Alert archive / Georgia / Heat Advisories in 2010

Heat Advisory 13, NWS Charleston, SC

July 14, 20108 counties in Georgia; 5 counties in South Carolina

NWS Charleston, SC issued this heat advisory at Jul 14, 2010, 3:10 AM EDT for 8 counties in Georgia; 5 counties in South Carolina. It took effect at Jul 14, 2010, 12:00 PM EDT. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued: Jul 14, 2010, 3:10 AM EDT (07:10 UTC)
In effect from: Jul 14, 2010, 12:00 PM EDT
Expired: Jul 14, 2010, 2:28 PM EDT
In force: 2 hr
Issued by: NWS Charleston, SC

Counties Bulloch County, GA, Candler County, GA, Effingham County, GA, Evans County, GA, Jenkins County, GA, Long County, GA, Screven County, GA, Tattnall County, GA, Allendale County, SC, Berkeley County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC

The radar

The Charleston,SC radar (KCLX), 33 km from the middle of the area, began a volume at 07:11 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 00:00Z, 7.2 hours before the alert went out and 304 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: 963 J/kg
Mixed-layer CIN: -83 J/kg
Mixed-layer LCL: 866 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 74 m²/s²
0-3 km storm-relative helicity: 113 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.1

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Charleston, SC wrote its last area forecast discussion before this heat advisory went out at Jul 14, 1:42 AM EDT, 1 hour 28 minutes earlier.

Area forecast discussion, Jul 14, 1:42 AM EDT, 1 hour 28 minutes before

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Hazardous weather outlook, Jul 13, 7:15 PM EDT, 7 hours 55 minutes before

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The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 14, 5:08 PM EDT	Special Weather Statement	CHS	Bryan	52 min
Jul 14, 5:37 PM EDT	Severe Thunderstorm Warning	CHS	Bryan, Chatham, Effingham, Evans, Liberty	53 min
Jul 14, 5:51 PM EDT	Special Weather Statement	CHS	Chatham	24 min
Jul 14, 6:08 PM EDT	Severe Thunderstorm Warning	CHS	Chatham, Effingham	48 min
Jul 14, 3:03 PM EDT	Special Weather Statement	CHS	Georgetown	27 min
Jul 14, 4:51 PM EDT	Special Weather Statement	CHS	Berkeley	24 min
Jul 14, 5:08 PM EDT	Areal Flood Advisory	CHS	Berkeley	101 min
Jul 14, 5:20 PM EDT	Special Weather Statement	CHS	Colleton	25 min
Jul 14, 6:03 PM EDT	Special Weather Statement	CHS	Beaufort	27 min
Jul 14, 6:27 PM EDT	Special Weather Statement	CHS	Jasper	33 min
Jul 14, 7:13 PM EDT	Special Weather Statement	CHS	Beaufort	32 min

Nearby

Heat Advisories in Georgia, 2010 Heat Advisories in South Carolina, 2010 Every heat advisory in 2010

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.