Alert archive / South Carolina / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 136, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Jul 10, 2017, 3:15 PM EDT for Kershaw County, South Carolina. It was in force for 45 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
- Jul 10, 2017, 3:15 PM EDT (19:15 UTC)
- Expired
- Jul 10, 2017, 4:00 PM EDT
- In force
- 45 min
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
County Kershaw County, SC
The radar
The Columbia radar (KCAE), 65 km from the middle of the area, began a volume at 19:15 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, 7.3 hours before the alert went out and 203 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.
- Mixed-layer CAPE
- 18 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 1335 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 89 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Jul 10, 1:53 PM EDT, 1 hour 22 minutes earlier.
Area forecast discussion, Jul 10, 1:53 PM EDT, 1 hour 22 minutes before
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Hazardous Weather Outlook National Weather Service Columbia SC 451 AM EDT Mon Jul 10 2017 GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-110900- Lincoln-McDuffie-Columbia-Richmond-Burke-Lancaster-Chesterfield- McCormick-Newberry-Fairfield-Kershaw-Edgefield-Saluda-Lexington- Richland-Lee-Aiken-Sumter-Barnwell-Orangeburg-Calhoun-Clarendon- Bamberg- 451 AM EDT Mon Jul 10 2017 This Hazardous Weather Outlook is for the Midlands of South Carolina and the Central Savannah River area of Georgia. .DAY ONE...Today and Tonight. Scattered to numerous showers and thunderstorms are expected this afternoon and evening with the potential for an isolated thunderstorm to reach severe limits. The main threat of severe weather will be damaging wind gusts. Locally heavy rainfall will also be possible. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
In the hours before
Special weather statement, Jul 10, 2:11 PM EDT, 1 hour 4 minutes before
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</html>The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 2:11 PM EDT | Special Weather Statement | CAE | Lee | 34 min |
| Jul 10, 4:24 PM EDT | Special Weather Statement | CAE | Richland | 51 min |
| Jul 10, 4:43 PM EDT | Areal Flood Advisory | CAE | Lee | 2 hr |
| Jul 10, 4:47 PM EDT | Areal Flood Advisory | CAE | Richland | 118 min |
| Jul 10, 5:28 PM EDT | Areal Flood Advisory | CAE | Aiken | 62 min |
| Jul 10, 7:08 PM EDT | Special Weather Statement | CAE | Clarendon | 22 min |
| Jul 10, 5:32 PM EDT | Special Weather Statement | CAE | Richmond | 43 min |
| Jul 10, 7:52 PM EDT | Severe Thunderstorm Warning | CAE | Burke, Richmond | 38 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2017Every severe thunderstorm warning in 2017
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.