Alert archive / Georgia / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 52, NWS Atlanta, GA

May 31, 2004Fannin County, Union County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 31, 2004, 4:31 AM EDT for Fannin County, Union County, Georgia. It was in force for 44 min. 4 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: May 31, 2004, 4:31 AM EDT (08:31 UTC)
Expired: May 31, 2004, 5:15 AM EDT
In force: 44 min
Issued by: NWS Atlanta, GA
Area: Counties, with a storm outline in the text

Counties Fannin County, GA, Union County, GA

The radar

The Knoxville radar (KMRX), 155 km from the middle of the area, began a volume at 08:34 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
May 31, 4:55 AM EDT	TSTM WND DMG	Mccaysville, GA	A COUPLE OF TREES REPORTED DOWN.
May 31, 4:55 AM EDT	TSTM WND DMG	Mccaysville, GA	A COUPLE OF TREES REPORTED DOWN.
May 31, 5:10 AM EDT	TSTM WND DMG	8 Nw Blairsville, GA	A COUPLE OF TREES REPORTED DOWN NEAR IVY LOG.
May 31, 5:10 AM EDT	TSTM WND DMG	8 Nw Blairsville, GA	A COUPLE OF TREES REPORTED DOWN NEAR IVY LOG.

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
May 31, 1:40 AM EDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 8.5 hours before the alert went out and 175 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: 1721 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 1316 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 45 m²/s²
0-3 km storm-relative helicity: 102 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 3.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

783 
WUUS52 KFFC 310831
SVRATL
GAC111-291-310915-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
430 AM EDT MON MAY 31 2004

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN FANNIN COUNTY IN NORTH CENTRAL GEORGIA   
  UNION COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 515 AM EDT

* AT 428 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER MCCAYSVILLE...MOVING EAST AT 45 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
BLAIRSVILLE...HURST...LEWNER...LOVING...MCCAYSVILLE...MINERAL
BLUFF...MORGANTON...OWLTON AND COPPERHILL.

HAIL TO THE SIZE OF PENNIES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED
IN THE WARNED AREA.

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 3503 8442 3478 8430 3476 8383 3503 8396

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 31, 3:02 AM EDT	Severe Thunderstorm Warning	FFC	Dade, Walker	28 min
May 31, 3:13 AM EDT	Severe Thunderstorm Warning	FFC	Dade, Walker	32 min
May 31, 3:17 AM EDT	Severe Thunderstorm Warning	FFC	Catoosa, Whitfield	43 min
May 31, 3:39 AM EDT	Severe Thunderstorm Warning	FFC	Fannin, Murray	51 min
May 31, 4:00 AM EDT	Severe Thunderstorm Warning	FFC	Gilmer, Murray, Whitfield	45 min
May 31, 5:20 AM EDT	Severe Thunderstorm Warning	FFC	Towns	25 min
May 31, 8:31 AM EDT	Severe Thunderstorm Warning	FFC	Morgan, Oconee	29 min
May 31, 8:40 AM EDT	Severe Thunderstorm Warning	FFC	Clarke, Oglethorpe	50 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2004 Every severe thunderstorm warning in 2004

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.