Alert archive / South Carolina / River Flood Warnings in 2025

River Flood Warning 16, NWS Columbia, SC

August 12, 2025Calhoun County, Richland County, South Carolina

NWS Columbia, SC issued this river flood warning at Aug 12, 2025, 1:22 PM EDT for Calhoun County, Richland County, South Carolina. It took effect at Aug 12, 2025, 11:31 PM EDT. It was in force for 5 days.

The area

The counties it named.

The facts

Issued
Aug 12, 2025, 1:22 PM EDT (17:22 UTC)
In effect from
Aug 12, 2025, 11:31 PM EDT
Expired
Aug 17, 2025, 5:00 PM EDT
In force
5 days
Issued by
NWS Columbia, SC
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 17:23 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 17.16 ft at Aug 14, 2025, 10:00 AM EDT.

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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.

IssuedProductOfficeCountiesLasted
Aug 11, 8:36 PM EDTAreal Flood AdvisoryCAEAiken, Edgefield114 min
Aug 12, 7:03 AM EDTAreal Flood AdvisoryCAELexington, Newberry, Richland, Saluda3 hr
Aug 12, 8:30 AM EDTFlash Flood WarningCAELexington, Newberry, Saluda3 hr
Aug 12, 1:22 PM EDTRiver Flood WarningCAECalhoun, Lexington, Richland4 days
Aug 12, 1:23 PM EDTRiver Flood AdvisoryCAELexington, Richland3 days
Aug 12, 3:36 PM EDTAreal Flood AdvisoryCAEMcCormick3 hr

Nearby

River Flood Warnings in South Carolina, 2025Every river flood warning in 2025

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.