Alert archive / Wisconsin / Dense Fog Advisories in 2021

Dense Fog Advisory 4, NWS Milwaukee, WI

January 6, 202115 counties in Wisconsin

NWS Milwaukee, WI issued this dense fog advisory at Jan 6, 2021, 2:45 PM CST for 15 counties in Wisconsin. It took effect at Jan 6, 2021, 6:00 PM CST. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued: Jan 6, 2021, 2:45 PM CST (20:45 UTC)
In effect from: Jan 6, 2021, 6:00 PM CST
Expired: Jan 7, 2021, 1:00 PM CST
In force: 19 hr
Issued by: NWS Milwaukee, WI

Counties Columbia County, WI, Dane County, WI, Dodge County, WI, Fond du Lac County, WI, Green County, WI, Green Lake County, WI, Iowa County, WI, Jefferson County, WI, Lafayette County, WI, Marquette County, WI, Rock County, WI, Sauk County, WI, Walworth County, WI, Washington County, WI, Waukesha County, WI

The radar

The Milwaukee radar (KMKX), 54 km from the middle of the area, began a volume at 20:51 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 Milwaukee, WI wrote its last area forecast discussion before this dense fog advisory went out at Jan 6, 10:19 AM CST, 4 hours 26 minutes earlier.

Area forecast discussion, Jan 6, 10:19 AM CST, 4 hours 26 minutes before

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Hazardous weather outlook, Jan 6, 11:48 AM CST, 2 hours 57 minutes before

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</head>
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  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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Nearby

Dense Fog Advisories in Wisconsin, 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.