Alert archive / North Dakota / Dense Fog Advisories in 2020

Dense Fog Advisory 21, NWS Grand Forks, ND

November 7, 20205 counties in North Dakota

NWS Grand Forks, ND issued this dense fog advisory at Nov 7, 2020, 9:09 PM CST for 5 counties in North Dakota. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued: Nov 7, 2020, 9:09 PM CST (03:09 UTC)
Expired: Nov 8, 2020, 3:20 AM CST
In force: 6 hr
Issued by: NWS Grand Forks, ND

Counties Benson County, ND, Cavalier County, ND, Eddy County, ND, Ramsey County, ND, Towner County, ND

The radar

The Minot AFB radar (KMBX), 143 km from the middle of the area, began a volume at 03:09 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 Grand Forks, ND wrote its last area forecast discussion before this dense fog advisory went out at Nov 7, 5:50 PM CST, 3 hours 19 minutes earlier.

Area forecast discussion, Nov 7, 5:50 PM CST, 3 hours 19 minutes before

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Hazardous weather outlook, Nov 7, 2:53 PM CST, 6 hours 16 minutes before

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Nearby

Dense Fog Advisories in North Dakota, 2020 Every dense fog advisory in 2020

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.