Alert archive / Georgia / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 45, NWS Atlanta, GA

April 3, 2007Floyd County, Paulding County, Polk County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 3, 2007, 5:24 PM EDT for Floyd County, Paulding County, Polk County, Georgia. It was in force for 36 min. 2 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: Apr 3, 2007, 5:24 PM EDT (21:24 UTC)
Expired: Apr 3, 2007, 6:00 PM EDT
In force: 36 min
Issued by: NWS Atlanta, GA
Area: Counties, with a storm outline in the text

Counties Floyd County, GA, Paulding County, GA, Polk County, GA

The radar

The Atlanta radar (KFFC), 90 km from the middle of the area, began a volume at 21:27 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
Apr 3, 5:42 PM EDT	HAIL 1	7 Ne Rockmart, GA	ALONG HIGHWAY 113 NEAR BARTOW COUNTY LINE.
Apr 3, 5:55 PM EDT	HAIL 0.75	8 N Dallas, GA

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
Apr 3, 3:15 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.4 hours before the alert went out and 93 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: 194 J/kg
Mixed-layer CIN: -48 J/kg
Mixed-layer LCL: 784 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 35 m²/s²
0-3 km storm-relative helicity: 72 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS52 KFFC 032124 RRA
SVRFFC
GAC115-223-233-032200-
/O.NEW.KFFC.SV.W.0045.070403T2124Z-070403T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
524 PM EDT TUE APR 3 2007

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN FLOYD COUNTY IN NORTHWEST GEORGIA
  NORTHERN PAULDING COUNTY IN NORTHWEST GEORGIA
  NORTHEASTERN POLK COUNTY IN NORTHWEST GEORGIA

* UNTIL 600 PM EDT

* AT 522 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH. THIS STORM WAS LOCATED NEAR ARAGON...
  MOVING EAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL
  AREAS OF THE INDICATED COUNTIES.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

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.

LAT...LON 3397 8487 3406 8524 3407 8525 3415 8527
      3420 8514 3419 8506 3415 8499 3412 8494
      3409 8476 3397 8477

$$

1 follow-up statement

000 
WWUS52 KFFC 032139 RRA
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
538 PM EDT TUE APR 3 2007

GAC115-032148-
/O.CAN.KFFC.SV.W.0045.000000T0000Z-070403T2200Z/
FLOYD GA-
538 PM EDT TUE APR 3 2007

...THE SEVERE THUNDERSTORM WARNING FOR FLOYD COUNTY IS CANCELLED...

THE SEVERE THUNDERSTORM IS MOVING OUT OF SOUTHEAST FLOYD COUNTY.

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 3406 8522 3408 8524 3410 8524 3409 8513
      3410 8505 3408 8503 3407 8494 3408 8476
      3398 8477 3398 8486

$$

GAC223-233-032200-
/O.CON.KFFC.SV.W.0045.000000T0000Z-070403T2200Z/
PAULDING GA-POLK GA-
538 PM EDT TUE APR 3 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR NORTHEASTERN POLK AND NORTHERN PAULDING COUNTIES...

AT 535 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM. THIS STORM WAS LOCATED NEAR ARAGON...
MOVING EAST AT 25 MPH.

SOME OTHER LOCATIONS IN THE PATH OF THIS STORM INCLUDE BRASWELL AND
HUNTSVILLE.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

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 3406 8522 3408 8524 3410 8524 3409 8513
      3410 8505 3408 8503 3407 8494 3408 8476
      3398 8477 3398 8486

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 3, 3:38 PM EDT	Severe Thunderstorm Warning	FFC	Cobb	37 min
Apr 3, 3:48 PM EDT	Severe Thunderstorm Warning	FFC	Floyd	42 min
Apr 3, 4:25 PM EDT	Severe Thunderstorm Warning	FFC	Floyd	35 min
Apr 3, 4:32 PM EDT	Severe Thunderstorm Warning	FFC	Bartow	43 min
Apr 3, 4:47 PM EDT	Severe Thunderstorm Warning	FFC	Cherokee	28 min
Apr 3, 4:58 PM EDT	Severe Thunderstorm Warning	FFC	Floyd, Polk	32 min
Apr 3, 5:11 PM EDT	Severe Thunderstorm Warning	FFC	Cherokee, Fulton	34 min
Apr 3, 5:15 PM EDT	Severe Thunderstorm Warning	FFC	Whitfield	30 min
Apr 3, 5:24 PM EDT	Severe Thunderstorm Warning	FFC	Forsyth	36 min
Apr 3, 5:42 PM EDT	Severe Thunderstorm Warning	FFC	Dawson	33 min
Apr 3, 5:54 PM EDT	Severe Thunderstorm Warning	FFC	Paulding	36 min
Apr 3, 5:55 PM EDT	Severe Thunderstorm Warning	FFC	Forsyth, Hall	50 min
Apr 3, 5:57 PM EDT	Severe Thunderstorm Warning	FFC	Floyd	33 min
Apr 3, 6:16 PM EDT	Severe Thunderstorm Warning	FFC	Cobb	44 min
Apr 3, 6:28 PM EDT	Severe Thunderstorm Warning	FFC	Banks	28 min
Apr 3, 6:29 PM EDT	Severe Thunderstorm Warning	FFC	Gilmer	31 min
Apr 3, 6:39 PM EDT	Severe Thunderstorm Warning	FFC	Fannin, Union	36 min
Apr 3, 6:39 PM EDT	Severe Thunderstorm Warning	FFC	Floyd	36 min
Apr 3, 6:53 PM EDT	Severe Thunderstorm Warning	FFC	Cobb, Fulton	37 min
Apr 3, 7:20 PM EDT	Severe Thunderstorm Warning	FFC	DeKalb	40 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2007 Every severe thunderstorm warning in 2007

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.