Alert archive / South Carolina / Lake Wind Advisories in 2018
Lake Wind Advisory 20, NWS Columbia, SC
NWS Columbia, SC issued this lake wind advisory at Nov 16, 2018, 1:04 AM EST for 16 counties in South Carolina; 5 counties in Georgia. It took effect at Nov 16, 2018, 4:00 AM EST. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Nov 16, 2018, 1:04 AM EST (06:04 UTC)
- In effect from
- Nov 16, 2018, 4:00 AM EST
- Expired
- Nov 16, 2018, 7:00 AM EST
- In force
- 3 hr
- Issued by
- NWS Columbia, SC
All 21 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, 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), 28 km from the middle of the area, began a volume at 06:06 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 00:00Z, 6.1 hours before the alert went out and 286 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 476 m above ground
- 0-6 km bulk shear
- 90 kt
- 0-1 km storm-relative helicity
- 14 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this lake wind advisory 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 lake wind advisory went out at Nov 15, 7:05 PM EST, 5 hours 59 minutes earlier.
Area forecast discussion, Nov 15, 7:05 PM EST, 5 hours 59 minutes before
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</html>Hazardous weather outlook, Nov 15, 9:12 AM EST, 15 hours 52 minutes before
Hazardous Weather Outlook National Weather Service Columbia SC 912 AM EST Thu Nov 15 2018 GAZ040-063>065-077-SCZ018-022-025-027>031-035>038-041-161415- Lincoln-McDuffie-Columbia-Richmond-Burke-McCormick-Kershaw-Edgefield- Lexington-Richland-Lee-Aiken-Sumter-Barnwell-Orangeburg-Calhoun- Clarendon-Bamberg- 912 AM EST Thu Nov 15 2018 ...FREEZE WARNING IN EFFECT FROM 4 AM TO 8 AM EST FRIDAY... This Hazardous Weather Outlook is for the Midlands of South Carolina and the Central Savannah River area of Georgia. .DAY ONE...Today and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Freeze Warning. River Flood Warnings. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Freeze Warning. River Flood Warnings. Another freeze warning may be required for Friday night. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. SCZ015-016-020-021-026-161415- Lancaster-Chesterfield-Newberry-Fairfield-Saluda- 912 AM EST Thu Nov 15 2018 This Hazardous Weather Outlook is for the Midlands of South Carolina and the Central Savannah River area of Georgia. .DAY ONE...Today and tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazard. River Flood Warnings. Low temperatures will be around freezing tonight. The growing season has ended and additional freeze warnings will not be issued until the spring. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazard. River Flood Warnings. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 16, 2:40 PM EST | Frost Advisory | CAE | Aiken, Bamberg, Barnwell, Calhoun, Clarendon, Edgefield and 7 more | 17 hr |
| Nov 16, 3:37 PM EST | River Flood Warning | CAE | Lexington, Richland | 18 hr |
Nearby
Lake Wind Advisories in South Carolina, 2018Lake Wind Advisories in Georgia, 2018Every lake wind advisory in 2018
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.