Alert archive / North Carolina / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 21, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Feb 21, 1997, 6:18 PM EST for Union County, North Carolina. It was in force for 12 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 21, 1997, 6:18 PM EST (23:18 UTC)
- Expired
- Feb 21, 1997, 6:30 PM EST
- In force
- 12 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 23:19 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 21, 5:00 PM EST | Severe Thunderstorm Watch | SPC | 6 hr |
| Feb 21, 5:30 PM EST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 11.3 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 527 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 164 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KGSP 212319 RRA SVRGSP NCC179-212330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC 618 PM EST FRI FEB 21 1997 THE NATIONAL WEATHER SERVICE IN GREENVILLE SPARTANBURG HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 630 PM EST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL NORTH CAROLINA ...EASTERN UNION COUNTY THE SEVERE THUNDERSTORM WARNING FOR UNION OCUNTY NORTH CAROLINA HAS BEEN EXTENDED UNTIL 630 PM. THE SEVERE THUNDERSTORMS ARE IN THE EXTREME EASTERN PART OF THE COUNTY...WHERE WIND DAMAGE REMAINS LIEKLY THROUGH 630 PM. THE STORMS WERE MOVING EAST AT 50 MPH. SEVERE THUNDERSTORM WINDS CAN REACH SPEEDS OF 60 TO OVER 100 MPH. THESE WINDS BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE MOBILE HOMES...SOMETIMES BUILDINGS. VERY LARGE HAIL CAN INJURE ANYONE CAUGHT OUTSIDE. ZOLTOWSKI
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 4:06 PM EST | Severe Thunderstorm Warning | GSP | Henderson | 39 min |
| Feb 21, 4:58 PM EST | Severe Thunderstorm Warning | GSP | Cleveland | 32 min |
| Feb 21, 5:06 PM EST | Severe Thunderstorm Warning | GSP | Gaston | 39 min |
| Feb 21, 5:10 PM EST | Severe Thunderstorm Warning | GSP | Catawba, Lincoln | 35 min |
| Feb 21, 5:25 PM EST | Severe Thunderstorm Warning | GSP | Iredell, Mecklenburg | 35 min |
| Feb 21, 5:38 PM EST | Severe Thunderstorm Warning | GSP | Cabarrus, Union | 37 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 1997Every severe thunderstorm warning in 1997
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.