Alert archive / North Carolina / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 233, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 22, 2002, 5:14 PM EDT for Union County, North Carolina. It was in force for 46 min. 1 report 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 22, 2002, 5:14 PM EDT (21:14 UTC)
- Expired
- Jul 22, 2002, 6:00 PM EDT
- In force
- 46 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Union County, NC
The radar
The Columbia radar (KCAE), 128 km from the middle of the area, began a volume at 21:16 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 22, 5:20 PM EDT | Thunderstorm Wind 55 E | Monroe, NC | Numerous trees were blown down. |
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, 9.2 hours before the alert went out and 134 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
- 1105 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 1028 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- -8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
733 WUUS52 KGSP 222114 SVRGSP NCC179-222200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 514 PM EDT MON JUL 22 2002 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... UNION COUNTY IN THE PIEDMONT OF NORTH CAROLINA * UNTIL 600 PM EDT * AT 513 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM 3 MILES NORTHEAST OF MONROE...MOVING NORTHWEST AT 15 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... MONROE AT 515 PM EDT. FAIRVIEW AT 530 PM EDT. INDIAN TRAIL AT 545 PM EDT. STALLINGS AT 550 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. $$ JONES/HANDEL
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 22, 2:18 PM EDT, 2 hours 56 minutes earlier.
Area forecast discussion, Jul 22, 2:18 PM EDT, 2 hours 56 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 218 PM EDT MON JUL 22 2002 COLD FRONT APPROACHING FROM NORTHWEST TUE NIGHT PROGGED TO HANG UP IN NC MTS FOR SEVERAL DAYS THEN FIZZLING BY SATURDAY. LOW LEVEL MOISTURE INCREASES TUE AND WED COINCIDING WITH APPROACHING FRONT...PERSISTING THRU SATURDAY. VORTICITY INCREASES TUE...THEN A STRONG VORT MAX OVER CWA BY WED EVE. MODELS IN GOOD AGREEMENT FOR SCATTERED SHWRS AND STORMS EVERY AFTN AND EVE THRU SAT. SILENT 20S FOR SUN AND MON WITH ONLY MARGINAL INSTABILITY AND MOISTURE. SLIGHT WARMING TREND THROUGH THE WEEK DUE TO DECREASING CLOUD COVER AS FRONT DISSIPATES. LOWER 90S MOST PIEDMONT AND FOOTHILL LOCATIONS BY END OF THE WEEK. FCSTID = GSP 71 90 72 87 / 40 50 50 50 AND 71 90 72 87 / 40 50 50 50 CLT 70 90 72 88 / 50 50 50 50 HKY 69 87 70 86 / 50 50 50 50 AVL 64 84 67 83 / 40 50 40 50 .GSP... GA...NONE. NC...NONE. SC...NONE. LAMB/DICARLO
In the hours before
Local storm report, Jul 22, 4:17 PM EDT, 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
417 PM EDT MON JUL 22 2002
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
335 PM 2 W CHEROKEE NC .75 INCH HAIL
07/22/02 SWAIN DISPATCH RELAYED REPORT
OF LARGE HAIL JUST ACROSS
THE MOUNTAIN FROM
CHEROKEE
JONESLocal storm report, Jul 22, 5:08 PM EDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
508 PM EDT MON JUL 22 2002
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
445 PM 1 NW CONCORD NC WIND DAMAGE
07/22/02 CABARRUS NUMEROUS TREES REPORTED
DOWN AT CITY LIMITS. ALSO
HAIL OF UNKNOWN SIZE.
REPORTED BY SHERRIFF.
LAMBLocal storm report, Jul 22, 5:13 PM EDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
513 PM EDT MON JUL 22 2002
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
510 PM CONCORD NC .75 INCH HAIL
07/22/02 CABARRUS SPOTTER REPORTED DIME
SIZE HAIL NEAR I-85 IN
CONCORD.
LAMBThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 22, 3:26 PM EDT | Severe Thunderstorm Warning | GSP | Swain | 64 min |
| Jul 22, 4:44 PM EDT | Severe Thunderstorm Warning | GSP | Cabarrus | 46 min |
| Jul 22, 7:46 PM EDT | Severe Thunderstorm Warning | GSP | Cleveland, Rutherford | 44 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2002Every severe thunderstorm warning in 2002
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.