Alert archive / Tennessee / Dense Fog Advisories in 2021

Dense Fog Advisory 5, NWS Memphis, TN

April 19, 2021Alcorn County, Prentiss County, Tishomingo County, Mississippi; 13 counties in Tennessee

NWS Memphis, TN issued this dense fog advisory at Apr 19, 2021, 7:12 AM CDT for Alcorn County, Prentiss County, Tishomingo County, Mississippi; 13 counties in Tennessee. It was in force for 108 min.

The area

The counties it named.

The facts

Issued: Apr 19, 2021, 7:12 AM CDT (12:12 UTC)
Expired: Apr 19, 2021, 9:00 AM CDT
In force: 108 min
Issued by: NWS Memphis, TN

Counties Alcorn County, MS, Prentiss County, MS, Tishomingo County, MS, Benton County, TN, Carroll County, TN, Chester County, TN, Crockett County, TN, Decatur County, TN, Gibson County, TN, Hardin County, TN, Henderson County, TN, Henry County, TN, Madison County, TN, McNairy County, TN, Obion County, TN, Weakley County, TN

The radar

The Memphis radar (KNQA), 123 km from the middle of the area, began a volume at 12:12 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 Memphis, TN wrote its last area forecast discussion before this dense fog advisory went out at Apr 19, 3:05 AM CDT, 4 hours 7 minutes earlier.

Area forecast discussion, Apr 19, 3:05 AM CDT, 4 hours 7 minutes before

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Hazardous weather outlook, Apr 19, 3:19 AM CDT, 3 hours 53 minutes before

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    <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>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 19, 3:30 PM CDT	Freeze Watch	MEG	Clay, Craighead, Cross, Greene, Poinsett, St. Francis	23 hr

Nearby

Dense Fog Advisories in Tennessee, 2021 Dense Fog Advisories in Mississippi, 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.