Alert archive / Georgia / Special Weather Statements in 2015

Special Weather Statement, NWS Atlanta, GA

July 19, 2015Treutlen County, Georgia

NWS Atlanta, GA issued this special weather statement at Jul 19, 2015, 6:46 PM EDT for Treutlen County, Georgia. It was in force for 29 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 19, 2015, 6:46 PM EDT (22:46 UTC)
Expired: Jul 19, 2015, 7:15 PM EDT
In force: 29 min
Issued by: NWS Atlanta, GA

County Treutlen County, GA

The radar

The Robins AFB radar (KJGX), 67 km from the middle of the area, began a volume at 22:47 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 12:00Z, 10.8 hours before the alert went out and 199 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: 886 J/kg
Mixed-layer CIN: -89 J/kg
Mixed-layer LCL: 1097 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 4 m²/s²
0-3 km storm-relative helicity: 4 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 19, 2:25 PM EDT, 4 hours 21 minutes earlier.

Area forecast discussion, Jul 19, 2:25 PM EDT, 4 hours 21 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
225 PM EDT SUN JUL 19 2015

.SHORT TERM /TONIGHT THROUGH MONDAY NIGHT/...

THE PERSISTENT LEE SIDE TROUGH AND AMPLE MOISTURE WILL KEEP AFTERNOON
AND EVENING THUNDERSTORMS SCATTERED ACROSS THE CWA AGAIN MONDAY
AFTERNOON AND EVENING. WEAK SHORT WAVES WILL MOVE OUT OF THE MIDWEST
AND ACROSS THE SOUTHEAST ENHANCING LIFT MONDAY. WILL INCREASE POPS TO
HIGH CHANCE FOR MONDAY AFTERNOON. LOCAL BIAS TABLES INDICATE MAX
GUIDANCE TEMPS ARE RUNNING A FEW DEGREES TOO WARM AND HAVE LOWERED
GUIDANCE TEMPS. EVEN SO...HEAT INDICES PUT CENTRAL GA IN THE HEAT
ADVISORY CATEGORY FOR MONDAY AFTERNOON...JUST A LITTLE FURTHER NORTH
THAN TODAY.

17

.LONG TERM /TUESDAY THROUGH SUNDAY/...

MINIMAL CHANGES MADE IN THE EXTENDED FORECAST GRIDS THIS AFTERNOON.
MODEL TRENDS CONTINUE TO SUPPORT TEMPERATURES AT OR ABOVE SEASONAL
NORMALS AND SCATTERED...MAINLY DIURNAL...CONVECTION THROUGH THE
EXTENDED FORECAST PERIOD. PLEASE SEE THE PREVIOUS LONG TERM FORECAST
DISCUSSION BELOW.

20

PREVIOUS LONG TERM FORECAST DISCUSSION /MONDAY NIGHT THROUGH
SATURDAY/...

LONG TERM MODELS IN FAIRLY GOOD AGREEMENT...THE UPPER LEVEL RIDGE
FLATTENS AND RETREATS WESTWARD. AT THE SURFACE...A WEAK BOUNDARY
IS NOTED TRAVERSING THE FORECAST AREA TUESDAY INTO WEDNESDAY. BOTH
THE GFS AND ECMWF SHOW THE THICKNESS VALUES LOWERING ACROSS NORTH
GEORGIA...HOWEVER TEMPERATURES ARE STILL PROGGED IN THE LOWER TO MID
90S. PROXIMITY OF BOUNDARY AND WEAK UPPER LEVEL VORT MAXES WILL AID
IN DEVELOPMENT OF AFTERNOON AND EVENING CONVECTION WITH SCATTERED
SHOWERS AND THUNDERSTORMS EXPECTED EACH DAY.

ATWELL

41

&&

.AVIATION...
18Z UPDATE...
CONVECTION HAS INITIATED ACROSS NORTH GA AND SHOULD SPREAD INTO
CENTRAL GA OVER THE AFTERNOON HOURS. ALL CONVECTION SHOULD
DISSIPATE AFTER SUNSET. OTHER THAN IN TSRA...VFR CONDITIONS SHOULD
PERSIST THROUGH THE FORECAST. WINDS WILL REMAIN WEST TO NORTHWEST
THROUGH THE FORECAST...GOING CALM OR NEAR CALM TONIGHT.

//ATL CONFIDENCE...18Z UPDATE...
HIGH ON ALL ELEMENTS

17

&&

.PRELIMINARY POINT TEMPS/POPS...
ATHENS          74  96  75  97 /  50  50  40  30
ATLANTA         74  94  75  94 /  50  50  40  30
BLAIRSVILLE     68  90  69  89 /  50  50  40  30
CARTERSVILLE    69  94  70  94 /  50  50  40  30
COLUMBUS        75  97  76  95 /  50  50  40  30
GAINESVILLE     73  94  74  94 /  50  50  40  30
MACON           74  98  75  97 /  50  50  40  30
ROME            72  95  73  95 /  50  50  40  30
PEACHTREE CITY  72  94  73  95 /  50  50  40  30
VIDALIA         76  96  77  96 /  50  50  40  40

&&

.FFC WATCHES/WARNINGS/ADVISORIES...
HEAT ADVISORY UNTIL 7 PM EDT THIS EVENING FOR THE FOLLOWING
ZONES: BALDWIN...BIBB...BLECKLEY...CHATTAHOOCHEE...CRAWFORD...
CRISP...DODGE...DOOLY...EMANUEL...GLASCOCK...HANCOCK...HARRIS...
HOUSTON...JEFFERSON...JOHNSON...JONES...LAMAR...LAURENS...
MACON...MARION...MERIWETHER...MONROE...MONTGOMERY...MUSCOGEE...
PEACH...PIKE...PULASKI...SCHLEY...STEWART...SUMTER...TALBOT...
TAYLOR...TELFAIR...TOOMBS...TREUTLEN...TROUP...TWIGGS...UPSON...
WARREN...WASHINGTON...WEBSTER...WHEELER...WILCOX...WILKINSON.

HEAT ADVISORY FROM 1 PM TO 7 PM EDT MONDAY FOR THE FOLLOWING
ZONES: BALDWIN...BIBB...BLECKLEY...BUTTS...CHATTAHOOCHEE...
CRAWFORD...CRISP...DODGE...DOOLY...EMANUEL...GLASCOCK...GREENE...
HANCOCK...HARRIS...HOUSTON...JASPER...JEFFERSON...JOHNSON...
JONES...LAMAR...LAURENS...MACON...MARION...MERIWETHER...MONROE...
MONTGOMERY...MORGAN...MUSCOGEE...PEACH...PIKE...PULASKI...
PUTNAM...SCHLEY...SPALDING...STEWART...SUMTER...TALBOT...
TALIAFERRO...TAYLOR...TELFAIR...TOOMBS...TREUTLEN...TROUP...
TWIGGS...UPSON...WARREN...WASHINGTON...WEBSTER...WHEELER...
WILCOX...WILKES...WILKINSON.

&&

SHORT TERM...17
LONG TERM....20
AVIATION...17

Hazardous weather outlook, Jul 19, 12:00 PM EDT, 6 hours 46 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1200 PM EDT SUN JUL 19 2015

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-201030-
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-
1200 PM EDT SUN JUL 19 2015

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

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

HEAT INDICES IN PORTIONS OF NORTH AND CENTRAL GEORGIA WILL REACH OR
EXCEED 105 THIS AFTERNOON INTO THE EARLY EVENING...MAINLY ALONG AND
SOUTH OF A LINE FROM LAGRANGE TO MILLEDGEVILLE TO WARRENTON. PLEASE
SEE THE HEAT ADVISORY /ATLNPWFFC/ FOR MORE INFORMATION. OTHERWISE...
ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE ACROSS NORTH AND
CENTRAL GEORGIA THIS AFTERNOON AND EVENING.

WEATHER HAZARDS EXPECTED...
OCCASIONAL LIGHTNING AND BRIEF HEAVY RAINFALL.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...

STRONG THUNDERSTORMS WILL BE POSSIBLE DURING THE AFTERNOON AND
EVENING HOURS EACH DAY. STRONG GUSTY WINDS...FREQUENT LIGHTNING AND
BRIEF HEAVY RAINFALL WILL BE THE MAIN HAZARDS.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.

In the hours before

Local storm report, Jul 19, 5:53 PM EDT, 53 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
553 PM EDT SUN JUL 19 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0447 PM     TSTM WND DMG     1 SE BUTLER             32.56N  84.24W
07/19/2015                   TAYLOR             GA   911 CALL CENTER

            MULTIPLE TREES DOWN.

&&

EVENT NUMBER FFC1500559

BAKER

Special weather statement, Jul 19, 6:01 PM EDT, 45 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
601 PM EDT SUN JUL 19 2015

GAZ097-098-192245-
LAURENS GA-TREUTLEN GA-
601 PM EDT SUN JUL 19 2015

...SIGNIFICANT WEATHER ADVISORY FOR LAURENS AND TREUTLEN COUNTIES
UNTIL 645 PM EDT...

AT 601 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR RENTZ...OR 11 MILES SOUTH OF DUBLIN...MOVING
SOUTHEAST AT 35 MPH.

  HAZARD...WINDS UP TO 40 MPH...UP TO PENNY SIZED HAIL 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
DEXTER...CADWELL...RENTZ...CEDAR GROVE...BARNHILL AND LOWERY.

LAT...LON 3221 8297 3240 8312 3249 8292 3232 8264
      3230 8271 3228 8275
TIME...MOT...LOC 2201Z 310DEG 31KT 3238 8293

KOVACIK

Special weather statement, Jul 19, 6:16 PM EDT, 30 minutes before

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Special weather statement, Jul 19, 6:23 PM EDT, 23 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
623 PM EDT SUN JUL 19 2015

GAZ107>109-192300-
DODGE GA-WILCOX GA-PULASKI GA-
623 PM EDT SUN JUL 19 2015

...SIGNIFICANT WEATHER ADVISORY FOR DODGE...WILCOX AND PULASKI
COUNTIES UNTIL 700 PM EDT...

AT 623 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR EASTMAN...MOVING SOUTHEAST AT 30 MPH.

  HAZARD...WINDS UP TO 40 MPH.

  IMPACT...PEOPLE OUTDOORS SHOULD SEEK SHELTER IMMEDIATELY. EXPECT
           MINOR DAMAGE TO TREE LIMBS AND BLOWING AROUND OF
           LIGHT...UNSECURED OBJECTS.

SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE
EASTMAN...UNION...GODWINSVILLE AND OCMULGEE BANKS.

LAT...LON 3225 8347 3229 8314 3214 8299 3203 8335
TIME...MOT...LOC 2223Z 320DEG 24KT 3221 8326

KOVACIK

Special weather statement, Jul 19, 6:34 PM EDT, 12 minutes before

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Special weather statement, Jul 19, 6:46 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
646 PM EDT SUN JUL 19 2015

GAZ097-098-111-112-192315-
WHEELER GA-MONTGOMERY GA-LAURENS GA-TREUTLEN GA-
646 PM EDT SUN JUL 19 2015

...SIGNIFICANT WEATHER ADVISORY FOR WHEELER...MONTGOMERY...LAURENS
AND TREUTLEN COUNTIES UNTIL 715 PM EDT...

AT 645 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 8 MILES WEST OF SOPERTON...MOVING EAST 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 TO TURN AROUND DON'T DROWN.

SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE
SOPERTON...TARRYTOWN...BARNHILL...LANDSBURG...LOTHAIR AND LOWERY.

LAT...LON 3231 8288 3236 8285 3241 8280 3240 8271
      3236 8252 3216 8272
TIME...MOT...LOC 2245Z 278DEG 26KT 3233 8273

KOVACIK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 18, 8:34 PM EDT	Special Weather Statement	FFC	Douglas, Paulding	26 min
Jul 18, 8:47 PM EDT	Special Weather Statement	FFC	Glascock	28 min
Jul 19, 4:03 AM EDT	Heat Advisory	FFC	Baldwin, Bibb, Bleckley, Chattahoochee, Crawford, Crisp and 38 more	15 hr
Jul 19, 12:50 PM EDT	Special Weather Statement	FFC	Fulton	25 min
Jul 19, 1:32 PM EDT	Special Weather Statement	FFC	Coweta	28 min
Jul 19, 1:53 PM EDT	Special Weather Statement	FFC	Fayette	37 min
Jul 19, 2:03 PM EDT	Heat Advisory	FFC	Baldwin, Bibb, Bleckley, Butts, Chattahoochee, Crawford and 46 more	29 hr
Jul 19, 2:06 PM EDT	Special Weather Statement	FFC	Henry	24 min
Jul 19, 2:12 PM EDT	Special Weather Statement	FFC	Haralson	33 min
Jul 19, 2:33 PM EDT	Special Weather Statement	FFC	Carroll	27 min
Jul 19, 2:37 PM EDT	Special Weather Statement	FFC	Henry	23 min
Jul 19, 2:46 PM EDT	Special Weather Statement	FFC	Douglas	29 min
Jul 19, 2:55 PM EDT	Special Weather Statement	FFC	Carroll	35 min
Jul 19, 2:57 PM EDT	Special Weather Statement	FFC	Butts	33 min
Jul 19, 3:04 PM EDT	Special Weather Statement	FFC	Coweta	26 min
Jul 19, 3:07 PM EDT	Special Weather Statement	FFC	Fulton	23 min
Jul 19, 3:31 PM EDT	Special Weather Statement	FFC	Polk	29 min
Jul 19, 4:14 PM EDT	Special Weather Statement	FFC	Gordon	31 min
Jul 19, 4:17 PM EDT	Special Weather Statement	FFC	Emanuel	28 min
Jul 19, 4:25 PM EDT	Special Weather Statement	FFC	Paulding	35 min
Jul 19, 4:36 PM EDT	Special Weather Statement	FFC	Montgomery, Treutlen, Wheeler	24 min
Jul 19, 4:42 PM EDT	Special Weather Statement	FFC	Taylor	33 min
Jul 19, 4:48 PM EDT	Severe Thunderstorm Warning	FFC	Macon, Schley, Taylor	42 min
Jul 19, 4:55 PM EDT	Special Weather Statement	FFC	Bartow	35 min
Jul 19, 4:59 PM EDT	Special Weather Statement	FFC	Greene, Morgan	31 min
Jul 19, 5:05 PM EDT	Special Weather Statement	FFC	Montgomery, Toombs, Treutlen, Wheeler	25 min
Jul 19, 5:12 PM EDT	Special Weather Statement	FFC	Sumter	33 min
Jul 19, 5:28 PM EDT	Special Weather Statement	FFC	Laurens	32 min
Jul 19, 5:32 PM EDT	Special Weather Statement	FFC	Montgomery, Toombs, Wheeler	43 min
Jul 19, 5:36 PM EDT	Severe Thunderstorm Warning	FFC	Bleckley, Dodge, Laurens	24 min
Jul 19, 5:45 PM EDT	Special Weather Statement	FFC	Bleckley	45 min
Jul 19, 5:50 PM EDT	Special Weather Statement	FFC	Sumter	25 min
Jul 19, 5:55 PM EDT	Severe Thunderstorm Warning	FFC	Sumter	35 min
Jul 19, 6:01 PM EDT	Special Weather Statement	FFC	Laurens	44 min
Jul 19, 6:16 PM EDT	Special Weather Statement	FFC	Crisp	29 min
Jul 19, 6:23 PM EDT	Special Weather Statement	FFC	Dodge	37 min
Jul 19, 6:34 PM EDT	Special Weather Statement	FFC	Crisp	41 min
Jul 19, 6:50 PM EDT	Severe Thunderstorm Warning	FFC	Crisp	40 min
Jul 19, 6:55 PM EDT	Severe Thunderstorm Warning	FFC	Dodge, Telfair, Wilcox	50 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.