Alert archive / North Carolina / Flash Flood Watches in 2015

Flash Flood Watch 2, NWS Greenville-Spartanburg, SC

July 3, 20156 counties in North Carolina; 6 counties in Georgia

NWS Greenville-Spartanburg, SC issued this flash flood watch at Jul 3, 2015, 2:53 PM EDT for 6 counties in North Carolina; 6 counties in Georgia. It took effect at Jul 3, 2015, 4:00 PM EDT. It was in force for 52 hr.

The area

The counties it named.

The facts

Issued: Jul 3, 2015, 2:53 PM EDT (18:53 UTC)
In effect from: Jul 3, 2015, 4:00 PM EDT
Expired: Jul 5, 2015, 8:00 PM EDT
In force: 52 hr
Issued by: NWS Greenville-Spartanburg, SC
Flood severity: None

Counties Elbert County, GA, Franklin County, GA, Habersham County, GA, Hart County, GA, Rabun County, GA, Stephens County, GA, Graham County, NC, Haywood County, NC, Jackson County, NC, Macon County, NC, Madison County, NC, Swain County, NC

The radar

The Greer radar (KGSP), 93 km from the middle of the area, began a volume at 18:56 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, 6.9 hours before the alert went out and 212 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: 1065 J/kg
Mixed-layer CIN: -19 J/kg
Mixed-layer LCL: 838 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 161 m²/s²
0-3 km storm-relative helicity: 161 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before this flash flood watch went out at Jul 3, 2:00 PM EDT, 53 minutes earlier.

Area forecast discussion, Jul 3, 2:00 PM EDT, 53 minutes before

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Hazardous weather outlook, Jul 3, 11:14 AM EDT, 3 hours 39 minutes before

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In the hours before

Special weather statement, Jul 3, 8:55 AM EDT, 5 hours 58 minutes before

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Special weather statement, Jul 3, 8:55 AM EDT, 5 hours 58 minutes before

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Local storm report, Jul 3, 9:02 AM EDT, 5 hours 51 minutes before

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Special weather statement, Jul 3, 9:15 AM EDT, 5 hours 38 minutes before

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The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 3, 6:50 PM EDT	Special Weather Statement	GSP	Davie	55 min
Jul 3, 8:55 AM EDT	Special Weather Statement	GSP	Abbeville, Anderson, Greenwood, Oconee, Pickens	20 min
Jul 3, 7:55 AM EDT	Special Weather Statement	GSP	Elbert, Franklin, Habersham, Hart, Rabun, Stephens	80 min
Jul 3, 9:15 AM EDT	Special Weather Statement	GSP	Elbert, Franklin, Habersham, Hart, Rabun, Stephens	2 hr
Jul 3, 9:31 AM EDT	Areal Flood Advisory	GSP	Elbert	119 min

Nearby

Flash Flood Watches in North Carolina, 2015 Flash Flood Watches in Georgia, 2015 Flash Flood Watches in South Carolina, 2015 Every flash flood watch in 2015

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.