Alert archive / Georgia / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 373, NWS Atlanta, GA

August 17, 2007Emanuel County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Aug 17, 2007, 7:06 PM EDT for Emanuel County, Georgia. It was in force for 39 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Aug 17, 2007, 7:06 PM EDT (23:06 UTC)
Expired: Aug 17, 2007, 7:45 PM EDT
In force: 39 min
Issued by: NWS Atlanta, GA
Area: Counties, with a storm outline in the text

County Emanuel County, GA

The radar

The Robins AFB radar (KJGX), 86 km from the middle of the area, began a volume at 23:07 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.

What was reported inside it

Time	Report	Where	Remark
Aug 17, 7:20 PM EDT	TSTM WND DMG	Swainsboro, GA	MULTIPLE TREES BLOWN DOWN.
Aug 17, 7:35 PM EDT	TSTM WND GST 60	1 E Swainsboro, GA
Aug 17, 7:50 PM EDT	TSTM WND GST 60	1 E Swainsboro, GA	WINDS GUSTS CONTINUED VERY STRONG OR STRONGER AFTER FIRST REPORT AT 735 PM.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.1 hours before the alert went out and 211 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: 297 J/kg
Mixed-layer CIN: -216 J/kg
Mixed-layer LCL: 1660 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 96 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.

000 
WUUS52 KFFC 172306
SVRFFC
GAC107-172345-
/O.NEW.KFFC.SV.W.0373.070817T2306Z-070817T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
706 PM EDT FRI AUG 17 2007

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EMANUEL COUNTY IN EAST CENTRAL GEORGIA

* UNTIL 745 PM EDT

* AT 703 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING NICKEL SIZED
  HAIL...AND DESTRUCTIVE WINDS UP TO 70 MPH.  THESE STORMS WERE
  LOCATED ALONG A LINE EXTENDING FROM 6 MILES SOUTHWEST OF BLUNDALE
  TO BLUNDALE TO 6 MILES NORTHEAST OF MODOC...MOVING SOUTH AT 15 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  SWAINSBORO...COVENA...LEXSY AND STILLMORE.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.

LAT...LON 3257 8260 3264 8250 3268 8251 3282 8238
      3280 8216 3253 8215 3241 8223 3245 8244
      3249 8263 3253 8259

$$

1 follow-up statement

000 
WWUS52 KFFC 172331
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
730 PM EDT FRI AUG 17 2007

GAC107-172345-
/O.CON.KFFC.SV.W.0373.000000T0000Z-070817T2345Z/
EMANUEL GA-
730 PM EDT FRI AUG 17 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR EMANUEL COUNTY...

AT 730 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS. THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM NORRISTWON TO SWAINSBORO TO TWIN 
CITY...AND MOVING SOUTH AT 25 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
COVENA...NUNEZ...STILLMORE AND LEXSY.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.

LAT...LON 3257 8260 3264 8250 3268 8251 3282 8238
      3280 8216 3253 8215 3241 8223 3245 8244
      3249 8263 3253 8259

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 17, 4:35 AM EDT	Heat Advisory	FFC	Baldwin, Bibb, Bleckley, Chattahoochee, Crawford, Crisp and 38 more	14 hr
Aug 17, 3:28 PM EDT	Severe Thunderstorm Warning	FFC	Paulding	32 min
Aug 17, 3:34 PM EDT	Severe Thunderstorm Warning	FFC	Walton	41 min
Aug 17, 4:01 PM EDT	Severe Thunderstorm Warning	FFC	Cobb, Paulding	29 min
Aug 17, 4:02 PM EDT	Severe Thunderstorm Warning	FFC	Houston	43 min
Aug 17, 4:02 PM EDT	Severe Thunderstorm Warning	FFC	Haralson	28 min
Aug 17, 4:06 PM EDT	Severe Thunderstorm Warning	FFC	Bibb	39 min
Aug 17, 4:12 PM EDT	Severe Thunderstorm Warning	FFC	Walton	48 min
Aug 17, 4:15 PM EDT	Severe Thunderstorm Warning	FFC	Twiggs	30 min
Aug 17, 4:33 PM EDT	Severe Thunderstorm Warning	FFC	Morgan	30 min
Aug 17, 4:40 PM EDT	Severe Thunderstorm Warning	FFC	Heard	35 min
Aug 17, 4:52 PM EDT	Severe Thunderstorm Warning	FFC	Greene	38 min
Aug 17, 4:56 PM EDT	Severe Thunderstorm Warning	FFC	Coweta	34 min
Aug 17, 5:06 PM EDT	Severe Thunderstorm Warning	FFC	Bartow	24 min
Aug 17, 5:09 PM EDT	Severe Thunderstorm Warning	FFC	Floyd	36 min
Aug 17, 5:10 PM EDT	Severe Thunderstorm Warning	FFC	Heard, Troup	35 min
Aug 17, 5:12 PM EDT	Severe Thunderstorm Warning	FFC	Cherokee, Cobb, Fulton	33 min
Aug 17, 5:14 PM EDT	Severe Thunderstorm Warning	FFC	Meriwether	31 min
Aug 17, 5:17 PM EDT	Severe Thunderstorm Warning	FFC	Rockdale	28 min
Aug 17, 5:27 PM EDT	Severe Thunderstorm Warning	FFC	DeKalb	33 min
Aug 17, 5:33 PM EDT	Severe Thunderstorm Warning	FFC	Laurens	27 min
Aug 17, 5:38 PM EDT	Severe Thunderstorm Warning	FFC	Sumter	52 min
Aug 17, 5:42 PM EDT	Severe Thunderstorm Warning	FFC	Harris, Troup	33 min
Aug 17, 5:44 PM EDT	Severe Thunderstorm Warning	FFC	Spalding	31 min
Aug 17, 5:45 PM EDT	Severe Thunderstorm Warning	FFC	Washington	45 min
Aug 17, 5:48 PM EDT	Severe Thunderstorm Warning	FFC	DeKalb	27 min
Aug 17, 5:50 PM EDT	Severe Thunderstorm Warning	FFC	Jefferson	40 min
Aug 17, 5:53 PM EDT	Severe Thunderstorm Warning	FFC	Crawford	52 min
Aug 17, 5:56 PM EDT	Severe Thunderstorm Warning	FFC	Bartow	34 min
Aug 17, 6:03 PM EDT	Severe Thunderstorm Warning	FFC	Floyd	27 min
Aug 17, 6:05 PM EDT	Severe Thunderstorm Warning	FFC	Pike	25 min
Aug 17, 6:13 PM EDT	Severe Thunderstorm Warning	FFC	Harris	32 min
Aug 17, 6:15 PM EDT	Severe Thunderstorm Warning	FFC	Webster	30 min
Aug 17, 6:26 PM EDT	Severe Thunderstorm Warning	FFC	DeKalb, Rockdale	34 min
Aug 17, 6:27 PM EDT	Severe Thunderstorm Warning	FFC	Johnson, Washington	48 min
Aug 17, 6:28 PM EDT	Severe Thunderstorm Warning	FFC	Meriwether	32 min
Aug 17, 6:31 PM EDT	Severe Thunderstorm Warning	FFC	Taylor	29 min
Aug 17, 6:36 PM EDT	Severe Thunderstorm Warning	FFC	Jefferson	39 min
Aug 17, 6:41 PM EDT	Severe Thunderstorm Warning	FFC	Harris, Muscogee	34 min
Aug 17, 6:45 PM EDT	Severe Thunderstorm Warning	FFC	Crawford	30 min
Aug 17, 6:54 PM EDT	Severe Thunderstorm Warning	FFC	Monroe	25 min
Aug 17, 7:11 PM EDT	Severe Thunderstorm Warning	FFC	Johnson	34 min
Aug 17, 7:18 PM EDT	Severe Thunderstorm Warning	FFC	Marion, Stewart, Webster	27 min
Aug 17, 7:41 PM EDT	Severe Thunderstorm Warning	FFC	Stewart	34 min
Aug 17, 7:43 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel	47 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2007 Every severe thunderstorm warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.