Alert archive / North Carolina / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 119, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 11, 2001, 6:17 PM EDT for Davie County, Rowan County, North Carolina. It was in force for 43 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
- Aug 11, 2001, 6:17 PM EDT (22:17 UTC)
- Expired
- Aug 11, 2001, 7:00 PM EDT
- In force
- 43 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
Counties Davie County, NC, Rowan County, NC
The radar
The Roanoke radar (KFCX), 140 km from the middle of the area, began a volume at 22:19 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 |
|---|---|---|---|
| Aug 11, 6:30 PM EDT | Thunderstorm Wind 50 E | Mocksville, NC | Several trees blown down along U.S. 64 east of town. This damage was due to the same thunderstorm complex that was also affecting Rowan County at the same time. |
| Aug 11, 6:30 PM EDT | Thunderstorm Wind 50 E | Countywide, NC | A few trees were blown down in scattered locations across the county. |
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
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.3 hours before the alert went out and 66 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
- 254 J/kg
- Mixed-layer CIN
- -283 J/kg
- Mixed-layer LCL
- 1204 m above ground
- 0-6 km bulk shear
- 1 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
510 WUUS52 KGSP 112218 SVRGSP NCC059-159-112300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 617 PM EDT SAT AUG 11 2001 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN DAVIE COUNTY IN THE PIEDMONT OF NORTH CAROLINA NORTHERN ROWAN COUNTY IN THE PIEDMONT OF NORTH CAROLINA * UNTIL 700 PM EDT * AT 617 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM WITH DAMAGING WINDS 9 MILES SOUTHWEST OF MOCKSVILLE... OR ABOUT 3 MILES WEST OF WOODLEAF...MOVING NORTH AT 10 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... COOLEEMEE AT 620 PM EDT MOCKSVILLE AT 650 PM EDT PEOPLE IN THE PATH OF THIS SEVERE THUNDERSTORM SHOULD BE ALERT FOR LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN CAN OCCUR WITH ANY THUNDERSTORM. $$ MCAVOY
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 Aug 11, 2:35 PM EDT, 3 hours 42 minutes earlier.
Area forecast discussion, Aug 11, 2:35 PM EDT, 3 hours 42 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 235 PM EDT SAT AUG 11 2001 IMPULSES ROUNDING UPPER LEVEL TROUGH TO MOVE THROUGH AREA NEXT SEVERAL DAYS. PLENTY OF MOISTURE TO SUPPORT CONVECTION THIS EVENING. NC MOUNTAINS/FOOTHILLS ALREADY HAVE SUBSTANTIAL COVERAGE DESPITE LIMITED CAPE...AND WILL CONTINUE LIKELY THERE TONIGHT...WITH 50 POP E. BEST OMEGA AND DEEPEST MOISTURE SUN AFTERNOON AND EVENING... SUPPORTING LIKELY POPS. ON MON...MODELS SHOW LITTLE UPPER LEVEL ENERGY...AND ALTHOUGH LESS MOISTURE MON THAN ON SUN...STILL PLENTY FOR SCATTERED CONVECTION...AND WILL LEAVE POP AT 50. MINIMUM TEMPERATURES NEAR PERSISTENCE...WITH SLIGHT COOLING OF MAXIMUMS IN CLOUDS/PRECIP. IN EXTENDED...COLD FRONT IN AREA TUE...DRYING AREA OUT FOR WED. MOISTURE RETURNS N THU...WITH ANOTHER COLD FRONT MOVING THROUGH FRI. DRYING FROM N SAT. UNDERCUT GUIDANCE TEMPERATURES FRI SAT WITH SECOND FRONT. FCSTID = 7 GSP 72 85 72 85 / 50 60 60 50 AND 73 86 73 86 / 50 60 60 50 CLT 71 84 71 84 / 50 60 60 50 HKY 70 83 70 82 / 60 60 60 50 AVL 69 81 69 81 / 60 70 60 50 .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 |
|---|---|---|---|---|
| Aug 11, 5:19 PM EDT | Severe Thunderstorm Warning | GSP | Davie | 41 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.