Alert archive / Georgia / Special Weather Statements in 2020

Special Weather Statement, NWS Atlanta, GA

January 11, 2020Toombs County, Georgia

NWS Atlanta, GA issued this special weather statement at Jan 11, 2020, 10:40 PM EST for Toombs County, Georgia. It was in force for 35 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: Jan 11, 2020, 10:40 PM EST (03:40 UTC)
Expired: Jan 11, 2020, 11:15 PM EST
In force: 35 min
Issued by: NWS Atlanta, GA
Wind: 40

County Toombs County, GA

The radar

The Robins AFB radar (KJGX), 119 km from the middle of the area, began a volume at 03:45 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

Charleston AFB, SC (KCHS), launched 00:00Z, 3.7 hours before the alert went out and 248 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: 804 J/kg
Mixed-layer CIN: -35 J/kg
Mixed-layer LCL: 504 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 264 m²/s²
0-3 km storm-relative helicity: 330 m²/s²
Significant tornado parameter: 1.1
Supercell composite: 6.5

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 Jan 11, 10:05 PM EST, 35 minutes earlier.

Area forecast discussion, Jan 11, 10:05 PM EST, 35 minutes before

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Hazardous weather outlook, Jan 11, 10:11 PM EST, 29 minutes before

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In the hours before

Local storm report, Jan 11, 9:51 PM EST, 49 minutes before

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Local storm report, Jan 11, 9:56 PM EST, 44 minutes before

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Special weather statement, Jan 11, 10:02 PM EST, 38 minutes before

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Special weather statement, Jan 11, 10:16 PM EST, 24 minutes before

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Local storm report, Jan 11, 10:38 PM EST, 2 minutes before

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Special weather statement, Jan 11, 10:40 PM EST, 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
Jan 11, 7:14 PM EST	Severe Thunderstorm Warning	FFC	Dooly, Houston, Macon, Peach, Sumter, Twiggs	46 min
Jan 11, 7:22 PM EST	Special Weather Statement	FFC	Baldwin, Greene, Hancock, Jones, Taliaferro, Wilkes	38 min
Jan 11, 7:43 PM EST	Severe Thunderstorm Warning	FFC	Baldwin, Bibb, Jones, Twiggs, Washington, Wilkinson	47 min
Jan 11, 7:54 PM EST	Severe Thunderstorm Warning	FFC	Bleckley, Dodge, Houston, Laurens, Pulaski, Twiggs and 1 more	51 min
Jan 11, 7:56 PM EST	Special Weather Statement	FFC	Glascock, Hancock, Taliaferro, Warren, Wilkes	49 min
Jan 11, 7:58 PM EST	Special Weather Statement	FFC	Crisp, Dodge, Pulaski, Wilcox	62 min
Jan 11, 8:01 PM EST	Severe Thunderstorm Warning	FFC	Wilkes	29 min
Jan 11, 8:07 PM EST	Tornado Warning	FFC	Wilkes	13 min
Jan 11, 8:16 PM EST	Special Weather Statement	FFC	Houston	14 min
Jan 11, 8:20 PM EST	Severe Thunderstorm Warning	FFC	Baldwin, Glascock, Hancock, Jefferson, Taliaferro, Warren and 2 more	40 min
Jan 11, 8:30 PM EST	Special Weather Statement	FFC	Johnson, Washington	30 min
Jan 11, 9:00 PM EST	Special Weather Statement	FFC	Jefferson, Johnson	30 min
Jan 11, 9:02 PM EST	Special Weather Statement	FFC	Wilcox	28 min
Jan 11, 9:27 PM EST	Special Weather Statement	FFC	Dodge, Telfair, Wheeler	48 min
Jan 11, 10:02 PM EST	Special Weather Statement	FFC	Emanuel, Treutlen	28 min
Jan 11, 10:16 PM EST	Special Weather Statement	FFC	Montgomery, Telfair, Wheeler	44 min
Jan 12, 1:19 AM EST	Special Weather Statement	FFC	Emanuel, Montgomery	26 min
Jan 12, 3:11 PM EST	Special Weather Statement	FFC	Emanuel	34 min

Nearby

Special Weather Statements in Georgia, 2020 Every special weather statement in 2020

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.