Alert archive / North Carolina / Dense Fog Advisories in 2021

Dense Fog Advisory 2, NWS Greenville-Spartanburg, SC

January 2, 202116 counties in North Carolina; 8 counties in South Carolina; 4 counties in Georgia

NWS Greenville-Spartanburg, SC issued this dense fog advisory at Jan 2, 2021, 5:20 AM EST for 16 counties in North Carolina; 8 counties in South Carolina; 4 counties in Georgia. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Jan 2, 2021, 5:20 AM EST (10:20 UTC)
Expired: Jan 2, 2021, 12:00 PM EST
In force: 7 hr
Issued by: NWS Greenville-Spartanburg, SC

All 28 counties

Elbert County, GA, Franklin County, GA, Hart County, GA, Stephens County, GA, Alexander County, NC, Burke County, NC, Cabarrus County, NC, Caldwell County, NC, Catawba County, NC, Cleveland County, NC, Davie County, NC, Gaston County, NC, Iredell County, NC, Lincoln County, NC, McDowell County, NC, Mecklenburg County, NC, Polk County, NC, Rowan County, NC, Rutherford County, NC, Union County, NC, Abbeville County, SC, Anderson County, SC, Cherokee County, SC, Chester County, SC, Greenwood County, SC, Laurens County, SC, Union County, SC, York County, SC

The radar

The Greer radar (KGSP), 56 km from the middle of the area, began a volume at 10:20 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 dense fog advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before this dense fog advisory went out at Jan 2, 3:39 AM EST, 1 hour 41 minutes earlier.

Area forecast discussion, Jan 2, 3:39 AM EST, 1 hour 41 minutes before

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Hazardous weather outlook, Jan 1, 8:39 PM EST, 8 hours 41 minutes before

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<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 1, 7:37 PM EST	River Flood Warning	GSP	Henderson, Transylvania	25 hr
Jan 1, 7:25 PM EST	Areal Flood Advisory	GSP	Pickens	4 hr

Nearby

Dense Fog Advisories in North Carolina, 2021 Dense Fog Advisories in South Carolina, 2021 Dense Fog Advisories in Georgia, 2021 Every dense fog advisory in 2021

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.