Alert archive / Georgia / Special Weather Statements in 2013

Special Weather Statement, NWS Atlanta, GA

July 22, 2013Jackson County, Madison County, Georgia

NWS Atlanta, GA issued this special weather statement at Jul 22, 2013, 10:10 PM EDT for Jackson County, Madison County, Georgia. It was in force for 35 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 22, 2013, 10:10 PM EDT (02:10 UTC)
Expired: Jul 22, 2013, 10:45 PM EDT
In force: 35 min
Issued by: NWS Atlanta, GA

Counties Jackson County, GA, Madison County, GA

The radar

The Greer radar (KGSP), 124 km from the middle of the area, began a volume at 02:10 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, 2.2 hours before the alert went out and 145 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: 1549 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 782 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 78 m²/s²
0-3 km storm-relative helicity: 128 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 4.6

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 22, 9:45 PM EDT, 25 minutes earlier.

Area forecast discussion, Jul 22, 9:45 PM EDT, 25 minutes before

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Hazardous weather outlook, Jul 22, 4:50 AM EDT, 17 hours 20 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
450 AM EDT MON JUL 22 2013

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-230900-
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-
450 AM EDT MON JUL 22 2013

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

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

SCATTERED TO NUMEROUS THUNDERSTORMS ARE EXPECTED ACROSS NORTH AND
CENTRAL GEORGIA TODAY AND TONIGHT.

WEATHER HAZARDS EXPECTED...

HEAVY RAIN...GUSTY WINDS AND LIGHTNING.

DISCUSSION...
A VERY MOIST AND MODERATELY UNSTABLE AIRMASS ALONG WITH AN UPPER-
LEVEL SHORT WAVE SWEEPING ACROSS THE REGION WILL PRODUCE SCATTERED TO
NUMEROUS THUNDERSTORMS ACROSS NORTH AND CENTRAL GEORGIA TODAY THROUGH
TONIGHT. THE BEST CHANCES WILL BE THIS AFTERNOON AND EVENING WITH THE
ADDITIONAL INSTABILITY PROVIDED BY DAYTIME HEATING. WITH PRECIPITABLE
WATER VALUES REMAINING AROUND 2 INCHES...THE PRIMARY THREAT WILL BE
HEAVY RAINFALL WITH LOCALIZED FLOODING POSSIBLE. INSTABILITY WILL BE
MODERATE BY THIS AFTERNOON...AND A FEW STORMS COULD BECOME SEVERE
LATE THIS AFTERNOON AND INTO THE EARLY EVENING WITH DAMAGING WINDS UP
TO 60 MPH THE PRIMARY THREAT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY...

SCATTERED...MAINLY AFTERNOON AND EVENING...THUNDERSTORMS ARE EXPECTED
EACH DAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.

In the hours before

Special weather statement, Jul 22, 6:02 PM EDT, 4 hours 8 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
602 PM EDT MON JUL 22 2013

GAZ074-222230-
602 PM EDT MON JUL 22 2013

...SIGNIFICANT WEATHER ADVISORY FOR PEA SIZED HAIL AND 45 MPH WINDS
IN WASHINGTON COUNTY UNTIL 630 PM EDT...

AT 556 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER TENNILLE...MOVING EAST 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
WASHINGTON COUNTY THROUGH 630 PM EDT. SOME LOCATIONS IN THE PATH OF
THIS STORM INCLUDE TENNILLE...SANDERSVILLE...RIDDLEVILLE AND
DAVISBORO. HEAVY DOWNPOURS WILL CAUSE PONDING OF WATER ON ROADWAYS.

&&

LAT...LON 3287 8252 3283 8282 3296 8285 3305 8262
      3303 8260 3304 8259 3302 8255 3295 8254
      3292 8251
TIME...MOT...LOC 2202Z 251DEG 16KT 3292 8273

Special weather statement, Jul 22, 8:43 PM EDT, 1 hour 27 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
843 PM EDT MON JUL 22 2013

GAZ024-025-027-230115-
843 PM EDT MON JUL 22 2013

...SIGNIFICANT WEATHER ADVISORY FOR NICKEL SIZED HAIL AND 45 MPH
WINDS IN MADISON...BANKS AND JACKSON COUNTIES UNTIL 915 PM EDT...

AT 839 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER PEACH STATE SPEEDWAY...MOVING EAST AT 20
MPH.

THIS STORM HAS THE POTENTIAL TO PRODUCE NICKEL SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 45 MPH AS IT MOVES ACROSS
MADISON...BANKS AND JACKSON COUNTIES THROUGH 915 PM EDT. SOME
LOCATIONS IN THE PATH OF THIS STORM INCLUDE ARCADE...JEFFERSON...
PEACH STATE SPEEDWAY...APPLE VALLEY...NICHOLSON...COMMERCE...BANKS
CROSSING...SANFORD...FIVE POINTS...HARRISON...POCATALIGO...NEESE...
ILA AND DANIELSVILLE. HEAVY DOWNPOURS WILL CAUSE PONDING OF WATER ON
ROADWAYS.

&&

LAT...LON 3425 8333 3427 8330 3425 8325 3425 8319
      3425 8316 3426 8314 3426 8313 3410 8308
      3404 8361 3421 8366 3429 8336
TIME...MOT...LOC 0044Z 257DEG 18KT 3415 8352

Special weather statement, Jul 22, 8:54 PM EDT, 1 hour 16 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
854 PM EDT MON JUL 22 2013

GAZ023>025-230145-
854 PM EDT MON JUL 22 2013

...SIGNIFICANT WEATHER ADVISORY FOR DIME SIZED HAIL AND 40 MPH WINDS
IN BANKS...HALL AND JACKSON COUNTIES UNTIL 945 PM EDT...

AT 853 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS FROM MURRAYVILLE TO 7 MILES SOUTH OF
MAYSVILLE...MOVING NORTHEAST AT 15 MPH.

THESE STORMS HAVE THE POTENTIAL TO PRODUCE DIME SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 40 MPH AS THEY MOVE
ACROSS BANKS...HALL AND JACKSON COUNTIES THROUGH 945 PM EDT. SOME
LOCATIONS IN THE PATH OF THESE STORMS INCLUDE GAINESVILLE...
MURRAYVILLE...MAYSVILLE...GILLSVILLE...LULA...PINEFIELD CROSSROADS...
HOLLINGSWORTH...HOMER AND CLERMONT. HEAVY DOWNPOURS WILL CAUSE
PONDING OF WATER ON ROADWAYS.

&&

LAT...LON 3451 8366 3444 8362 3450 8353 3447 8340
      3444 8338 3431 8338 3419 8371 3428 8393
      3438 8398 3440 8397 3442 8398 3446 8393
      3446 8389 3448 8387 3451 8378
TIME...MOT...LOC 0055Z 237DEG 12KT 3438 8395 3430 8380
          3416 8353

Special weather statement, Jul 22, 9:28 PM EDT, 42 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
928 PM EDT MON JUL 22 2013

GAZ024-025-027-230215-
928 PM EDT MON JUL 22 2013

...SIGNIFICANT WEATHER ADVISORY FOR PEA SIZED HAIL AND 45 MPH WINDS
IN MADISON...BANKS AND JACKSON COUNTIES UNTIL 1015 PM EDT...

AT 926 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS FROM 11 MILES NORTHWEST OF PEACH STATE SPEEDWAY
TO COMMERCE...MOVING EAST AT 15 MPH.

THESE STORMS HAVE THE POTENTIAL TO PRODUCE PEA SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 45 MPH AS THEY MOVE
ACROSS MADISON...BANKS AND JACKSON COUNTIES THROUGH 1015 PM EDT. SOME
LOCATIONS IN THE PATH OF THESE STORMS INCLUDE APPLE VALLEY...
JEFFERSON...PEACH STATE SPEEDWAY...NICHOLSON...COMMERCE...BANKS
CROSSING...FIVE POINTS...POCATALIGO AND ILA. HEAVY DOWNPOURS WILL
CAUSE PONDING OF WATER ON ROADWAYS.

&&

LAT...LON 3425 8333 3427 8330 3425 8325 3425 8316
      3427 8314 3426 8312 3420 8308 3417 8309
      3416 8307 3415 8307 3410 8351 3413 8364
      3421 8366 3431 8337
TIME...MOT...LOC 0128Z 283DEG 15KT 3427 8370 3420 8346

Special weather statement, Jul 22, 9:40 PM EDT, 30 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
940 PM EDT MON JUL 22 2013

GAZ023>025-230215-
940 PM EDT MON JUL 22 2013

...SIGNIFICANT WEATHER ADVISORY FOR DIME SIZED HAIL AND 40 MPH WINDS
IN BANKS...HALL AND JACKSON COUNTIES UNTIL 1015 PM EDT...

AT 935 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES SOUTHWEST OF GILLSVILLE...MOVING EAST AT
20 MPH.

THIS STORM HAS THE POTENTIAL TO PRODUCE DIME SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 40 MPH AS IT MOVES ACROSS
BANKS...HALL AND JACKSON COUNTIES THROUGH 1015 PM EDT. SOME LOCATIONS
IN THE PATH OF THIS STORM INCLUDE GILLSVILLE...MAYSVILLE AND HOMER.
HEAVY DOWNPOURS WILL CAUSE PONDING OF WATER ON ROADWAYS.

&&

LAT...LON 3431 8338 3421 8366 3417 8365 3419 8374
      3426 8374 3434 8368 3439 8338
TIME...MOT...LOC 0141Z 284DEG 18KT 3423 8364

Special weather statement, Jul 22, 10:10 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1010 PM EDT MON JUL 22 2013

GAZ025-027-230245-
1010 PM EDT MON JUL 22 2013

...SIGNIFICANT WEATHER ADVISORY FOR HEAVY RAIN AND 40 MPH WINDS IN
MADISON AND JACKSON COUNTIES UNTIL 1045 PM EDT...

AT 1003 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS PRODUCING HEAVY RAIN FROM TALMO TO
POCATALIGO...MOVING SOUTHEAST AT 15 MPH.

RAINFALL AMOUNTS BETWEEN 1 AND 1.5 INCHES...WITH LOCALLY HIGHER
AMOUNTS CAN BE EXPECTED ACROSS MADISON AND JACKSON COUNTIES.IN
ADDITION...THESE STORMS HAVE THE POTENTIAL TO PRODUCE FREQUENT CLOUD
TO GROUND LIGHTNING AND WIND GUSTS TO 40 MPH. INCLUDING AREAS AROUND
POCATALIGO...COMMERCE... PENDERGRASS... TALMO...ILA...APPLE
VALLEY...PEACH STATE SPEEDWAY...HARRISON... JEFFERSON...
DANIELSVILLE...SANFORD...PAOLI...DIAMOND HILL...NEESE AND COMER.
DRIVERS SHOULD USE CAUTION AS INTENSE RAINFALL WILL REDUCE
VISIBILITIES. PONDING OF WATER ON ROADWAYS IS ALSO LIKELY.

&&

LAT...LON 3427 8311 3423 8307 3417 8309 3415 8305
      3409 8302 3402 8332 3418 8375 3422 8370
      3419 8356 3422 8342 3420 8341 3423 8335
      3426 8321 3425 8316
TIME...MOT...LOC 0208Z 294DEG 14KT 3420 8365 3415 8345
          3418 8327

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 22, 8:43 PM EDT	Special Weather Statement	FFC	Jackson, Madison	32 min
Jul 22, 8:47 PM EDT	Severe Thunderstorm Warning	FFC	Banks, Jackson, Madison	43 min
Jul 22, 8:54 PM EDT	Special Weather Statement	FFC	Banks, Hall	51 min
Jul 22, 9:11 PM EDT	Severe Thunderstorm Warning	FFC	Banks, Hall, Jackson	34 min
Jul 22, 9:28 PM EDT	Special Weather Statement	FFC	Jackson	47 min
Jul 22, 9:40 PM EDT	Special Weather Statement	FFC	Banks	35 min
Jul 22, 10:19 PM EDT	Flash Flood Warning	FFC	Banks, Jackson, Madison	6 hr
Jul 23, 5:13 PM EDT	Special Weather Statement	FFC	Chattahoochee, Marion	32 min
Jul 23, 5:35 PM EDT	Special Weather Statement	FFC	Webster	25 min
Jul 23, 5:38 PM EDT	Special Weather Statement	FFC	Chattahoochee	37 min
Jul 23, 6:04 PM EDT	Special Weather Statement	FFC	Sumter, Webster	26 min
Jul 23, 6:07 PM EDT	Special Weather Statement	FFC	Taylor	23 min
Jul 23, 6:27 PM EDT	Special Weather Statement	FFC	Dooly, Schley	33 min
Jul 23, 6:52 PM EDT	Special Weather Statement	FFC	Crisp, Wilcox	23 min

Nearby

Special Weather Statements in Georgia, 2013 Every special weather statement in 2013

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.