Alert archive / South Carolina / River Flood Warnings in 2020
River Flood Warning 44, NWS Charleston, SC
NWS Charleston, SC issued this river flood warning at Nov 11, 2020, 9:54 AM EST for Berkeley County, Georgetown County, Williamsburg County, South Carolina. It took effect at Nov 11, 2020, 3:00 PM EST. It was in force for 73 days.
The area
The counties it named.
The facts
- Issued
- Nov 11, 2020, 9:54 AM EST (14:54 UTC)
- In effect from
- Nov 11, 2020, 3:00 PM EST
- Expired
- Jan 23, 2021, 9:57 AM EST
- In force
- 73 days
- Issued by
- NWS Charleston, SC
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Berkeley County, SC, Georgetown County, SC, Williamsburg County, SC
The radar
The Wilmington radar (KLTX), 131 km from the middle of the area, began a volume at 14:58 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 Santee River near Jamestown (JAMS1). The gauge peaked at 15.14 ft at Nov 20, 2020, 7:00 PM EST.
- Action stage
- 9 ft
- Minor stage
- 10 ft
- Moderate stage
- 17 ft
- Major stage
- 22 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 02171700, 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 Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 10, 9:00 PM EST | River Flood Warning | CHS | Hampton, Jasper | 32 days |
| Nov 11, 11:52 AM EST | Coastal Flood Advisory | CHS | 7 hr | |
| Nov 11, 5:36 PM EST | Areal Flood Advisory | CHS | Berkeley, Charleston | 114 min |
| Nov 11, 6:00 PM EST | Special Marine Warning | CHS | 2 hr |
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.