Alert archive / South Carolina / River Flood Warnings in 2020
River Flood Warning 50, NWS Columbia, SC
NWS Columbia, SC issued this river flood warning at May 19, 2020, 2:30 PM EDT for Calhoun County, Richland County, South Carolina. It took effect at May 20, 2020, 2:00 AM EDT. It was in force for 13 days.
The area
The counties it named.
The facts
- Issued
- May 19, 2020, 2:30 PM EDT (18:30 UTC)
- In effect from
- May 20, 2020, 2:00 AM EDT
- Expired
- Jun 1, 2020, 9:48 PM EDT
- In force
- 13 days
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Calhoun County, SC, Richland County, SC
The radar
The Columbia radar (KCAE), 28 km from the middle of the area, began a volume at 18:30 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.
The river
Written for the forecast point Congaree River at Congaree National Park (GADS1). The gauge peaked at 17.76 ft at May 23, 2020, 10:00 PM EDT.
- Action stage
- 14 ft
- Minor stage
- 15 ft
- Moderate stage
- 18 ft
- Major stage
- 20 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 02169625, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 8:43 PM EDT | Special Weather Statement | CAE | Saluda | 47 min |
| May 18, 9:42 PM EDT | Special Weather Statement | CAE | Lexington | 33 min |
| May 19, 12:28 AM EDT | Areal Flood Advisory | CAE | Lexington, Richland | 4 hr |
| May 19, 12:38 AM EDT | Special Weather Statement | CAE | Kershaw | 52 min |
| May 19, 1:11 AM EDT | Special Weather Statement | CAE | Lancaster | 49 min |
| May 19, 3:39 AM EDT | Flash Flood Watch | CAE | Chesterfield, Fairfield, Kershaw, Lancaster, Lee, Lexington and 3 more | 52 hr |
| May 19, 1:38 PM EDT | Special Weather Statement | CAE | Fairfield | 37 min |
| May 19, 2:30 PM EDT | River Flood Warning | CAE | Calhoun, Lexington, Richland | 21 days |
| May 19, 2:34 PM EDT | River Flood Advisory | CAE | Lexington, Richland | 16 hr |
| May 19, 2:39 PM EDT | River Flood Warning | CAE | Chesterfield, Marlboro | 7 days |
| May 19, 2:44 PM EDT | Special Weather Statement | CAE | Saluda | 31 min |
| May 19, 3:47 PM EDT | River Flood Warning | CAE | Greenwood, Newberry, Saluda | 4 days |
Nearby
River Flood Warnings in South Carolina, 2020Every river flood warning 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; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.