Alert archive / Georgia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 151, NWS Jacksonville, FL

July 3, 2012Coffee County, Jeff Davis County, Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at Jul 3, 2012, 8:24 PM EDT for Coffee County, Jeff Davis County, Georgia. It was in force for 41 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: Jul 3, 2012, 8:24 PM EDT (00:24 UTC)
Expired: Jul 3, 2012, 9:05 PM EDT
In force: 41 min
Issued by: NWS Jacksonville, FL
Area: Storm-based polygon

Counties Coffee County, GA, Jeff Davis County, GA

What was reported inside it

Time	Report	Where	Remark
Jul 3, 8:25 PM EDT	TSTM WND DMG	2 Ssw West Green, GA	TREES DOWN ALONG AMBER LANE

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

The nearest sounding before it

Jacksonville, FL (KJAX), launched 00:00Z, 0.4 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: 2259 J/kg
Mixed-layer CIN: -50 J/kg
Mixed-layer LCL: 1252 m above ground
0-6 km bulk shear: 1 kt
0-1 km storm-relative helicity: -43 m²/s²
0-3 km storm-relative helicity: 23 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.

710 
WUUS52 KJAX 040024
SVRJAX
GAC069-161-040115-
/O.NEW.KJAX.SV.W.0151.120704T0024Z-120704T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
824 PM EDT TUE JUL 3 2012

THE NATIONAL WEATHER SERVICE IN JACKSONVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN JEFF DAVIS COUNTY IN SOUTHEAST GEORGIA
  NORTHERN COFFEE COUNTY IN SOUTHEAST GEORGIA

* UNTIL 915 PM EDT

* AT 825 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
  TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
  LOCATED NEAR PRIDGEN...OR NEAR BROXTON...AND MOVING SOUTHEAST AT 10
  MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  SNIPESVILLE AND WEST GREEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT.

&&

LAT...LON 3171 8260 3151 8279 3167 8301 3177 8300
      3179 8299 3179 8287 3182 8284 3183 8281
TIME...MOT...LOC 0025Z 299DEG 10KT 3169 8284

$$

SHASHY

3 follow-up statements

482 
WWUS52 KJAX 040039
SVSJAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
839 PM EDT TUE JUL 3 2012

GAC069-161-040115-
/O.CON.KJAX.SV.W.0151.000000T0000Z-120704T0115Z/
JEFF DAVIS GA-COFFEE GA-
839 PM EDT TUE JUL 3 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM EDT
FOR NORTHERN COFFEE AND SOUTHWESTERN JEFF DAVIS COUNTIES...

AT 839 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
TRACK A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...
AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR 
WEST GREEN...OR 6 MILES NORTHEAST OF BROXTON...MOVING SOUTHEAST AT 
15 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO DENTON
AND WEST GREEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT.

&&

LAT...LON 3172 8298 3175 8293 3179 8287 3179 8285
      3178 8278 3171 8260 3151 8279 3167 8301
TIME...MOT...LOC 0039Z 300DEG 12KT 3166 8278

$$

SHASHY

085 
WWUS52 KJAX 040056
SVSJAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
856 PM EDT TUE JUL 3 2012

GAC069-161-040115-
/O.CON.KJAX.SV.W.0151.000000T0000Z-120704T0115Z/
JEFF DAVIS GA-COFFEE GA-
856 PM EDT TUE JUL 3 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM EDT
FOR CENTRAL COFFEE AND SOUTHWESTERN JEFF DAVIS COUNTIES...

AT 857 PM EDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.
THIS STORM WAS LOCATED NEAR WEST GREEN...OR 8 MILES EAST OF 
BROXTON...MOVING SOUTH AT 20 MPH.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT.

&&

LAT...LON 3164 8289 3178 8276 3177 8274 3171 8260
      3151 8279 3159 8290
TIME...MOT...LOC 0057Z 341DEG 18KT 3158 8275

$$

SHASHY

715 
WWUS52 KJAX 040105
SVSJAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
905 PM EDT TUE JUL 3 2012

GAC069-161-040115-
/O.CAN.KJAX.SV.W.0151.000000T0000Z-120704T0115Z/
JEFF DAVIS GA-COFFEE GA-
905 PM EDT TUE JUL 3 2012

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL COFFEE AND
SOUTHWESTERN JEFF DAVIS COUNTIES IS CANCELLED...

ALTHOUGH THE WARNING IS NO LONGER IN EFFECT...HAIL UP TO THREE
QUARTER INCH IN DIAMETER...EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND
GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR
DAMAGE.

REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT...OR YOU CAN CALL THE NATIONAL
WEATHER SERVICE IN JACKSONVILLE DIRECTLY AT 800-499-1594 TO REPORT
SEVERE WEATHER.

LAT...LON 3164 8289 3178 8276 3177 8274 3171 8260
      3151 8279 3159 8290
TIME...MOT...LOC 0105Z 344DEG 19KT 3154 8274

$$

SHASHY

The office that day

Everything else NWS Jacksonville, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 3, 8:01 PM EDT	Special Weather Statement	JAX	Jeff Davis	44 min
Jul 3, 8:03 PM EDT	Severe Thunderstorm Warning	JAX	Atkinson, Clinch, Ware	42 min
Jul 3, 8:10 PM EDT	Areal Flood Advisory	JAX	Coffee	2 hr
Jul 3, 8:46 PM EDT	Severe Thunderstorm Warning	JAX	Atkinson, Bacon, Coffee, Ware	44 min
Jul 3, 8:49 PM EDT	Areal Flood Advisory	JAX	Atkinson, Coffee, Ware	116 min
Jul 3, 9:10 PM EDT	Special Weather Statement	JAX	Bacon	35 min
Jul 3, 9:20 PM EDT	Areal Flood Advisory	JAX	Atkinson, Bacon, Coffee, Ware	115 min
Jul 3, 9:23 PM EDT	Special Weather Statement	JAX	Atkinson	37 min
Jul 4, 7:56 PM EDT	Special Weather Statement	JAX	Camden	34 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2012 Every severe thunderstorm warning in 2012

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.