Alert archive / South Carolina / River Flood Warnings in 2020

River Flood Warning 25, NWS Columbia, SC

February 19, 2020Calhoun County, Lexington County, Richland County, South Carolina

NWS Columbia, SC issued this river flood warning at Feb 19, 2020, 2:56 AM EST for Calhoun County, Lexington County, Richland County, South Carolina. It took effect at Feb 20, 2020, 12:33 AM EST. It was in force for 6 days.

The area

The counties it named.

The facts

Issued
Feb 19, 2020, 2:56 AM EST (07:56 UTC)
In effect from
Feb 20, 2020, 12:33 AM EST
Expired
Feb 26, 2020, 11:34 AM EST
In force
6 days
Issued by
NWS Columbia, SC
Area
Storm-based polygon
Flood severity
Minor

Counties Calhoun County, SC, Lexington County, SC, Richland County, SC

The radar

The Columbia radar (KCAE), 15 km from the middle of the area, began a volume at 07:57 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 Carolina Eastman (CEAS1).

Action stage
114 ft
Minor stage
115 ft
Moderate stage
119 ft
Major stage
126 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, 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 Feb 18, 10:33 PM EST, 4 hours 23 minutes earlier.

Area forecast discussion, Feb 18, 10:33 PM EST, 4 hours 23 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Feb 19, 2:44 AM ESTRiver Flood WarningCAECalhoun, Richland21 days
Feb 19, 10:04 AM ESTRiver Flood WarningCAEOrangeburg8 days
Feb 19, 2:59 PM ESTWinter Weather AdvisoryCAEChesterfield, Lancaster31 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.