Alert archive / South Carolina / Flash Flood Warnings in 2014

Flash Flood Warning 1, NWS Columbia, SC

January 10, 2014Richland County, South Carolina

NWS Columbia, SC issued this flash flood warning at Jan 10, 2014, 4:45 PM EST for Richland County, South Carolina. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jan 10, 2014, 4:45 PM EST (21:45 UTC)
Expired: Jan 10, 2014, 5:45 PM EST
In force: 60 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Flood severity: None

County Richland County, SC

The radar

The Columbia radar (KCAE), 21 km from the middle of the area, began a volume at 21:47 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 nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.8 hours before the alert went out and 246 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 621 m above ground
0-6 km bulk shear: 68 kt
0-1 km storm-relative helicity: 398 m²/s²
0-3 km storm-relative helicity: 542 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash 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 flash flood warning went out at Jan 10, 4:11 PM EST, 34 minutes earlier.

Area forecast discussion, Jan 10, 4:11 PM EST, 34 minutes before

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Hazardous weather outlook, Jan 10, 2:39 AM EST, 14 hours 6 minutes before

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In the hours before

Special weather statement, Jan 10, 1:34 PM EST, 3 hours 11 minutes before

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Special weather statement, Jan 10, 3:27 PM EST, 1 hour 18 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 10, 8:24 AM EST	Special Weather Statement	CAE	McCormick	51 min
Jan 10, 1:34 PM EST	Special Weather Statement	CAE	Aiken, Chesterfield, Edgefield, Fairfield, Kershaw, Lancaster and 5 more	86 min
Jan 10, 3:27 PM EST	Special Weather Statement	CAE	Aiken, Calhoun, Edgefield, Fairfield, Kershaw, Lancaster and 6 more	78 min
Jan 10, 4:46 PM EST	Areal Flood Advisory	CAE	Kershaw, Lee, Lexington, Richland, Saluda, Sumter	59 min
Jan 10, 5:56 PM EST	Areal Flood Advisory	CAE	Fairfield, Kershaw, Richland	109 min

Nearby

Flash Flood Warnings in South Carolina, 2014 Every flash flood warning in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.