Alert archive / Illinois / Dense Fog Advisories in 2021

Dense Fog Advisory 12, NWS Lincoln, IL

August 22, 202112 counties in Illinois

NWS Lincoln, IL issued this dense fog advisory at Aug 22, 2021, 2:45 AM CDT for 12 counties in Illinois. It took effect at Aug 22, 2021, 3:00 AM CDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Aug 22, 2021, 2:45 AM CDT (07:45 UTC)
In effect from
Aug 22, 2021, 3:00 AM CDT
Expired
Aug 22, 2021, 9:00 AM CDT
In force
6 hr
Issued by
NWS Lincoln, IL

Counties Clark County, IL, Clay County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, Douglas County, IL, Edgar County, IL, Effingham County, IL, Jasper County, IL, Lawrence County, IL, Richland County, IL, Vermilion County, IL

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 Lincoln, IL wrote its last area forecast discussion before this dense fog advisory went out at Aug 21, 11:49 PM CDT, 2 hours 56 minutes earlier.

Area forecast discussion, Aug 21, 11:49 PM CDT, 2 hours 56 minutes before
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Hazardous weather outlook, Aug 21, 3:14 PM CDT, 11 hours 31 minutes before
<!doctype html>
<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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Nearby

Dense Fog Advisories in Illinois, 2021Every 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.