Alert archive / South Carolina / Tornado Watches in 2022
Tornado Watch 264
The Storm Prediction Center issued this tornado watch at May 23, 2022, 4:27 PM EDT for Cleveland County, Polk County, Rutherford County, North Carolina; 9 counties in South Carolina. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- May 23, 2022, 4:27 PM EDT (20:27 UTC)
- Expired
- May 23, 2022, 9:00 PM EDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1 in
- Strongest gust expected
- 60 kt
Counties Cleveland County, NC, Polk County, NC, Rutherford County, NC, Abbeville County, SC, Anderson County, SC, Cherokee County, SC, Greenville County, SC, Greenwood County, SC, Laurens County, SC, Pickens County, SC, Spartanburg County, SC, Union County, SC
The radar
The Greer radar (KGSP), 10 km from the middle of the area, began a volume at 20:30 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 SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 40%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 40%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 5%
- One or more hailstones of 2 inches or more
- 5%
- Six or more combined severe hail and wind reports
- 50%
Warnings issued inside it
3 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 4:49 PM EDT | Tornado Warning | GSP | Anderson, Greenville, Pickens | 27 min |
| May 23, 7:13 PM EDT | Tornado Warning | GSP | Cleveland, Rutherford | 32 min |
| May 23, 7:43 PM EDT | Tornado Warning | GSP | Cleveland, Rutherford | 18 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.5 hours before the alert went out and 257 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
- 153 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 926 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 1:20 PM EDT | Mesoscale Discussion | SPC | Anson, Bladen, Cabarrus, Chatham, Cumberland, Davidson and 16 more | 115 min |
| May 23, 1:57 PM EDT | Mesoscale Discussion | SPC | Polk, Rutherford | 2 hr |
| May 23, 3:38 PM EDT | Mesoscale Discussion | SPC | Alamance, Beaufort, Bertie, Carteret, Chatham, Chowan and 26 more | 2 hr |
| May 23, 4:11 PM EDT | Mesoscale Discussion | SPC | Cleveland, Gaston, Mecklenburg | 94 min |
| May 23, 6:00 PM EDT | Mesoscale Discussion | SPC | Catawba, Cleveland, Gaston, Lincoln, Mecklenburg, Polk and 1 more | 2 hr |
| May 23, 11:20 AM EDT | Mesoscale Discussion | SPC | Aiken, Bamberg, Barnwell, Calhoun, Cherokee, Chester and 18 more | 85 min |
| May 23, 2:29 PM EDT | Mesoscale Discussion | SPC | Aiken, Allendale, Bamberg, Barnwell, Beaufort, Berkeley and 17 more | 61 min |
| May 23, 3:15 PM EDT | Severe Thunderstorm Watch | SPC | Aiken, Allendale, Bamberg, Barnwell, Beaufort, Berkeley and 16 more | 6 hr |
| May 23, 4:43 PM EDT | Mesoscale Discussion | SPC | Aiken, Allendale, Bamberg, Barnwell, Berkeley, Calhoun and 15 more | 2 hr |
| May 23, 7:02 PM EDT | Mesoscale Discussion | SPC | Bamberg, Berkeley, Calhoun, Charleston, Clarendon, Colleton and 9 more | 118 min |
Nearby
Tornado Watches in South Carolina, 2022Tornado Watches in North Carolina, 2022Every tornado watch in 2022
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.