Alert archive / South Carolina / Special Weather Statements in 2020
Special Weather Statement, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this special weather statement at May 19, 2020, 4:12 PM EDT for Chester County, South Carolina. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 19, 2020, 4:12 PM EDT (20:12 UTC)
- Expired
- May 19, 2020, 5:00 PM EDT
- In force
- 48 min
- Issued by
- NWS Greenville-Spartanburg, SC
County Chester County, SC
The radar
The Columbia radar (KCAE), 101 km from the middle of the area, began a volume at 20:12 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 nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.2 hours before the alert went out and 165 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
- 1 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 486 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 238 m²/s²
- 0-3 km storm-relative helicity
- 311 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at May 19, 2:59 PM EDT, 1 hour 13 minutes earlier.
Area forecast discussion, May 19, 2:59 PM EDT, 1 hour 13 minutes before
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</html>Hazardous weather outlook, May 19, 10:04 AM EDT, 6 hours 8 minutes before
Hazardous Weather Outlook National Weather Service Greenville-Spartanburg SC 1004 AM EDT Tue May 19 2020 NCZ033-035>037-049-050-053-056-057-064-065-068>072-082-501>510- SCZ002-003-005>010-013-014-201415- Avery-Alexander-Iredell-Davie-Yancey-Mitchell-Buncombe-Catawba-Rowan- Transylvania-Henderson-Cleveland-Lincoln-Gaston-Mecklenburg-Cabarrus- Union NC-Caldwell Mountains-Greater Caldwell-Burke Mountains- Greater Burke-McDowell Mountains-Eastern McDowell- Rutherford Mountains-Greater Rutherford-Polk Mountains-Eastern Polk- Pickens Mountains-Greenville Mountains-Greater Pickens- Greater Greenville-Spartanburg-Cherokee-York-Anderson-Union SC- Chester- 1004 AM EDT Tue May 19 2020 ...FLASH FLOOD WATCH IN EFFECT THROUGH THURSDAY MORNING... This Hazardous Weather Outlook is for piedmont North Carolina, western North Carolina and upstate South Carolina. .DAY ONE...Today and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. In addition to the heavy rainfall threat, scattered thunderstorms are likely again today and tonight. The main threats from these thunderstorms will be brief, gusty winds and dangerous cloud to ground lightning. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flash Flood Watch. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed. Please relay any information about observed severe weather to the NWS while following all local, state, and CDC guidelines. GAZ010-017-018-026-028-029-NCZ048-051-052-058-059-062-063-SCZ001-004- 011-012-019-201415- Rabun-Habersham-Stephens-Franklin-Hart-Elbert-Madison-Swain-Haywood- Graham-Northern Jackson-Macon-Southern Jackson-Oconee Mountains- Greater Oconee-Abbeville-Laurens-Greenwood- 1004 AM EDT Tue May 19 2020 This Hazardous Weather Outlook is for northeast Georgia, western North Carolina and upstate South Carolina. .DAY ONE...Today and tonight. There is the increasing likelihood of excessive rainfall today and tonight, as periodic waves of showers and thunderstorms are expected to move across the region. Across the mountains, the threat for landslide activity will also increase. In addition to the heavy rainfall threat, scattered thunderstorms are likely again today and tonight. The main threats from these thunderstorms will be brief, gusty winds and dangerous cloud to ground lightning. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Substantial rainfall is expected again on Wednesday and early Thursday, as periodic waves of showers and thunderstorms move across the region. The threat for flooding will remain elevated through Thursday. Across the mountains, the threat for landslide activity may also increase through Wednesday. Eventually, the flood threat along main stem rivers will also increase and remain elevated through Thursday. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed. Please relay any information about observed severe weather to the NWS while following all local, state, and CDC guidelines. JPT/12
In the hours before
Local storm report, May 19, 2:09 PM EDT, 2 hours 3 minutes before
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</html>Local storm report, May 19, 2:44 PM EDT, 1 hour 28 minutes before
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</html>Local storm report, May 19, 3:12 PM EDT, 1 hour before
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</html>Local storm report, May 19, 3:21 PM EDT, 51 minutes before
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</html>Special weather statement, May 19, 3:56 PM EDT, 16 minutes before
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</html>Special weather statement, May 19, 4:12 PM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 9:19 PM EDT | Special Weather Statement | GSP | Union | 41 min |
| May 18, 10:38 PM EDT | Special Weather Statement | GSP | Union | 52 min |
| May 18, 11:44 PM EDT | Areal Flood Advisory | GSP | Union | 6 hr |
| May 19, 1:44 AM EDT | Special Weather Statement | GSP | Union | 46 min |
| May 19, 3:41 AM EDT | Areal Flood Advisory | GSP | Alexander, Burke, Caldwell, Catawba | 3 hr |
| May 19, 12:18 PM EDT | Areal Flood Warning | GSP | Buncombe, Henderson, Polk, Rutherford | 9 hr |
| May 19, 12:27 PM EDT | Areal Flood Warning | GSP | McDowell | 10 hr |
| May 19, 1:23 PM EDT | Flash Flood Warning | GSP | McDowell, Polk, Rutherford | 3 hr |
| May 19, 2:02 PM EDT | Flash Flood Warning | GSP | Polk, Rutherford | 3 hr |
| May 19, 4:44 PM EDT | Areal Flood Warning | GSP | Polk, Rutherford | 3 hr |
| May 19, 5:36 PM EDT | Areal Flood Advisory | GSP | Avery, Burke, Caldwell, McDowell | 5 hr |
| May 19, 7:26 PM EDT | Areal Flood Advisory | GSP | Polk, Rutherford | 3 hr |
| May 18, 8:45 PM EDT | Special Weather Statement | GSP | Abbeville, Anderson | 45 min |
| May 18, 9:38 PM EDT | Special Weather Statement | GSP | Greenville, Pickens | 37 min |
| May 18, 10:18 PM EDT | Special Weather Statement | GSP | Spartanburg | 27 min |
| May 19, 2:38 AM EDT | Areal Flood Advisory | GSP | York | 5 hr |
| May 19, 1:12 PM EDT | Areal Flood Warning | GSP | Greenville, Spartanburg | 4 hr |
| May 19, 1:19 PM EDT | Areal Flood Advisory | GSP | Greenville | 3 hr |
| May 19, 3:56 PM EDT | Special Weather Statement | GSP | Spartanburg | 34 min |
| May 19, 4:31 PM EDT | Areal Flood Warning | GSP | Greenville, Spartanburg | 4 hr |
| May 19, 4:52 PM EDT | Special Weather Statement | GSP | York | 38 min |
| May 19, 5:09 PM EDT | Areal Flood Advisory | GSP | Chester, York | 3 hr |
Nearby
Special Weather Statements in South Carolina, 2020Every special weather statement in 2020
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.