Alert archive / Georgia / Special Weather Statements in 2018

Special Weather Statement, NWS Atlanta, GA

August 8, 2018Fannin County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 8, 2018, 12:41 PM EDT for Fannin 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: Aug 8, 2018, 12:41 PM EDT (16:41 UTC)
Expired: Aug 8, 2018, 1:15 PM EDT
In force: 34 min
Issued by: NWS Atlanta, GA
Hail: 0.25 in
Wind: 40

County Fannin County, GA

The radar

The Northeast Alabama radar (KHTX), 156 km from the middle of the area, began a volume at 16:40 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, 4.7 hours before the alert went out and 162 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: 95 J/kg
Mixed-layer CIN: -190 J/kg
Mixed-layer LCL: 1491 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: -42 m²/s²
0-3 km storm-relative helicity: -51 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 Aug 8, 11:27 AM EDT, 1 hour 14 minutes earlier.

Area forecast discussion, Aug 8, 11:27 AM EDT, 1 hour 14 minutes before

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Hazardous weather outlook, Aug 8, 11:47 AM EDT, 54 minutes before

Hazardous Weather Outlook
National Weather Service Peachtree City GA
1147 AM EDT Wed Aug 8 2018

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-091600-
Baldwin-Banks-Barrow-Bartow-Bibb-Bleckley-Butts-Carroll-Catoosa-
Chattahoochee-Chattooga-Cherokee-Clarke-Clayton-Cobb-Coweta-
Crawford-Crisp-Dade-Dawson-DeKalb-Dodge-Dooly-Douglas-Emanuel-
Fannin-Fayette-Floyd-Forsyth-Gilmer-Glascock-Gordon-Greene-
Gwinnett-Hall-Hancock-Haralson-Harris-Heard-Henry-Houston-Jackson-
Jasper-Jefferson-Johnson-Jones-Lamar-Laurens-Lumpkin-Macon-
Madison-Marion-Meriwether-Monroe-Montgomery-Morgan-Murray-
Muscogee-Newton-North Fulton-Oconee-Oglethorpe-Paulding-Peach-
Pickens-Pike-Polk-Pulaski-Putnam-Rockdale-Schley-South Fulton-
Spalding-Stewart-Sumter-Talbot-Taliaferro-Taylor-Telfair-Toombs-
Towns-Treutlen-Troup-Twiggs-Union-Upson-Walker-Walton-Warren-
Washington-Webster-Wheeler-White-Whitfield-Wilcox-Wilkes-
Wilkinson-
1147 AM EDT Wed Aug 8 2018

This Hazardous Weather Outlook is for portions of North and Central Georgia.

.DAY ONE...This Afternoon and Tonight...

Scattered to numerous thunderstorms are expected this afternoon
and evening. Thunderstorms should develop after noon, especially
over north Georgia and increase in coverage as they move south
during the afternoon and evening. Some storms could be strong to
severe with damaging winds, frequent lightning, large hail up to 1
inch in diameter and heavy rain.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday...

Scattered showers and thunderstorms are expected each day, mainly
during the afternoon and evening. Widespread severe weather is
not anticipated, however, some storms could produce strong winds,
frequent lightning and heavy rain.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed through tonight.

In the hours before

Local storm report, Aug 8, 7:49 AM EDT, 4 hours 52 minutes before

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Local storm report, Aug 8, 7:56 AM EDT, 4 hours 45 minutes before

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Special weather statement, Aug 8, 12:41 PM EDT, 0 minutes before

Special Weather Statement
National Weather Service Peachtree City GA
1241 PM EDT WED AUG 8 2018

GAZ006-007-081715-
Gilmer GA-Fannin GA-
1241 PM EDT WED AUG 8 2018

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN GILMER AND FANNIN
COUNTIES UNTIL 115 PM EDT...

At 1240 PM EDT...a strong thunderstorm was over Cherry Log, or near
Blue Ridge...moving east at 15 mph.

  HAZARD...Up to 40 mph wind...pea sized hail and frequent cloud to
           ground lightning.

  IMPACT...Expect minor damage to tree limbs and blowing around of
           light...unsecured objects.

Some locations in the path of this storm include
Blue Ridge, Morganton, Dial, Cherry Log and Loving.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning.

LAT...LON 3478 8449 3487 8449 3492 8421 3475 8421
TIME...MOT...LOC 1640Z 269DEG 12KT 3482 8441

HAIL...0.25IN
WIND...40MPH

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 7, 9:16 PM EDT	Special Weather Statement	FFC	Walker	29 min
Aug 8, 12:57 PM EDT	Special Weather Statement	FFC	Towns	18 min
Aug 8, 2:59 PM EDT	Special Weather Statement	FFC	Catoosa, Dade, Gordon, Murray, Walker, Whitfield	31 min
Aug 8, 3:33 PM EDT	Special Weather Statement	FFC	Catoosa, Chattooga, Murray, Walker, Whitfield	27 min
Aug 8, 3:39 PM EDT	Severe Thunderstorm Warning	FFC	Catoosa, Murray, Whitfield	36 min
Aug 8, 3:43 PM EDT	Severe Thunderstorm Warning	FFC	Chattooga, Walker	32 min
Aug 8, 4:02 PM EDT	Severe Thunderstorm Warning	FFC	Fannin, Gilmer, Murray	28 min
Aug 8, 4:16 PM EDT	Special Weather Statement	FFC	Gordon	29 min
Aug 8, 4:33 PM EDT	Special Weather Statement	FFC	Fannin, Gilmer, Union	27 min
Aug 8, 4:50 PM EDT	Special Weather Statement	FFC	Floyd, Gordon	40 min
Aug 8, 5:00 PM EDT	Special Weather Statement	FFC	Fannin, Gilmer, Pickens, Towns, Union	30 min
Aug 8, 5:31 PM EDT	Special Weather Statement	FFC	Bartow, Floyd, Gordon, Pickens, Polk	29 min
Aug 8, 5:52 PM EDT	Special Weather Statement	FFC	Forsyth, Hall, Jackson	23 min
Aug 8, 6:17 PM EDT	Special Weather Statement	FFC	Banks, Forsyth, Hall, Jackson	28 min
Aug 8, 6:48 PM EDT	Special Weather Statement	FFC	Banks, Barrow, Gwinnett, Hall, Jackson, Madison	27 min
Aug 8, 6:56 PM EDT	Special Weather Statement	FFC	Carroll, Cobb, Douglas, Fulton, Haralson, Paulding	34 min
Aug 8, 7:06 PM EDT	Severe Thunderstorm Warning	FFC	Crawford, Peach	24 min
Aug 8, 7:06 PM EDT	Severe Thunderstorm Warning	FFC	Banks, Barrow, Clarke, Jackson, Madison, Oconee	24 min
Aug 8, 7:36 PM EDT	Special Weather Statement	FFC	Carroll, Douglas	24 min
Aug 8, 7:43 PM EDT	Special Weather Statement	FFC	Crawford	32 min
Aug 8, 7:50 PM EDT	Special Weather Statement	FFC	Twiggs	25 min
Aug 8, 7:53 PM EDT	Severe Thunderstorm Warning	FFC	Crawford, Peach	37 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.