Alert archive / North Carolina / Flood Watches in 2011
Flood Watch 3, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this flood watch at Nov 27, 2011, 2:50 PM EST for 9 counties in North Carolina; Habersham County, Rabun County, Stephens County, Georgia. It took effect at Nov 28, 2011, 12:00 AM EST. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Nov 27, 2011, 2:50 PM EST (19:50 UTC)
- In effect from
- Nov 28, 2011, 12:00 AM EST
- Expired
- Nov 28, 2011, 10:55 AM EST
- In force
- 11 hr
- Issued by
- NWS Greenville-Spartanburg, SC
- Flood severity
- None
Counties Habersham County, GA, Rabun County, GA, Stephens County, GA, Buncombe County, NC, Graham County, NC, Haywood County, NC, Henderson County, NC, Jackson County, NC, Macon County, NC, Madison County, NC, Swain County, NC, Transylvania County, NC
The radar
The Greer radar (KGSP), 92 km from the middle of the area, began a volume at 19:48 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, 7.8 hours before the alert went out and 243 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.
- Mixed-layer CAPE
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 832 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 334 m²/s²
- 0-3 km storm-relative helicity
- 308 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this 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 flood watch went out at Nov 27, 2:41 PM EST, 9 minutes earlier.
Area forecast discussion, Nov 27, 2:41 PM EST, 9 minutes before
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</html>Hazardous weather outlook, Nov 27, 7:20 AM EST, 7 hours 30 minutes before
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</html>Nearby
Flood Watches in North Carolina, 2011Flood Watches in Georgia, 2011Flood Watches in South Carolina, 2011Every flood watch in 2011
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.