Alert archive / North Carolina / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 114, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 9, 2001, 1:58 AM EDT for Graham County, Swain County, North Carolina. It was in force for 62 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 9, 2001, 1:58 AM EDT (05:58 UTC)
- Expired
- Jul 9, 2001, 3:00 AM EDT
- In force
- 62 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
Counties Graham County, NC, Swain County, NC
The radar
The Knoxville radar (KMRX), 87 km from the middle of the area, began a volume at 06:02 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 9, 2:30 AM EDT | Thunderstorm Wind 50 E | Bryson City, NC | Four reports of trees blown down around town. |
| Jul 9, 2:40 AM EDT | Thunderstorm Wind 50 E | Fontana Vlg, NC | Large branches blown onto area roads overnight. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 6.0 hours before the alert went out and 240 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
- 1736 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 1389 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 Greenville-Spartanburg, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 8, 9:50 PM EDT, 4 hours 8 minutes earlier.
Area forecast discussion, Jul 8, 9:50 PM EDT, 4 hours 8 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 950 PM EDT SUN JUL 8 2001 PLAN ON ISSUING ZFP UPDATE NEAR 10 PM COINCIDENT WITH WATCH EXPIRATION. KGSP RADAR LOOPS SHOW TSTMS GRADUALLY WEAKENING ALONG SOUTHERN & WESTERN EDGES OF CWFA & A SHRINKING AREA OF STRATIFORM RAIN IN THEIR WAKE. NEXT CONVECTIVE COMPLEX IS JUST SOUTH OF OHIO RIVER & CONTINUING TO PROGRESS RAPIDLY SWD. EVEN THOUGH CWFA HAS BEEN WORKED OVER PRETTY WELL THIS EVENING...WITH LAPS DATA SHOWING JUST A FEW HUNDRED CAPE OVER WESTERN & SOUTHERN SECTIONS...WILL KEEP LIKELY POPS IN MTNS & TAPER TO CHC PIEDMONT. KGSP STP SHOWS SOME 1.5 TO 2 INCH PIXELS...BUT DEEP CONVECTION MOVED RATHER RAPIDLY ACRS THE AREA THIS EVENING...TO KEEP MANY AREAS WITH JUST LIGHT TO MODERATE RAINFALL TOTALS...SO DON'T PLAN ON ANY FFA. FCSTID = 55 GSP 71 87 72 92 / 50 40 30 30 AND 71 87 72 92 / 50 40 30 30 CLT 71 87 72 9 2 / 40 40 30 30 HKY 69 86 69 90 / 60 40 30 30 AVL 65 82 65 87 / 70 40 30 30 .GSP... GA...NONE. NC...NONE. SC...NONE.
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 4:39 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville, Anderson | 66 min |
| Jul 8, 8:18 PM EDT | Severe Thunderstorm Warning | GSP | Graham | 57 min |
| Jul 9, 1:20 AM EDT | Severe Thunderstorm Warning | GSP | Haywood, Madison | 40 min |
| Jul 8, 9:01 PM EDT | Severe Thunderstorm Warning | GSP | Habersham, Rabun | 44 min |
| Jul 9, 3:50 PM EDT | Severe Thunderstorm Warning | GSP | Hart | 40 min |
| Jul 9, 4:51 PM EDT | Severe Thunderstorm Warning | GSP | Habersham | 39 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2001Every severe thunderstorm warning in 2001
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.