Alert archive / South Carolina / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 153, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 24, 1997, 3:28 PM EDT for Spartanburg County, South Carolina. It was in force for 47 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 24, 1997, 3:28 PM EDT (19:28 UTC)
- Expired
- Jul 24, 1997, 4:15 PM EDT
- In force
- 47 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
County Spartanburg County, SC
The radar
The Greer radar (KGSP), 22 km from the middle of the area, began a volume at 19:29 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 24, 3:40 PM EDT | Thunderstorm Wind 50 | Inman, SC |
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, 7.5 hours before the alert went out and 228 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
- 150 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 541 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 51 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 24, 2:16 PM EDT, 1 hour 12 minutes earlier.
Area forecast discussion, Jul 24, 2:16 PM EDT, 1 hour 12 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 215 PM EDT THU JUL 24 1997 ALL: GOING TRENDS LOOKS GOOD...SMALL DIRUNAL POPS OK FOR SATURDAY. RAH: MOSTLY SUNNY BETTER FOR FRIDAY...OTHERWISE LOOKS GOOD. S/WV & ASSOCIATED WEAK SFC BNDRY MAY STILL BE THE FOCUS FOR TSTMS TONIGHT ALTHOUGH WILL BE TEMPERED BY SOME SUBSIDENCE & WARM TEMPS ALOFT. FOR THE REST OF THE PERIOD...WE'LL SEE A TRANISITION BACK TO SUBTROPICAL RIDGING INTO THE WEEKEND WITH VERY WARM TEMPS THROUGHOUT THE COLUMN. WILL CONTINUE TO HANG ONTO RH IN THE LOWER LEVELS THOUGH OBVIOUSLY OF A CONSERIDERABLE SHALLOWER DEPTH WITH TROPICAL SYSTEM OUT OF THE PICTURE. DIURNAL TSTM COVERAGE FRI & SAT LATE DAY/EVE WILL RANGE FROM ISLOATED TO WIDELY SCATTERED ...SO WSFOS CAN CARRY TOKEN SMALL POPS EACH DAY IF DESIRED. GSP 70/92/70/93 2020 AVL 66/86/65/88 2222 CLT 73/91/72/93 2020 CSH
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 1:32 AM EDT | Flash Flood Warning | GSP | Cabarrus, Mecklenburg, Union | 4 hr |
| Jul 24, 6:55 PM EDT | Severe Thunderstorm Warning | GSP | Davie | 35 min |
| Jul 24, 4:39 PM EDT | Severe Thunderstorm Warning | GSP | Greenville | 51 min |
| Jul 24, 4:55 PM EDT | Severe Thunderstorm Warning | GSP | Spartanburg, Union | 50 min |
| Jul 24, 5:34 PM EDT | Severe Thunderstorm Warning | GSP | Laurens | 56 min |
Nearby
Severe Thunderstorm Warnings in South 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.