Alert archive / Georgia / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 74, NWS Atlanta, GA

March 7, 2005Harris County, Troup County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Mar 7, 2005, 9:16 PM EST for Harris County, Troup County, Georgia. It was in force for 44 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 7, 2005, 9:16 PM EST (02:16 UTC)
Expired: Mar 7, 2005, 10:00 PM EST
In force: 44 min
Issued by: NWS Atlanta, GA
Area: Counties, with a storm outline in the text

Counties Harris County, GA, Troup County, GA

The radar

The Atlanta radar (KFFC), 65 km from the middle of the area, began a volume at 02:15 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 7, 8:50 PM EST	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 2.3 hours before the alert went out and 166 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: 38 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 506 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 19 m²/s²
0-3 km storm-relative helicity: 50 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 080217
SVRFFC
GAC145-285-080300-
/O.NEW.KFFC.SV.W.0074.050308T0216Z-050308T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
916 PM EST MON MAR 7 2005

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

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

* UNTIL 1000 PM EST

* AT 911 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM 21 MILES WEST OF LA GRANGE TO 30 MILES SOUTHWEST OF JONES
  CROSSROADS...AND MOVING EAST AT 60 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PINE
  MOUNTAIN VALLEY...PINE MOUNTAIN AND CATAULA.

TAKE ACTIONS NOW TO PROTECT LIFE AND PROPERTY BEFORE THE STORM 
APPROACHES.  STRONG WINDS WILL BE THE PRIMARY THREAT WITH THESE 
STORMS. 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 3315 8523 3260 8504 3260 8478 3314 8486

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 7, 9:44 PM EST	Severe Thunderstorm Warning	FFC	Meriwether	46 min
Mar 8, 2:55 AM EST	Severe Thunderstorm Warning	FFC	Houston, Peach	20 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2005 Every severe thunderstorm warning in 2005

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.