Alert archive / Georgia / Tornado Warnings in 2018

Tornado Warning 17, NWS Atlanta, GA

October 10, 2018Houston County, Macon County, Peach County, Georgia

NWS Atlanta, GA issued this tornado warning at Oct 10, 2018, 3:11 PM EDT for Houston County, Macon County, Peach County, Georgia. It was in force for 34 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: Oct 10, 2018, 3:11 PM EDT (19:11 UTC)
Expired: Oct 10, 2018, 3:45 PM EDT
In force: 34 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Houston County, GA, Macon County, GA, Peach County, GA

The radar

The Robins AFB radar (KJGX), 51 km from the middle of the area, began a volume at 19:11 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.

Issued	Product	Office	Lasted
Oct 10, 2:44 PM EDT	Tornado Watch	SPC	11 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 7.2 hours before the alert went out and 130 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: 82 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 540 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 129 m²/s²
0-3 km storm-relative helicity: 167 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

310 
WFUS52 KFFC 101911
TORFFC
GAC153-193-225-101945-
/O.NEW.KFFC.TO.W.0017.181010T1911Z-181010T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Peachtree City GA
311 PM EDT WED OCT 10 2018

The National Weather Service in Peachtree City has issued a

* Tornado Warning for...
  Northeastern Macon County in west central Georgia...
  South central Peach County in central Georgia...
  Southwestern Houston County in central Georgia...

* Until 345 PM EDT.
    
* At 311 PM EDT, a severe thunderstorm capable of producing a tornado
  was located over Elko, or 8 miles south of Perry, moving northwest
  at 30 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Perry, Marshallville, Saint Louis, Moss Oak, Meadowdale, Elko,
  Grove Park and Henderson.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

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 3232 8367 3230 8375 3246 8397 3250 8375
TIME...MOT...LOC 1911Z 143DEG 25KT 3233 8373 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

1 follow-up statement

360 
WWUS52 KFFC 101944
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
344 PM EDT WED OCT 10 2018

GAC153-193-225-101954-
/O.EXP.KFFC.TO.W.0017.000000T0000Z-181010T1945Z/
Macon GA-Peach GA-Houston GA-
344 PM EDT WED OCT 10 2018

...THE TORNADO WARNING FOR NORTHEASTERN MACON...SOUTH CENTRAL PEACH
AND SOUTHWESTERN HOUSTON COUNTIES WILL EXPIRE AT 345 PM EDT...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

A Tornado Watch remains in effect until 200 AM EDT for central and
west central Georgia.

LAT...LON 3232 8367 3230 8375 3246 8397 3250 8375
TIME...MOT...LOC 1944Z 143DEG 25KT 3251 8389 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 10, 11:37 AM EDT	Hurricane Warning	FFC	Bleckley, Crisp, Dodge, Dooly, Houston, Laurens and 10 more	14 hr
Oct 10, 2:36 PM EDT	Special Weather Statement	FFC	Upson	24 min
Oct 10, 2:46 PM EDT	Special Weather Statement	FFC	Laurens	29 min
Oct 10, 3:01 PM EDT	Special Weather Statement	FFC	Houston	29 min
Oct 10, 3:07 PM EDT	Special Weather Statement	FFC	Schley, Sumter	23 min
Oct 10, 3:19 PM EDT	Special Weather Statement	FFC	Laurens	26 min
Oct 10, 3:29 PM EDT	Tornado Warning	FFC	Crawford, Peach	20 min
Oct 10, 3:47 PM EDT	Special Weather Statement	FFC	Spalding	28 min
Oct 10, 3:51 PM EDT	Special Weather Statement	FFC	Crawford	24 min
Oct 10, 4:01 PM EDT	Tornado Warning Tornado observed	FFC	Crawford, Upson	14 min
Oct 10, 4:16 PM EDT	Special Weather Statement	FFC	Coweta	29 min
Oct 10, 4:19 PM EDT	Special Weather Statement	FFC	Jasper	26 min
Oct 10, 4:34 PM EDT	Special Weather Statement	FFC	Upson	26 min
Oct 10, 6:23 PM EDT	Special Weather Statement	FFC	Fulton	37 min
Oct 10, 6:37 PM EDT	Tornado Warning	FFC	Cobb, Douglas, Fulton	23 min
Oct 10, 7:20 PM EDT	Special Weather Statement	FFC	Douglas	25 min

Nearby

Tornado Warnings in Georgia, 2018 Every tornado warning in 2018 Tornadoes 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.