24, 6:29 PM EDTSpecial Weather StatementFFCDeKalb, Fulton, Gwinnett46 min
Jun 24, 6:32 PM EDTSpecial Weather StatementFFCHaralson, Paulding43 min
Jun 24, 6:35 PM EDTSpecial Weather StatementFFCUpson40 min
Jun 24, 6:39 PM EDTSpecial Weather StatementFFCMadison36 min
Jun 24, 6:54 PM EDTSpecial Weather StatementFFCClayton36 min
Jun 24, 7:01 PM EDTSevere Thunderstorm WarningFFCCarroll, Haralson16 min
Jun 24, 7:05 PM EDTSpecial Weather StatementFFCClayton, Fayette, Henry40 min
Jun 24, 7:21 PM EDTSpecial Weather StatementFFCCoweta24 min
Jun 24, 7:33 PM EDTSevere Thunderstorm WarningFFCCarroll, Haralson, Heard27 min
Jun 24, 7:43 PM EDTSpecial Weather StatementFFCClayton, Coweta, Fayette, Henry, Spalding47 min
Jun 24, 7:46 PM EDTSpecial Weather StatementFFCTaliaferro29 min
Jun 24, 7:54 PM EDTSevere Thunderstorm WarningFFCCarroll, Coweta, Douglas, Fulton, Heard51 min

Nearby

Special Weather Statements in Georgia, 2011Every special weather statement 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.