Alert archive / Georgia / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 94, NWS Atlanta, GA

April 25, 2003Polk County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 25, 2003, 5:20 PM EDT for Polk County, Georgia. It was in force for 25 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: Apr 25, 2003, 5:20 PM EDT (21:20 UTC)
Expired: Apr 25, 2003, 5:45 PM EDT
In force: 25 min
Issued by: NWS Atlanta, GA
Area: Counties, with a storm outline in the text

County Polk County, GA

The radar

The Atlanta radar (KFFC), 104 km from the middle of the area, began a volume at 21:24 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 12:00Z, 9.3 hours before the alert went out and 108 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: 939 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 257 m²/s²
0-3 km storm-relative helicity: 476 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.

753 
WUUS52 KFFC 252120
SVRATL
GAC233-252145-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
520 PM EDT FRI APR 25 2003

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  POLK COUNTY IN NORTHWEST GEORGIA

* UNTIL 545 PM EDT

* AT 418 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 12 MILES WEST OF CEDARTOWN...MOVING EAST AT 15
  MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...CEDARTOWN.

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 3405 8559 3391 8554 3393 8510 3407 8512

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 25, 5:32 PM EDT	Severe Thunderstorm Warning	FFC	Paulding	28 min
Apr 25, 5:38 PM EDT	Tornado Warning	FFC	Haralson, Polk	37 min
Apr 25, 5:59 PM EDT	Tornado Warning	FFC	Paulding	31 min
Apr 25, 6:10 PM EDT	Tornado Warning	FFC	Paulding, Polk	35 min
Apr 25, 6:20 PM EDT	Tornado Warning	FFC	Cobb	25 min
Apr 25, 6:43 PM EDT	Tornado Warning	FFC	Cobb, Paulding	32 min
Apr 25, 7:01 PM EDT	Severe Thunderstorm Warning	FFC	Polk	29 min
Apr 25, 7:10 PM EDT	Tornado Warning	FFC	Cobb, DeKalb, Fulton	35 min
Apr 25, 7:15 PM EDT	Severe Thunderstorm Warning	FFC	Chattahoochee	30 min
Apr 25, 7:36 PM EDT	Severe Thunderstorm Warning	FFC	Gwinnett	24 min
Apr 25, 7:45 PM EDT	Severe Thunderstorm Warning	FFC	DeKalb	30 min
Apr 25, 7:56 PM EDT	Tornado Warning	FFC	Stewart	34 min
Apr 25, 7:59 PM EDT	Severe Thunderstorm Warning	FFC	Marion	16 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2003 Every severe thunderstorm warning in 2003

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.