Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 40, NWS Atlanta, GA

March 26, 2011Harris County, Troup County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Mar 26, 2011, 4:51 PM EDT for Harris County, Troup County, Georgia. It was in force for 39 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: Mar 26, 2011, 4:51 PM EDT (20:51 UTC)
Expired: Mar 26, 2011, 5:30 PM EDT
In force: 39 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Harris County, GA, Troup County, GA

The radar

The Atlanta radar (KFFC), 73 km from the middle of the area, began a volume at 20:54 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 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, 8.9 hours before the alert went out and 77 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.

586 
WUUS52 KFFC 262051
SVRFFC
GAC145-285-262130-
/O.NEW.KFFC.SV.W.0040.110326T2051Z-110326T2130Z/

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

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN HARRIS COUNTY IN WEST CENTRAL GEORGIA
  SOUTHERN TROUP COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 530 PM EDT

* AT 449 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH.  THIS STORM WAS LOCATED 6 MILES WEST
  OF WEST POINT...MOVING EAST AT 35 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  HAMILTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3306 8486 3275 8486 3275 8515 3278 8514
      3280 8516 3282 8518 3285 8516 3286 8519
      3298 8521
TIME...MOT...LOC 2051Z 260DEG 31KT 3286 8526

$$

16

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, 3:26 PM EDT	Severe Thunderstorm Warning	FFC	Coweta, Heard	49 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, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.