Alert archive / Georgia / Special Weather Statements in 2014

Special Weather Statement, NWS Atlanta, GA

August 30, 2014Union County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 30, 2014, 7:57 PM EDT for Union County, Georgia. It was in force for 33 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
Aug 30, 2014, 7:57 PM EDT (23:57 UTC)
Expired
Aug 30, 2014, 8:30 PM EDT
In force
33 min
Issued by
NWS Atlanta, GA

County Union County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 12.0 hours before the alert went out and 163 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 2014-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 549 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 2014-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 square meters per square second.1939Sfc1 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
549 J/kg
Mixed-layer CIN
-83 J/kg
Mixed-layer LCL
930 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
23 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 Aug 30, 7:15 PM EDT, 42 minutes earlier.

Area forecast discussion, Aug 30, 7:15 PM EDT, 42 minutes before
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Hazardous weather outlook, Aug 30, 3:57 PM EDT, 4 hours before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
357 PM EDT SAT AUG 30 2014

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-312000-
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-
357 PM EDT SAT AUG 30 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH AND CENTRAL GEORGIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT...

SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS ARE EXPECTED TO
DEVELOP ACROSS MUCH OF GEORGIA THIS AFTERNOON AND EVENING. STORMS WILL
HAVE THE POTENTIAL TO BECOME STRONG PRODUCING GUSTY
WINDS...FREQUENT LIGHTNING STRIKES AND LOCALLY HEAVY RAINFALL.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...

SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS ARE EXPECTED AGAIN
ON SUNDAY. A FEW STORMS MAY BECOME STRONG. SCATTERED SHOWERS AND
THUNDERSTORMS ARE EXPECTED THROUGH THE REMAINDER OF THE FORECAST
PERIOD WITH MAINLY A DIURNAL PATTERN.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED THROUGH TONIGHT.

In the hours before

Special weather statement, Aug 30, 6:11 PM EDT, 1 hour 46 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
611 PM EDT SAT AUG 30 2014

GAZ003-004-302245-
611 PM EDT SAT AUG 30 2014

...SIGNIFICANT WEATHER ADVISORY FOR FREQUENT LIGHTNING IN WHITFIELD
AND CATOOSA COUNTIES UNTIL 645 PM EDT...

AT 611 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER DALTON...MOVING NORTH AT 25 MPH.

LIGHTNING DETECTION SYSTEMS INDICATE NUMEROUS CLOUD-TO-GROUND
LIGHTNING STRIKES ACROSS WHITFIELD AND CATOOSA COUNTIES...INCLUDING
AREAS AROUND MILL CREEK...DALTON...ROCKY FACE...DAWNVILLE...TUNNEL
HILL...VARNELL...BEAVERDALE...SALEM AND COHUTTA. RESIDENTS IN THIS
AREA SHOULD STAY INDOORS. ELECTRICAL APPLIANCES AND TELEPHONES SHOULD
NOT BE USED UNLESS IN AN EMERGENCY.

&&

LAT...LON 3483 8485 3481 8486 3479 8485 3478 8486
      3479 8487 3472 8485 3470 8489 3471 8493
      3468 8490 3468 8505 3472 8505 3472 8508
      3499 8511 3499 8484
TIME...MOT...LOC 2212Z 178DEG 20KT 3477 8497
Special weather statement, Aug 30, 6:38 PM EDT, 1 hour 19 minutes before
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Special weather statement, Aug 30, 6:42 PM EDT, 1 hour 15 minutes before
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Local storm report, Aug 30, 6:43 PM EDT, 1 hour 14 minutes before
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Special weather statement, Aug 30, 7:15 PM EDT, 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
715 PM EDT SAT AUG 30 2014

GAZ002>004-011-012-019-302345-
715 PM EDT SAT AUG 30 2014

...SIGNIFICANT WEATHER ADVISORY FOR EXCESSIVE LIGHTNING IN
WHITFIELD...WALKER...CATOOSA...CHATTOOGA...FLOYD AND GORDON COUNTIES
UNTIL 745 PM EDT...

AT 713 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER PLAINVILLE...MOVING NORTH AT 35 MPH.

LIGHTNING DETECTION SYSTEMS INDICATE NUMEROUS CLOUD-TO-GROUND
LIGHTNING STRIKES ACROSS WHITFIELD...WALKER...CATOOSA...CHATTOOGA...
FLOYD AND GORDON COUNTIES...INCLUDING AREAS AROUND PLAINVILLE...
ROME...SHANNON...PINSON...ARMUCHEE...EVERETT SPRINGS...OOSTANAULA...
CALHOUN...RESACA...LAKE MARVIN...SUGAR VALLEY...TILTON...MILL
CREEK...DALTON AND ROCKY FACE. RESIDENTS IN THIS AREA SHOULD STAY
INDOORS. ELECTRICAL APPLIANCES AND TELEPHONES SHOULD NOT BE USED
UNLESS IN AN EMERGENCY.

&&

LAT...LON 3471 8491 3471 8494 3468 8491 3467 8493
      3464 8492 3440 8493 3439 8501 3410 8504
      3408 8542 3429 8546 3428 8539 3438 8533
      3443 8518 3446 8516 3493 8520 3493 8489
TIME...MOT...LOC 2315Z 180DEG 30KT 3443 8505
Special weather statement, Aug 30, 7:57 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
757 PM EDT SAT AUG 30 2014

GAZ008-009-015-016-310030-
757 PM EDT SAT AUG 30 2014

...SIGNIFICANT WEATHER ADVISORY FOR FREQUENT LIGHTNING IN WHITE...
UNION...TOWNS AND LUMPKIN COUNTIES UNTIL 830 PM EDT...

AT 755 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER TURNERS CORNER...MOVING NORTH AT 25 MPH.

LIGHTNING DETECTION SYSTEMS INDICATE NUMEROUS CLOUD-TO-GROUND
LIGHTNING STRIKES ACROSS WHITE...UNION...TOWNS AND LUMPKIN
COUNTIES...INCLUDING AREAS AROUND QUALATCHEE LAKE...CAMP COLEMAN
LAKE...TURNERS CORNER...PORTER SPRINGS...SUCHES...WHITLEY GAP
SHELTER...BLOOD MOUNTAIN SHELTER...WOODS HOLE SHELTER...LOW GAP
SHELTER...VOGEL STATE PARK...BLUE MOUNTAIN SHELTER...OWLTOWN...
HIAWASSEE...BRASSTOWN BALD AND YOUNG HARRIS. RESIDENTS IN THIS AREA
SHOULD STAY INDOORS. ELECTRICAL APPLIANCES AND TELEPHONES SHOULD NOT
BE USED UNLESS IN AN EMERGENCY.

&&

LAT...LON 3457 8381 3458 8403 3499 8403 3499 8374
TIME...MOT...LOC 2358Z 184DEG 23KT 3467 8391

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 3:37 PM EDTSpecial Weather StatementFFCFulton23 min
Aug 30, 3:53 PM EDTSpecial Weather StatementFFCFayette37 min
Aug 30, 3:54 PM EDTSpecial Weather StatementFFCPike36 min
Aug 30, 4:24 PM EDTSpecial Weather StatementFFCClayton, Fulton36 min
Aug 30, 4:53 PM EDTSpecial Weather StatementFFCDeKalb, Fulton37 min
Aug 30, 4:56 PM EDTSpecial Weather StatementFFCCherokee34 min
Aug 30, 5:10 PM EDTSpecial Weather StatementFFCGordon35 min
Aug 30, 6:04 PM EDTSpecial Weather StatementFFCPaulding26 min
Aug 30, 6:05 PM EDTSpecial Weather StatementFFCDawson, Forsyth25 min
Aug 30, 6:11 PM EDTSpecial Weather StatementFFCWhitfield34 min
Aug 30, 6:27 PM EDTSevere Thunderstorm WarningFFCPolk17 min
Aug 30, 6:38 PM EDTSpecial Weather StatementFFCFloyd37 min
Aug 30, 6:42 PM EDTSpecial Weather StatementFFCCatoosa, Whitfield33 min
Aug 30, 7:15 PM EDTSpecial Weather StatementFFCCatoosa, Floyd, Whitfield30 min

Nearby

Special Weather Statements in Georgia, 2014Every special weather statement in 2014

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.