Alert archive / Minnesota / Dense Fog Advisories in 2017

Dense Fog Advisory 12, NWS Twin Cities, MN

November 14, 20179 counties in Minnesota

NWS Twin Cities, MN issued this dense fog advisory at Nov 14, 2017, 1:40 AM CST for 9 counties in Minnesota. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Nov 14, 2017, 1:40 AM CST (07:40 UTC)
Expired
Nov 14, 2017, 9:00 AM CST
In force
7 hr
Issued by
NWS Twin Cities, MN

Counties Benton County, MN, Douglas County, MN, Kanabec County, MN, Mille Lacs County, MN, Morrison County, MN, Pope County, MN, Stearns County, MN, Stevens County, MN, Todd County, MN

The radar

The Minneapolis radar (KMPX), 135 km from the middle of the area, began a volume at 07:38 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 Twin Cities, MN wrote its last area forecast discussion before this dense fog advisory went out at Nov 13, 9:26 PM CST, 4 hours 14 minutes earlier.

Area forecast discussion, Nov 13, 9:26 PM CST, 4 hours 14 minutes before
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Hazardous weather outlook, Nov 13, 11:13 PM CST, 2 hours 27 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 Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 14, 9:00 AM CSTDense Fog AdvisoryMPXBenton, Douglas, Kanabec, Mille Lacs, Morrison, Pope and 2 more3 hr
Nov 14, 3:30 PM CSTDense Fog AdvisoryMPXBenton, Chippewa, Douglas, Freeborn, Kanabec, Kandiyohi and 12 more9 hr

Nearby

Dense Fog Advisories in Minnesota, 2017Every dense fog advisory 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; radar from the NEXRAD Level II archive.