Alert archive / Georgia / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 33, NWS Atlanta, GA

March 1, 2007Hancock County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Mar 1, 2007, 7:13 PM EST for Hancock County, Georgia. It was in force for 32 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
Mar 1, 2007, 7:13 PM EST (00:13 UTC)
Expired
Mar 1, 2007, 7:45 PM EST
In force
32 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

County Hancock County, GA

The radar

The Robins AFB radar (KJGX), 84 km from the middle of the area, began a volume at 00:14 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 1, 10:47 AM ESTTornado Watch PDSSPC10 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.2 hours before the alert went out and 148 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 2007-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 29 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 2007-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 317 square meters per square second.1939587897117136Sfc1 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
29 J/kg
Mixed-layer CIN
-109 J/kg
Mixed-layer LCL
565 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
317 m²/s²
0-3 km storm-relative helicity
412 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 020014
SVRFFC
GAC141-020045-
/O.NEW.KFFC.SV.W.0033.070302T0013Z-070302T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
713 PM EST THU MAR 1 2007

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HANCOCK COUNTY IN EAST CENTRAL GEORGIA

* UNTIL 745 PM EST

* AT 711 PM EST...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 NEAR SPARTA...
  MOVING NORTHEAST AT 50 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  POWELTON AND DEVEREUX.

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

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 3313 8303 3330 8316 3345 8299 3345 8293
      3343 8283 3342 8282 3341 8283 3336 8280
      3332 8280 3328 8277

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 1, 7:04 PM ESTTornado WarningFFCTalbot26 min
Mar 1, 7:16 PM ESTSevere Thunderstorm WarningFFCUpson29 min
Mar 1, 7:21 PM ESTTornado WarningFFCHancock39 min
Mar 1, 7:27 PM ESTTornado WarningFFCHouston33 min
Mar 1, 7:28 PM ESTSevere Thunderstorm WarningFFCJones32 min
Mar 1, 7:39 PM ESTTornado WarningFFCBaldwin, Jones17 min
Mar 1, 7:44 PM ESTTornado WarningFFCLamar, Monroe31 min
Mar 1, 7:47 PM ESTTornado WarningFFCWarren28 min
Mar 1, 8:31 PM ESTTornado WarningFFCStewart, Webster29 min
Mar 1, 8:55 PM ESTTornado WarningFFCWebster20 min
Mar 1, 9:02 PM ESTTornado WarningFFCSumter43 min
Mar 1, 9:33 PM ESTTornado WarningFFCDooly, Macon27 min
Mar 1, 9:51 PM ESTTornado WarningFFCHouston24 min
Mar 1, 10:15 PM ESTTornado WarningFFCBleckley, Houston, Twiggs30 min
Mar 1, 10:37 PM ESTTornado WarningFFCLaurens, Wilkinson23 min
Mar 1, 10:56 PM ESTTornado WarningFFCJohnson, Washington26 min
Mar 2, 2:11 AM ESTTornado WarningFFCToombs34 min
Mar 2, 3:55 AM ESTFire Weather WatchFFCBaldwin, Banks, Barrow, Bartow, Bibb, Butts and 75 more12 hr
Mar 2, 3:47 PM ESTRed Flag WarningFFCBaldwin, Banks, Barrow, Bartow, Bibb, Butts and 75 more9 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.