Alert archive / Georgia / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 50, NWS Atlanta, GA

May 25, 2018Dooly County, Macon County, Sumter County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 25, 2018, 6:10 PM EDT for Dooly County, Macon County, Sumter County, Georgia. It was in force for 50 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
May 25, 2018, 6:10 PM EDT (22:10 UTC)
Expired
May 25, 2018, 7:00 PM EDT
In force
50 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Dooly County, GA, Macon County, GA, Sumter County, GA

The radar

The Robins AFB radar (KJGX), 83 km from the middle of the area, began a volume at 22:09 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 12:00Z, 10.2 hours before the alert went out and 137 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 2018-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 644 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2018-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 square meters per square second.1939Sfc1 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
644 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
497 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
-15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

234 
WUUS52 KFFC 252210
SVRFFC
GAC093-193-261-252300-
/O.NEW.KFFC.SV.W.0050.180525T2210Z-180525T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
610 PM EDT FRI MAY 25 2018

The National Weather Service in Peachtree City has issued a

* Severe Thunderstorm Warning for...
  Southern Macon County in west central Georgia...
  Western Dooly County in central Georgia...
  Northeastern Sumter County in west central Georgia...

* Until 700 PM EDT.

* At 610 PM EDT, severe thunderstorms were located along a line
  extending from Pennington to near Byromville, moving north at 10
  mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Vienna, Montezuma, Byromville, Andersonville, Lilly, Dooling,
  Andersonville National Historic, Clearview, Methvins, New Era,
  Flint River Wma and Pennington.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with these storms. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

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 3228 8417 3229 8381 3208 8381 3208 8419
TIME...MOT...LOC 2210Z 186DEG 9KT 3216 8411 3217 8391 

HAIL...1.00IN
WIND...60MPH
 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 24, 8:17 PM EDTSpecial Weather StatementFFCNewton, Rockdale43 min
May 24, 8:49 PM EDTSpecial Weather StatementFFCDeKalb, Henry41 min
May 24, 9:18 PM EDTSpecial Weather StatementFFCCherokee27 min
May 24, 9:44 PM EDTSpecial Weather StatementFFCCherokee46 min
May 25, 1:58 PM EDTSpecial Weather StatementFFCDooly32 min
May 25, 3:38 PM EDTSpecial Weather StatementFFCGlascock37 min
May 25, 3:42 PM EDTSpecial Weather StatementFFCWilkes33 min
May 25, 3:51 PM EDTSpecial Weather StatementFFCMarion24 min
May 25, 4:17 PM EDTSpecial Weather StatementFFCMarion28 min
May 25, 4:30 PM EDTRiver Flood WarningFFCBibb, Crawford, Houston, Peach13 hr
May 25, 4:49 PM EDTSpecial Weather StatementFFCMacon26 min
May 25, 4:55 PM EDTSevere Thunderstorm WarningFFCDooly, Houston, Macon35 min
May 25, 5:29 PM EDTSpecial Weather StatementFFCDooly31 min
May 25, 5:36 PM EDTSpecial Weather StatementFFCHouston24 min
May 25, 5:52 PM EDTSpecial Weather StatementFFCDooly38 min
May 25, 6:22 PM EDTSevere Thunderstorm WarningFFCJohnson, Washington38 min
May 25, 6:24 PM EDTSevere Thunderstorm WarningFFCBleckley, Dodge, Laurens51 min
May 25, 6:42 PM EDTFlash Flood WarningFFCDooly, Houston, Macon6 hr
May 25, 7:14 PM EDTSpecial Weather StatementFFCWashington46 min
May 25, 7:44 PM EDTSpecial Weather StatementFFCWilkinson31 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2018Every severe thunderstorm warning in 2018

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.