Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 35, NWS Atlanta, GA

March 26, 2011Coweta County, Heard County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Mar 26, 2011, 3:26 PM EDT for Coweta County, Heard County, Georgia. It was in force for 49 min. 9 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: Mar 26, 2011, 3:26 PM EDT (19:26 UTC)
Expired: Mar 26, 2011, 4:15 PM EDT
In force: 49 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Coweta County, GA, Heard County, GA

The radar

The Atlanta radar (KFFC), 23 km from the middle of the area, began a volume at 19:26 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
Mar 26, 3:50 PM EDT	FUNNEL CLOUD	Grantville, GA
Mar 26, 3:50 PM EDT	HAIL 1.75	Grantville, GA
Mar 26, 3:50 PM EDT	HAIL 1.75	Moreland, GA	HAIL LARGER THAN GOLF BALLS...WINDSHIELDS SHATTERED...CAR ACCIDENT ON HWY 29 NEAR THE INTERSTATE IN MORELAND.
Mar 26, 3:50 PM EDT	HAIL 4	Grantville, GA
Mar 26, 3:55 PM EDT	HAIL 2.75	Moreland, GA
Mar 26, 3:55 PM EDT	HAIL 4.25	9 W Senoia, GA
Mar 26, 4:00 PM EDT	TSTM WND DMG	Moreland, GA	SEVERAL POWERLINES DOWN.
Mar 26, 4:00 PM EDT	HAIL 1.75	Moreland, GA	HAIL DAMAGE TO CARS.
Mar 26, 4:00 PM EDT	HAIL 2.75	Moreland, GA	BUSTING WINDSHIELDS.

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 26, 1:15 PM EDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 7.4 hours before the alert went out and 30 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 736 m above ground
0-6 km bulk shear: 60 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 154 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.

446 
WUUS52 KFFC 261926
SVRFFC
GAC077-149-262015-
/O.NEW.KFFC.SV.W.0035.110326T1926Z-110326T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
326 PM EDT SAT MAR 26 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  COWETA COUNTY IN WEST CENTRAL GEORGIA
  HEARD COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 415 PM EDT

* AT 321 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH.  THIS STORM WAS LOCATED NEAR
  FRANKLIN...MOVING EAST AT 50 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CORINTH...GRANTVILLE...NEWNAN...MORELAND...SHARPSBURG...TURIN AND
  SENOIA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DOPPLER RADAR HAS INDICATED ROTATION WITHIN THIS STORM. ALTHOUGH
CURRENT DATA DOES NOT INDICATE THE EXISTENCE OF A TORNADO...A TORNADO
MAY STILL DEVELOP. IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO
A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR
SMALL INTERIOR ROOM.

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SATURDAY EVENING
FOR NORTHWESTERN GEORGIA.

&&

LAT...LON 3349 8463 3341 8462 3338 8459 3324 8452
      3322 8486 3323 8493 3321 8498 3320 8516
      3337 8521
TIME...MOT...LOC 1926Z 256DEG 43KT 3327 8505

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 26, 9:25 AM EDT	River Flood Warning	FFC	Dade	39 hr
Mar 26, 10:02 AM EDT	Flash Flood Warning	FFC	Floyd, Gordon	4 hr
Mar 26, 2:21 PM EDT	Severe Thunderstorm Warning	FFC	Dodge, Telfair, Wheeler	39 min
Mar 26, 2:42 PM EDT	Severe Thunderstorm Warning	FFC	Dodge, Laurens, Treutlen	48 min
Mar 26, 2:46 PM EDT	Tornado Warning	FFC	Harris, Troup	29 min
Mar 26, 3:10 PM EDT	Tornado Warning	FFC	Harris, Meriwether, Talbot	35 min
Mar 26, 3:20 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel, Treutlen	40 min
Mar 26, 3:38 PM EDT	Severe Thunderstorm Warning	FFC	Meriwether, Talbot, Upson	52 min
Mar 26, 3:44 PM EDT	Tornado Warning	FFC	Meriwether, Talbot, Upson	46 min
Mar 26, 3:46 PM EDT	Tornado Warning	FFC	Coweta, Meriwether	44 min
Mar 26, 4:01 PM EDT	Tornado Warning	FFC	Fayette, Spalding	44 min
Mar 26, 4:11 PM EDT	Severe Thunderstorm Warning	FFC	Bibb, Crawford, Monroe	64 min
Mar 26, 4:32 PM EDT	Severe Thunderstorm Warning	FFC	Coweta, Fayette	31 min
Mar 26, 4:41 PM EDT	Severe Thunderstorm Warning	FFC	Butts, Lamar, Monroe, Spalding	49 min
Mar 26, 4:44 PM EDT	Tornado Warning	FFC	Bibb, Crawford, Monroe	46 min
Mar 26, 4:51 PM EDT	Severe Thunderstorm Warning	FFC	Harris, Troup	39 min
Mar 26, 5:01 PM EDT	Severe Thunderstorm Warning	FFC	Haralson, Paulding, Polk	44 min
Mar 26, 5:10 PM EDT	Severe Thunderstorm Warning	FFC	Baldwin, Butts, Jasper, Jones, Monroe, Putnam	50 min
Mar 26, 5:14 PM EDT	Severe Thunderstorm Warning	FFC	Harris, Meriwether, Pike, Talbot, Upson	46 min
Mar 26, 5:19 PM EDT	Severe Thunderstorm Warning	FFC	Twiggs, Wilkinson	41 min
Mar 26, 5:19 PM EDT	Severe Thunderstorm Warning	FFC	Harris, Muscogee, Talbot	56 min
Mar 26, 5:34 PM EDT	Severe Thunderstorm Warning	FFC	Crisp, Dooly, Sumter, Wilcox	41 min
Mar 26, 5:35 PM EDT	Severe Thunderstorm Warning	FFC	Taliaferro, Wilkes	40 min
Mar 26, 5:45 PM EDT	Severe Thunderstorm Warning	FFC	Baldwin, Hancock, Washington	45 min
Mar 26, 5:50 PM EDT	Tornado Warning	FFC	Crisp, Dooly	40 min
Mar 26, 5:56 PM EDT	Severe Thunderstorm Warning	FFC	Upson	34 min
Mar 26, 5:58 PM EDT	Severe Thunderstorm Warning	FFC	Johnson, Laurens, Washington, Wilkinson	47 min
Mar 26, 6:09 PM EDT	Severe Thunderstorm Warning	FFC	Stewart	51 min
Mar 26, 6:25 PM EDT	Severe Thunderstorm Warning	FFC	Crisp, Wilcox	35 min
Mar 26, 6:31 PM EDT	Severe Thunderstorm Warning	FFC	Glascock, Jefferson, Washington, Wilkinson	15 min
Mar 26, 6:36 PM EDT	Severe Thunderstorm Warning	FFC	Bibb, Crawford, Lamar, Monroe	24 min
Mar 26, 6:43 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel, Johnson	47 min
Mar 26, 6:51 PM EDT	Severe Thunderstorm Warning	FFC	Johnson, Washington, Wilkinson	24 min
Mar 26, 7:06 PM EDT	Tornado Warning	FFC	Emanuel	28 min
Mar 26, 7:14 PM EDT	Severe Thunderstorm Warning	FFC	Clarke, Morgan, Oconee, Oglethorpe	46 min
Mar 26, 7:21 PM EDT	Severe Thunderstorm Warning	FFC	Chattahoochee, Stewart	54 min
Mar 26, 7:30 PM EDT	Tornado Warning	FFC	Stewart	45 min
Mar 26, 7:36 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel	24 min
Mar 26, 7:52 PM EDT	Severe Thunderstorm Warning	FFC	Bibb, Crawford, Houston, Peach, Twiggs	38 min
Mar 26, 7:54 PM EDT	Severe Thunderstorm Warning	FFC	Catoosa, Dade, Murray, Walker, Whitfield, Wilkes	51 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2011 Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.