Alert archive / Georgia / Special Weather Statements in 2018

Special Weather Statement, NWS Atlanta, GA

November 1, 2018Whitfield County, Georgia

NWS Atlanta, GA issued this special weather statement at Nov 1, 2018, 2:14 PM EDT for Whitfield County, Georgia. It was in force for 46 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: Nov 1, 2018, 2:14 PM EDT (18:14 UTC)
Expired: Nov 1, 2018, 3:00 PM EDT
In force: 46 min
Issued by: NWS Atlanta, GA
Wind: 50

County Whitfield County, GA

The radar

The Northeast Alabama radar (KHTX), 114 km from the middle of the area, began a volume at 18:16 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, 6.2 hours before the alert went out and 179 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: 621 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 249 m²/s²
0-3 km storm-relative helicity: 271 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Atlanta, GA wrote its last area forecast discussion before this special weather statement went out at Nov 1, 1:48 PM EDT, 26 minutes earlier.

Area forecast discussion, Nov 1, 1:48 PM EDT, 26 minutes before

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Hazardous weather outlook, Nov 1, 6:04 AM EDT, 8 hours 10 minutes before

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In the hours before

Special weather statement, Nov 1, 12:54 PM EDT, 1 hour 20 minutes before

Special Weather Statement
National Weather Service Peachtree City GA
1254 PM EDT THU NOV 1 2018

GAZ001>003-011-011800-
Chattooga GA-Catoosa GA-Walker GA-Dade GA-
1254 PM EDT THU NOV 1 2018

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN CHATTOOGA...
NORTHWESTERN CATOOSA...WESTERN WALKER AND DADE COUNTIES UNTIL 200 PM
EDT...

At 1254 PM EDT...a line of strong thunderstorms was along a line
extending from New Hope to Rosalie to near Crossville...and moving
east at 25 mph.

  HAZARD...40 to 50 mph wind and heavy rain.

  IMPACT...Expect minor damage to tree limbs and blowing around of
           light...unsecured objects. Heavy rain may cause temporary
           street flooding especially in poor drainage areas.

Some locations in the path of these storms include
Trenton, Fort Oglethorpe, Rossville, Chickamauga, Lookout Mountain,
Menlo, Rising Fawn, Lakeview, Cole City, Wildwood, Fairview,
Stephensville, Cloudland, Chattanooga  Valley, New England,
Morganville, Cloudland Canyon State Park, Hooker, Cooper Heights and
East Ridge.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. Motorists should
slow down and be prepared for possible loss of control due to
hydroplaning.

LAT...LON 3499 8522 3482 8525 3437 8548 3498 8560
TIME...MOT...LOC 1654Z 250DEG 23KT 3499 8570 3468 8576 3429 8595

WIND...50MPH

Special weather statement, Nov 1, 1:11 PM EDT, 1 hour 3 minutes before

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Special weather statement, Nov 1, 1:50 PM EDT, 24 minutes before

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Special weather statement, Nov 1, 1:54 PM EDT, 20 minutes before

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Special weather statement, Nov 1, 2:14 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 1, 12:54 PM EDT	Special Weather Statement	FFC	Dade, Walker	66 min
Nov 1, 1:07 PM EDT	Tornado Warning	FFC	Catoosa, Dade, Walker	38 min
Nov 1, 1:11 PM EDT	Special Weather Statement	FFC	Chattahoochee, Harris, Heard, Meriwether, Muscogee, Stewart and 1 more	34 min
Nov 1, 1:39 PM EDT	Tornado Warning	FFC	Catoosa, Walker	36 min
Nov 1, 1:50 PM EDT	Special Weather Statement	FFC	Clayton, Coweta, Douglas, Fayette, Fulton	25 min
Nov 1, 1:54 PM EDT	Special Weather Statement	FFC	Chattahoochee, Harris, Marion, Meriwether, Muscogee, Pike and 4 more	36 min
Nov 1, 2:04 PM EDT	Tornado Warning	FFC	Coweta, Fayette	12 min
Nov 1, 2:21 PM EDT	Special Weather Statement	FFC	Clayton, DeKalb, Fayette, Henry, Spalding	39 min
Nov 1, 2:27 PM EDT	Special Weather Statement	FFC	Crawford, Lamar, Macon, Pike, Schley, Sumter and 3 more	48 min
Nov 1, 2:38 PM EDT	Special Weather Statement	FFC	Cherokee	52 min
Nov 1, 3:11 PM EDT	Special Weather Statement	FFC	Bibb, Butts, Crawford, Dooly, Henry, Houston and 5 more	49 min
Nov 1, 3:47 PM EDT	Special Weather Statement	FFC	Bleckley, Crisp, Houston, Pulaski, Twiggs	43 min
Nov 1, 3:50 PM EDT	Special Weather Statement	FFC	Bibb, Jasper, Jones, Morgan	40 min
Nov 1, 4:27 PM EDT	Special Weather Statement	FFC	Dodge, Laurens, Wilcox, Wilkinson	48 min
Nov 1, 4:30 PM EDT	Special Weather Statement	FFC	Baldwin, Greene, Oglethorpe, Putnam	45 min

Nearby

Special Weather Statements in Georgia, 2018 Every special weather statement 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.