Alert archive / Georgia / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 108, NWS Tallahassee, FL

June 27, 2013Baker County, Mitchell County, Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at Jun 27, 2013, 2:10 PM EDT for Baker County, Mitchell County, Georgia. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 27, 2013, 2:10 PM EDT (18:10 UTC)
Expired: Jun 27, 2013, 3:00 PM EDT
In force: 50 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon

Counties Baker County, GA, Mitchell County, GA

The radar

The Tallahassee radar (KTLH), 98 km from the middle of the area, began a volume at 18:10 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 234 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: 1782 J/kg
Mixed-layer CIN: -17 J/kg
Mixed-layer LCL: 682 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: -19 m²/s²
0-3 km storm-relative helicity: 22 m²/s²
Significant tornado parameter: -0.1
Supercell composite: -0.7

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Tallahassee, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 27, 11:48 AM EDT, 2 hours 22 minutes earlier.

Area forecast discussion, Jun 27, 11:48 AM EDT, 2 hours 22 minutes before

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In the hours before

Local storm report, Jun 27, 12:12 PM EDT, 1 hour 58 minutes before

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Special weather statement, Jun 27, 2:05 PM EDT, 5 minutes before

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The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 27, 11:46 AM EDT	Special Marine Warning	TAE		59 min
Jun 27, 5:21 PM EDT	Special Weather Statement	TAE	Jefferson	39 min
Jun 27, 2:05 PM EDT	Special Weather Statement	TAE	Baker	25 min
Jun 27, 2:15 PM EDT	Special Weather Statement	TAE	Mitchell	60 min
Jun 27, 2:48 PM EDT	Special Weather Statement	TAE	Worth	57 min
Jun 27, 3:00 PM EDT	Special Weather Statement	TAE	Mitchell	60 min
Jun 27, 3:07 PM EDT	Severe Thunderstorm Warning	TAE	Grady, Mitchell, Thomas	38 min
Jun 27, 3:35 PM EDT	Special Weather Statement	TAE	Colquitt	40 min
Jun 27, 3:57 PM EDT	Special Weather Statement	TAE	Berrien, Cook	48 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2013 Every severe thunderstorm warning in 2013

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.