Alert archive / Georgia / Special Weather Statements in 2015

Special Weather Statement, NWS Atlanta, GA

August 19, 20154 counties in Georgia

NWS Atlanta, GA issued this special weather statement at Aug 19, 2015, 9:46 PM EDT for 4 counties in Georgia. It was in force for 44 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 19, 2015, 9:46 PM EDT (01:46 UTC)
Expired
Aug 19, 2015, 10:30 PM EDT
In force
44 min
Issued by
NWS Atlanta, GA

Counties Fannin County, GA, Gilmer County, GA, Gordon County, GA, Murray County, GA

The radar

The Northeast Alabama radar (KHTX), 117 km from the middle of the area, began a volume at 01:47 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 00:00Z, 1.8 hours before the alert went out and 142 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 00:00Z on 2015-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 239 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 00:00Z on 2015-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 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
239 J/kg
Mixed-layer CIN
-122 J/kg
Mixed-layer LCL
887 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
105 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 19, 7:40 PM EDT, 2 hours 6 minutes earlier.

Area forecast discussion, Aug 19, 7:40 PM EDT, 2 hours 6 minutes before
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Hazardous weather outlook, Aug 19, 10:58 AM EDT, 10 hours 48 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1058 AM EDT WED AUG 19 2015

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-201500-
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-
1058 AM EDT WED AUG 19 2015

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

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

A VERY MOIST AND MODERATELY UNSTABLE ENVIRONMENT WILL REMAIN
ACROSS NORTH AND CENTRAL GEORGIA THROUGH TONIGHT. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS WILL INCREASE IN COVERAGE THIS
AFTERNOON AND CONTINUE THROUGH THIS EVENING. SOME OF THE
THUNDERSTORMS COULD BECOME STRONG TO BRIEFLY SEVERE.

WEATHER HAZARDS EXPECTED...

THE MAIN STORM THREATS WILL BE WIND GUSTS TO 50 MPH...LOCALLY HEAVY
RAIN THAT COULD CAUSE BRIEF FLOODING ALONG LOW LYING FLOOD PRONE
AREAS...AND LIGHTNING. THE MOST LIKELY TIME FOR STRONG WINDS AND
LIGHTNING WILL BE BETWEEN 2PM AND 10PM.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY...

AFTERNOON AND EVENING THUNDERSTORMS WILL REMAIN POSSIBLE THROUGH
TUESDAY WITH HEAVY RAINFALL...GUSTY WINDS AND LIGHTNING EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT REQUESTED BUT SPOTTERS ARE ENCOURAGED
TO SUBMIT REPORTS OF SEVERE WEATHER THROUGH THE WEB BY GOING TO
WEATHER.GOV/ATLANTA.

In the hours before

Special weather statement, Aug 19, 6:22 PM EDT, 3 hours 24 minutes before
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Special weather statement, Aug 19, 6:48 PM EDT, 2 hours 58 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
648 PM EDT WED AUG 19 2015

GAZ002-004-005-007-011>013-019-020-192330-
GILMER GA-MURRAY GA-GORDON GA-WHITFIELD GA-PICKENS GA-BARTOW GA-
CHATTOOGA GA-WALKER GA-FLOYD GA-
648 PM EDT WED AUG 19 2015

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN GILMER...SOUTHERN
MURRAY...GORDON...SOUTHERN WHITFIELD...NORTHWESTERN PICKENS...
NORTHERN BARTOW...CHATTOOGA...SOUTHEASTERN WALKER AND NORTHERN FLOYD
COUNTIES UNTIL 730 PM EDT...

AT 647 PM EDT...A LINE OF STRONG THUNDERSTORMS WAS EXTENDING FROM 9
MILES NORTHEAST OF GAYLESVILLE TO NEAR CASSVILLE...AND MOVING
NORTHEAST AT 30 MPH.

  HAZARD...40 TO 50 MPH WIND...FREQUENT CLOUD TO GROUND LIGHTNING
           AND HEAVY RAIN.

  IMPACT...PEOPLE OUTDOORS SHOULD SEEK SHELTER IMMEDIATELY. EXPECT
           MINOR DAMAGE TO TREE LIMBS AND BLOWING AROUND OF
           LIGHT...UNSECURED OBJECTS. ELECTRICAL APPLIANCES SHOULD
           NOT BE USED UNLESS IN AN EMERGENCY. LOCALIZED FLOODING IN
           LOW LYING AND POOR DRAINAGE AREAS IS ALSO LIKELY.
           MOTORISTS SHOULD SLOW DOWN AND BE PREPARED FOR POSSIBLE
           LOSS OF CONTROL DUE TO HYDROPLANING. WHEN WATER COVERS
           THE ROAD...REMEMBER TO TURN AROUND DON'T DROWN.

SOME LOCATIONS IN THE PATH OF THESE STORMS INCLUDE
ROME...DALTON...CARTERSVILLE...CALHOUN...SUMMERVILLE...ELLIJAY...
ADAIRSVILLE...TRION...WHITE...EAST ELLIJAY...RESACA...PLAINVILLE...
TALKING ROCK...SHANNON...FAIRMOUNT...LYERLY...RANGER...FUNKHOUSER...
NAOMI AND SUTTLES MILL.

LAT...LON 3476 8520 3466 8428 3441 8459 3441 8465
      3435 8465 3425 8478 3432 8547 3438 8548
TIME...MOT...LOC 2247Z 218DEG 27KT 3435 8542 3429 8485
Special weather statement, Aug 19, 7:33 PM EDT, 2 hours 13 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
733 PM EDT WED AUG 19 2015

GAZ002>007-011-012-019-200030-
GILMER GA-MURRAY GA-GORDON GA-CATOOSA GA-WHITFIELD GA-FANNIN GA-
CHATTOOGA GA-WALKER GA-FLOYD GA-
733 PM EDT WED AUG 19 2015

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN GILMER...MURRAY...
NORTHERN GORDON...CATOOSA...WHITFIELD...NORTHWESTERN FANNIN...
NORTHEASTERN CHATTOOGA...SOUTHEASTERN WALKER AND NORTHERN FLOYD
COUNTIES UNTIL 830 PM EDT...

AT 733 PM EDT...A LINE OF STRONG THUNDERSTORMS WAS EXTENDING FROM
NEAR TRION TO 7 MILES EAST OF RESACA...AND MOVING NORTHEAST AT 35
MPH.

  HAZARD...40 TO 50 MPH WIND...FREQUENT CLOUD TO GROUND LIGHTNING
           AND HEAVY RAIN.

  IMPACT...PEOPLE OUTDOORS SHOULD SEEK SHELTER IMMEDIATELY. EXPECT
           MINOR DAMAGE TO TREE LIMBS AND BLOWING AROUND OF
           LIGHT...UNSECURED OBJECTS. ELECTRICAL APPLIANCES SHOULD
           NOT BE USED UNLESS IN AN EMERGENCY. LOCALIZED FLOODING IN
           LOW LYING AND POOR DRAINAGE AREAS IS ALSO LIKELY.
           MOTORISTS SHOULD SLOW DOWN AND BE PREPARED FOR POSSIBLE
           LOSS OF CONTROL DUE TO HYDROPLANING. WHEN WATER COVERS
           THE ROAD...REMEMBER TO TURN AROUND DON'T DROWN.

SOME LOCATIONS IN THE PATH OF THESE STORMS INCLUDE
DALTON...CALHOUN...CHATSWORTH...RINGGOLD...TRION...VARNELL...ETON...
TUNNEL HILL...COHUTTA...RESACA...LA FAYETTE...MOUNTAINTOWN...NAOMI...
CISCO...EPWORTH...CONASAUGA LAKE...NORTH GEORGIA SPEEDWAY...SUTTLES
MILL...GREGORY AND SUMAC.

LAT...LON 3499 8426 3451 8477 3455 8539 3498 8504
TIME...MOT...LOC 2333Z 219DEG 29KT 3458 8529 3460 8482
Special weather statement, Aug 19, 8:13 PM EDT, 1 hour 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
813 PM EDT WED AUG 19 2015

GAZ004-005-007-012-200115-
GILMER GA-MURRAY GA-GORDON GA-WHITFIELD GA-
813 PM EDT WED AUG 19 2015

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN GILMER...SOUTHERN
MURRAY...NORTHEASTERN GORDON AND SOUTHERN WHITFIELD COUNTIES UNTIL
915 PM EDT...

AT 809 PM EDT...THUNDERSTORMS WITH HEAVY RAIN WERE INDICATED ACROSS
THIS AREA...MOVING NORTHEAST AT 10 MPH. THE HEAVIER RAIN WILL BE
LIFTING NORTH OF THE AREA...HOWEVER RUNOFF FROM THIS RAIN WILL
IMPACT THE AREA THROUGH 915 PM EDT.

  HAZARD...HEAVY RAIN.

  IMPACT...LOCALIZED FLOODING IN LOW LYING AND POOR DRAINAGE AREAS
           IS LIKELY. MOTORISTS SHOULD SLOW DOWN AND BE PREPARED FOR
           POSSIBLE LOSS OF CONTROL DUE TO HYDROPLANING. WHEN WATER
           COVERS THE ROAD REMEMBER...TURN AROUND...DO NOT DROWN.

SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE
CALHOUN...RESACA...REDBUD...NICKELSVILLE...TAILS CREEK...RAMHURST...
CARTERS...ROUNDTOP...OAKMAN AND AUDUBON.

LAT...LON 3445 8498 3464 8502 3473 8465 3462 8448
TIME...MOT...LOC 0009Z 228DEG 9KT 3461 8474
Special weather statement, Aug 19, 9:18 PM EDT, 28 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
918 PM EDT WED AUG 19 2015

GAZ002>005-011-012-019-200215-
MURRAY GA-GORDON GA-CATOOSA GA-WHITFIELD GA-CHATTOOGA GA-WALKER GA-
FLOYD GA-
918 PM EDT WED AUG 19 2015

...SIGNIFICANT WEATHER ADVISORY FOR MURRAY...NORTHWESTERN GORDON...
SOUTHERN CATOOSA...WHITFIELD...CHATTOOGA...SOUTHEASTERN WALKER AND
FLOYD COUNTIES UNTIL 1015 PM EDT...

AT 915 PM EDT...A LINE OF THUNDERSTORMS WITH HEAVY RAIN EXTENDED
FROM EAST OF LAFAYETTE TO NORTHWEST OF CHATTOOGAVILLE...MOVING
NORTHEAST AT 30 MPH.

  HAZARD...WINDS UP TO 40 MPH AND HEAVY RAIN.

  IMPACT...PEOPLE OUTDOORS SHOULD SEEK SHELTER IMMEDIATELY. EXPECT
           MINOR DAMAGE TO TREE LIMBS AND BLOWING AROUND OF
           LIGHT...UNSECURED OBJECTS. LOCALIZED FLOODING IN LOW
           LYING AND POOR DRAINAGE AREAS IS ALSO LIKELY. MOTORISTS
           SHOULD SLOW DOWN AND BE PREPARED FOR POSSIBLE LOSS OF
           CONTROL DUE TO HYDROPLANING. WHEN WATER COVERS THE
           ROAD REMEMBER...TURN AROUND...DO NOT DROWN.

SOME LOCATIONS IN THE PATH OF THESE STORMS INCLUDE
ROME...DALTON...LAFAYETTE...SUMMERVILLE...CHATSWORTH...TRION...
ETON...TUNNEL HILL...RESACA...LYERLY...MENLO...EVERETT SPRINGS...
NAOMI...SUTTLES MILL...ARMUCHEE...SUMAC...HOLLAND...BERRYTON AND
ROCKY FACE.

LAT...LON 3499 8462 3494 8462 3432 8518 3423 8545
      3447 8550 3477 8527
TIME...MOT...LOC 0115Z 244DEG 26KT 3472 8517 3419 8569
Special weather statement, Aug 19, 9:46 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
946 PM EDT WED AUG 19 2015

GAZ004>007-012-013-200230-
GILMER GA-MURRAY GA-GORDON GA-WHITFIELD GA-PICKENS GA-FANNIN GA-
946 PM EDT WED AUG 19 2015

...SIGNIFICANT WEATHER ADVISORY FOR GILMER...MURRAY...GORDON...
EASTERN WHITFIELD...NORTHWESTERN PICKENS AND FANNIN COUNTIES UNTIL
1030 PM EDT...

AT 944 PM EDT...A LINE OF THUNDERSTORMS WITH HEAVY RAIN WAS EXTENDED
FROM THE COHUTTA WILDERNESS TO EVERETT SPRINGS...MOVING EAST AT 40
MPH.

  HAZARD...WINDS UP TO 40 MPH AND HEAVY RAIN.

  IMPACT...PEOPLE OUTDOORS SHOULD SEEK SHELTER IMMEDIATELY. EXPECT
           MINOR DAMAGE TO TREE LIMBS AND BLOWING AROUND OF
           LIGHT...UNSECURED OBJECTS. LOCALIZED FLOODING IN LOW
           LYING AND POOR DRAINAGE AREAS IS ALSO LIKELY. MOTORISTS
           SHOULD SLOW DOWN AND BE PREPARED FOR POSSIBLE LOSS OF
           CONTROL DUE TO HYDROPLANING. WHEN WATER COVERS THE
           ROAD REMEMBER...TURN AROUND...DO NOT DROWN.

SOME LOCATIONS IN THE PATH OF THESE STORMS INCLUDE
DALTON...CALHOUN...CHATSWORTH...ELLIJAY...BLUE RIDGE...ETON...EAST
ELLIJAY...RESACA...PLAINVILLE...MORGANTON...FAIRMOUNT...RANGER...
MOUNTAINTOWN...CISCO...EPWORTH...CONASAUGA LAKE...THE NORTH GEORGIA
SPEEDWAY...GREGORY...SUMAC AND NICKELSVILLE.

LAT...LON 3499 8415 3447 8454 3440 8506 3441 8510
      3443 8509 3446 8511 3447 8509 3454 8509
      3454 8506 3467 8505 3499 8483
TIME...MOT...LOC 0144Z 256DEG 35KT 3501 8466 3441 8516

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 8:13 PM EDTSpecial Weather StatementFFCGordon62 min
Aug 19, 9:18 PM EDTSpecial Weather StatementFFCChattooga, Whitfield57 min
Aug 19, 10:18 PM EDTFlash Flood WarningFFCGilmer, Gordon, Murray6 hr
Aug 19, 10:26 PM EDTSpecial Weather StatementFFCFannin, Gilmer, Gordon, Pickens64 min
Aug 19, 11:17 PM EDTSpecial Weather StatementFFCUnion58 min
Aug 20, 4:44 PM EDTSpecial Weather StatementFFCBleckley46 min
Aug 20, 5:15 PM EDTSpecial Weather StatementFFCToombs30 min

Nearby

Special Weather Statements in Georgia, 2015Every special weather statement in 2015

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.