Alert archive / Georgia / Special Weather Statements in 2015

Special Weather Statement, NWS Atlanta, GA

July 30, 2015Butts County, Georgia

NWS Atlanta, GA issued this special weather statement at Jul 30, 2015, 2:30 PM EDT for Butts County, Georgia. It was in force for 30 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: Jul 30, 2015, 2:30 PM EDT (18:30 UTC)
Expired: Jul 30, 2015, 3:00 PM EDT
In force: 30 min
Issued by: NWS Atlanta, GA

County Butts County, GA

The radar

The Atlanta radar (KFFC), 50 km from the middle of the area, began a volume at 18:30 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, 6.5 hours before the alert went out and 44 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 805 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 817 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 71 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 Jul 30, 2:11 PM EDT, 19 minutes earlier.

Area forecast discussion, Jul 30, 2:11 PM EDT, 19 minutes before

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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, Jul 30, 2:23 AM EDT, 12 hours 7 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
223 AM EDT THU JUL 30 2015

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-311100-
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-
223 AM EDT THU JUL 30 2015

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

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

...SCATTERED THUNDERSTORMS EXPECTED TODAY...
...A FEW COULD BE STRONG TO SEVERE...

WEATHER HAZARDS EXPECTED...
THE MAIN THUNDERSTORM THREATS WILL BE STRONG TO POSSIBLY SEVERE
WIND GUSTS... FREQUENT LIGHTNING... LOCALLY HEAVY DOWNPOURS AND
POSSIBLY SOME SMALL HAIL.

DISCUSSION...
SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED ALONG AND AHEAD
OF A COLD FRONT THAT WILL PUSH ACROSS NORTH GEORGIA TODAY... THEN
STALL ACROSS CENTRAL GEORGIA TONIGHT. AS THE FRONT PUSHES THROUGH
A MOIST AND UNSTABLE AIR MASS... A FEW STORMS COULD BECOME STRONG
TO POSSIBLY SEVERE DURING DAYTIME HEATING. THIS THREAT WILL BE
GREATEST ALONG AND SOUTH OF A CEDARTOWN TO GAINESVILLE LINE
DURING THE AFTERNOON AND EVENING HOURS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY...

BEHIND A WEAK COLD FRONT... A DRIER AND MORE STABLE AIR MASS WILL
SETTLE ACROSS NORTH GEORGIA AND LESSON RAIN CHANCES THERE OVER THE
WEEKEND AND THROUGH THE FIRST PART OF NEXT WEEK. A STALLED
FRONTAL BOUNDARY ACROSS CENTRAL GEORGIA WILL HELP PROVIDE A FOCUS
FOR SCATTERED SHOWERS AND THUNDERSTORMS THERE OVER THE WEEKEND.
HOWEVER... SEVERE STORMS ARE NOT EXPECTED. THE WEAKENING FRONT IS
EXPECTED TO PUSH SOUTH OF THE AREA BY MONDAY... WITH A DRIER
NORTHERLY FLOW LESSONING RAIN CHANCES FOR ALL AREAS BY MONDAY.

BEHIND THE FRONT... A BRIEF RELIEF FROM THE HEAT IS EXPECTED AS
SLIGHTLY COOLER THAN NORMAL TEMPERATURES GRADUALLY SPREAD FROM
NORTH GEORGIA ON FRIDAY INTO CENTRAL GEORGIA OVER THE WEEKEND. THE
ABOVE NORMAL TEMPERATURES AND NEAR CRITICAL HIGH HEAT INDICES ARE
EXPECTED TO RETURN TO MUCH OF THE AREA BY TUESDAY AND WEDNESDAY OF
NEXT WEEK.

.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, Jul 30, 2:26 PM EDT, 4 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
226 PM EDT THU JUL 30 2015

GAZ068-070-301900-
PIKE GA-LAMAR GA-
226 PM EDT THU JUL 30 2015

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN PIKE AND LAMAR
COUNTIES UNTIL 300 PM EDT...

AT 225 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER MILNER...OR NEAR BARNESVILLE...MOVING
SOUTHWEST AT 15 MPH.

  HAZARD...40 TO 50 MPH WIND 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 TO TURN AROUND DON'T DROWN.

SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE
BARNESVILLE...ZEBULON...MILNER...ORCHARD HILL...MEANSVILLE...
ALDORA...GOGGINS...LIFSEY SPRINGS...PIEDMONT...JOHNSTONVILLE AND
LIBERTY HILL.

LAT...LON 3319 8427 3319 8423 3318 8422 3318 8417
      3310 8406 3299 8414 3299 8429 3300 8430
      3299 8430 3299 8441
TIME...MOT...LOC 1825Z 041DEG 13KT 3311 8421

Special weather statement, Jul 30, 2:30 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
230 PM EDT THU JUL 30 2015

GAZ057-058-301900-
HENRY GA-BUTTS GA-
230 PM EDT THU JUL 30 2015

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN HENRY AND BUTTS
COUNTIES UNTIL 300 PM EDT...

AT 230 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR JACKSON...MOVING SOUTHWEST 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 THIS STORM INCLUDE
JACKSON...LOCUST GROVE...FLOVILLA...JENKINSBURG...WORTHVILLE...
MCKIBBEN...STARK...INDIAN SPRINGS STATE PARK AND FINCHERVILLE.

LAT...LON 3346 8396 3334 8386 3333 8384 3331 8384
      3320 8397 3320 8412 3325 8412 3329 8409
      3330 8411 3330 8413 3331 8415 3334 8415
      3334 8418
TIME...MOT...LOC 1830Z 049DEG 28KT 3335 8397

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 29, 8:35 PM EDT	Special Weather Statement	FFC	White	40 min
Jul 29, 9:16 PM EDT	Special Weather Statement	FFC	White	44 min
Jul 30, 2:26 PM EDT	Special Weather Statement	FFC	Lamar	34 min
Jul 30, 3:20 PM EDT	Special Weather Statement	FFC	Bibb	25 min
Jul 30, 3:29 PM EDT	Special Weather Statement	FFC	Talbot	31 min
Jul 30, 3:43 PM EDT	Severe Thunderstorm Warning	FFC	Marion, Taylor	28 min
Jul 30, 4:01 PM EDT	Special Weather Statement	FFC	Crawford	29 min
Jul 30, 4:06 PM EDT	Special Weather Statement	FFC	Muscogee	24 min
Jul 30, 4:48 PM EDT	Special Weather Statement	FFC	Crawford, Marion, Schley, Webster	27 min
Jul 30, 4:53 PM EDT	Special Weather Statement	FFC	Harris	37 min
Jul 30, 5:10 PM EDT	Special Weather Statement	FFC	Macon	35 min
Jul 30, 5:22 PM EDT	Special Weather Statement	FFC	Coweta	23 min
Jul 30, 5:31 PM EDT	Special Weather Statement	FFC	Sumter	29 min
Jul 30, 5:46 PM EDT	Severe Thunderstorm Warning	FFC	Coweta, Fayette	44 min
Jul 30, 5:50 PM EDT	Special Weather Statement	FFC	Clayton	25 min
Jul 30, 5:55 PM EDT	Severe Thunderstorm Warning	FFC	Fulton	35 min
Jul 30, 6:27 PM EDT	Severe Thunderstorm Warning	FFC	Fayette, Fulton	30 min
Jul 30, 7:59 PM EDT	Special Weather Statement	FFC	Baldwin	31 min

Nearby

Special Weather Statements in Georgia, 2015 Every 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.