Alert archive / South Carolina / Flash Flood Warnings in 2024
Flash Flood Warning 46, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this flash flood warning at Aug 8, 2024, 7:29 AM EDT for York County, South Carolina. It was in force for 10 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 8, 2024, 7:29 AM EDT (11:29 UTC)
- Expired
- Aug 8, 2024, 5:00 PM EDT
- In force
- 10 hr
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Flood severity
- None
County York County, SC
The radar
The Greer radar (KGSP), 95 km from the middle of the area, began a volume at 11:31 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 00:00Z, 11.5 hours before the alert went out and 169 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
- 654 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 705 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- -28 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flash flood 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 flash flood warning went out at Aug 8, 7:01 AM EDT, 28 minutes earlier.
Area forecast discussion, Aug 8, 7:01 AM EDT, 28 minutes before
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</html>Hazardous weather outlook, Aug 8, 5:08 AM EDT, 2 hours 21 minutes before
Hazardous Weather Outlook National Weather Service Greenville-Spartanburg SC 508 AM EDT Thu Aug 8 2024 NCZ033-049-050-068-501>510-SCZ008-012-013-108-109-090915- Avery-Yancey-Mitchell-Cleveland-Caldwell Mountains-Greater Caldwell- Burke Mountains-Greater Burke-McDowell Mountains-Eastern McDowell- Rutherford Mountains-Greater Rutherford-Polk Mountains-Eastern Polk- Cherokee-Laurens-Union SC-Northern Spartanburg-Southern Spartanburg- 508 AM EDT Thu Aug 8 2024 This Hazardous Weather Outlook is for piedmont North Carolina, western North Carolina and upstate South Carolina. .DAY ONE...Today and tonight. Tropical Cyclone Debby is expected to impact the western Carolinas through tonight. The main impacts would be an increased risk for heavy rain, flooding, and gusty winds, with the greatest risk along and east of I-77. The combination of persistent gusty winds and wet soils from heavy rainfall will lead to scattered trees and powerlines down. Check hurricanes.gov for the latest updates on this system. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... None. GAZ010-017-018-026-028-029-NCZ048-051>053-058-059-062>065-SCZ010-011- 019-101>107-090915- Rabun-Habersham-Stephens-Franklin-Hart-Elbert-Madison-Swain-Haywood- Buncombe-Graham-Northern Jackson-Macon-Southern Jackson-Transylvania- Henderson-Anderson-Abbeville-Greenwood-Oconee Mountains- Pickens Mountains-Greenville Mountains-Greater Oconee- Greater Pickens-Central Greenville-Southern Greenville- 508 AM EDT Thu Aug 8 2024 This Hazardous Weather Outlook is for northeast Georgia, western North Carolina and upstate South Carolina. .DAY ONE...Today and tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... None. NCZ035>037-056-057-069>072-082-SCZ009-014-090915- Alexander-Iredell-Davie-Catawba-Rowan-Lincoln-Gaston-Mecklenburg- Cabarrus-Union NC-York-Chester- 508 AM EDT Thu Aug 8 2024 ...FLOOD WATCH IN EFFECT THROUGH FRIDAY MORNING... This Hazardous Weather Outlook is for piedmont 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. Flood Watch. In addition to the excessive rain, the approach and passage of Debby to the east will bring frequent wind gusts across the western Piedmont and northern Upstate through this evening. Winds may gust as high as 45 mph at times. The gusty winds could knock down a few trees where the soil becomes saturated by rainfall. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Flood Watch. .SPOTTER INFORMATION STATEMENT... None.
In the hours before
Special weather statement, Aug 8, 3:41 AM EDT, 3 hours 48 minutes before
Special Weather Statement
National Weather Service Greenville-Spartanburg SC
341 AM EDT Thu Aug 8 2024
NCZ057-071-072-082-080845-
Rowan NC-Union NC-Cabarrus NC-Mecklenburg NC-
341 AM EDT Thu Aug 8 2024
...STRONG WIND GUSTS FROM TROPICAL STORM DEBBY WILL IMPACT
CABARRUS...SOUTHEASTERN MECKLENBURG... SOUTHEASTERN ROWAN AND UNION
COUNTIES THROUGH 445 AM EDT...
At 339 AM EDT, Doppler radar was tracking a strong rain band along a
line extending from 11 miles southeast of Salisbury to 10 miles
south of Downtown Concord to 7 miles north of Lancaster. Movement
was west at 15 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Downtown Concord, Monroe, Kannapolis, Salisbury, South Charlotte,
East Charlotte, West Concord, Matthews, Mint Hill, and Indian Trail.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
&&
LAT...LON 3550 8030 3519 8051 3516 8044 3518 8037
3517 8036 3519 8028 3481 8032 3482 8080
3494 8078 3504 8088 3529 8075 3572 8039
3572 8034 3568 8033 3558 8021 3551 8018
TIME...MOT...LOC 0739Z 111DEG 14KT 3559 8029 3526 8058 3483 8080
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
ARKSpecial weather statement, Aug 8, 4:46 AM EDT, 2 hours 43 minutes before
Special Weather Statement
National Weather Service Greenville-Spartanburg SC
446 AM EDT Thu Aug 8 2024
NCZ036-057-070>072-SCZ009-014-080945-
Rowan NC-Gaston NC-Iredell NC-Cabarrus NC-Mecklenburg NC-York SC-
Chester SC-
446 AM EDT Thu Aug 8 2024
...STRONG WIND GUSTS FROM TROPICAL STORM DEBBY WILL IMPACT
NORTHWESTERN CABARRUS...SOUTHEASTERN IREDELL...
MECKLENBURG...SOUTHWESTERN ROWAN...EASTERN GASTON...CHESTER AND YORK
COUNTIES THROUGH 545 AM EDT...
At 444 AM EDT, Doppler radar was tracking a strong rain band along a
line extending from 4 miles northwest of Kannapolis to 10 miles
southwest of Uptown Charlotte to 5 miles southeast of Chester.
Movement was west at 10 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Gastonia, Rock Hill, Uptown Charlotte, Huntersville, Kannapolis,
Downtown Concord, York, Chester, Central Charlotte, and Northeast
Charlotte.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
&&
LAT...LON 3511 8081 3500 8084 3508 8091 3501 8091
3492 8086 3454 8096 3457 8139 3519 8124
3541 8104 3540 8096 3546 8094 3550 8096
3569 8078 3556 8041
TIME...MOT...LOC 0844Z 102DEG 9KT 3555 8065 3516 8100 3466 8113
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
ARKSpecial weather statement, Aug 8, 5:46 AM EDT, 1 hour 43 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 |
|---|---|---|---|---|
| Aug 8, 3:41 AM EDT | Special Weather Statement | GSP | Cabarrus, Union | 64 min |
| Aug 8, 4:23 AM EDT | Flash Flood Warning | GSP | Union | 12 hr |
| Aug 8, 4:46 AM EDT | Special Weather Statement | GSP | Mecklenburg | 59 min |
| Aug 8, 5:19 AM EDT | Flash Flood Warning | GSP | Cabarrus, Mecklenburg | 15 hr |
| Aug 8, 5:46 AM EDT | Special Weather Statement | GSP | Gaston | 59 min |
| Aug 8, 6:11 AM EDT | Wind Advisory | GSP | Alexander, Cabarrus, Catawba, Davie, Gaston, Iredell and 4 more | 9 hr |
| Aug 8, 6:20 AM EDT | Flash Flood Warning | GSP | Rowan | 10 hr |
| Aug 8, 6:41 AM EDT | Flash Flood Warning | GSP | Gaston | 10 hr |
| Aug 8, 7:16 AM EDT | Flash Flood Warning | GSP | Davie | 7 hr |
| Aug 8, 7:48 AM EDT | Flash Flood Warning | GSP | Lincoln | 8 hr |
| Aug 8, 8:23 AM EDT | Flash Flood Warning | GSP | Iredell | 8 hr |
| Aug 8, 10:47 AM EDT | Areal Flood Advisory | GSP | Alexander, Catawba | 5 hr |
| Aug 8, 12:52 PM EDT | Areal Flood Advisory | GSP | Cleveland | 5 hr |
| Aug 8, 2:08 PM EDT | Areal Flood Advisory | GSP | Burke, Caldwell, Cleveland, Rutherford | 8 hr |
| Aug 8, 2:19 PM EDT | Flash Flood Warning | GSP | Alexander, Burke, Caldwell | 7 hr |
| Aug 8, 2:30 PM EDT | River Flood Advisory | GSP | Gaston | 71 min |
| Aug 8, 3:36 PM EDT | River Flood Warning | GSP | Gaston | 9 hr |
| Aug 8, 3:52 PM EDT | Areal Flood Advisory | GSP | Iredell | 3 hr |
| Aug 8, 4:01 PM EDT | Areal Flood Advisory | GSP | Union | 6 hr |
| Aug 8, 4:27 PM EDT | Areal Flood Advisory | GSP | Rowan | 22 hr |
| Aug 8, 6:52 PM EDT | Areal Flood Warning | GSP | Cabarrus, Mecklenburg | 36 hr |
| Aug 8, 5:31 AM EDT | Flash Flood Warning | GSP | Chester, York | 11 hr |
| Aug 8, 11:50 AM EDT | Areal Flood Advisory | GSP | Cherokee, Union | 9 hr |
| Aug 8, 2:01 PM EDT | Flash Flood Warning | GSP | Cherokee, Spartanburg | 6 hr |
| Aug 8, 4:52 PM EDT | Areal Flood Advisory | GSP | York | 13 hr |
| Aug 8, 5:06 PM EDT | Areal Flood Advisory | GSP | Chester | 17 hr |
| Aug 8, 7:46 PM EDT | Areal Flood Advisory | GSP | Spartanburg | 10 hr |
Nearby
Flash Flood Warnings in South Carolina, 2024Every flash flood warning in 2024
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.