Alert archive / Georgia / Special Weather Statements in 2014

Special Weather Statement, NWS Atlanta, GA

August 23, 2014Murray County, Whitfield County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 23, 2014, 3:27 PM EDT for Murray County, Whitfield 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 23, 2014, 3:27 PM EDT (19:27 UTC)
Expired
Aug 23, 2014, 4:00 PM EDT
In force
33 min
Issued by
NWS Atlanta, GA

Counties Murray County, GA, Whitfield County, GA

The radar

The Northeast Alabama radar (KHTX), 124 km from the middle of the area, began a volume at 19:28 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, 7.5 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 2014-08-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 304 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 2014-08-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 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
304 J/kg
Mixed-layer CIN
-59 J/kg
Mixed-layer LCL
1414 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
-34 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 23, 1:39 PM EDT, 1 hour 48 minutes earlier.

Area forecast discussion, Aug 23, 1:39 PM EDT, 1 hour 48 minutes before
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Hazardous weather outlook, Aug 23, 4:44 AM EDT, 10 hours 43 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
444 AM EDT SAT AUG 23 2014

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-241000-
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-
444 AM EDT SAT AUG 23 2014

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

.DAY ONE...TODAY AND TONIGHT...

ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON
AND EVENING ACROSS NORTH AND CENTRAL GEORGIA.

DANGEROUS HEAT INDEX VALUES ARE EXPECTED ACROSS PORTIONS OF
CENTRAL GEORGIA THIS AFTERNOON INTO THE EARLY EVENING.

WEATHER HAZARDS EXPECTED...

THE MAIN THREAT FROM ANY THUNDERSTORMS WILL BE STRONG
WINDS...FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN.

DANGEROUS HEAT INDICES ACROSS PORTIONS OF CENTRAL GEORGIA WILL CREATE
THE POTENTIAL FOR HEAT EXHAUSTION OR HEAT STROKE.

DISCUSSION...
THE UPPER LEVEL RIDGE THAT HAS DOMINATED FOR THE PAST FEW DAYS AND
PROVIDED THE HOT TEMPERATURES...WILL BEGIN TO WEAKEN TODAY.
DESPITE THIS...HOT TEMPERATURES ARE STILL EXPECTED TODAY AND HEAT
INDICES WILL REACH INTO THE MID 100S ACROSS PORTIONS OF CENTRAL
GEORGIA. A COMBINATION OF THE UPPER RIDGE WEAKENING AND UPPER
LEVEL DISTURBANCES WILL ALLOW FOR A BETTER CHANCE OF SHOWERS AND
THUNDERSTORMS TODAY. THE CHANCE FOR THESE STORMS WILL INCREASE
DURING THE AFTERNOON HOURS BUT STORMS MAY CONTINUE OVERNIGHT WITH
SUPPORT FROM AN UPPER LEVEL DISTURBANCE. A FEW STRONG TO SEVERE
STORMS ARE POSSIBLE TODAY WITH DAMAGING WINDS BEING THE MAIN
THREAT.

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

A FRONT WILL PUSH INTO GEORGIA FROM THE NORTHEAST ON
SUNDAY...PROVIDING AN INCREASED CHANCE OF THUNDERSTORMS ACROSS
NORTH AND CENTRAL GEORGIA. SEVERE STORMS ARE NOT EXPECTED AT THIS
TIME WITH THE SYSTEM ON SUNDAY. BEHIND THIS...DRIER AIR MOVES
INTO THE AREA AND THERE IS ONLY A SLIGHT CHANCE OF THUNDERSTORMS
ON MONDAY. WITH ANOTHER COLD FRONT APPROACHING GEORGIA LATE IN THE
WEEK...THE CHANCE FOR THUNDERSTORMS WILL RETURN FOR THURSDAY AND
FRIDAY.

.SPOTTER INFORMATION STATEMENT...

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

In the hours before

Special weather statement, Aug 23, 3:27 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
327 PM EDT SAT AUG 23 2014

GAZ004-005-232000-
327 PM EDT SAT AUG 23 2014

...SIGNIFICANT WEATHER ADVISORY FOR PEA SIZED HAIL AND 45 MPH WINDS
IN WHITFIELD AND MURRAY COUNTIES UNTIL 400 PM EDT...

AT 325 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER DAWNVILLE...MOVING SOUTHEAST AT 20 MPH.

THIS STORM HAS THE POTENTIAL TO PRODUCE PEA SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 45 MPH AS IT MOVES ACROSS
WHITFIELD AND MURRAY COUNTIES THROUGH 400 PM EDT. SOME LOCATIONS IN
THE PATH OF THIS STORM INCLUDE SUMAC...DAWNVILLE...BEAVERDALE...
CRANDALL...ETON...CHATSWORTH...NORTH GEORGIA SPEEDWAY...FORT MOUNTAIN
STATE PARK...CARTERS AND RAMHURST. HEAVY DOWNPOURS WILL CAUSE PONDING
OF WATER ON ROADWAYS.

&&

LAT...LON 3495 8483 3479 8463 3474 8465 3463 8465
      3459 8471 3460 8473 3462 8471 3463 8473
      3461 8475 3461 8479 3483 8500
TIME...MOT...LOC 1927Z 319DEG 16KT 3482 8484

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 23, 4:08 PM EDTSpecial Weather StatementFFCBartow37 min
Aug 23, 4:38 PM EDTSpecial Weather StatementFFCBartow37 min
Aug 23, 4:47 PM EDTSevere Thunderstorm WarningFFCBartow, Cherokee, Cobb, Paulding43 min
Aug 23, 4:58 PM EDTSpecial Weather StatementFFCPolk32 min
Aug 23, 5:42 PM EDTSpecial Weather StatementFFCWhite33 min
Aug 23, 5:49 PM EDTSpecial Weather StatementFFCClayton26 min
Aug 23, 6:12 PM EDTSpecial Weather StatementFFCHenry33 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.