Alert archive / Georgia / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 196, NWS Atlanta, GA

June 12, 2007Upson County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 12, 2007, 10:09 PM EDT for Upson County, Georgia. It was in force for 47 min. 1 report 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: Jun 12, 2007, 10:09 PM EDT (02:09 UTC)
Expired: Jun 12, 2007, 10:56 PM EDT
In force: 47 min
Issued by: NWS Atlanta, GA
Area: Counties, with a storm outline in the text

County Upson County, GA

The radar

The Atlanta radar (KFFC), 62 km from the middle of the area, began a volume at 02:12 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
Jun 12, 10:20 PM EDT	HAIL 0.88	1 E Thomaston, GA	PEA TO NICKEL SIZED HAIL REPORTED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 2.2 hours before the alert went out and 60 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: 1447 J/kg
Mixed-layer CIN: -17 J/kg
Mixed-layer LCL: 1268 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 8 m²/s²
0-3 km storm-relative helicity: 83 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

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

000 
WUUS52 KFFC 130210
SVRFFC
GAC293-130315-
/O.NEW.KFFC.SV.W.0196.070613T0209Z-070613T0315Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1009 PM EDT TUE JUN 12 2007

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN UPSON COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 1115 PM EDT

* AT 1008 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH.  THIS STORM WAS CENTERED 6 MILES NORTH 
  OF THE ROCK...MOVING SOUTH AT 20 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  YATESVILLE...LOG TOWN AND AREAS IN AND EAST OF THOMASTON.

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.

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 3300 8412 3302 8428 3274 8436 3270 8414

$$

4 follow-up statements

000 
WWUS52 KFFC 130222
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1021 PM EDT TUE JUN 12 2007

GAC293-130315-
/O.CON.KFFC.SV.W.0196.000000T0000Z-070613T0315Z/
UPSON GA-
1021 PM EDT TUE JUN 12 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT
FOR EASTERN UPSON COUNTY...

AT 1020 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM. THIS STORM WAS LOCATED NEAR THE
ROCK...MOVING SOUTH AT 10 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO LOG
TOWN...THOMASTON AND ATWATER.

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 3300 8412 3302 8428 3274 8436 3270 8414

$$

000 
WWUS52 KFFC 130233
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1032 PM EDT TUE JUN 12 2007

GAC293-130315-
/O.CON.KFFC.SV.W.0196.000000T0000Z-070613T0315Z/
UPSON GA-
1032 PM EDT TUE JUN 12 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT
FOR UPSON COUNTY...

AT 1029 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM. THIS STORM WAS LOCATED AROUND
THOMASTON...MOVING SOUTH AT 15 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO LOG
TOWN AND ROLAND.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT 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 3300 8412 3302 8433 3277 8444 3270 8420

$$

000 
WWUS52 KFFC 130243
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1042 PM EDT TUE JUN 12 2007

GAC293-130315-
/O.CON.KFFC.SV.W.0196.000000T0000Z-070613T0315Z/
UPSON GA-
1042 PM EDT TUE JUN 12 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT
FOR UPSON COUNTY...

AT 1037 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS UP 
TO 60 MPH AND NICKEL SIZED HAIL. THIS STORM WAS LOCATED NEAR 
THOMASTON...MOVING SOUTH AT 20 MPH.

THE SEVERE THUNDERSTORM WILL CONTINUE MOVING ACROSS COUNTY SOUTH AND
SOUTHWEST UPSON COUNTY.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT 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 3300 8412 3302 8433 3277 8444 3270 8420

$$

000 
WWUS52 KFFC 130256
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1056 PM EDT TUE JUN 12 2007

GAC293-130306-
/O.CAN.KFFC.SV.W.0196.000000T0000Z-070613T0315Z/
UPSON GA-
1056 PM EDT TUE JUN 12 2007

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

THE SEVERE THUNDERSTORM HAS MOVED OUT OF UPSON COUNTY AND SEVERE
WEATHER IS NO LONGER EXPECTED.

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 3300 8412 3302 8433 3277 8444 3270 8420

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 8:30 PM EDT	Severe Thunderstorm Warning	FFC	Henry	45 min
Jun 12, 9:11 PM EDT	Severe Thunderstorm Warning	FFC	Fulton	20 min
Jun 12, 9:14 PM EDT	Severe Thunderstorm Warning	FFC	Henry	31 min
Jun 12, 9:21 PM EDT	Severe Thunderstorm Warning	FFC	Putnam	39 min
Jun 12, 9:23 PM EDT	Severe Thunderstorm Warning	FFC	Spalding	52 min
Jun 12, 9:42 PM EDT	Severe Thunderstorm Warning	FFC	Lamar	48 min
Jun 12, 10:39 PM EDT	Severe Thunderstorm Warning	FFC	Talbot	36 min
Jun 12, 11:24 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel	23 min
Jun 13, 1:10 AM EDT	Severe Thunderstorm Warning	FFC	Stewart	35 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.