Alert archive / Georgia / Special Weather Statements in 2014

Special Weather Statement, NWS Atlanta, GA

August 19, 2014Toombs County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 19, 2014, 11:43 AM EDT for Toombs County, Georgia. It was in force for 17 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, 2014, 11:43 AM EDT (15:43 UTC)
Expired
Aug 19, 2014, 12:00 PM EDT
In force
17 min
Issued by
NWS Atlanta, GA

County Toombs County, GA

The radar

The Robins AFB radar (KJGX), 117 km from the middle of the area, began a volume at 15:45 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

Jacksonville, FL (KJAX), launched 12:00Z, 3.7 hours before the alert went out and 189 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, Jacksonville, FL at 12:00Z on 2014-08-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1210 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, Jacksonville, FL at 12:00Z on 2014-08-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 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
1210 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
878 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
60 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, 10:02 AM EDT, 1 hour 41 minutes earlier.

Area forecast discussion, Aug 19, 10:02 AM EDT, 1 hour 41 minutes before
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Hazardous weather outlook, Aug 19, 11:01 AM EDT, 42 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1101 AM EDT TUE AUG 19 2014

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-201515-
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-
1101 AM EDT TUE AUG 19 2014

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

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

SCATTERED TO NUMEROUS THUNDERSTORMS ARE POSSIBLE TODAY AND
TONIGHT.

WEATHER HAZARDS EXPECTED...

THE MAIN THREAT FROM ANY THUNDERSTORMS WILL BE GUSTY WINDS...
LOCALLY HEAVY RAIN...SMALL HAIL...AND OCCASIONAL TO FREQUENT
LIGHTNING.

DISCUSSION...

INSTABILITY WILL BE SUFFICIENT ACROSS THE AREA FOR A FEW STRONG
STORMS THIS AFTERNOON AND EVENING...AND ISOLATED SEVERE STORMS
CANNOT BE RULE OUT. SHOWERS AND THUNDERSTORMS SHOULD WEAKEN WITH
THE LOSS OF DAYTIME HEATING TONIGHT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY...

ISOLATED TO SCATTERED THUNDERSTORMS POSSIBLE EACH DAY...MAINLY IN
THE AFTERNOONS AND EVENINGS. ADDITIONALLY...INCREASING HEAT CAN BE
EXPECTED WEDNESDAY THROUGH SATURDAY...AND RESIDENTS ESPECIALLY
ACROSS CENTRAL GEORGIA NEED TO BE AWARE THAT A HEAT ADVISORY MAY
BE NECESSARY LATER IN THE WEEK.

WEATHER HAZARDS EXPECTED...

THE MAIN THREAT FROM ANY THUNDERSTORMS WILL BE LOCALLY HEAVY RAIN...
OCCASIONAL TO FREQUENT LIGHTNING AND GUSTY WINDS. THE MAIN THREAT
FROM THE INCREASING HEAT AND MOISTURES WILL BE HEAT INDEX VALUES
APPROACHING DANGEROUS LEVELS.

DISCUSSION...

ALTHOUGH UPPER-LEVEL RIDGING WILL INHIBIT THUNDERSTORM DEVELOPMENT
SOMEWHAT BY WEDNESDAY INTO EARLY NEXT WEEK...ISOLATED TO SCATTERED
THUNDERSTORMS ARE POSSIBLE EACH DAY...MAINLY IN THE AFTERNOON AND
EVENING. INSTABILITY IS NOT EXPECTED TO BE SUFFICIENT FOR WIDESPREAD
SEVERE WEATHER AT THIS TIME. THE UPPER LEVEL RIDGING WILL ALSO
ALLOW TEMPERATURES AND HEAT INDEX VAKYES TO CLIMB THROUGH THE END
OF THE WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT STRONG TO SEVERE WEATHER VIA THE
WEB AT WEATHER.GOV/ATLANTA.

In the hours before

Local storm report, Aug 19, 9:32 AM EDT, 2 hours 11 minutes before
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Special weather statement, Aug 19, 10:18 AM EDT, 1 hour 25 minutes before
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Special weather statement, Aug 19, 10:41 AM EDT, 1 hour 2 minutes before
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Special weather statement, Aug 19, 11:19 AM EDT, 24 minutes before
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Special weather statement, Aug 19, 11:43 AM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1143 AM EDT TUE AUG 19 2014

GAZ086-113-191600-
1143 AM EDT TUE AUG 19 2014

...SIGNIFICANT WEATHER ADVISORY FOR FREQUENT LIGHTNING IN TOOMBS AND
EMANUEL COUNTIES UNTIL NOON EDT...

AT 1138 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS FROM OAK PARK TO 6 MILES SOUTH OF GRAYS
LANDING...MOVING EAST AT 35 MPH.

THESE STORMS HAVE THE POTENTIAL TO PRODUCE PEA SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 40 MPH AS THEY MOVE
ACROSS TOOMBS AND EMANUEL COUNTIES THROUGH NOON EDT. SOME LOCATIONS
IN THE PATH OF THESE STORMS INCLUDE PONDEROSA...SOUTH THOMPSON...
TOOMBS CENTRAL...JOHNSON CORNER...GRAYS LANDING...ENGLISH EDDY...
CEDAR CROSSING...SANTA CLAUS...LYONS...STILLMORE...OAK PARK...OHOOPEE
AND NEW BRANCH. HEAVY DOWNPOURS WILL CAUSE PONDING OF WATER ON
ROADWAYS.

&&

LAT...LON 3193 8228 3193 8237 3195 8239 3196 8244
      3218 8234 3247 8237 3246 8218 3241 8219
      3236 8224 3222 8220 3218 8218 3191 8222
      3191 8225
TIME...MOT...LOC 1544Z 273DEG 32KT 3237 8225 3218 8223
          3188 8236

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 8:03 PM EDTSpecial Weather StatementFFCSpalding27 min
Aug 18, 8:23 PM EDTSpecial Weather StatementFFCClarke, Oconee37 min
Aug 18, 8:23 PM EDTSevere Thunderstorm WarningFFCButts, DeKalb, Henry, Newton, Rockdale37 min
Aug 18, 8:45 PM EDTSpecial Weather StatementFFCJasper30 min
Aug 18, 8:51 PM EDTSpecial Weather StatementFFCMadison, Oglethorpe24 min
Aug 18, 8:57 PM EDTSevere Thunderstorm WarningFFCJasper, Morgan, Newton, Walton33 min
Aug 19, 10:41 AM EDTSpecial Weather StatementFFCLaurens, Montgomery, Telfair, Treutlen, Wheeler34 min
Aug 19, 11:19 AM EDTSpecial Weather StatementFFCMontgomery, Toombs, Treutlen26 min
Aug 19, 4:31 PM EDTSpecial Weather StatementFFCTreutlen29 min
Aug 19, 4:32 PM EDTSpecial Weather StatementFFCJohnson28 min
Aug 19, 4:57 PM EDTSpecial Weather StatementFFCTreutlen33 min
Aug 19, 5:13 PM EDTSpecial Weather StatementFFCMuscogee32 min
Aug 19, 5:41 PM EDTSpecial Weather StatementFFCLaurens34 min
Aug 19, 5:44 PM EDTSpecial Weather StatementFFCTreutlen31 min
Aug 19, 5:54 PM EDTSpecial Weather StatementFFCCobb21 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; radar from the NEXRAD Level II archive.