Alert archive / Georgia / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 31, NWS Atlanta, GA

February 7, 20176 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Feb 7, 2017, 4:27 PM EST for 6 counties in Georgia. It was in force for 48 min. 2 reports 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: Feb 7, 2017, 4:27 PM EST (21:27 UTC)
Expired: Feb 7, 2017, 5:15 PM EST
In force: 48 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Chattahoochee County, GA, Harris County, GA, Marion County, GA, Muscogee County, GA, Talbot County, GA, Taylor County, GA

What was reported inside it

Time	Report	Where	Remark
Feb 7, 5:00 PM EST	TSTM WND DMG	3 Sse Howard, GA	TREE DOWN ON HOUSE AND CAR NEAR BLACK CREEK TRAIL.
Feb 7, 5:05 PM EST	TSTM WND DMG	2 Wnw Mizell, GA	A POWER LINE WAS DOWN ON HIGHWAY 96 BEFORE PARKS ROAD.

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

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.5 hours before the alert went out and 76 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: 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.

680 
WUUS52 KFFC 072127
SVRFFC
GAC053-145-197-215-263-269-072215-
/O.NEW.KFFC.SV.W.0031.170207T2127Z-170207T2215Z/

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

The National Weather Service in Peachtree City has issued a

* Severe Thunderstorm Warning for...
  Northern Marion County in west central Georgia...
  Muscogee County in west central Georgia...
  Northeastern Chattahoochee County in west central Georgia...
  Talbot County in west central Georgia...
  Northwestern Taylor County in west central Georgia...
  Southeastern Harris County in west central Georgia...

* Until 515 PM EST

* At 426 PM EST, a severe thunderstorm was located over Upatoi, or 
  north of Cusseta, moving northeast at 45 mph.

  HAZARD...60 mph wind gusts. 

  SOURCE...Radar indicated. 

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

* Locations impacted include...
  Talbotton, Manchester, Waverly Hall, Woodland, Junction City,
  Geneva, North Fort Benning, Upatoi, Ellerslie, Juniper, Vista
  Terrace, Baughville, Flint Hill, Oakland, Howard, Eelbeck/West 
  Fort Benning, Prattsburg, Big Lazer Creek WMA, Wesley Church and 
  Flat Rock.

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 3285 8463 3285 8457 3287 8452 3274 8432
      3250 8428 3232 8482 3257 8496
TIME...MOT...LOC 2126Z 235DEG 40KT 3251 8474 

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

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 7, 2:31 PM EST	Special Weather Statement	FFC	Dade	44 min
Feb 7, 3:10 PM EST	Special Weather Statement	FFC	Catoosa, Dade	50 min
Feb 7, 3:50 PM EST	Severe Thunderstorm Warning	FFC	Chattahoochee, Harris, Marion, Meriwether, Muscogee, Talbot and 1 more	40 min
Feb 7, 4:29 PM EST	Severe Thunderstorm Warning	FFC	Harris, Meriwether, Troup	46 min
Feb 7, 4:48 PM EST	Special Weather Statement	FFC	Macon, Marion, Schley, Sumter, Webster	42 min
Feb 7, 5:04 PM EST	Special Weather Statement	FFC	Taylor, Upson	26 min
Feb 7, 5:08 PM EST	Severe Thunderstorm Warning	FFC	Harris, Meriwether, Pike, Talbot, Upson	37 min
Feb 7, 5:20 PM EST	Severe Thunderstorm Warning	FFC	Macon	25 min
Feb 7, 5:23 PM EST	Special Weather Statement	FFC	Sumter	37 min
Feb 7, 5:24 PM EST	Severe Thunderstorm Warning	FFC	Bibb, Crawford, Monroe, Taylor, Upson	36 min
Feb 7, 5:34 PM EST	Severe Thunderstorm Warning	FFC	Dooly, Sumter	41 min
Feb 7, 5:44 PM EST	Severe Thunderstorm Warning	FFC	Crisp, Dooly, Sumter	31 min
Feb 7, 5:47 PM EST	Special Weather Statement	FFC	Houston, Peach	43 min
Feb 7, 5:58 PM EST	Special Weather Statement	FFC	Jasper, Jones, Monroe	32 min
Feb 7, 6:10 PM EST	Severe Thunderstorm Warning	FFC	Crisp, Dodge, Dooly, Pulaski, Wilcox	50 min
Feb 7, 6:19 PM EST	Special Weather Statement	FFC	Baldwin, Bleckley, Twiggs, Wilkinson	41 min
Feb 7, 6:52 PM EST	Special Weather Statement	FFC	Baldwin, Bleckley, Hancock, Laurens, Washington, Wilkinson	38 min
Feb 7, 6:56 PM EST	Special Weather Statement	FFC	Dodge, Telfair, Wilcox	49 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2017 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.