Alert archive / Georgia / Mesoscale Discussions in 2005

Mesoscale Discussion 388

March 25, 200511 counties in Georgia; Beaufort County, Jasper County, South Carolina

The Storm Prediction Center issued this mesoscale discussion at Mar 25, 2005, 11:22 AM EST for 11 counties in Georgia; Beaufort County, Jasper County, South Carolina. It was in force for 113 min.

The area

The outline as issued.

The facts

Issued: Mar 25, 2005, 11:22 AM EST (16:22 UTC)
Expired: Mar 25, 2005, 1:15 PM EST
In force: 113 min
Issued by: the Storm Prediction Center

Counties Bryan County, GA, Bulloch County, GA, Candler County, GA, Chatham County, GA, Effingham County, GA, Evans County, GA, Liberty County, GA, Long County, GA, Montgomery County, GA, Tattnall County, GA, Toombs County, GA, Beaufort County, SC, Jasper County, SC

The radar

The Charleston,SC radar (KCLX), 75 km from the middle of the area, began a volume at 16:23 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 12:00Z, 4.4 hours before the alert went out and 167 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: 1183 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 48 m²/s²
0-3 km storm-relative helicity: 190 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 25, 2:55 AM EST	Mesoscale Discussion	SPC	Atkinson, Bacon, Baker, Berrien, Brantley, Brooks and 25 more	95 min
Mar 25, 5:35 AM EST	Severe Thunderstorm Watch	SPC	Appling, Atkinson, Bacon, Baker, Ben Hill, Berrien and 31 more	7 hr
Mar 25, 8:05 AM EST	Mesoscale Discussion	SPC	Appling, Atkinson, Bacon, Baker, Ben Hill, Berrien and 36 more	85 min
Mar 25, 8:48 AM EST	Mesoscale Discussion	SPC	Bryan, Bulloch, Chatham, Effingham, Evans, Screven	27 min
Mar 25, 8:55 AM EST	Severe Thunderstorm Watch	SPC	Bryan, Bulloch, Candler, Chatham, Effingham, Evans and 3 more	6 hr

Nearby

Mesoscale Discussions in Georgia, 2005 Mesoscale Discussions in South Carolina, 2005 Every mesoscale discussion in 2005

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.