Alert archive / Georgia / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 33, NWS Atlanta, GA

February 7, 20175 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Feb 7, 2017, 5:08 PM EST for 5 counties in Georgia. It was in force for 37 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
Feb 7, 2017, 5:08 PM EST (22:08 UTC)
Expired
Feb 7, 2017, 5:45 PM EST
In force
37 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Harris County, GA, Meriwether County, GA, Pike County, GA, Talbot County, GA, Upson County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.1 hours before the alert went out and 31 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 12:00Z on 2017-02-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2017-02-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 142 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1498 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
142 m²/s²
0-3 km storm-relative helicity
172 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

252 
WUUS52 KFFC 072208
SVRFFC
GAC145-199-231-263-293-072245-
/O.NEW.KFFC.SV.W.0033.170207T2208Z-170207T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
508 PM EST TUE FEB 7 2017

The National Weather Service in Peachtree City has issued a

* Severe Thunderstorm Warning for...
  Meriwether County in west central Georgia...
  Pike County in west central Georgia...
  Northwestern Upson County in west central Georgia...
  Northwestern Talbot County in west central Georgia...
  Northeastern Harris County in west central Georgia...

* Until 545 PM EST

* At 507 PM EST, a severe thunderstorm was located near Durand, 
  moving northeast at 30 mph.

  HAZARD...60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...Expect damage to roofs, siding, and trees. 

* Locations impacted include...
  Thomaston, Zebulon, Greenville, Manchester, Woodbury, Warm Springs,
  Molena, Meansville, Gay, Sunset Village, Atwater, Hilltop, Flint
  Hill, Odessadale, Hollonville, Sprewell Bluff State Park, Stovall,
  Sunnyside, Hannahs Mill and Raleigh.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. This storm may cause serious injury and significant
property damage.

If you see wind damage...hail or 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 or tweet us your report at NWSATLANTA.

&&

LAT...LON 3322 8461 3322 8457 3320 8449 3319 8450
      3319 8448 3318 8446 3315 8432 3292 8429
      3276 8476 3292 8486 3299 8486
TIME...MOT...LOC 2207Z 241DEG 27KT 3294 8476 

HAIL...<.75IN
WIND...60MPH
 
$$
1 follow-up statement
089 
WWUS52 KFFC 072227
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
527 PM EST TUE FEB 7 2017

GAC145-072236-
/O.CAN.KFFC.SV.W.0033.000000T0000Z-170207T2245Z/
Harris GA-
527 PM EST TUE FEB 7 2017

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HARRIS COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3322 8461 3322 8457 3320 8449 3319 8450
      3319 8448 3318 8446 3315 8432 3292 8429
      3281 8464 3286 8467 3294 8472 3304 8481
TIME...MOT...LOC 2226Z 241DEG 27KT 3301 8461 

$$

GAC199-231-263-293-072245-
/O.CON.KFFC.SV.W.0033.000000T0000Z-170207T2245Z/
Meriwether GA-Pike GA-Upson GA-Talbot GA-
527 PM EST TUE FEB 7 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EST
FOR CENTRAL MERIWETHER...PIKE...NORTHWESTERN UPSON AND NORTHWESTERN
TALBOT COUNTIES...

At 526 PM EST, a severe thunderstorm was located over Woodbury, or
near Greenville, moving northeast at 30 mph.

HAZARD...60 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...Expect damage to roofs, siding, and trees. 

Locations impacted include...
Thomaston, Zebulon, Greenville, Manchester, Woodbury, Warm Springs,
Molena, Meansville, Gay, Sunset Village, Raleigh, Atwater, Hilltop,
Lifsey Springs, Flint Hill, Hollonville, Alvaton, Crest, Sunnyside
and Hannahs Mill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. This storm may cause serious injury and significant
property damage.

If you see wind damage...hail or 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 or tweet us your report at NWSATLANTA.

&&

LAT...LON 3322 8461 3322 8457 3320 8449 3319 8450
      3319 8448 3318 8446 3315 8432 3292 8429
      3281 8464 3286 8467 3294 8472 3304 8481
TIME...MOT...LOC 2226Z 241DEG 27KT 3301 8461 

HAIL...<.75IN
WIND...60MPH
 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 7, 2:31 PM ESTSpecial Weather StatementFFCDade44 min
Feb 7, 3:10 PM ESTSpecial Weather StatementFFCCatoosa, Dade50 min
Feb 7, 3:50 PM ESTSevere Thunderstorm WarningFFCChattahoochee, Harris, Marion, Meriwether, Muscogee, Talbot and 1 more40 min
Feb 7, 4:27 PM ESTSevere Thunderstorm WarningFFCChattahoochee, Harris, Marion, Muscogee, Talbot, Taylor48 min
Feb 7, 4:29 PM ESTSevere Thunderstorm WarningFFCHarris, Meriwether, Troup46 min
Feb 7, 4:48 PM ESTSpecial Weather StatementFFCMacon, Marion, Schley, Sumter, Webster42 min
Feb 7, 5:04 PM ESTSpecial Weather StatementFFCTaylor, Upson26 min
Feb 7, 5:20 PM ESTSevere Thunderstorm WarningFFCMacon25 min
Feb 7, 5:23 PM ESTSpecial Weather StatementFFCSumter37 min
Feb 7, 5:24 PM ESTSevere Thunderstorm WarningFFCBibb, Crawford, Monroe, Taylor, Upson36 min
Feb 7, 5:34 PM ESTSevere Thunderstorm WarningFFCDooly, Sumter41 min
Feb 7, 5:44 PM ESTSevere Thunderstorm WarningFFCCrisp, Dooly, Sumter31 min
Feb 7, 5:47 PM ESTSpecial Weather StatementFFCHouston, Peach43 min
Feb 7, 5:58 PM ESTSpecial Weather StatementFFCJasper, Jones, Monroe32 min
Feb 7, 6:10 PM ESTSevere Thunderstorm WarningFFCCrisp, Dodge, Dooly, Pulaski, Wilcox50 min
Feb 7, 6:19 PM ESTSpecial Weather StatementFFCBaldwin, Bleckley, Twiggs, Wilkinson41 min
Feb 7, 6:52 PM ESTSpecial Weather StatementFFCBaldwin, Bleckley, Hancock, Laurens, Washington, Wilkinson38 min
Feb 7, 6:56 PM ESTSpecial Weather StatementFFCDodge, Telfair, Wilcox49 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2017Every severe thunderstorm warning in 2017

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.