Alert archive / Georgia / Special Weather Statements in 2011
Special Weather Statement, NWS Atlanta, GA
NWS Atlanta, GA issued this special weather statement at Aug 8, 2011, 3:28 PM EDT for Coweta County, Georgia. It was in force for 32 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 8, 2011, 3:28 PM EDT (19:28 UTC)
- Expired
- Aug 8, 2011, 4:00 PM EDT
- In force
- 32 min
- Issued by
- NWS Atlanta, GA
County Coweta County, GA
The radar
The Atlanta radar (KFFC), 11 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 16 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.
- Mixed-layer CAPE
- 940 J/kg
- Mixed-layer CIN
- -128 J/kg
- Mixed-layer LCL
- 1139 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>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 8, 1:51 PM EDT, 1 hour 37 minutes earlier.
Area forecast discussion, Aug 8, 1:51 PM EDT, 1 hour 37 minutes before
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</html>Hazardous weather outlook, Aug 8, 5:33 AM EDT, 9 hours 55 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PEACHTREE CITY GA 533 AM EDT MON AUG 8 2011 GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086- 089>098-102>113-090945- 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- 533 AM EDT MON AUG 8 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL GEORGIA. .DAY ONE...TODAY AND TONIGHT HEAT ADVISORY IS IN EFFECT FOR PORTIONS OF CENTRAL AND EASTERN GEORGIA. SCATTERED THUNDERSTORMS ARE POSSIBLE TODAY ACROSS NORTH AND CENTRAL GEORGIA. .SYNOPSIS... WEAK SURFACE TROUGH REMAINS IN PLACE ACROSS NORTH CENTRAL GEORGIA...AND THE COMBINATION OF THIS BOUNDARY AND OUTFLOW BOUNDARIES ASSOCIATED WITH SUNDAY NIGHT ACTIVITY WILL PROVIDE A FOCUS FOR THUNDERSTORM DEVELOPMENT TODAY. .PRIMARY HAZARDS... THE PRIMARY HAZARD WILL BE HEAT INDEX VALUES OF 105 TO 110 THIS AFTERNOON AND EVENING ACROSS PORTIONS OF CENTRAL AND EASTERN GEORGIA. FOR MORE INFORMATION...PLEASE REFER TO THE LATEST HEAT ADVISORY. THE PRIMARY HAZARDS IN THUNDERSTORMS WILL BE GUSTY WINDS...CLOUD TO GROUND LIGHTNING...AND HEAVY RAINFALL. .DISCUSSION... HIGH PRESSURE RIDGE ALOFT CONTINUES TO DOMINATE THE REGION...RESULTING IN HOT TEMPERATURES ACROSS THE AREA. LOCATIONS ALONG AND SOUTH OF A LINE FROM COLUMBUS...TO MACON...TO ATHENS CAN EXPECT TO SEE ANOTHER DAY WITH AFTERNOON AND EVENING HEAT INDEX VALUES BETWEEN 105 AND 110. IN ADDITION TO THE RIDGE OF HIGH PRESSURE...THE WEAK SURFACE TROUGH REMAINS IN SITUATED ACROSS NORTH CENTRAL GEORGIA. THIS TROUGH...IN COMBINATION WITH OUTFLOW BOUNDARIES FROM SUNDAY NIGHTS ACTIVITY...WILL PRODUCE SCATTERED THUNDERSTORMS. MODERATE INSTABILITY IS EXPECTED TODAY WITH MODELED CAPE BETWEEN 1500 AND 2500 J/KG...AND LIFTED INDEX VALUES BETWEEN -2 AND -4. HIGHEST THUNDERSTORM POTENTIAL IS GENERALLY ACROSS CENTRAL GEORGIA...ALONG AND SOUTH OF A LINE FROM COLUMBUS TO MACON TO AUGUSTA. DEVELOPING STORMS ARE EXPECTED TO REMAIN BELOW SEVERE LIMITS. WITH PRECIPITABLE WATER VALUES AROUND 2 INCHES...HEAVY RAIN CAN BE EXPECTED AND COULD RESULT IN PONDING ON ROADWAYS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THERE IS A CHANCE OF THUNDERSTORMS EACH DAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED THROUGH TONIGHT.
In the hours before
Special weather statement, Aug 8, 2:56 PM EDT, 32 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
256 PM EDT MON AUG 8 2011
GAZ008-009-016-081945-
256 PM EDT MON AUG 8 2011
...SIGNIFICANT WEATHER ADVISORY FOR OCCASIONAL LIGHTING AND 40 MPH
WINDS IN PARTS OF WHITE...UNION AND TOWNS COUNTIES UNTIL 345 PM
EDT...
AT 255 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
CLUSTER OF STRONG THUNDERSTORMS THAT STRETCHED FROM NEAR ALEXANDERS
MILL TO NEAR QUALATCHEE LAKE. THESE STORMS WERE MOVING EAST AT 25
MPH.
WIND GUSTS OF 35 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING AND
BRIEF HEAVY RAIN ARE LIKELY AS THESE STORMS MOVE ACROSS WHITE...
UNION AND TOWNS COUNTIES THROUGH 345 PM EDT. SOME LOCATIONS IN THE
PATH OF THESE STORMS INCLUDE WHITLEY GAP SHELTER...QUALATCHEE
LAKE...CAMP COLEMAN LAKE...YOUNG HARRIS...ALEXANDERS MILL...VOGEL
STATE PARK...BLAIRSVILLE...TRACK ROCK...GUMLOG...LOW GAP SHELTER...
SMITHGALL WOODS CONSERVATION AREA...CLEVELAND...BRASSTOWN BALD...
ROBERTSTOWN AND HIAWASSEE.
BRIEF HEAVY DOWNPOURS COULD ALSO CAUSE PONDING OF WATER ON LOW-LYING
FLOOD PRONE ROADWAYS.
&&
LAT...LON 3500 8355 3495 8354 3493 8359 3488 8365
3482 8365 3480 8367 3475 8362 3465 8365
3456 8361 3458 8383 3468 8388 3472 8385
3474 8391 3486 8396 3499 8393
TIME...MOT...LOC 1853Z 284DEG 23KT 3499 8381 3484 8385
3461 8376Special weather statement, Aug 8, 3:28 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
328 PM EDT MON AUG 8 2011
GAZ053-082000-
328 PM EDT MON AUG 8 2011
...SIGNIFICANT WEATHER ADVISORY FOR WIND GUSTS TO 40 MPH...FREQUENT
LIGHTNING AND BRIEF HEAVY RAIN IN COWETA COUNTY UNTIL 400 PM EDT...
AT 327 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER NEWNAN...AND MOVING EAST AT 25 MPH.
THIS STORM HAS THE POTENTIAL TO PRODUCE BRIEF HEAVY RAIN... FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 40 MPH AS IT MOVES
ACROSS COWETA COUNTY THROUGH 400 PM EDT. SOME LOCATIONS IN THE PATH
OF THIS STORM INCLUDE MADRAS...MORELAND...NEWNAN...THOMAS
CROSSROADS... SHARPSBURG...TURIN...HARALSON AND SENOIA.
BRIEF HEAVY DOWNPOURS COULD ALSO CAUSE PONDING OF WATER ON LOW LYING
ROADWAYS.
&&
LAT...LON 3346 8481 3342 8462 3336 8459 3333 8452
3326 8450 3325 8451 3322 8450 3322 8465
3323 8466 3323 8469 3329 8487 3331 8488
TIME...MOT...LOC 1927Z 289DEG 24KT 3335 8473The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 8:14 PM EDT | Special Weather Statement | FFC | Clarke, Oconee, Walton | 31 min |
| Aug 7, 10:25 PM EDT | Special Weather Statement | FFC | Towns, Union | 35 min |
| Aug 7, 11:14 PM EDT | Special Weather Statement | FFC | Catoosa, Dade | 31 min |
| Aug 7, 11:45 PM EDT | Special Weather Statement | FFC | Catoosa, Dade, Walker | 30 min |
| Aug 8, 12:23 AM EDT | Special Weather Statement | FFC | Chattooga, Walker | 37 min |
| Aug 8, 12:49 AM EDT | Special Weather Statement | FFC | Fannin | 26 min |
| Aug 8, 1:10 AM EDT | Special Weather Statement | FFC | Fannin | 50 min |
| Aug 8, 2:15 AM EDT | Special Weather Statement | FFC | Lumpkin | 30 min |
| Aug 8, 2:56 PM EDT | Special Weather Statement | FFC | Towns, White | 49 min |
| Aug 8, 4:09 PM EDT | Special Weather Statement | FFC | Meriwether, Pike | 36 min |
| Aug 8, 4:44 PM EDT | Special Weather Statement | FFC | Lamar, Pike, Spalding | 46 min |
| Aug 8, 5:25 PM EDT | Special Weather Statement | FFC | Dade, Walker | 35 min |
| Aug 8, 5:34 PM EDT | Special Weather Statement | FFC | Pickens | 41 min |
| Aug 8, 5:37 PM EDT | Special Weather Statement | FFC | Hall | 38 min |
| Aug 8, 5:53 PM EDT | Special Weather Statement | FFC | Dade, Walker | 52 min |
| Aug 8, 6:02 PM EDT | Special Weather Statement | FFC | Harris | 28 min |
| Aug 8, 6:06 PM EDT | Special Weather Statement | FFC | Bibb, Jones, Twiggs | 24 min |
| Aug 8, 6:10 PM EDT | Special Weather Statement | FFC | Cherokee, Pickens | 50 min |
| Aug 8, 6:12 PM EDT | Special Weather Statement | FFC | Laurens | 33 min |
| Aug 8, 6:19 PM EDT | Severe Thunderstorm Warning | FFC | Jones, Twiggs, Wilkinson | 26 min |
| Aug 8, 6:26 PM EDT | Special Weather Statement | FFC | Dodge, Pulaski | 34 min |
| Aug 8, 6:28 PM EDT | Special Weather Statement | FFC | Gordon | 47 min |
| Aug 8, 6:30 PM EDT | Special Weather Statement | FFC | Wilkinson | 30 min |
| Aug 8, 6:38 PM EDT | Severe Thunderstorm Warning | FFC | Bartow, Cherokee, Gordon, Pickens | 37 min |
| Aug 8, 6:39 PM EDT | Severe Thunderstorm Warning | FFC | Bibb, Jones, Twiggs, Wilkinson | 36 min |
| Aug 8, 6:42 PM EDT | Special Weather Statement | FFC | Treutlen | 33 min |
| Aug 8, 6:49 PM EDT | Special Weather Statement | FFC | Houston | 26 min |
| Aug 8, 6:54 PM EDT | Special Weather Statement | FFC | Chattahoochee, Macon, Marion, Muscogee, Schley | 36 min |
| Aug 8, 7:02 PM EDT | Special Weather Statement | FFC | Bleckley | 28 min |
| Aug 8, 7:08 PM EDT | Special Weather Statement | FFC | Heard | 52 min |
| Aug 8, 7:11 PM EDT | Special Weather Statement | FFC | Pickens | 34 min |
| Aug 8, 7:12 PM EDT | Special Weather Statement | FFC | Wilkinson | 33 min |
| Aug 8, 7:15 PM EDT | Special Weather Statement | FFC | Montgomery, Treutlen | 30 min |
| Aug 8, 7:18 PM EDT | Special Weather Statement | FFC | Bleckley, Dooly, Pulaski | 27 min |
| Aug 8, 7:23 PM EDT | Special Weather Statement | FFC | Taliaferro | 37 min |
| Aug 8, 7:27 PM EDT | Special Weather Statement | FFC | Chattahoochee, Marion, Schley, Stewart, Sumter, Webster | 63 min |
| Aug 8, 7:41 PM EDT | Special Weather Statement | FFC | Crisp, Dodge, Dooly, Laurens, Pulaski, Telfair and 1 more | 34 min |
| Aug 8, 7:42 PM EDT | Special Weather Statement | FFC | DeKalb, Fulton | 33 min |
| Aug 8, 7:44 PM EDT | Special Weather Statement | FFC | Emanuel, Jefferson, Johnson, Montgomery, Treutlen, Washington | 31 min |
| Aug 8, 7:48 PM EDT | Special Weather Statement | FFC | Toombs | 27 min |
| Aug 8, 7:58 PM EDT | Special Weather Statement | FFC | Glascock, Warren | 32 min |
Nearby
Special Weather Statements in Georgia, 2011Every special weather statement in 2011
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.