Alert archive / Minnesota / Dense Fog Advisories in 2007

Dense Fog Advisory 8, NWS Twin Cities, MN

December 20, 200730 counties in Minnesota; 9 counties in Wisconsin

NWS Twin Cities, MN issued this dense fog advisory at Dec 20, 2007, 3:04 PM CST for 30 counties in Minnesota; 9 counties in Wisconsin. It took effect at Dec 20, 2007, 6:00 PM CST. It was in force for 39 hr.

The area

The counties it named.

The facts

Issued: Dec 20, 2007, 3:04 PM CST (21:04 UTC)
In effect from: Dec 20, 2007, 6:00 PM CST
Expired: Dec 22, 2007, 9:00 AM CST
In force: 39 hr
Issued by: NWS Twin Cities, MN

All 39 counties

Anoka County, MN, Blue Earth County, MN, Brown County, MN, Carver County, MN, Chisago County, MN, Dakota County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Hennepin County, MN, Isanti County, MN, Kanabec County, MN, Le Sueur County, MN, Martin County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Nicollet County, MN, Ramsey County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Scott County, MN, Sherburne County, MN, Sibley County, MN, Steele County, MN, Waseca County, MN, Washington County, MN, Watonwan County, MN, Wright County, MN, Barron County, WI, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Rusk County, WI, Saint Croix County, WI

The radar

The Minneapolis radar (KMPX), 20 km from the middle of the area, began a volume at 21:04 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 Dec 20, 11:30 AM CST, 3 hours 34 minutes earlier.

Area forecast discussion, Dec 20, 11:30 AM CST, 3 hours 34 minutes before

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Hazardous weather outlook, Dec 20, 5:16 AM CST, 9 hours 48 minutes before

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Nearby

Dense Fog Advisories in Minnesota, 2007 Dense Fog Advisories in Wisconsin, 2007 Every dense fog advisory in 2007

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.