Alert archive / South Carolina / Flash Flood Watches in 2020

Flash Flood Watch 10, NWS Columbia, SC

September 16, 202017 counties in South Carolina; 5 counties in Georgia

NWS Columbia, SC issued this flash flood watch at Sep 16, 2020, 5:07 AM EDT for 17 counties in South Carolina; 5 counties in Georgia. It took effect at Sep 17, 2020, 8:00 AM EDT. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued: Sep 16, 2020, 5:07 AM EDT (09:07 UTC)
In effect from: Sep 17, 2020, 8:00 AM EDT
Expired: Sep 17, 2020, 8:40 PM EDT
In force: 13 hr
Issued by: NWS Columbia, SC
Flood severity: None

All 22 counties

Burke County, GA, Columbia County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Aiken County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Chesterfield County, SC, Clarendon County, SC, Edgefield County, SC, Fairfield County, SC, Kershaw County, SC, Lancaster County, SC, Lee County, SC, Lexington County, SC, McCormick County, SC, Newberry County, SC, Richland County, SC, Saluda County, SC, Sumter County, SC

The radar

The Columbia radar (KCAE), 23 km from the middle of the area, began a volume at 09:07 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.

What forecasters said that day

The local office's own words before this flash flood watch 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 flash flood watch went out at Sep 16, 2:01 AM EDT, 3 hours 6 minutes earlier.

Area forecast discussion, Sep 16, 2:01 AM EDT, 3 hours 6 minutes before

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Nearby

Flash Flood Watches in South Carolina, 2020 Flash Flood Watches in Georgia, 2020 Every flash flood watch 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.