Alert archive / North Carolina / Dense Fog Advisories in 2021

Dense Fog Advisory 2, NWS Raleigh, NC

January 2, 20215 counties in North Carolina

NWS Raleigh, NC issued this dense fog advisory at Jan 2, 2021, 8:17 PM EST for 5 counties in North Carolina. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued: Jan 2, 2021, 8:17 PM EST (01:17 UTC)
Expired: Jan 3, 2021, 3:59 AM EST
In force: 8 hr
Issued by: NWS Raleigh, NC

Counties Alamance County, NC, Davidson County, NC, Forsyth County, NC, Guilford County, NC, Randolph County, NC

The radar

The Roanoke radar (KFCX), 124 km from the middle of the area, began a volume at 01:19 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 Raleigh, NC wrote its last area forecast discussion before this dense fog advisory went out at Jan 2, 4:39 PM EST, 3 hours 38 minutes earlier.

Area forecast discussion, Jan 2, 4:39 PM EST, 3 hours 38 minutes before

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Hazardous weather outlook, Jan 2, 3:22 PM EST, 4 hours 55 minutes before

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In the hours before

Special weather statement, Jan 2, 6:54 PM EST, 1 hour 23 minutes before

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The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 3, 5:55 AM EST	River Flood Warning	RAH	Johnston	34 hr
Jan 3, 9:36 AM EST	River Flood Warning	RAH	Chatham	11 hr

Nearby

Dense Fog Advisories in North Carolina, 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.