Alert archive / Georgia / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 481, NWS Atlanta, GA

July 22, 2008Glascock County, Jefferson County, Warren County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 22, 2008, 9:30 PM EDT for Glascock County, Jefferson County, Warren County, Georgia. It was in force for 45 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 22, 2008, 9:30 PM EDT (01:30 UTC)
Expired: Jul 22, 2008, 10:15 PM EDT
In force: 45 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Glascock County, GA, Jefferson County, GA, Warren County, GA

The radar

The Robins AFB radar (KJGX), 101 km from the middle of the area, began a volume at 01:33 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, 1.5 hours before the alert went out and 190 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: 632 J/kg
Mixed-layer CIN: -125 J/kg
Mixed-layer LCL: 1071 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 48 m²/s²
0-3 km storm-relative helicity: -46 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 230130
SVRFFC
GAC125-163-301-230215-
/O.NEW.KFFC.SV.W.0481.080723T0130Z-080723T0215Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
930 PM EDT TUE JUL 22 2008

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN GLASCOCK COUNTY IN EAST CENTRAL GEORGIA
  NORTHERN JEFFERSON COUNTY IN EAST CENTRAL GEORGIA
  SOUTHEASTERN WARREN COUNTY IN EAST CENTRAL GEORGIA

* UNTIL 1015 PM EDT

* AT 930 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH.  THIS STORM WAS LOCATED 7 MILES
  SOUTHWEST OF WRENS...MOVING NORTHEAST AT 12 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  STELLAVILLE AND MATTHEWS.

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 3322 8259 3334 8251 3330 8233 3322 8225
      3298 8235 3309 8261
TIME...MOT...LOC 0130Z 209DEG 10KT 3313 8246

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 22, 8:03 PM EDT	Severe Thunderstorm Warning	FFC	Banks, Hall, Jackson, Madison	27 min
Jul 22, 8:56 PM EDT	Severe Thunderstorm Warning	FFC	Jefferson, Washington	34 min
Jul 22, 9:49 PM EDT	Severe Thunderstorm Warning	FFC	Glascock, Hancock, Warren, Washington	33 min
Jul 23, 5:09 PM EDT	Severe Thunderstorm Warning	FFC	Macon, Peach, Taylor	51 min
Jul 23, 5:19 PM EDT	Severe Thunderstorm Warning	FFC	Chattooga, Floyd, Gordon, Murray, Walker, Whitfield	41 min
Jul 23, 6:12 PM EDT	Severe Thunderstorm Warning	FFC	Dooly, Macon, Schley, Sumter	48 min
Jul 23, 7:46 PM EDT	Severe Thunderstorm Warning	FFC	Schley, Sumter	29 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2008 Every severe thunderstorm warning in 2008

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.