Alert archive / Georgia / Special Weather Statements in 2017

Special Weather Statement, NWS Atlanta, GA

October 8, 2017Glascock County, Johnson County, Warren County, Georgia

NWS Atlanta, GA issued this special weather statement at Oct 8, 2017, 3:28 PM EDT for Glascock County, Johnson County, Warren County, Georgia. It was in force for 32 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 8, 2017, 3:28 PM EDT (19:28 UTC)
Expired: Oct 8, 2017, 4:00 PM EDT
In force: 32 min
Issued by: NWS Atlanta, GA
Wind: 40

Counties Glascock County, GA, Johnson County, GA, Warren County, GA

The radar

The Robins AFB radar (KJGX), 79 km from the middle of the area, began a volume at 19:27 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, 7.5 hours before the alert went out and 173 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: 333 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 592 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 210 m²/s²
0-3 km storm-relative helicity: 242 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.2

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 Oct 8, 2:55 PM EDT, 33 minutes earlier.

Area forecast discussion, Oct 8, 2:55 PM EDT, 33 minutes before

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Hazardous weather outlook, Oct 8, 11:23 AM EDT, 4 hours 5 minutes before

Hazardous Weather Outlook
National Weather Service Peachtree City GA
1123 AM EDT Sun Oct 8 2017

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-091530-
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-
1123 AM EDT Sun Oct 8 2017

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

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

...A Flash Flood Watch and Wind Advisory are in effect across
portions of North Georgia this afternoon and tonight...

Periods of showers and thunderstorms will continue today in
association with Tropical Depression Nate. Some thunderstorms
could be strong to severe with brief, spin-up tornadoes, damaging
winds, and locally heavy rainfall. In addition, a Flash Flood
Watch is in effect for portions of north Georgia through Monday
morning, with a total of 3 to 5 inches of rain expected. A Wind
Advisory is in effect for portions of north Georgia through
midnight tonight for wind gusts of 20 to 30 mph. Gusts of 35 to 40
mph may be possible in the higher elevations of north Georgia.

.DAYS TWO THROUGH SEVEN...Monday through Saturday...

Despite Nate exiting the area by Monday, there will be continued
shower and storm chances through midweek. At this time, no severe
weather is expected Tuesday through Friday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is request for today across west central and
portions of north Georgia.

In the hours before

Local storm report, Oct 8, 2:56 PM EDT, 32 minutes before

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Local storm report, Oct 8, 3:00 PM EDT, 28 minutes before

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Local storm report, Oct 8, 3:02 PM EDT, 26 minutes before

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Local storm report, Oct 8, 3:09 PM EDT, 19 minutes before

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Local storm report, Oct 8, 3:12 PM EDT, 16 minutes before

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Special weather statement, Oct 8, 3:28 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
Oct 8, 10:31 AM EDT	Special Weather Statement	FFC	Cobb, Fulton	44 min
Oct 8, 11:05 AM EDT	Special Weather Statement	FFC	Cherokee, Pickens	40 min
Oct 8, 11:08 AM EDT	Wind Advisory	FFC	Bartow, Catoosa, Chattooga, Cherokee, Dade, Dawson and 13 more	10 hr
Oct 8, 11:35 AM EDT	Special Weather Statement	FFC	Houston, Pulaski, Wilcox	40 min
Oct 8, 11:44 AM EDT	Special Weather Statement	FFC	Gilmer, Murray, Pickens	46 min
Oct 8, 11:53 AM EDT	Special Weather Statement	FFC	Dawson, Forsyth, Gwinnett, Hall, Lumpkin	52 min
Oct 8, 12:22 PM EDT	Special Weather Statement	FFC	Bibb, Bleckley, Houston, Pulaski, Twiggs, Wilcox	38 min
Oct 8, 12:26 PM EDT	Special Weather Statement	FFC	Fannin, Hall, Lumpkin, Union	49 min
Oct 8, 1:01 PM EDT	Special Weather Statement	FFC	Bleckley	44 min
Oct 8, 1:18 PM EDT	Special Weather Statement	FFC	Hall, Towns, White	42 min
Oct 8, 1:29 PM EDT	Special Weather Statement	FFC	Bleckley	16 min
Oct 8, 1:34 PM EDT	Special Weather Statement	FFC	Wilkinson	26 min
Oct 8, 1:46 PM EDT	Special Weather Statement	FFC	Wilkinson	29 min
Oct 8, 1:50 PM EDT	Severe Thunderstorm Warning	FFC	Baldwin	25 min
Oct 8, 2:15 PM EDT	Special Weather Statement	FFC	Wilkinson	30 min
Oct 8, 2:23 PM EDT	Special Weather Statement	FFC	Clarke, Greene, Oconee	22 min
Oct 8, 2:54 PM EDT	Special Weather Statement	FFC	Washington	36 min
Oct 8, 3:03 PM EDT	Severe Thunderstorm Warning	FFC	Washington	27 min
Oct 8, 3:59 PM EDT	Special Weather Statement	FFC	Glascock, Jefferson, Warren, Wilkes	31 min

Nearby

Special Weather Statements in Georgia, 2017 Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.