Alert archive / Georgia / Special Weather Statements in 2015
Special Weather Statement, NWS Atlanta, GA
NWS Atlanta, GA issued this special weather statement at Aug 23, 2015, 1:09 AM EDT for Oconee County, Georgia. It was in force for 36 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, 2015, 1:09 AM EDT (05:09 UTC)
- Expired
- Aug 23, 2015, 1:45 AM EDT
- In force
- 36 min
- Issued by
- NWS Atlanta, GA
County Oconee County, GA
The radar
The Atlanta radar (KFFC), 118 km from the middle of the area, began a volume at 05:10 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, 5.2 hours before the alert went out and 112 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
- 962 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 1418 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.5
The text
As transmitted, in the capitals the NWS used until 2016.
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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 22, 9:50 PM EDT, 3 hours 19 minutes earlier.
Area forecast discussion, Aug 22, 9:50 PM EDT, 3 hours 19 minutes before
AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE PEACHTREE CITY GA 950 PM EDT SAT AUG 22 2015 .UPDATE... UPPER SHORT WAVE MOVING INTO THE TN VALLEY OVERNIGHT SHOULD HELP KEEP SOME CONVECTION GOING THROUGH THE NIGHT...WITH THE FAVORED AREA ACROSS FAR NORTH GA. HAVE RAISED POPS FROM ATLANTA TO ATHENS NORTH FOR A FEW HOURS BASED ON CURRENT RADAR. 41 .PREVIOUS .SHORT TERM /TONIGHT THROUGH SUNDAY NIGHT/... LATEST SURFACE ANALYSIS STILL SHOWS THE REMNANTS OF AN OLD FRONTAL BOUNDARY NEAR A LA GRANGE TO MILLEDGEVILLE LINE...WHERE DEWPOINTS NORTH OF THE BOUNDARY ARE MOSTLY IN THE UPPER 60S TO LOWER 70S... AND MID TO UPPER 70S SOUTH. IN THE UPPER LEVELS...A STRONG RIDGE OF HIGH PRESSURE WAS ANCHORED OVER THE NORTHEAST GULF REGION AND PROVIDING AN ACTIVE WESTERLY FLOW ACROSS THE FORECAST AREA. THE SHORT RANGE MODELS REMAIN IN GOOD AGREEMENT AND SHOW A SERIES OF DISTURBANCES EMBEDDED IN THIS WESTERLY FLOW TRAVERSING THE FORECAST AREA FROM THIS AFTERNOON THROUGH SUNDAY AFTERNOON AND EVENING. THIS COUPLED WITH WEAK WIND SHEAR AND MODEST CAPE VALUES IN THE 1500-2500 J/KG RANGE SUGGEST MOST STORMS WILL REMAIN BELOW SEVERE LIMITS TONIGHT THROUGH SUNDAY NIGHT. HOWEVER...MODEL SOUNDINGS ARE SHOWING SOME MID LEVEL DRY AIR THAT COULD SUPPORT STRONG DOWNDRAFTS...INDICATING THE POTENTIAL FOR A FEW STRONG TO POTENTIALLY DAMAGING WIND GUSTS IF AFTERNOON STORMS CAN GET STRONG ENOUGH OTHERWISE... A MAV AND MET BLEND WITH A LEAN TOWARD PERSISTENCE LOOKED REASONABLE FOR TEMPS AND POPS THROUGH THE SHORT TERM. 16 .LONG TERM /MONDAY THROUGH SATURDAY/... MAINLY ONLY TWEAKS TO THE LONG TERM BASED ON THE LASTEST GUIDANCE. BDL PREVIOUS DISCUSSION... THE EXTENDED FORECAST START OFF WITH WEAKENING SHORTWAVE MOVING SOUTH THROUGH THE AREA AS THE NEXT FRONTAL SYSTEM APPROACHES NW GA. THIS FRONT MOVES INTO N GA MONDAY MORNING BUT THERE IS NOT MUCH MOISTURE ASSOCIATED WITH IT. THIS BOUNDARY WILL ACT AS A CATALYST FOR STORMS TO DEVELOP ACROSS THE AREA MONDAY BUT DRIER AIR MOVES IN RIGHT BEHIND IT MONDAY AFTERNOON AND EVENING. THIS DRIER AIR IS EXPECTED TO STAY ACROSS THE REGION THROUGH FRIDAY. THE FRONT DOES STALL ACROSS NORTHERN FL WED AND THU BEFORE MOVING EAST OUT INTO THE ATLANTIC FRIDAY. WITH THIS FRONT STALLING IT DOES HELP INCREASE MOISTURE ACROSS EASTERN PORTIONS OF THE STATE THU AND FRIDAY BUT SHOULD JUST SEE MAINLY INCREASED CLOUD COVER. TEMPS REMAIN IN THE 80S TO MID 90S THROUGH THE EXTENDED. 01 && .AVIATION... 00Z UPDATE... WITH AN UPPER SHORT WAVE EXPECTED TO MOVE INTO THE TN VALLEY OVERNIGHT THERE MAY BE ISOLATED SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT. WILL HAVE TO WAIT AND SEE IF THEY WILL AFFECT THE TAF SITES. SOME MVFR POSSIBLE TOWARD MORNING WITH GRADUAL IMPROVEMENT. WINDS LIGHT AND VARIABLE OVERNIGHT BECOMING NORTHWEST 5 TO 8KT AFTER 14Z. //ATL CONFIDENCE...00Z UPDATE... MEDIUM ON ALL ELEMENTS. 41 && .PRELIMINARY POINT TEMPS/POPS... ATHENS 71 88 71 92 / 30 30 10 30 ATLANTA 72 88 73 89 / 30 30 10 30 BLAIRSVILLE 65 83 66 83 / 40 30 10 20 CARTERSVILLE 70 88 70 88 / 30 30 10 20 COLUMBUS 75 91 74 93 / 30 20 10 30 GAINESVILLE 71 86 72 88 / 40 30 10 20 MACON 73 91 73 93 / 30 30 10 30 ROME 70 89 71 88 / 30 20 10 20 PEACHTREE CITY 71 89 71 90 / 30 30 10 30 VIDALIA 74 91 73 94 / 30 40 20 30 && .FFC WATCHES/WARNINGS/ADVISORIES... NONE. && SHORT TERM...41 LONG TERM....BDL AVIATION...41
Hazardous weather outlook, Aug 23, 12:41 AM EDT, 28 minutes before
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Special weather statement, Aug 23, 12:15 AM EDT, 54 minutes before
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</html>Special weather statement, Aug 23, 1:09 AM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 22, 9:52 PM EDT | Special Weather Statement | FFC | Forsyth | 38 min |
| Aug 22, 10:08 PM EDT | Special Weather Statement | FFC | Forsyth | 37 min |
| Aug 22, 10:16 PM EDT | Special Weather Statement | FFC | Chattooga | 44 min |
| Aug 22, 10:39 PM EDT | Special Weather Statement | FFC | Forsyth | 36 min |
| Aug 22, 10:46 PM EDT | Special Weather Statement | FFC | Floyd | 44 min |
| Aug 22, 11:00 PM EDT | Special Weather Statement | FFC | Pickens | 45 min |
| Aug 22, 11:09 PM EDT | Special Weather Statement | FFC | Forsyth, Gwinnett | 36 min |
| Aug 22, 11:18 PM EDT | Special Weather Statement | FFC | White | 42 min |
| Aug 22, 11:22 PM EDT | Special Weather Statement | FFC | Floyd | 38 min |
| Aug 22, 11:35 PM EDT | Special Weather Statement | FFC | Hall | 40 min |
| Aug 22, 11:38 PM EDT | Special Weather Statement | FFC | Barrow, Walton | 37 min |
| Aug 22, 11:49 PM EDT | Special Weather Statement | FFC | Forsyth | 41 min |
| Aug 22, 11:59 PM EDT | Special Weather Statement | FFC | Bartow | 31 min |
| Aug 23, 12:06 AM EDT | Special Weather Statement | FFC | White | 24 min |
| Aug 23, 12:13 AM EDT | Special Weather Statement | FFC | Jackson | 32 min |
| Aug 23, 12:15 AM EDT | Special Weather Statement | FFC | Oconee, Walton | 45 min |
| Aug 23, 12:22 AM EDT | Special Weather Statement | FFC | Gwinnett | 38 min |
| Aug 23, 12:27 AM EDT | Special Weather Statement | FFC | Banks | 33 min |
| Aug 23, 12:29 AM EDT | Special Weather Statement | FFC | Forsyth, Hall | 31 min |
| Aug 23, 1:01 AM EDT | Special Weather Statement | FFC | DeKalb, Rockdale, Walton | 29 min |
| Aug 23, 1:30 AM EDT | Special Weather Statement | FFC | Morgan, Rockdale, Walton | 30 min |
| Aug 23, 1:54 AM EDT | Flash Flood Warning | FFC | Walton | 4 hr |
| Aug 23, 1:57 AM EDT | Special Weather Statement | FFC | Morgan, Oconee, Walton | 33 min |
| Aug 23, 2:41 AM EDT | Special Weather Statement | FFC | Greene | 34 min |
| Aug 23, 3:20 AM EDT | Special Weather Statement | FFC | Greene, Taliaferro, Warren, Wilkes | 40 min |
| Aug 23, 4:15 AM EDT | River Flood Warning | FFC | Forsyth | 7 days |
| Aug 23, 5:44 AM EDT | Special Weather Statement | FFC | Haralson, Polk | 31 min |
| Aug 23, 6:07 AM EDT | Special Weather Statement | FFC | Troup | 23 min |
| Aug 23, 6:14 AM EDT | River Flood Warning | FFC | Gwinnett, Walton | 7 days |
| Aug 23, 6:23 AM EDT | Special Weather Statement | FFC | Heard | 37 min |
| Aug 23, 6:44 AM EDT | Special Weather Statement | FFC | Coweta | 31 min |
| Aug 23, 6:59 AM EDT | Special Weather Statement | FFC | Carroll, Haralson, Polk | 31 min |
| Aug 23, 7:15 AM EDT | Special Weather Statement | FFC | Douglas | 30 min |
| Aug 23, 7:21 AM EDT | Special Weather Statement | FFC | Paulding | 39 min |
| Aug 23, 7:44 AM EDT | Special Weather Statement | FFC | Douglas, Fulton | 31 min |
| Aug 23, 7:56 AM EDT | Special Weather Statement | FFC | Carroll, Heard | 49 min |
| Aug 23, 8:12 AM EDT | Special Weather Statement | FFC | Clayton, Cobb, Fayette, Fulton | 33 min |
| Aug 23, 8:37 AM EDT | Special Weather Statement | FFC | DeKalb, Henry | 23 min |
| Aug 23, 8:41 AM EDT | Special Weather Statement | FFC | Carroll, Coweta, Heard, Meriwether, Troup | 49 min |
| Aug 23, 8:53 AM EDT | Special Weather Statement | FFC | Fayette | 37 min |
| Aug 23, 8:55 AM EDT | River Flood Warning | FFC | Forsyth, Fulton | 33 hr |
| Aug 23, 9:02 AM EDT | Special Weather Statement | FFC | Lamar, Upson | 28 min |
| Aug 23, 9:07 AM EDT | Special Weather Statement | FFC | Dawson, Forsyth, Gwinnett, Henry, Lumpkin, Rockdale | 38 min |
| Aug 23, 9:26 AM EDT | Special Weather Statement | FFC | Crawford, Lamar, Monroe, Taylor | 49 min |
| Aug 23, 9:43 AM EDT | Special Weather Statement | FFC | Banks, Barrow, Butts, Clarke, Clayton, DeKalb and 12 more | 47 min |
| Aug 23, 10:03 AM EDT | Special Weather Statement | FFC | Crawford, Macon, Peach | 42 min |
| Aug 23, 10:18 AM EDT | Severe Thunderstorm Warning | FFC | Bibb, Crawford, Houston, Macon, Peach | 42 min |
| Aug 23, 10:26 AM EDT | Special Weather Statement | FFC | Baldwin, Clarke, Greene, Jackson, Jasper, Jones and 5 more | 49 min |
| Aug 23, 10:37 AM EDT | Severe Thunderstorm Warning | FFC | Bibb, Houston, Jones, Peach, Twiggs | 53 min |
| Aug 23, 11:05 AM EDT | Severe Thunderstorm Warning | FFC | Baldwin, Bibb, Bleckley, Houston, Jones, Pulaski and 2 more | 40 min |
| Aug 23, 11:12 AM EDT | Special Weather Statement | FFC | Baldwin, Greene, Hancock, Oconee, Putnam | 48 min |
| Aug 23, 11:21 AM EDT | Special Weather Statement | FFC | Dooly | 39 min |
| Aug 23, 11:41 AM EDT | Special Weather Statement | FFC | Bleckley, Laurens, Wilkinson | 49 min |
| Aug 23, 11:52 AM EDT | Special Weather Statement | FFC | Glascock, Taliaferro, Warren, Wilkes | 38 min |
| Aug 23, 12:03 PM EDT | River Flood Warning | FFC | Gwinnett | 9 hr |
| Aug 23, 12:03 PM EDT | Special Weather Statement | FFC | Dodge, Pulaski | 42 min |
| Aug 23, 12:15 PM EDT | Special Weather Statement | FFC | Emanuel, Jefferson, Johnson, Treutlen, Washington | 60 min |
| Aug 23, 12:34 PM EDT | Special Weather Statement | FFC | Glascock, Warren | 41 min |
| Aug 23, 12:44 PM EDT | Severe Thunderstorm Warning | FFC | Emanuel, Jefferson, Johnson, Washington | 46 min |
| Aug 23, 12:49 PM EDT | Special Weather Statement | FFC | Dodge, Montgomery, Telfair, Wheeler, Wilcox | 41 min |
| Aug 23, 1:30 PM EDT | Special Weather Statement | FFC | Emanuel, Montgomery, Telfair, Toombs, Treutlen, Wheeler | 45 min |
| Aug 23, 2:21 PM EDT | Special Weather Statement | FFC | Toombs | 24 min |
| Aug 23, 3:18 PM EDT | Special Weather Statement | FFC | Crisp | 42 min |
Nearby
Special Weather Statements in Georgia, 2015Every 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.