Alert archive / South Carolina / River Flood Warnings in 2020

River Flood Warning 33, NWS Columbia, SC

March 5, 2020Edgefield County, McCormick County, South Carolina

NWS Columbia, SC issued this river flood warning at Mar 5, 2020, 8:55 AM EST for Edgefield County, McCormick County, South Carolina. It took effect at Mar 5, 2020, 12:40 PM EST. It was in force for 32 hr.

The area

The counties it named.

The facts

Issued
Mar 5, 2020, 8:55 AM EST (13:55 UTC)
In effect from
Mar 5, 2020, 12:40 PM EST
Expired
Mar 6, 2020, 8:58 PM EST
In force
32 hr
Issued by
NWS Columbia, SC
Area
Storm-based polygon
Flood severity
Moderate

Counties Edgefield County, SC, McCormick County, SC

The radar

The Columbia radar (KCAE), 95 km from the middle of the area, began a volume at 13:59 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 Stevens Creek near Modoc (MODS1). The gauge peaked at 25.18 ft at Mar 6, 2020, 3:00 AM EST.

actionminormoderate10203003/0503/0603/0703/08
Action stage
17 ft
Minor stage
19 ft
Moderate stage
29 ft
Major stage
35 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02196000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Columbia, SC wrote its last area forecast discussion before this river flood warning went out at Mar 4, 5:16 PM EST, 15 hours 39 minutes earlier.

Area forecast discussion, Mar 4, 5:16 PM EST, 15 hours 39 minutes before
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The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 4, 8:41 PM ESTRiver Flood AdvisoryCAELexington, Richland48 hr
Mar 5, 1:31 PM ESTLake Wind AdvisoryCAEAiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 11 more38 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.