Alert archive / Georgia / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 92, NWS Atlanta, GA

May 5, 2007Emanuel County, Johnson County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 5, 2007, 9:07 PM EDT for Emanuel County, Johnson County, Georgia. It was in force for 38 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
May 5, 2007, 9:07 PM EDT (01:07 UTC)
Expired
May 5, 2007, 9:45 PM EDT
In force
38 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

Counties Emanuel County, GA, Johnson County, GA

The radar

The Robins AFB radar (KJGX), 77 km from the middle of the area, began a volume at 01:07 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 00:00Z, 1.1 hours before the alert went out and 203 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 2007-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 621 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2007-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.193958Sfc1 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
621 J/kg
Mixed-layer CIN
-81 J/kg
Mixed-layer LCL
1067 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
WUUS52 KFFC 060106
SVRFFC
GAC107-167-060145-
/O.NEW.KFFC.SV.W.0092.070506T0107Z-070506T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
907 PM EDT SAT MAY 5 2007

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN EMANUEL COUNTY IN EAST CENTRAL GEORGIA
  SOUTHEASTERN JOHNSON COUNTY IN EAST CENTRAL GEORGIA

* UNTIL 945 PM EDT

* AT 902 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZED HAIL.  THIS
  STORM WAS LOCATED 10 MILES NORTHWEST OF COVENA...MOVING EAST AT 15
  MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MEEKS
  AND NORRISTWON.

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 3265 8269 3251 8258 3246 8237 3268 8236

$$
2 follow-up statements
000 
WWUS52 KFFC 060123
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
923 PM EDT SAT MAY 5 2007

GAC107-167-060145-
/O.CON.KFFC.SV.W.0092.000000T0000Z-070506T0145Z/
JOHNSON GA-EMANUEL GA-
923 PM EDT SAT MAY 5 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM EDT
FOR WESTERN EMANUEL AND SOUTHEASTERN JOHNSON COUNTIES...

AT 918 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM. THIS STORM WAS LOCATED NEAR
NORRISTWON...MOVING EAST AT 20 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO COVENA.

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 3265 8269 3251 8258 3246 8237 3268 8236

$$
000 
WWUS52 KFFC 060135
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
933 PM EDT SAT MAY 5 2007

GAC167-060143-
/O.CAN.KFFC.SV.W.0092.000000T0000Z-070506T0145Z/
JOHNSON GA-
933 PM EDT SAT MAY 5 2007

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

THE STORM THAT PROMPTED THE WARNING HAS MOVED OUT OF JOHNSON COUNTY 
AND INTO EMANUEL COUNTY.  THEREFORE...THE SEVERE THUNDERSTORM 
WARNING FOR JOHNSON COUNTY HAS BEEN CANCELLED.

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 3266 8251 3251 8258 3246 8237 3268 8236

$$

GAC107-060145-
/O.CON.KFFC.SV.W.0092.000000T0000Z-070506T0145Z/
EMANUEL GA-
933 PM EDT SAT MAY 5 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM EDT
FOR WESTERN EMANUEL COUNTY...

AT 928 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM. THIS STORM WAS LOCATED NEAR
NORRISTWON...MOVING EAST AT 20 MPH.

THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF WESTERN EMANUEL COUNTY.  IF THIS STORM CONTINUES AT ITS PRESENT 
INTENSITY...A WARNING WILL BE ISSUED FOR CENTRAL AND EASTERN EMANUEL 
COUNTY...INCLUDING SWAINSBORO.

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 3266 8251 3251 8258 3246 8237 3268 8236

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 5, 8:15 PM EDTSevere Thunderstorm WarningFFCLaurens30 min
May 5, 8:26 PM EDTSevere Thunderstorm WarningFFCDodge49 min
May 5, 9:04 PM EDTSevere Thunderstorm WarningFFCTelfair41 min
May 5, 9:11 PM EDTSevere Thunderstorm WarningFFCLaurens, Wheeler49 min
May 5, 9:40 PM EDTSevere Thunderstorm WarningFFCEmanuel65 min
May 5, 9:52 PM EDTSevere Thunderstorm WarningFFCMontgomery42 min
May 6, 5:37 AM EDTSevere Thunderstorm WarningFFCPike, Upson23 min
May 6, 2:01 PM EDTRed Flag WarningFFCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more30 hr

Nearby

Severe Thunderstorm Warnings in Georgia, 2007Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.