Alert archive / Georgia / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 142, NWS Atlanta, GA

July 13, 2004Catoosa County, Dade County, Walker County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 13, 2004, 11:51 PM EDT for Catoosa County, Dade County, Walker County, Georgia. It was in force for 24 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
Jul 13, 2004, 11:51 PM EDT (03:51 UTC)
Expired
Jul 14, 2004, 12:15 AM EDT
In force
24 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

Counties Catoosa County, GA, Dade County, GA, Walker County, GA

The radar

The Northeast Alabama radar (KHTX), 85 km from the middle of the area, began a volume at 03:52 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.

IssuedProductOfficeLasted
Jul 13, 9:20 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 3.9 hours before the alert went out and 172 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-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 00:00Z on 2004-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2122 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 00:00Z on 2004-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
2122 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
1416 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
78 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 140351
SVRATL
GAC047-083-295-140415-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1149 PM EDT TUE JUL 13 2004

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CATOOSA COUNTY IN NORTHWEST GEORGIA
  DADE COUNTY IN NORTHWEST GEORGIA
  WALKER COUNTY IN NORTHWEST GEORGIA

* UNTIL 1215 AM EDT

* AT 1147 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING WINDS UP TO 60 MPH   
LOCATED 17 MILES NORTHWEST OF WILDWOOD...MOVING SOUTHEAST AT 50   
MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...BOYNTON...
CEDAR GROVE...CHICKAMAUGA...CLOUDLAND STATE PARK...DAVIS
CROSSROADS...FORT OGLETHORPE...GRAYSVILLE...HIGH POINT...HINKLES...
INDIAN SPRINGS...KEITH...LINWOOD...LA FAYETTE...LOOKOUT MOUNTAIN...
NAOMI...NEW ENGLAND...NOBLE...RINGGOLD...ROCK SPRING...ROSSVILLE...
TRENTON AND WILDWOOD.

WIDESPREAD WIND DAMAGE IS EXPECTED WITH THESE STORMS. WINDS MAY KNOCK
DOWN TREES AND POWER LINES. MOBILE HOMES AND VEHICLES ARE ESPECIALLY
SUSCEPTIBLE TO HIGH WINDS AND MAY BE OVERTURNED. TAKE COVER NOW

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 3499 8498 3487 8502 3485 8507 3482 8507
      3482 8512 3480 8515 3472 8517 3471 8513
      3463 8517 3462 8548 3498 8556

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 12:11 AM EDTSevere Thunderstorm WarningFFCFannin, Murray, Whitfield49 min
Jul 14, 12:18 AM EDTSevere Thunderstorm WarningFFCCatoosa, Dade, Walker27 min
Jul 14, 12:55 AM EDTSevere Thunderstorm WarningFFCChattooga, Gilmer, Gordon50 min
Jul 14, 12:59 AM EDTSevere Thunderstorm WarningFFCTowns, Union46 min
Jul 14, 1:03 AM EDTSevere Thunderstorm WarningFFCGilmer27 min
Jul 14, 1:14 AM EDTSevere Thunderstorm WarningFFCDawson, Lumpkin, Pickens46 min
Jul 14, 1:15 AM EDTSevere Thunderstorm WarningFFCBartow, Cherokee45 min
Jul 14, 1:37 AM EDTSevere Thunderstorm WarningFFCCobb, Paulding, Polk38 min
Jul 14, 1:55 AM EDTSevere Thunderstorm WarningFFCHaralson35 min
Jul 14, 3:54 PM EDTSevere Thunderstorm WarningFFCFannin36 min
Jul 14, 4:05 PM EDTSevere Thunderstorm WarningFFCTowns25 min
Jul 14, 4:20 PM EDTSevere Thunderstorm WarningFFCFannin40 min
Jul 14, 4:28 PM EDTTornado WarningFFCFannin47 min
Jul 14, 4:42 PM EDTSevere Thunderstorm WarningFFCMurray, Whitfield33 min
Jul 14, 4:49 PM EDTSevere Thunderstorm WarningFFCGilmer26 min
Jul 14, 4:59 PM EDTSevere Thunderstorm WarningFFCGilmer46 min
Jul 14, 5:03 PM EDTSevere Thunderstorm WarningFFCLumpkin, Union42 min
Jul 14, 5:09 PM EDTSevere Thunderstorm WarningFFCDawson, Pickens51 min
Jul 14, 5:26 PM EDTFlash Flood WarningFFCFannin3 hr
Jul 14, 5:34 PM EDTSevere Thunderstorm WarningFFCHall41 min
Jul 14, 5:43 PM EDTSevere Thunderstorm WarningFFCForsyth32 min
Jul 14, 5:46 PM EDTSevere Thunderstorm WarningFFCCherokee29 min
Jul 14, 5:52 PM EDTTornado WarningFFCPickens23 min
Jul 14, 5:56 PM EDTSevere Thunderstorm WarningFFCDawson49 min
Jul 14, 5:59 PM EDTTornado WarningFFCCherokee46 min
Jul 14, 6:11 PM EDTSevere Thunderstorm WarningFFCBarrow, Gwinnett, Jackson64 min
Jul 14, 6:22 PM EDTSevere Thunderstorm WarningFFCForsyth23 min
Jul 14, 6:28 PM EDTSevere Thunderstorm WarningFFCFulton47 min
Jul 14, 6:39 PM EDTTornado WarningFFCCherokee, Fulton36 min
Jul 14, 6:47 PM EDTSevere Thunderstorm WarningFFCForsyth28 min
Jul 14, 6:54 PM EDTSevere Thunderstorm WarningFFCOconee, Walton51 min
Jul 14, 7:04 PM EDTSevere Thunderstorm WarningFFCMorgan41 min
Jul 14, 7:10 PM EDTSevere Thunderstorm WarningFFCCherokee35 min
Jul 14, 7:12 PM EDTSevere Thunderstorm WarningFFCGwinnett63 min
Jul 14, 7:14 PM EDTTornado WarningFFCFulton31 min
Jul 14, 7:25 PM EDTSevere Thunderstorm WarningFFCForsyth35 min
Jul 14, 7:28 PM EDTSevere Thunderstorm WarningFFCGreene62 min
Jul 14, 7:31 PM EDTSevere Thunderstorm WarningFFCHeard29 min
Jul 14, 7:44 PM EDTSevere Thunderstorm WarningFFCMorgan46 min
Jul 14, 7:49 PM EDTSevere Thunderstorm WarningFFCNewton, Rockdale41 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2004Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.